diff options
Diffstat (limited to 'media/libvpx/vp9/encoder/vp9_encoder.c')
| -rw-r--r-- | media/libvpx/vp9/encoder/vp9_encoder.c | 4578 |
1 files changed, 4578 insertions, 0 deletions
diff --git a/media/libvpx/vp9/encoder/vp9_encoder.c b/media/libvpx/vp9/encoder/vp9_encoder.c new file mode 100644 index 000000000..b79bc00d2 --- /dev/null +++ b/media/libvpx/vp9/encoder/vp9_encoder.c @@ -0,0 +1,4578 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <math.h> +#include <stdio.h> +#include <limits.h> + +#include "./vpx_config.h" +#include "./vp9_rtcd.h" +#include "./vpx_dsp_rtcd.h" +#include "./vpx_scale_rtcd.h" +#include "vpx/internal/vpx_psnr.h" +#include "vpx_ports/mem.h" +#include "vpx_ports/vpx_timer.h" + +#include "vp9/common/vp9_alloccommon.h" +#include "vp9/common/vp9_filter.h" +#include "vp9/common/vp9_idct.h" +#if CONFIG_VP9_POSTPROC +#include "vp9/common/vp9_postproc.h" +#endif +#include "vp9/common/vp9_reconinter.h" +#include "vp9/common/vp9_reconintra.h" +#include "vp9/common/vp9_systemdependent.h" +#include "vp9/common/vp9_tile_common.h" + +#include "vp9/encoder/vp9_aq_complexity.h" +#include "vp9/encoder/vp9_aq_cyclicrefresh.h" +#include "vp9/encoder/vp9_aq_variance.h" +#include "vp9/encoder/vp9_bitstream.h" +#include "vp9/encoder/vp9_context_tree.h" +#include "vp9/encoder/vp9_encodeframe.h" +#include "vp9/encoder/vp9_encodemv.h" +#include "vp9/encoder/vp9_encoder.h" +#include "vp9/encoder/vp9_ethread.h" +#include "vp9/encoder/vp9_firstpass.h" +#include "vp9/encoder/vp9_mbgraph.h" +#include "vp9/encoder/vp9_picklpf.h" +#include "vp9/encoder/vp9_ratectrl.h" +#include "vp9/encoder/vp9_rd.h" +#include "vp9/encoder/vp9_resize.h" +#include "vp9/encoder/vp9_segmentation.h" +#include "vp9/encoder/vp9_skin_detection.h" +#include "vp9/encoder/vp9_speed_features.h" +#if CONFIG_INTERNAL_STATS +#include "vp9/encoder/vp9_ssim.h" +#endif +#include "vp9/encoder/vp9_svc_layercontext.h" +#include "vp9/encoder/vp9_temporal_filter.h" + +#define AM_SEGMENT_ID_INACTIVE 7 +#define AM_SEGMENT_ID_ACTIVE 0 + +#define SHARP_FILTER_QTHRESH 0 /* Q threshold for 8-tap sharp filter */ + +#define ALTREF_HIGH_PRECISION_MV 1 // Whether to use high precision mv + // for altref computation. +#define HIGH_PRECISION_MV_QTHRESH 200 // Q threshold for high precision + // mv. Choose a very high value for + // now so that HIGH_PRECISION is always + // chosen. +// #define OUTPUT_YUV_REC + +#ifdef OUTPUT_YUV_DENOISED +FILE *yuv_denoised_file = NULL; +#endif +#ifdef OUTPUT_YUV_SKINMAP +FILE *yuv_skinmap_file = NULL; +#endif +#ifdef OUTPUT_YUV_REC +FILE *yuv_rec_file; +#endif + +#if 0 +FILE *framepsnr; +FILE *kf_list; +FILE *keyfile; +#endif + +static INLINE void Scale2Ratio(VPX_SCALING mode, int *hr, int *hs) { + switch (mode) { + case NORMAL: + *hr = 1; + *hs = 1; + break; + case FOURFIVE: + *hr = 4; + *hs = 5; + break; + case THREEFIVE: + *hr = 3; + *hs = 5; + break; + case ONETWO: + *hr = 1; + *hs = 2; + break; + default: + *hr = 1; + *hs = 1; + assert(0); + break; + } +} + +// Mark all inactive blocks as active. Other segmentation features may be set +// so memset cannot be used, instead only inactive blocks should be reset. +static void suppress_active_map(VP9_COMP *cpi) { + unsigned char *const seg_map = cpi->segmentation_map; + int i; + if (cpi->active_map.enabled || cpi->active_map.update) + for (i = 0; i < cpi->common.mi_rows * cpi->common.mi_cols; ++i) + if (seg_map[i] == AM_SEGMENT_ID_INACTIVE) + seg_map[i] = AM_SEGMENT_ID_ACTIVE; +} + +static void apply_active_map(VP9_COMP *cpi) { + struct segmentation *const seg = &cpi->common.seg; + unsigned char *const seg_map = cpi->segmentation_map; + const unsigned char *const active_map = cpi->active_map.map; + int i; + + assert(AM_SEGMENT_ID_ACTIVE == CR_SEGMENT_ID_BASE); + + if (frame_is_intra_only(&cpi->common)) { + cpi->active_map.enabled = 0; + cpi->active_map.update = 1; + } + + if (cpi->active_map.update) { + if (cpi->active_map.enabled) { + for (i = 0; i < cpi->common.mi_rows * cpi->common.mi_cols; ++i) + if (seg_map[i] == AM_SEGMENT_ID_ACTIVE) seg_map[i] = active_map[i]; + vp9_enable_segmentation(seg); + vp9_enable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_SKIP); + vp9_enable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_ALT_LF); + // Setting the data to -MAX_LOOP_FILTER will result in the computed loop + // filter level being zero regardless of the value of seg->abs_delta. + vp9_set_segdata(seg, AM_SEGMENT_ID_INACTIVE, + SEG_LVL_ALT_LF, -MAX_LOOP_FILTER); + } else { + vp9_disable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_SKIP); + vp9_disable_segfeature(seg, AM_SEGMENT_ID_INACTIVE, SEG_LVL_ALT_LF); + if (seg->enabled) { + seg->update_data = 1; + seg->update_map = 1; + } + } + cpi->active_map.update = 0; + } +} + +int vp9_set_active_map(VP9_COMP* cpi, + unsigned char* new_map_16x16, + int rows, + int cols) { + if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols) { + unsigned char *const active_map_8x8 = cpi->active_map.map; + const int mi_rows = cpi->common.mi_rows; + const int mi_cols = cpi->common.mi_cols; + cpi->active_map.update = 1; + if (new_map_16x16) { + int r, c; + for (r = 0; r < mi_rows; ++r) { + for (c = 0; c < mi_cols; ++c) { + active_map_8x8[r * mi_cols + c] = + new_map_16x16[(r >> 1) * cols + (c >> 1)] + ? AM_SEGMENT_ID_ACTIVE + : AM_SEGMENT_ID_INACTIVE; + } + } + cpi->active_map.enabled = 1; + } else { + cpi->active_map.enabled = 0; + } + return 0; + } else { + return -1; + } +} + +int vp9_get_active_map(VP9_COMP* cpi, + unsigned char* new_map_16x16, + int rows, + int cols) { + if (rows == cpi->common.mb_rows && cols == cpi->common.mb_cols && + new_map_16x16) { + unsigned char* const seg_map_8x8 = cpi->segmentation_map; + const int mi_rows = cpi->common.mi_rows; + const int mi_cols = cpi->common.mi_cols; + memset(new_map_16x16, !cpi->active_map.enabled, rows * cols); + if (cpi->active_map.enabled) { + int r, c; + for (r = 0; r < mi_rows; ++r) { + for (c = 0; c < mi_cols; ++c) { + // Cyclic refresh segments are considered active despite not having + // AM_SEGMENT_ID_ACTIVE + new_map_16x16[(r >> 1) * cols + (c >> 1)] |= + seg_map_8x8[r * mi_cols + c] != AM_SEGMENT_ID_INACTIVE; + } + } + } + return 0; + } else { + return -1; + } +} + +void vp9_set_high_precision_mv(VP9_COMP *cpi, int allow_high_precision_mv) { + MACROBLOCK *const mb = &cpi->td.mb; + cpi->common.allow_high_precision_mv = allow_high_precision_mv; + if (cpi->common.allow_high_precision_mv) { + mb->mvcost = mb->nmvcost_hp; + mb->mvsadcost = mb->nmvsadcost_hp; + } else { + mb->mvcost = mb->nmvcost; + mb->mvsadcost = mb->nmvsadcost; + } +} + +static void setup_frame(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + // Set up entropy context depending on frame type. The decoder mandates + // the use of the default context, index 0, for keyframes and inter + // frames where the error_resilient_mode or intra_only flag is set. For + // other inter-frames the encoder currently uses only two contexts; + // context 1 for ALTREF frames and context 0 for the others. + if (frame_is_intra_only(cm) || cm->error_resilient_mode) { + vp9_setup_past_independence(cm); + } else { + if (!cpi->use_svc) + cm->frame_context_idx = cpi->refresh_alt_ref_frame; + } + + if (cm->frame_type == KEY_FRAME) { + if (!is_two_pass_svc(cpi)) + cpi->refresh_golden_frame = 1; + cpi->refresh_alt_ref_frame = 1; + vp9_zero(cpi->interp_filter_selected); + } else { + *cm->fc = cm->frame_contexts[cm->frame_context_idx]; + vp9_zero(cpi->interp_filter_selected[0]); + } +} + +static void vp9_enc_setup_mi(VP9_COMMON *cm) { + int i; + cm->mi = cm->mip + cm->mi_stride + 1; + memset(cm->mip, 0, cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->mip)); + cm->prev_mi = cm->prev_mip + cm->mi_stride + 1; + // Clear top border row + memset(cm->prev_mip, 0, sizeof(*cm->prev_mip) * cm->mi_stride); + // Clear left border column + for (i = 1; i < cm->mi_rows + 1; ++i) + memset(&cm->prev_mip[i * cm->mi_stride], 0, sizeof(*cm->prev_mip)); + + cm->mi_grid_visible = cm->mi_grid_base + cm->mi_stride + 1; + cm->prev_mi_grid_visible = cm->prev_mi_grid_base + cm->mi_stride + 1; + + memset(cm->mi_grid_base, 0, + cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->mi_grid_base)); +} + +static int vp9_enc_alloc_mi(VP9_COMMON *cm, int mi_size) { + cm->mip = vpx_calloc(mi_size, sizeof(*cm->mip)); + if (!cm->mip) + return 1; + cm->prev_mip = vpx_calloc(mi_size, sizeof(*cm->prev_mip)); + if (!cm->prev_mip) + return 1; + cm->mi_alloc_size = mi_size; + + cm->mi_grid_base = (MODE_INFO **)vpx_calloc(mi_size, sizeof(MODE_INFO*)); + if (!cm->mi_grid_base) + return 1; + cm->prev_mi_grid_base = (MODE_INFO **)vpx_calloc(mi_size, sizeof(MODE_INFO*)); + if (!cm->prev_mi_grid_base) + return 1; + + return 0; +} + +static void vp9_enc_free_mi(VP9_COMMON *cm) { + vpx_free(cm->mip); + cm->mip = NULL; + vpx_free(cm->prev_mip); + cm->prev_mip = NULL; + vpx_free(cm->mi_grid_base); + cm->mi_grid_base = NULL; + vpx_free(cm->prev_mi_grid_base); + cm->prev_mi_grid_base = NULL; +} + +static void vp9_swap_mi_and_prev_mi(VP9_COMMON *cm) { + // Current mip will be the prev_mip for the next frame. + MODE_INFO **temp_base = cm->prev_mi_grid_base; + MODE_INFO *temp = cm->prev_mip; + cm->prev_mip = cm->mip; + cm->mip = temp; + + // Update the upper left visible macroblock ptrs. + cm->mi = cm->mip + cm->mi_stride + 1; + cm->prev_mi = cm->prev_mip + cm->mi_stride + 1; + + cm->prev_mi_grid_base = cm->mi_grid_base; + cm->mi_grid_base = temp_base; + cm->mi_grid_visible = cm->mi_grid_base + cm->mi_stride + 1; + cm->prev_mi_grid_visible = cm->prev_mi_grid_base + cm->mi_stride + 1; +} + +void vp9_initialize_enc(void) { + static volatile int init_done = 0; + + if (!init_done) { + vp9_rtcd(); + vpx_dsp_rtcd(); + vpx_scale_rtcd(); + vp9_init_intra_predictors(); + vp9_init_me_luts(); + vp9_rc_init_minq_luts(); + vp9_entropy_mv_init(); + vp9_temporal_filter_init(); + init_done = 1; + } +} + +static void dealloc_compressor_data(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + int i; + + vpx_free(cpi->tile_data); + cpi->tile_data = NULL; + + // Delete sementation map + vpx_free(cpi->segmentation_map); + cpi->segmentation_map = NULL; + vpx_free(cpi->coding_context.last_frame_seg_map_copy); + cpi->coding_context.last_frame_seg_map_copy = NULL; + + vpx_free(cpi->nmvcosts[0]); + vpx_free(cpi->nmvcosts[1]); + cpi->nmvcosts[0] = NULL; + cpi->nmvcosts[1] = NULL; + + vpx_free(cpi->nmvcosts_hp[0]); + vpx_free(cpi->nmvcosts_hp[1]); + cpi->nmvcosts_hp[0] = NULL; + cpi->nmvcosts_hp[1] = NULL; + + vpx_free(cpi->nmvsadcosts[0]); + vpx_free(cpi->nmvsadcosts[1]); + cpi->nmvsadcosts[0] = NULL; + cpi->nmvsadcosts[1] = NULL; + + vpx_free(cpi->nmvsadcosts_hp[0]); + vpx_free(cpi->nmvsadcosts_hp[1]); + cpi->nmvsadcosts_hp[0] = NULL; + cpi->nmvsadcosts_hp[1] = NULL; + + vp9_cyclic_refresh_free(cpi->cyclic_refresh); + cpi->cyclic_refresh = NULL; + + vpx_free(cpi->active_map.map); + cpi->active_map.map = NULL; + + vp9_free_ref_frame_buffers(cm->buffer_pool); +#if CONFIG_VP9_POSTPROC + vp9_free_postproc_buffers(cm); +#endif + vp9_free_context_buffers(cm); + + vp9_free_frame_buffer(&cpi->last_frame_uf); + vp9_free_frame_buffer(&cpi->scaled_source); + vp9_free_frame_buffer(&cpi->scaled_last_source); + vp9_free_frame_buffer(&cpi->alt_ref_buffer); + vp9_lookahead_destroy(cpi->lookahead); + + vpx_free(cpi->tile_tok[0][0]); + cpi->tile_tok[0][0] = 0; + + vp9_free_pc_tree(&cpi->td); + + for (i = 0; i < cpi->svc.number_spatial_layers; ++i) { + LAYER_CONTEXT *const lc = &cpi->svc.layer_context[i]; + vpx_free(lc->rc_twopass_stats_in.buf); + lc->rc_twopass_stats_in.buf = NULL; + lc->rc_twopass_stats_in.sz = 0; + } + + if (cpi->source_diff_var != NULL) { + vpx_free(cpi->source_diff_var); + cpi->source_diff_var = NULL; + } + + for (i = 0; i < MAX_LAG_BUFFERS; ++i) { + vp9_free_frame_buffer(&cpi->svc.scaled_frames[i]); + } + memset(&cpi->svc.scaled_frames[0], 0, + MAX_LAG_BUFFERS * sizeof(cpi->svc.scaled_frames[0])); + + vp9_free_frame_buffer(&cpi->svc.empty_frame.img); + memset(&cpi->svc.empty_frame, 0, sizeof(cpi->svc.empty_frame)); +} + +static void save_coding_context(VP9_COMP *cpi) { + CODING_CONTEXT *const cc = &cpi->coding_context; + VP9_COMMON *cm = &cpi->common; + + // Stores a snapshot of key state variables which can subsequently be + // restored with a call to vp9_restore_coding_context. These functions are + // intended for use in a re-code loop in vp9_compress_frame where the + // quantizer value is adjusted between loop iterations. + vp9_copy(cc->nmvjointcost, cpi->td.mb.nmvjointcost); + + memcpy(cc->nmvcosts[0], cpi->nmvcosts[0], + MV_VALS * sizeof(*cpi->nmvcosts[0])); + memcpy(cc->nmvcosts[1], cpi->nmvcosts[1], + MV_VALS * sizeof(*cpi->nmvcosts[1])); + memcpy(cc->nmvcosts_hp[0], cpi->nmvcosts_hp[0], + MV_VALS * sizeof(*cpi->nmvcosts_hp[0])); + memcpy(cc->nmvcosts_hp[1], cpi->nmvcosts_hp[1], + MV_VALS * sizeof(*cpi->nmvcosts_hp[1])); + + vp9_copy(cc->segment_pred_probs, cm->seg.pred_probs); + + memcpy(cpi->coding_context.last_frame_seg_map_copy, + cm->last_frame_seg_map, (cm->mi_rows * cm->mi_cols)); + + vp9_copy(cc->last_ref_lf_deltas, cm->lf.last_ref_deltas); + vp9_copy(cc->last_mode_lf_deltas, cm->lf.last_mode_deltas); + + cc->fc = *cm->fc; +} + +static void restore_coding_context(VP9_COMP *cpi) { + CODING_CONTEXT *const cc = &cpi->coding_context; + VP9_COMMON *cm = &cpi->common; + + // Restore key state variables to the snapshot state stored in the + // previous call to vp9_save_coding_context. + vp9_copy(cpi->td.mb.nmvjointcost, cc->nmvjointcost); + + memcpy(cpi->nmvcosts[0], cc->nmvcosts[0], MV_VALS * sizeof(*cc->nmvcosts[0])); + memcpy(cpi->nmvcosts[1], cc->nmvcosts[1], MV_VALS * sizeof(*cc->nmvcosts[1])); + memcpy(cpi->nmvcosts_hp[0], cc->nmvcosts_hp[0], + MV_VALS * sizeof(*cc->nmvcosts_hp[0])); + memcpy(cpi->nmvcosts_hp[1], cc->nmvcosts_hp[1], + MV_VALS * sizeof(*cc->nmvcosts_hp[1])); + + vp9_copy(cm->seg.pred_probs, cc->segment_pred_probs); + + memcpy(cm->last_frame_seg_map, + cpi->coding_context.last_frame_seg_map_copy, + (cm->mi_rows * cm->mi_cols)); + + vp9_copy(cm->lf.last_ref_deltas, cc->last_ref_lf_deltas); + vp9_copy(cm->lf.last_mode_deltas, cc->last_mode_lf_deltas); + + *cm->fc = cc->fc; +} + +static void configure_static_seg_features(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + const RATE_CONTROL *const rc = &cpi->rc; + struct segmentation *const seg = &cm->seg; + + int high_q = (int)(rc->avg_q > 48.0); + int qi_delta; + + // Disable and clear down for KF + if (cm->frame_type == KEY_FRAME) { + // Clear down the global segmentation map + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + seg->update_map = 0; + seg->update_data = 0; + cpi->static_mb_pct = 0; + + // Disable segmentation + vp9_disable_segmentation(seg); + + // Clear down the segment features. + vp9_clearall_segfeatures(seg); + } else if (cpi->refresh_alt_ref_frame) { + // If this is an alt ref frame + // Clear down the global segmentation map + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + seg->update_map = 0; + seg->update_data = 0; + cpi->static_mb_pct = 0; + + // Disable segmentation and individual segment features by default + vp9_disable_segmentation(seg); + vp9_clearall_segfeatures(seg); + + // Scan frames from current to arf frame. + // This function re-enables segmentation if appropriate. + vp9_update_mbgraph_stats(cpi); + + // If segmentation was enabled set those features needed for the + // arf itself. + if (seg->enabled) { + seg->update_map = 1; + seg->update_data = 1; + + qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 0.875, + cm->bit_depth); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta - 2); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); + + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); + + // Where relevant assume segment data is delta data + seg->abs_delta = SEGMENT_DELTADATA; + } + } else if (seg->enabled) { + // All other frames if segmentation has been enabled + + // First normal frame in a valid gf or alt ref group + if (rc->frames_since_golden == 0) { + // Set up segment features for normal frames in an arf group + if (rc->source_alt_ref_active) { + seg->update_map = 0; + seg->update_data = 1; + seg->abs_delta = SEGMENT_DELTADATA; + + qi_delta = vp9_compute_qdelta(rc, rc->avg_q, rc->avg_q * 1.125, + cm->bit_depth); + vp9_set_segdata(seg, 1, SEG_LVL_ALT_Q, qi_delta + 2); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_Q); + + vp9_set_segdata(seg, 1, SEG_LVL_ALT_LF, -2); + vp9_enable_segfeature(seg, 1, SEG_LVL_ALT_LF); + + // Segment coding disabled for compred testing + if (high_q || (cpi->static_mb_pct == 100)) { + vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); + } + } else { + // Disable segmentation and clear down features if alt ref + // is not active for this group + + vp9_disable_segmentation(seg); + + memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + + seg->update_map = 0; + seg->update_data = 0; + + vp9_clearall_segfeatures(seg); + } + } else if (rc->is_src_frame_alt_ref) { + // Special case where we are coding over the top of a previous + // alt ref frame. + // Segment coding disabled for compred testing + + // Enable ref frame features for segment 0 as well + vp9_enable_segfeature(seg, 0, SEG_LVL_REF_FRAME); + vp9_enable_segfeature(seg, 1, SEG_LVL_REF_FRAME); + + // All mbs should use ALTREF_FRAME + vp9_clear_segdata(seg, 0, SEG_LVL_REF_FRAME); + vp9_set_segdata(seg, 0, SEG_LVL_REF_FRAME, ALTREF_FRAME); + vp9_clear_segdata(seg, 1, SEG_LVL_REF_FRAME); + vp9_set_segdata(seg, 1, SEG_LVL_REF_FRAME, ALTREF_FRAME); + + // Skip all MBs if high Q (0,0 mv and skip coeffs) + if (high_q) { + vp9_enable_segfeature(seg, 0, SEG_LVL_SKIP); + vp9_enable_segfeature(seg, 1, SEG_LVL_SKIP); + } + // Enable data update + seg->update_data = 1; + } else { + // All other frames. + + // No updates.. leave things as they are. + seg->update_map = 0; + seg->update_data = 0; + } + } +} + +static void update_reference_segmentation_map(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + MODE_INFO **mi_8x8_ptr = cm->mi_grid_visible; + uint8_t *cache_ptr = cm->last_frame_seg_map; + int row, col; + + for (row = 0; row < cm->mi_rows; row++) { + MODE_INFO **mi_8x8 = mi_8x8_ptr; + uint8_t *cache = cache_ptr; + for (col = 0; col < cm->mi_cols; col++, mi_8x8++, cache++) + cache[0] = mi_8x8[0]->mbmi.segment_id; + mi_8x8_ptr += cm->mi_stride; + cache_ptr += cm->mi_cols; + } +} + +static void alloc_raw_frame_buffers(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + const VP9EncoderConfig *oxcf = &cpi->oxcf; + + if (!cpi->lookahead) + cpi->lookahead = vp9_lookahead_init(oxcf->width, oxcf->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + oxcf->lag_in_frames); + if (!cpi->lookahead) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate lag buffers"); + + // TODO(agrange) Check if ARF is enabled and skip allocation if not. + if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer, + oxcf->width, oxcf->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate altref buffer"); +} + +static void alloc_util_frame_buffers(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + if (vp9_realloc_frame_buffer(&cpi->last_frame_uf, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate last frame buffer"); + + if (vp9_realloc_frame_buffer(&cpi->scaled_source, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled source buffer"); + + if (vp9_realloc_frame_buffer(&cpi->scaled_last_source, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate scaled last source buffer"); +} + +void vp9_alloc_compressor_data(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + + vp9_alloc_context_buffers(cm, cm->width, cm->height); + + vpx_free(cpi->tile_tok[0][0]); + + { + unsigned int tokens = get_token_alloc(cm->mb_rows, cm->mb_cols); + CHECK_MEM_ERROR(cm, cpi->tile_tok[0][0], + vpx_calloc(tokens, sizeof(*cpi->tile_tok[0][0]))); + } + + vp9_setup_pc_tree(&cpi->common, &cpi->td); +} + +void vp9_new_framerate(VP9_COMP *cpi, double framerate) { + cpi->framerate = framerate < 0.1 ? 30 : framerate; + vp9_rc_update_framerate(cpi); +} + +static void set_tile_limits(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + + int min_log2_tile_cols, max_log2_tile_cols; + vp9_get_tile_n_bits(cm->mi_cols, &min_log2_tile_cols, &max_log2_tile_cols); + + if (is_two_pass_svc(cpi) && + (cpi->svc.encode_empty_frame_state == ENCODING || + cpi->svc.number_spatial_layers > 1)) { + cm->log2_tile_cols = 0; + cm->log2_tile_rows = 0; + } else { + cm->log2_tile_cols = clamp(cpi->oxcf.tile_columns, + min_log2_tile_cols, max_log2_tile_cols); + cm->log2_tile_rows = cpi->oxcf.tile_rows; + } +} + +static void update_frame_size(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + MACROBLOCKD *const xd = &cpi->td.mb.e_mbd; + + vp9_set_mb_mi(cm, cm->width, cm->height); + vp9_init_context_buffers(cm); + init_macroblockd(cm, xd); + + set_tile_limits(cpi); + + if (is_two_pass_svc(cpi)) { + if (vp9_realloc_frame_buffer(&cpi->alt_ref_buffer, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL)) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to reallocate alt_ref_buffer"); + } +} + +static void init_buffer_indices(VP9_COMP *cpi) { + cpi->lst_fb_idx = 0; + cpi->gld_fb_idx = 1; + cpi->alt_fb_idx = 2; +} + +static void init_config(struct VP9_COMP *cpi, VP9EncoderConfig *oxcf) { + VP9_COMMON *const cm = &cpi->common; + + cpi->oxcf = *oxcf; + cpi->framerate = oxcf->init_framerate; + + cm->profile = oxcf->profile; + cm->bit_depth = oxcf->bit_depth; +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth = oxcf->use_highbitdepth; +#endif + cm->color_space = oxcf->color_space; + + cm->width = oxcf->width; + cm->height = oxcf->height; + vp9_alloc_compressor_data(cpi); + + cpi->svc.temporal_layering_mode = oxcf->temporal_layering_mode; + + // Single thread case: use counts in common. + cpi->td.counts = &cm->counts; + + // Spatial scalability. + cpi->svc.number_spatial_layers = oxcf->ss_number_layers; + // Temporal scalability. + cpi->svc.number_temporal_layers = oxcf->ts_number_layers; + + if ((cpi->svc.number_temporal_layers > 1 && cpi->oxcf.rc_mode == VPX_CBR) || + ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + cpi->oxcf.pass != 1)) { + vp9_init_layer_context(cpi); + } + + // change includes all joint functionality + vp9_change_config(cpi, oxcf); + + cpi->static_mb_pct = 0; + cpi->ref_frame_flags = 0; + + init_buffer_indices(cpi); +} + +static void set_rc_buffer_sizes(RATE_CONTROL *rc, + const VP9EncoderConfig *oxcf) { + const int64_t bandwidth = oxcf->target_bandwidth; + const int64_t starting = oxcf->starting_buffer_level_ms; + const int64_t optimal = oxcf->optimal_buffer_level_ms; + const int64_t maximum = oxcf->maximum_buffer_size_ms; + + rc->starting_buffer_level = starting * bandwidth / 1000; + rc->optimal_buffer_level = (optimal == 0) ? bandwidth / 8 + : optimal * bandwidth / 1000; + rc->maximum_buffer_size = (maximum == 0) ? bandwidth / 8 + : maximum * bandwidth / 1000; +} + +#if CONFIG_VP9_HIGHBITDEPTH +#define HIGHBD_BFP(BT, SDF, SDAF, VF, SVF, SVAF, SDX3F, SDX8F, SDX4DF) \ + cpi->fn_ptr[BT].sdf = SDF; \ + cpi->fn_ptr[BT].sdaf = SDAF; \ + cpi->fn_ptr[BT].vf = VF; \ + cpi->fn_ptr[BT].svf = SVF; \ + cpi->fn_ptr[BT].svaf = SVAF; \ + cpi->fn_ptr[BT].sdx3f = SDX3F; \ + cpi->fn_ptr[BT].sdx8f = SDX8F; \ + cpi->fn_ptr[BT].sdx4df = SDX4DF; + +#define MAKE_BFP_SAD_WRAPPER(fnname) \ +static unsigned int fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride); \ +} \ +static unsigned int fnname##_bits10(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride) >> 2; \ +} \ +static unsigned int fnname##_bits12(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride) >> 4; \ +} + +#define MAKE_BFP_SADAVG_WRAPPER(fnname) static unsigned int \ +fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, second_pred); \ +} \ +static unsigned int fnname##_bits10(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, \ + second_pred) >> 2; \ +} \ +static unsigned int fnname##_bits12(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + const uint8_t *second_pred) { \ + return fnname(src_ptr, source_stride, ref_ptr, ref_stride, \ + second_pred) >> 4; \ +} + +#define MAKE_BFP_SAD3_WRAPPER(fnname) \ +static void fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ +} \ +static void fnname##_bits10(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 3; i++) \ + sad_array[i] >>= 2; \ +} \ +static void fnname##_bits12(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 3; i++) \ + sad_array[i] >>= 4; \ +} + +#define MAKE_BFP_SAD8_WRAPPER(fnname) \ +static void fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ +} \ +static void fnname##_bits10(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 8; i++) \ + sad_array[i] >>= 2; \ +} \ +static void fnname##_bits12(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t *ref_ptr, \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 8; i++) \ + sad_array[i] >>= 4; \ +} +#define MAKE_BFP_SAD4D_WRAPPER(fnname) \ +static void fnname##_bits8(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t* const ref_ptr[], \ + int ref_stride, \ + unsigned int *sad_array) { \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ +} \ +static void fnname##_bits10(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t* const ref_ptr[], \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 4; i++) \ + sad_array[i] >>= 2; \ +} \ +static void fnname##_bits12(const uint8_t *src_ptr, \ + int source_stride, \ + const uint8_t* const ref_ptr[], \ + int ref_stride, \ + unsigned int *sad_array) { \ + int i; \ + fnname(src_ptr, source_stride, ref_ptr, ref_stride, sad_array); \ + for (i = 0; i < 4; i++) \ + sad_array[i] >>= 4; \ +} + +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x16_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x16x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x32_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x32x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad64x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad64x32_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad64x32x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x64) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x64_avg) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x64x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad32x32) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad32x32_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad32x32x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad32x32x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad32x32x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad64x64) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad64x64_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad64x64x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad64x64x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad64x64x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x16_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad16x16x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad16x16x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x16x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad16x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad16x8_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad16x8x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad16x8x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad16x8x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x16) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x16_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad8x16x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad8x16x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x16x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x8_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad8x8x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad8x8x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x8x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad8x4) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad8x4_avg) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad8x4x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad8x4x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad4x8) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad4x8_avg) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad4x8x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad4x8x4d) +MAKE_BFP_SAD_WRAPPER(vpx_highbd_sad4x4) +MAKE_BFP_SADAVG_WRAPPER(vpx_highbd_sad4x4_avg) +MAKE_BFP_SAD3_WRAPPER(vpx_highbd_sad4x4x3) +MAKE_BFP_SAD8_WRAPPER(vpx_highbd_sad4x4x8) +MAKE_BFP_SAD4D_WRAPPER(vpx_highbd_sad4x4x4d) + +static void highbd_set_var_fns(VP9_COMP *const cpi) { + VP9_COMMON *const cm = &cpi->common; + if (cm->use_highbitdepth) { + switch (cm->bit_depth) { + case VPX_BITS_8: + HIGHBD_BFP(BLOCK_32X16, + vpx_highbd_sad32x16_bits8, + vpx_highbd_sad32x16_avg_bits8, + vpx_highbd_8_variance32x16, + vp9_highbd_sub_pixel_variance32x16, + vp9_highbd_sub_pixel_avg_variance32x16, + NULL, + NULL, + vpx_highbd_sad32x16x4d_bits8) + + HIGHBD_BFP(BLOCK_16X32, + vpx_highbd_sad16x32_bits8, + vpx_highbd_sad16x32_avg_bits8, + vpx_highbd_8_variance16x32, + vp9_highbd_sub_pixel_variance16x32, + vp9_highbd_sub_pixel_avg_variance16x32, + NULL, + NULL, + vpx_highbd_sad16x32x4d_bits8) + + HIGHBD_BFP(BLOCK_64X32, + vpx_highbd_sad64x32_bits8, + vpx_highbd_sad64x32_avg_bits8, + vpx_highbd_8_variance64x32, + vp9_highbd_sub_pixel_variance64x32, + vp9_highbd_sub_pixel_avg_variance64x32, + NULL, + NULL, + vpx_highbd_sad64x32x4d_bits8) + + HIGHBD_BFP(BLOCK_32X64, + vpx_highbd_sad32x64_bits8, + vpx_highbd_sad32x64_avg_bits8, + vpx_highbd_8_variance32x64, + vp9_highbd_sub_pixel_variance32x64, + vp9_highbd_sub_pixel_avg_variance32x64, + NULL, + NULL, + vpx_highbd_sad32x64x4d_bits8) + + HIGHBD_BFP(BLOCK_32X32, + vpx_highbd_sad32x32_bits8, + vpx_highbd_sad32x32_avg_bits8, + vpx_highbd_8_variance32x32, + vp9_highbd_sub_pixel_variance32x32, + vp9_highbd_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x3_bits8, + vpx_highbd_sad32x32x8_bits8, + vpx_highbd_sad32x32x4d_bits8) + + HIGHBD_BFP(BLOCK_64X64, + vpx_highbd_sad64x64_bits8, + vpx_highbd_sad64x64_avg_bits8, + vpx_highbd_8_variance64x64, + vp9_highbd_sub_pixel_variance64x64, + vp9_highbd_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x3_bits8, + vpx_highbd_sad64x64x8_bits8, + vpx_highbd_sad64x64x4d_bits8) + + HIGHBD_BFP(BLOCK_16X16, + vpx_highbd_sad16x16_bits8, + vpx_highbd_sad16x16_avg_bits8, + vpx_highbd_8_variance16x16, + vp9_highbd_sub_pixel_variance16x16, + vp9_highbd_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x3_bits8, + vpx_highbd_sad16x16x8_bits8, + vpx_highbd_sad16x16x4d_bits8) + + HIGHBD_BFP(BLOCK_16X8, + vpx_highbd_sad16x8_bits8, + vpx_highbd_sad16x8_avg_bits8, + vpx_highbd_8_variance16x8, + vp9_highbd_sub_pixel_variance16x8, + vp9_highbd_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x3_bits8, + vpx_highbd_sad16x8x8_bits8, + vpx_highbd_sad16x8x4d_bits8) + + HIGHBD_BFP(BLOCK_8X16, + vpx_highbd_sad8x16_bits8, + vpx_highbd_sad8x16_avg_bits8, + vpx_highbd_8_variance8x16, + vp9_highbd_sub_pixel_variance8x16, + vp9_highbd_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x3_bits8, + vpx_highbd_sad8x16x8_bits8, + vpx_highbd_sad8x16x4d_bits8) + + HIGHBD_BFP(BLOCK_8X8, + vpx_highbd_sad8x8_bits8, + vpx_highbd_sad8x8_avg_bits8, + vpx_highbd_8_variance8x8, + vp9_highbd_sub_pixel_variance8x8, + vp9_highbd_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x3_bits8, + vpx_highbd_sad8x8x8_bits8, + vpx_highbd_sad8x8x4d_bits8) + + HIGHBD_BFP(BLOCK_8X4, + vpx_highbd_sad8x4_bits8, + vpx_highbd_sad8x4_avg_bits8, + vpx_highbd_8_variance8x4, + vp9_highbd_sub_pixel_variance8x4, + vp9_highbd_sub_pixel_avg_variance8x4, + NULL, + vpx_highbd_sad8x4x8_bits8, + vpx_highbd_sad8x4x4d_bits8) + + HIGHBD_BFP(BLOCK_4X8, + vpx_highbd_sad4x8_bits8, + vpx_highbd_sad4x8_avg_bits8, + vpx_highbd_8_variance4x8, + vp9_highbd_sub_pixel_variance4x8, + vp9_highbd_sub_pixel_avg_variance4x8, + NULL, + vpx_highbd_sad4x8x8_bits8, + vpx_highbd_sad4x8x4d_bits8) + + HIGHBD_BFP(BLOCK_4X4, + vpx_highbd_sad4x4_bits8, + vpx_highbd_sad4x4_avg_bits8, + vpx_highbd_8_variance4x4, + vp9_highbd_sub_pixel_variance4x4, + vp9_highbd_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x3_bits8, + vpx_highbd_sad4x4x8_bits8, + vpx_highbd_sad4x4x4d_bits8) + break; + + case VPX_BITS_10: + HIGHBD_BFP(BLOCK_32X16, + vpx_highbd_sad32x16_bits10, + vpx_highbd_sad32x16_avg_bits10, + vpx_highbd_10_variance32x16, + vp9_highbd_10_sub_pixel_variance32x16, + vp9_highbd_10_sub_pixel_avg_variance32x16, + NULL, + NULL, + vpx_highbd_sad32x16x4d_bits10) + + HIGHBD_BFP(BLOCK_16X32, + vpx_highbd_sad16x32_bits10, + vpx_highbd_sad16x32_avg_bits10, + vpx_highbd_10_variance16x32, + vp9_highbd_10_sub_pixel_variance16x32, + vp9_highbd_10_sub_pixel_avg_variance16x32, + NULL, + NULL, + vpx_highbd_sad16x32x4d_bits10) + + HIGHBD_BFP(BLOCK_64X32, + vpx_highbd_sad64x32_bits10, + vpx_highbd_sad64x32_avg_bits10, + vpx_highbd_10_variance64x32, + vp9_highbd_10_sub_pixel_variance64x32, + vp9_highbd_10_sub_pixel_avg_variance64x32, + NULL, + NULL, + vpx_highbd_sad64x32x4d_bits10) + + HIGHBD_BFP(BLOCK_32X64, + vpx_highbd_sad32x64_bits10, + vpx_highbd_sad32x64_avg_bits10, + vpx_highbd_10_variance32x64, + vp9_highbd_10_sub_pixel_variance32x64, + vp9_highbd_10_sub_pixel_avg_variance32x64, + NULL, + NULL, + vpx_highbd_sad32x64x4d_bits10) + + HIGHBD_BFP(BLOCK_32X32, + vpx_highbd_sad32x32_bits10, + vpx_highbd_sad32x32_avg_bits10, + vpx_highbd_10_variance32x32, + vp9_highbd_10_sub_pixel_variance32x32, + vp9_highbd_10_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x3_bits10, + vpx_highbd_sad32x32x8_bits10, + vpx_highbd_sad32x32x4d_bits10) + + HIGHBD_BFP(BLOCK_64X64, + vpx_highbd_sad64x64_bits10, + vpx_highbd_sad64x64_avg_bits10, + vpx_highbd_10_variance64x64, + vp9_highbd_10_sub_pixel_variance64x64, + vp9_highbd_10_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x3_bits10, + vpx_highbd_sad64x64x8_bits10, + vpx_highbd_sad64x64x4d_bits10) + + HIGHBD_BFP(BLOCK_16X16, + vpx_highbd_sad16x16_bits10, + vpx_highbd_sad16x16_avg_bits10, + vpx_highbd_10_variance16x16, + vp9_highbd_10_sub_pixel_variance16x16, + vp9_highbd_10_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x3_bits10, + vpx_highbd_sad16x16x8_bits10, + vpx_highbd_sad16x16x4d_bits10) + + HIGHBD_BFP(BLOCK_16X8, + vpx_highbd_sad16x8_bits10, + vpx_highbd_sad16x8_avg_bits10, + vpx_highbd_10_variance16x8, + vp9_highbd_10_sub_pixel_variance16x8, + vp9_highbd_10_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x3_bits10, + vpx_highbd_sad16x8x8_bits10, + vpx_highbd_sad16x8x4d_bits10) + + HIGHBD_BFP(BLOCK_8X16, + vpx_highbd_sad8x16_bits10, + vpx_highbd_sad8x16_avg_bits10, + vpx_highbd_10_variance8x16, + vp9_highbd_10_sub_pixel_variance8x16, + vp9_highbd_10_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x3_bits10, + vpx_highbd_sad8x16x8_bits10, + vpx_highbd_sad8x16x4d_bits10) + + HIGHBD_BFP(BLOCK_8X8, + vpx_highbd_sad8x8_bits10, + vpx_highbd_sad8x8_avg_bits10, + vpx_highbd_10_variance8x8, + vp9_highbd_10_sub_pixel_variance8x8, + vp9_highbd_10_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x3_bits10, + vpx_highbd_sad8x8x8_bits10, + vpx_highbd_sad8x8x4d_bits10) + + HIGHBD_BFP(BLOCK_8X4, + vpx_highbd_sad8x4_bits10, + vpx_highbd_sad8x4_avg_bits10, + vpx_highbd_10_variance8x4, + vp9_highbd_10_sub_pixel_variance8x4, + vp9_highbd_10_sub_pixel_avg_variance8x4, + NULL, + vpx_highbd_sad8x4x8_bits10, + vpx_highbd_sad8x4x4d_bits10) + + HIGHBD_BFP(BLOCK_4X8, + vpx_highbd_sad4x8_bits10, + vpx_highbd_sad4x8_avg_bits10, + vpx_highbd_10_variance4x8, + vp9_highbd_10_sub_pixel_variance4x8, + vp9_highbd_10_sub_pixel_avg_variance4x8, + NULL, + vpx_highbd_sad4x8x8_bits10, + vpx_highbd_sad4x8x4d_bits10) + + HIGHBD_BFP(BLOCK_4X4, + vpx_highbd_sad4x4_bits10, + vpx_highbd_sad4x4_avg_bits10, + vpx_highbd_10_variance4x4, + vp9_highbd_10_sub_pixel_variance4x4, + vp9_highbd_10_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x3_bits10, + vpx_highbd_sad4x4x8_bits10, + vpx_highbd_sad4x4x4d_bits10) + break; + + case VPX_BITS_12: + HIGHBD_BFP(BLOCK_32X16, + vpx_highbd_sad32x16_bits12, + vpx_highbd_sad32x16_avg_bits12, + vpx_highbd_12_variance32x16, + vp9_highbd_12_sub_pixel_variance32x16, + vp9_highbd_12_sub_pixel_avg_variance32x16, + NULL, + NULL, + vpx_highbd_sad32x16x4d_bits12) + + HIGHBD_BFP(BLOCK_16X32, + vpx_highbd_sad16x32_bits12, + vpx_highbd_sad16x32_avg_bits12, + vpx_highbd_12_variance16x32, + vp9_highbd_12_sub_pixel_variance16x32, + vp9_highbd_12_sub_pixel_avg_variance16x32, + NULL, + NULL, + vpx_highbd_sad16x32x4d_bits12) + + HIGHBD_BFP(BLOCK_64X32, + vpx_highbd_sad64x32_bits12, + vpx_highbd_sad64x32_avg_bits12, + vpx_highbd_12_variance64x32, + vp9_highbd_12_sub_pixel_variance64x32, + vp9_highbd_12_sub_pixel_avg_variance64x32, + NULL, + NULL, + vpx_highbd_sad64x32x4d_bits12) + + HIGHBD_BFP(BLOCK_32X64, + vpx_highbd_sad32x64_bits12, + vpx_highbd_sad32x64_avg_bits12, + vpx_highbd_12_variance32x64, + vp9_highbd_12_sub_pixel_variance32x64, + vp9_highbd_12_sub_pixel_avg_variance32x64, + NULL, + NULL, + vpx_highbd_sad32x64x4d_bits12) + + HIGHBD_BFP(BLOCK_32X32, + vpx_highbd_sad32x32_bits12, + vpx_highbd_sad32x32_avg_bits12, + vpx_highbd_12_variance32x32, + vp9_highbd_12_sub_pixel_variance32x32, + vp9_highbd_12_sub_pixel_avg_variance32x32, + vpx_highbd_sad32x32x3_bits12, + vpx_highbd_sad32x32x8_bits12, + vpx_highbd_sad32x32x4d_bits12) + + HIGHBD_BFP(BLOCK_64X64, + vpx_highbd_sad64x64_bits12, + vpx_highbd_sad64x64_avg_bits12, + vpx_highbd_12_variance64x64, + vp9_highbd_12_sub_pixel_variance64x64, + vp9_highbd_12_sub_pixel_avg_variance64x64, + vpx_highbd_sad64x64x3_bits12, + vpx_highbd_sad64x64x8_bits12, + vpx_highbd_sad64x64x4d_bits12) + + HIGHBD_BFP(BLOCK_16X16, + vpx_highbd_sad16x16_bits12, + vpx_highbd_sad16x16_avg_bits12, + vpx_highbd_12_variance16x16, + vp9_highbd_12_sub_pixel_variance16x16, + vp9_highbd_12_sub_pixel_avg_variance16x16, + vpx_highbd_sad16x16x3_bits12, + vpx_highbd_sad16x16x8_bits12, + vpx_highbd_sad16x16x4d_bits12) + + HIGHBD_BFP(BLOCK_16X8, + vpx_highbd_sad16x8_bits12, + vpx_highbd_sad16x8_avg_bits12, + vpx_highbd_12_variance16x8, + vp9_highbd_12_sub_pixel_variance16x8, + vp9_highbd_12_sub_pixel_avg_variance16x8, + vpx_highbd_sad16x8x3_bits12, + vpx_highbd_sad16x8x8_bits12, + vpx_highbd_sad16x8x4d_bits12) + + HIGHBD_BFP(BLOCK_8X16, + vpx_highbd_sad8x16_bits12, + vpx_highbd_sad8x16_avg_bits12, + vpx_highbd_12_variance8x16, + vp9_highbd_12_sub_pixel_variance8x16, + vp9_highbd_12_sub_pixel_avg_variance8x16, + vpx_highbd_sad8x16x3_bits12, + vpx_highbd_sad8x16x8_bits12, + vpx_highbd_sad8x16x4d_bits12) + + HIGHBD_BFP(BLOCK_8X8, + vpx_highbd_sad8x8_bits12, + vpx_highbd_sad8x8_avg_bits12, + vpx_highbd_12_variance8x8, + vp9_highbd_12_sub_pixel_variance8x8, + vp9_highbd_12_sub_pixel_avg_variance8x8, + vpx_highbd_sad8x8x3_bits12, + vpx_highbd_sad8x8x8_bits12, + vpx_highbd_sad8x8x4d_bits12) + + HIGHBD_BFP(BLOCK_8X4, + vpx_highbd_sad8x4_bits12, + vpx_highbd_sad8x4_avg_bits12, + vpx_highbd_12_variance8x4, + vp9_highbd_12_sub_pixel_variance8x4, + vp9_highbd_12_sub_pixel_avg_variance8x4, + NULL, + vpx_highbd_sad8x4x8_bits12, + vpx_highbd_sad8x4x4d_bits12) + + HIGHBD_BFP(BLOCK_4X8, + vpx_highbd_sad4x8_bits12, + vpx_highbd_sad4x8_avg_bits12, + vpx_highbd_12_variance4x8, + vp9_highbd_12_sub_pixel_variance4x8, + vp9_highbd_12_sub_pixel_avg_variance4x8, + NULL, + vpx_highbd_sad4x8x8_bits12, + vpx_highbd_sad4x8x4d_bits12) + + HIGHBD_BFP(BLOCK_4X4, + vpx_highbd_sad4x4_bits12, + vpx_highbd_sad4x4_avg_bits12, + vpx_highbd_12_variance4x4, + vp9_highbd_12_sub_pixel_variance4x4, + vp9_highbd_12_sub_pixel_avg_variance4x4, + vpx_highbd_sad4x4x3_bits12, + vpx_highbd_sad4x4x8_bits12, + vpx_highbd_sad4x4x4d_bits12) + break; + + default: + assert(0 && "cm->bit_depth should be VPX_BITS_8, " + "VPX_BITS_10 or VPX_BITS_12"); + } + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void realloc_segmentation_maps(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + + // Create the encoder segmentation map and set all entries to 0 + vpx_free(cpi->segmentation_map); + CHECK_MEM_ERROR(cm, cpi->segmentation_map, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); + + // Create a map used for cyclic background refresh. + if (cpi->cyclic_refresh) + vp9_cyclic_refresh_free(cpi->cyclic_refresh); + CHECK_MEM_ERROR(cm, cpi->cyclic_refresh, + vp9_cyclic_refresh_alloc(cm->mi_rows, cm->mi_cols)); + + // Create a map used to mark inactive areas. + vpx_free(cpi->active_map.map); + CHECK_MEM_ERROR(cm, cpi->active_map.map, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); + + // And a place holder structure is the coding context + // for use if we want to save and restore it + vpx_free(cpi->coding_context.last_frame_seg_map_copy); + CHECK_MEM_ERROR(cm, cpi->coding_context.last_frame_seg_map_copy, + vpx_calloc(cm->mi_rows * cm->mi_cols, 1)); +} + +void vp9_change_config(struct VP9_COMP *cpi, const VP9EncoderConfig *oxcf) { + VP9_COMMON *const cm = &cpi->common; + RATE_CONTROL *const rc = &cpi->rc; + + if (cm->profile != oxcf->profile) + cm->profile = oxcf->profile; + cm->bit_depth = oxcf->bit_depth; + cm->color_space = oxcf->color_space; + + if (cm->profile <= PROFILE_1) + assert(cm->bit_depth == VPX_BITS_8); + else + assert(cm->bit_depth > VPX_BITS_8); + + cpi->oxcf = *oxcf; +#if CONFIG_VP9_HIGHBITDEPTH + cpi->td.mb.e_mbd.bd = (int)cm->bit_depth; +#endif // CONFIG_VP9_HIGHBITDEPTH + + rc->baseline_gf_interval = DEFAULT_GF_INTERVAL; + + cpi->refresh_golden_frame = 0; + cpi->refresh_last_frame = 1; + cm->refresh_frame_context = 1; + cm->reset_frame_context = 0; + + vp9_reset_segment_features(&cm->seg); + vp9_set_high_precision_mv(cpi, 0); + + { + int i; + + for (i = 0; i < MAX_SEGMENTS; i++) + cpi->segment_encode_breakout[i] = cpi->oxcf.encode_breakout; + } + cpi->encode_breakout = cpi->oxcf.encode_breakout; + + set_rc_buffer_sizes(rc, &cpi->oxcf); + + // Under a configuration change, where maximum_buffer_size may change, + // keep buffer level clipped to the maximum allowed buffer size. + rc->bits_off_target = MIN(rc->bits_off_target, rc->maximum_buffer_size); + rc->buffer_level = MIN(rc->buffer_level, rc->maximum_buffer_size); + + // Set up frame rate and related parameters rate control values. + vp9_new_framerate(cpi, cpi->framerate); + + // Set absolute upper and lower quality limits + rc->worst_quality = cpi->oxcf.worst_allowed_q; + rc->best_quality = cpi->oxcf.best_allowed_q; + + cm->interp_filter = cpi->sf.default_interp_filter; + + cm->display_width = cpi->oxcf.width; + cm->display_height = cpi->oxcf.height; + cm->width = cpi->oxcf.width; + cm->height = cpi->oxcf.height; + + if (cpi->initial_width) { + if (cm->width > cpi->initial_width || cm->height > cpi->initial_height) { + vp9_free_context_buffers(cm); + vp9_alloc_compressor_data(cpi); + realloc_segmentation_maps(cpi); + cpi->initial_width = cpi->initial_height = 0; + } + } + update_frame_size(cpi); + + if ((cpi->svc.number_temporal_layers > 1 && + cpi->oxcf.rc_mode == VPX_CBR) || + ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + cpi->oxcf.pass != 1)) { + vp9_update_layer_context_change_config(cpi, + (int)cpi->oxcf.target_bandwidth); + } + + cpi->alt_ref_source = NULL; + rc->is_src_frame_alt_ref = 0; + +#if 0 + // Experimental RD Code + cpi->frame_distortion = 0; + cpi->last_frame_distortion = 0; +#endif + + set_tile_limits(cpi); + + cpi->ext_refresh_frame_flags_pending = 0; + cpi->ext_refresh_frame_context_pending = 0; + +#if CONFIG_VP9_HIGHBITDEPTH + highbd_set_var_fns(cpi); +#endif +} + +#ifndef M_LOG2_E +#define M_LOG2_E 0.693147180559945309417 +#endif +#define log2f(x) (log (x) / (float) M_LOG2_E) + +static void cal_nmvjointsadcost(int *mvjointsadcost) { + mvjointsadcost[0] = 600; + mvjointsadcost[1] = 300; + mvjointsadcost[2] = 300; + mvjointsadcost[3] = 300; +} + +static void cal_nmvsadcosts(int *mvsadcost[2]) { + int i = 1; + + mvsadcost[0][0] = 0; + mvsadcost[1][0] = 0; + + do { + double z = 256 * (2 * (log2f(8 * i) + .6)); + mvsadcost[0][i] = (int)z; + mvsadcost[1][i] = (int)z; + mvsadcost[0][-i] = (int)z; + mvsadcost[1][-i] = (int)z; + } while (++i <= MV_MAX); +} + +static void cal_nmvsadcosts_hp(int *mvsadcost[2]) { + int i = 1; + + mvsadcost[0][0] = 0; + mvsadcost[1][0] = 0; + + do { + double z = 256 * (2 * (log2f(8 * i) + .6)); + mvsadcost[0][i] = (int)z; + mvsadcost[1][i] = (int)z; + mvsadcost[0][-i] = (int)z; + mvsadcost[1][-i] = (int)z; + } while (++i <= MV_MAX); +} + + +VP9_COMP *vp9_create_compressor(VP9EncoderConfig *oxcf, + BufferPool *const pool) { + unsigned int i; + VP9_COMP *volatile const cpi = vpx_memalign(32, sizeof(VP9_COMP)); + VP9_COMMON *volatile const cm = cpi != NULL ? &cpi->common : NULL; + + if (!cm) + return NULL; + + vp9_zero(*cpi); + + if (setjmp(cm->error.jmp)) { + cm->error.setjmp = 0; + vp9_remove_compressor(cpi); + return 0; + } + + cm->error.setjmp = 1; + cm->alloc_mi = vp9_enc_alloc_mi; + cm->free_mi = vp9_enc_free_mi; + cm->setup_mi = vp9_enc_setup_mi; + + CHECK_MEM_ERROR(cm, cm->fc, + (FRAME_CONTEXT *)vpx_calloc(1, sizeof(*cm->fc))); + CHECK_MEM_ERROR(cm, cm->frame_contexts, + (FRAME_CONTEXT *)vpx_calloc(FRAME_CONTEXTS, + sizeof(*cm->frame_contexts))); + + cpi->use_svc = 0; + cpi->common.buffer_pool = pool; + + init_config(cpi, oxcf); + vp9_rc_init(&cpi->oxcf, oxcf->pass, &cpi->rc); + + cm->current_video_frame = 0; + cpi->partition_search_skippable_frame = 0; + cpi->tile_data = NULL; + + realloc_segmentation_maps(cpi); + + CHECK_MEM_ERROR(cm, cpi->nmvcosts[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[0]))); + CHECK_MEM_ERROR(cm, cpi->nmvcosts[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts[1]))); + CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[0]))); + CHECK_MEM_ERROR(cm, cpi->nmvcosts_hp[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvcosts_hp[1]))); + CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[0]))); + CHECK_MEM_ERROR(cm, cpi->nmvsadcosts[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts[1]))); + CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[0], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[0]))); + CHECK_MEM_ERROR(cm, cpi->nmvsadcosts_hp[1], + vpx_calloc(MV_VALS, sizeof(*cpi->nmvsadcosts_hp[1]))); + + for (i = 0; i < (sizeof(cpi->mbgraph_stats) / + sizeof(cpi->mbgraph_stats[0])); i++) { + CHECK_MEM_ERROR(cm, cpi->mbgraph_stats[i].mb_stats, + vpx_calloc(cm->MBs * + sizeof(*cpi->mbgraph_stats[i].mb_stats), 1)); + } + +#if CONFIG_FP_MB_STATS + cpi->use_fp_mb_stats = 0; + if (cpi->use_fp_mb_stats) { + // a place holder used to store the first pass mb stats in the first pass + CHECK_MEM_ERROR(cm, cpi->twopass.frame_mb_stats_buf, + vpx_calloc(cm->MBs * sizeof(uint8_t), 1)); + } else { + cpi->twopass.frame_mb_stats_buf = NULL; + } +#endif + + cpi->refresh_alt_ref_frame = 0; + cpi->multi_arf_last_grp_enabled = 0; + + cpi->b_calculate_psnr = CONFIG_INTERNAL_STATS; +#if CONFIG_INTERNAL_STATS + cpi->b_calculate_ssimg = 0; + cpi->b_calculate_blockiness = 1; + cpi->b_calculate_consistency = 1; + cpi->total_inconsistency = 0; + cpi->psnr.worst = 100.0; + cpi->worst_ssim = 100.0; + + cpi->count = 0; + cpi->bytes = 0; + + if (cpi->b_calculate_psnr) { + cpi->total_sq_error = 0; + cpi->total_samples = 0; + + cpi->totalp_sq_error = 0; + cpi->totalp_samples = 0; + + cpi->tot_recode_hits = 0; + cpi->summed_quality = 0; + cpi->summed_weights = 0; + cpi->summedp_quality = 0; + cpi->summedp_weights = 0; + } + + if (cpi->b_calculate_ssimg) { + cpi->ssimg.worst= 100.0; + } + cpi->fastssim.worst = 100.0; + + cpi->psnrhvs.worst = 100.0; + + if (cpi->b_calculate_blockiness) { + cpi->total_blockiness = 0; + cpi->worst_blockiness = 0.0; + } + + if (cpi->b_calculate_consistency) { + cpi->ssim_vars = vpx_malloc(sizeof(*cpi->ssim_vars)*720*480); + cpi->worst_consistency = 100.0; + } + +#endif + + cpi->first_time_stamp_ever = INT64_MAX; + + cal_nmvjointsadcost(cpi->td.mb.nmvjointsadcost); + cpi->td.mb.nmvcost[0] = &cpi->nmvcosts[0][MV_MAX]; + cpi->td.mb.nmvcost[1] = &cpi->nmvcosts[1][MV_MAX]; + cpi->td.mb.nmvsadcost[0] = &cpi->nmvsadcosts[0][MV_MAX]; + cpi->td.mb.nmvsadcost[1] = &cpi->nmvsadcosts[1][MV_MAX]; + cal_nmvsadcosts(cpi->td.mb.nmvsadcost); + + cpi->td.mb.nmvcost_hp[0] = &cpi->nmvcosts_hp[0][MV_MAX]; + cpi->td.mb.nmvcost_hp[1] = &cpi->nmvcosts_hp[1][MV_MAX]; + cpi->td.mb.nmvsadcost_hp[0] = &cpi->nmvsadcosts_hp[0][MV_MAX]; + cpi->td.mb.nmvsadcost_hp[1] = &cpi->nmvsadcosts_hp[1][MV_MAX]; + cal_nmvsadcosts_hp(cpi->td.mb.nmvsadcost_hp); + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + yuv_denoised_file = fopen("denoised.yuv", "ab"); +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + yuv_skinmap_file = fopen("skinmap.yuv", "ab"); +#endif +#ifdef OUTPUT_YUV_REC + yuv_rec_file = fopen("rec.yuv", "wb"); +#endif + +#if 0 + framepsnr = fopen("framepsnr.stt", "a"); + kf_list = fopen("kf_list.stt", "w"); +#endif + + cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; + + if (oxcf->pass == 1) { + vp9_init_first_pass(cpi); + } else if (oxcf->pass == 2) { + const size_t packet_sz = sizeof(FIRSTPASS_STATS); + const int packets = (int)(oxcf->two_pass_stats_in.sz / packet_sz); + + if (cpi->svc.number_spatial_layers > 1 + || cpi->svc.number_temporal_layers > 1) { + FIRSTPASS_STATS *const stats = oxcf->two_pass_stats_in.buf; + FIRSTPASS_STATS *stats_copy[VPX_SS_MAX_LAYERS] = {0}; + int i; + + for (i = 0; i < oxcf->ss_number_layers; ++i) { + FIRSTPASS_STATS *const last_packet_for_layer = + &stats[packets - oxcf->ss_number_layers + i]; + const int layer_id = (int)last_packet_for_layer->spatial_layer_id; + const int packets_in_layer = (int)last_packet_for_layer->count + 1; + if (layer_id >= 0 && layer_id < oxcf->ss_number_layers) { + LAYER_CONTEXT *const lc = &cpi->svc.layer_context[layer_id]; + + vpx_free(lc->rc_twopass_stats_in.buf); + + lc->rc_twopass_stats_in.sz = packets_in_layer * packet_sz; + CHECK_MEM_ERROR(cm, lc->rc_twopass_stats_in.buf, + vpx_malloc(lc->rc_twopass_stats_in.sz)); + lc->twopass.stats_in_start = lc->rc_twopass_stats_in.buf; + lc->twopass.stats_in = lc->twopass.stats_in_start; + lc->twopass.stats_in_end = lc->twopass.stats_in_start + + packets_in_layer - 1; + stats_copy[layer_id] = lc->rc_twopass_stats_in.buf; + } + } + + for (i = 0; i < packets; ++i) { + const int layer_id = (int)stats[i].spatial_layer_id; + if (layer_id >= 0 && layer_id < oxcf->ss_number_layers + && stats_copy[layer_id] != NULL) { + *stats_copy[layer_id] = stats[i]; + ++stats_copy[layer_id]; + } + } + + vp9_init_second_pass_spatial_svc(cpi); + } else { +#if CONFIG_FP_MB_STATS + if (cpi->use_fp_mb_stats) { + const size_t psz = cpi->common.MBs * sizeof(uint8_t); + const int ps = (int)(oxcf->firstpass_mb_stats_in.sz / psz); + + cpi->twopass.firstpass_mb_stats.mb_stats_start = + oxcf->firstpass_mb_stats_in.buf; + cpi->twopass.firstpass_mb_stats.mb_stats_end = + cpi->twopass.firstpass_mb_stats.mb_stats_start + + (ps - 1) * cpi->common.MBs * sizeof(uint8_t); + } +#endif + + cpi->twopass.stats_in_start = oxcf->two_pass_stats_in.buf; + cpi->twopass.stats_in = cpi->twopass.stats_in_start; + cpi->twopass.stats_in_end = &cpi->twopass.stats_in[packets - 1]; + + vp9_init_second_pass(cpi); + } + } + + vp9_set_speed_features_framesize_independent(cpi); + vp9_set_speed_features_framesize_dependent(cpi); + + // Allocate memory to store variances for a frame. + CHECK_MEM_ERROR(cm, cpi->source_diff_var, + vpx_calloc(cm->MBs, sizeof(diff))); + cpi->source_var_thresh = 0; + cpi->frames_till_next_var_check = 0; + +#define BFP(BT, SDF, SDAF, VF, SVF, SVAF, SDX3F, SDX8F, SDX4DF)\ + cpi->fn_ptr[BT].sdf = SDF; \ + cpi->fn_ptr[BT].sdaf = SDAF; \ + cpi->fn_ptr[BT].vf = VF; \ + cpi->fn_ptr[BT].svf = SVF; \ + cpi->fn_ptr[BT].svaf = SVAF; \ + cpi->fn_ptr[BT].sdx3f = SDX3F; \ + cpi->fn_ptr[BT].sdx8f = SDX8F; \ + cpi->fn_ptr[BT].sdx4df = SDX4DF; + + BFP(BLOCK_32X16, vpx_sad32x16, vpx_sad32x16_avg, + vpx_variance32x16, vp9_sub_pixel_variance32x16, + vp9_sub_pixel_avg_variance32x16, NULL, NULL, vpx_sad32x16x4d) + + BFP(BLOCK_16X32, vpx_sad16x32, vpx_sad16x32_avg, + vpx_variance16x32, vp9_sub_pixel_variance16x32, + vp9_sub_pixel_avg_variance16x32, NULL, NULL, vpx_sad16x32x4d) + + BFP(BLOCK_64X32, vpx_sad64x32, vpx_sad64x32_avg, + vpx_variance64x32, vp9_sub_pixel_variance64x32, + vp9_sub_pixel_avg_variance64x32, NULL, NULL, vpx_sad64x32x4d) + + BFP(BLOCK_32X64, vpx_sad32x64, vpx_sad32x64_avg, + vpx_variance32x64, vp9_sub_pixel_variance32x64, + vp9_sub_pixel_avg_variance32x64, NULL, NULL, vpx_sad32x64x4d) + + BFP(BLOCK_32X32, vpx_sad32x32, vpx_sad32x32_avg, + vpx_variance32x32, vp9_sub_pixel_variance32x32, + vp9_sub_pixel_avg_variance32x32, vpx_sad32x32x3, vpx_sad32x32x8, + vpx_sad32x32x4d) + + BFP(BLOCK_64X64, vpx_sad64x64, vpx_sad64x64_avg, + vpx_variance64x64, vp9_sub_pixel_variance64x64, + vp9_sub_pixel_avg_variance64x64, vpx_sad64x64x3, vpx_sad64x64x8, + vpx_sad64x64x4d) + + BFP(BLOCK_16X16, vpx_sad16x16, vpx_sad16x16_avg, + vpx_variance16x16, vp9_sub_pixel_variance16x16, + vp9_sub_pixel_avg_variance16x16, vpx_sad16x16x3, vpx_sad16x16x8, + vpx_sad16x16x4d) + + BFP(BLOCK_16X8, vpx_sad16x8, vpx_sad16x8_avg, + vpx_variance16x8, vp9_sub_pixel_variance16x8, + vp9_sub_pixel_avg_variance16x8, + vpx_sad16x8x3, vpx_sad16x8x8, vpx_sad16x8x4d) + + BFP(BLOCK_8X16, vpx_sad8x16, vpx_sad8x16_avg, + vpx_variance8x16, vp9_sub_pixel_variance8x16, + vp9_sub_pixel_avg_variance8x16, + vpx_sad8x16x3, vpx_sad8x16x8, vpx_sad8x16x4d) + + BFP(BLOCK_8X8, vpx_sad8x8, vpx_sad8x8_avg, + vpx_variance8x8, vp9_sub_pixel_variance8x8, + vp9_sub_pixel_avg_variance8x8, + vpx_sad8x8x3, vpx_sad8x8x8, vpx_sad8x8x4d) + + BFP(BLOCK_8X4, vpx_sad8x4, vpx_sad8x4_avg, + vpx_variance8x4, vp9_sub_pixel_variance8x4, + vp9_sub_pixel_avg_variance8x4, NULL, vpx_sad8x4x8, vpx_sad8x4x4d) + + BFP(BLOCK_4X8, vpx_sad4x8, vpx_sad4x8_avg, + vpx_variance4x8, vp9_sub_pixel_variance4x8, + vp9_sub_pixel_avg_variance4x8, NULL, vpx_sad4x8x8, vpx_sad4x8x4d) + + BFP(BLOCK_4X4, vpx_sad4x4, vpx_sad4x4_avg, + vpx_variance4x4, vp9_sub_pixel_variance4x4, + vp9_sub_pixel_avg_variance4x4, + vpx_sad4x4x3, vpx_sad4x4x8, vpx_sad4x4x4d) + +#if CONFIG_VP9_HIGHBITDEPTH + highbd_set_var_fns(cpi); +#endif + + /* vp9_init_quantizer() is first called here. Add check in + * vp9_frame_init_quantizer() so that vp9_init_quantizer is only + * called later when needed. This will avoid unnecessary calls of + * vp9_init_quantizer() for every frame. + */ + vp9_init_quantizer(cpi); + + vp9_loop_filter_init(cm); + + cm->error.setjmp = 0; + + return cpi; +} +#define SNPRINT(H, T) \ + snprintf((H) + strlen(H), sizeof(H) - strlen(H), (T)) + +#define SNPRINT2(H, T, V) \ + snprintf((H) + strlen(H), sizeof(H) - strlen(H), (T), (V)) + +void vp9_remove_compressor(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + unsigned int i; + int t; + + if (!cpi) + return; + + if (cpi && (cm->current_video_frame > 0)) { +#if CONFIG_INTERNAL_STATS + vp9_clear_system_state(); + + if (cpi->oxcf.pass != 1) { + char headings[512] = {0}; + char results[512] = {0}; + FILE *f = fopen("opsnr.stt", "a"); + double time_encoded = (cpi->last_end_time_stamp_seen + - cpi->first_time_stamp_ever) / 10000000.000; + double total_encode_time = (cpi->time_receive_data + + cpi->time_compress_data) / 1000.000; + const double dr = + (double)cpi->bytes * (double) 8 / (double)1000 / time_encoded; + const double peak = (double)((1 << cpi->oxcf.input_bit_depth) - 1); + + if (cpi->b_calculate_psnr) { + const double total_psnr = + vpx_sse_to_psnr((double)cpi->total_samples, peak, + (double)cpi->total_sq_error); + const double totalp_psnr = + vpx_sse_to_psnr((double)cpi->totalp_samples, peak, + (double)cpi->totalp_sq_error); + const double total_ssim = 100 * pow(cpi->summed_quality / + cpi->summed_weights, 8.0); + const double totalp_ssim = 100 * pow(cpi->summedp_quality / + cpi->summedp_weights, 8.0); + + snprintf(headings, sizeof(headings), + "Bitrate\tAVGPsnr\tGLBPsnr\tAVPsnrP\tGLPsnrP\t" + "VPXSSIM\tVPSSIMP\tFASTSIM\tPSNRHVS\t" + "WstPsnr\tWstSsim\tWstFast\tWstHVS"); + snprintf(results, sizeof(results), + "%7.2f\t%7.3f\t%7.3f\t%7.3f\t%7.3f\t" + "%7.3f\t%7.3f\t%7.3f\t%7.3f" + "%7.3f\t%7.3f\t%7.3f\t%7.3f", + dr, cpi->psnr.stat[ALL] / cpi->count, total_psnr, + cpi->psnrp.stat[ALL] / cpi->count, totalp_psnr, + total_ssim, totalp_ssim, + cpi->fastssim.stat[ALL] / cpi->count, + cpi->psnrhvs.stat[ALL] / cpi->count, + cpi->psnr.worst, cpi->worst_ssim, cpi->fastssim.worst, + cpi->psnrhvs.worst); + + if (cpi->b_calculate_blockiness) { + SNPRINT(headings, "\t Block\tWstBlck"); + SNPRINT2(results, "\t%7.3f", cpi->total_blockiness / cpi->count); + SNPRINT2(results, "\t%7.3f", cpi->worst_blockiness); + } + + if (cpi->b_calculate_consistency) { + double consistency = + vpx_sse_to_psnr((double)cpi->totalp_samples, peak, + (double)cpi->total_inconsistency); + + SNPRINT(headings, "\tConsist\tWstCons"); + SNPRINT2(results, "\t%7.3f", consistency); + SNPRINT2(results, "\t%7.3f", cpi->worst_consistency); + } + + if (cpi->b_calculate_ssimg) { + SNPRINT(headings, "\t SSIMG\tWtSSIMG"); + SNPRINT2(results, "\t%7.3f", cpi->ssimg.stat[ALL] / cpi->count); + SNPRINT2(results, "\t%7.3f", cpi->ssimg.worst); + } + + fprintf(f, "%s\t Time\n", headings); + fprintf(f, "%s\t%8.0f\n", results, total_encode_time); + } + + fclose(f); + } + +#endif + +#if 0 + { + printf("\n_pick_loop_filter_level:%d\n", cpi->time_pick_lpf / 1000); + printf("\n_frames recive_data encod_mb_row compress_frame Total\n"); + printf("%6d %10ld %10ld %10ld %10ld\n", cpi->common.current_video_frame, + cpi->time_receive_data / 1000, cpi->time_encode_sb_row / 1000, + cpi->time_compress_data / 1000, + (cpi->time_receive_data + cpi->time_compress_data) / 1000); + } +#endif + } + +#if CONFIG_VP9_TEMPORAL_DENOISING + vp9_denoiser_free(&(cpi->denoiser)); +#endif + + for (t = 0; t < cpi->num_workers; ++t) { + VP9Worker *const worker = &cpi->workers[t]; + EncWorkerData *const thread_data = &cpi->tile_thr_data[t]; + + // Deallocate allocated threads. + vp9_get_worker_interface()->end(worker); + + // Deallocate allocated thread data. + if (t < cpi->num_workers - 1) { + vpx_free(thread_data->td->counts); + vp9_free_pc_tree(thread_data->td); + vpx_free(thread_data->td); + } + } + vpx_free(cpi->tile_thr_data); + vpx_free(cpi->workers); + + if (cpi->num_workers > 1) + vp9_loop_filter_dealloc(&cpi->lf_row_sync); + + dealloc_compressor_data(cpi); + + for (i = 0; i < sizeof(cpi->mbgraph_stats) / + sizeof(cpi->mbgraph_stats[0]); ++i) { + vpx_free(cpi->mbgraph_stats[i].mb_stats); + } + +#if CONFIG_FP_MB_STATS + if (cpi->use_fp_mb_stats) { + vpx_free(cpi->twopass.frame_mb_stats_buf); + cpi->twopass.frame_mb_stats_buf = NULL; + } +#endif + + vp9_remove_common(cm); + vp9_free_ref_frame_buffers(cm->buffer_pool); +#if CONFIG_VP9_POSTPROC + vp9_free_postproc_buffers(cm); +#endif + vpx_free(cpi); + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + fclose(yuv_denoised_file); +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + fclose(yuv_skinmap_file); +#endif +#ifdef OUTPUT_YUV_REC + fclose(yuv_rec_file); +#endif + +#if 0 + + if (keyfile) + fclose(keyfile); + + if (framepsnr) + fclose(framepsnr); + + if (kf_list) + fclose(kf_list); + +#endif +} + +/* TODO(yaowu): The block_variance calls the unoptimized versions of variance() + * and highbd_8_variance(). It should not. + */ +static void encoder_variance(const uint8_t *a, int a_stride, + const uint8_t *b, int b_stride, + int w, int h, unsigned int *sse, int *sum) { + int i, j; + + *sum = 0; + *sse = 0; + + for (i = 0; i < h; i++) { + for (j = 0; j < w; j++) { + const int diff = a[j] - b[j]; + *sum += diff; + *sse += diff * diff; + } + + a += a_stride; + b += b_stride; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void encoder_highbd_variance64(const uint8_t *a8, int a_stride, + const uint8_t *b8, int b_stride, + int w, int h, uint64_t *sse, + uint64_t *sum) { + int i, j; + + uint16_t *a = CONVERT_TO_SHORTPTR(a8); + uint16_t *b = CONVERT_TO_SHORTPTR(b8); + *sum = 0; + *sse = 0; + + for (i = 0; i < h; i++) { + for (j = 0; j < w; j++) { + const int diff = a[j] - b[j]; + *sum += diff; + *sse += diff * diff; + } + a += a_stride; + b += b_stride; + } +} + +static void encoder_highbd_8_variance(const uint8_t *a8, int a_stride, + const uint8_t *b8, int b_stride, + int w, int h, + unsigned int *sse, int *sum) { + uint64_t sse_long = 0; + uint64_t sum_long = 0; + encoder_highbd_variance64(a8, a_stride, b8, b_stride, w, h, + &sse_long, &sum_long); + *sse = (unsigned int)sse_long; + *sum = (int)sum_long; +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static int64_t get_sse(const uint8_t *a, int a_stride, + const uint8_t *b, int b_stride, + int width, int height) { + const int dw = width % 16; + const int dh = height % 16; + int64_t total_sse = 0; + unsigned int sse = 0; + int sum = 0; + int x, y; + + if (dw > 0) { + encoder_variance(&a[width - dw], a_stride, &b[width - dw], b_stride, + dw, height, &sse, &sum); + total_sse += sse; + } + + if (dh > 0) { + encoder_variance(&a[(height - dh) * a_stride], a_stride, + &b[(height - dh) * b_stride], b_stride, + width - dw, dh, &sse, &sum); + total_sse += sse; + } + + for (y = 0; y < height / 16; ++y) { + const uint8_t *pa = a; + const uint8_t *pb = b; + for (x = 0; x < width / 16; ++x) { + vpx_mse16x16(pa, a_stride, pb, b_stride, &sse); + total_sse += sse; + + pa += 16; + pb += 16; + } + + a += 16 * a_stride; + b += 16 * b_stride; + } + + return total_sse; +} + +#if CONFIG_VP9_HIGHBITDEPTH +static int64_t highbd_get_sse_shift(const uint8_t *a8, int a_stride, + const uint8_t *b8, int b_stride, + int width, int height, + unsigned int input_shift) { + const uint16_t *a = CONVERT_TO_SHORTPTR(a8); + const uint16_t *b = CONVERT_TO_SHORTPTR(b8); + int64_t total_sse = 0; + int x, y; + for (y = 0; y < height; ++y) { + for (x = 0; x < width; ++x) { + int64_t diff; + diff = (a[x] >> input_shift) - (b[x] >> input_shift); + total_sse += diff * diff; + } + a += a_stride; + b += b_stride; + } + return total_sse; +} + +static int64_t highbd_get_sse(const uint8_t *a, int a_stride, + const uint8_t *b, int b_stride, + int width, int height) { + int64_t total_sse = 0; + int x, y; + const int dw = width % 16; + const int dh = height % 16; + unsigned int sse = 0; + int sum = 0; + if (dw > 0) { + encoder_highbd_8_variance(&a[width - dw], a_stride, + &b[width - dw], b_stride, + dw, height, &sse, &sum); + total_sse += sse; + } + if (dh > 0) { + encoder_highbd_8_variance(&a[(height - dh) * a_stride], a_stride, + &b[(height - dh) * b_stride], b_stride, + width - dw, dh, &sse, &sum); + total_sse += sse; + } + for (y = 0; y < height / 16; ++y) { + const uint8_t *pa = a; + const uint8_t *pb = b; + for (x = 0; x < width / 16; ++x) { + vpx_highbd_8_mse16x16(pa, a_stride, pb, b_stride, &sse); + total_sse += sse; + pa += 16; + pb += 16; + } + a += 16 * a_stride; + b += 16 * b_stride; + } + return total_sse; +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +typedef struct { + double psnr[4]; // total/y/u/v + uint64_t sse[4]; // total/y/u/v + uint32_t samples[4]; // total/y/u/v +} PSNR_STATS; + +static void calc_psnr(const YV12_BUFFER_CONFIG *a, const YV12_BUFFER_CONFIG *b, + PSNR_STATS *psnr) { + static const double peak = 255.0; + const int widths[3] = { + a->y_crop_width, a->uv_crop_width, a->uv_crop_width}; + const int heights[3] = { + a->y_crop_height, a->uv_crop_height, a->uv_crop_height}; + const uint8_t *a_planes[3] = {a->y_buffer, a->u_buffer, a->v_buffer}; + const int a_strides[3] = {a->y_stride, a->uv_stride, a->uv_stride}; + const uint8_t *b_planes[3] = {b->y_buffer, b->u_buffer, b->v_buffer}; + const int b_strides[3] = {b->y_stride, b->uv_stride, b->uv_stride}; + int i; + uint64_t total_sse = 0; + uint32_t total_samples = 0; + + for (i = 0; i < 3; ++i) { + const int w = widths[i]; + const int h = heights[i]; + const uint32_t samples = w * h; + const uint64_t sse = get_sse(a_planes[i], a_strides[i], + b_planes[i], b_strides[i], + w, h); + psnr->sse[1 + i] = sse; + psnr->samples[1 + i] = samples; + psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, peak, (double)sse); + + total_sse += sse; + total_samples += samples; + } + + psnr->sse[0] = total_sse; + psnr->samples[0] = total_samples; + psnr->psnr[0] = vpx_sse_to_psnr((double)total_samples, peak, + (double)total_sse); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void calc_highbd_psnr(const YV12_BUFFER_CONFIG *a, + const YV12_BUFFER_CONFIG *b, + PSNR_STATS *psnr, + unsigned int bit_depth, + unsigned int in_bit_depth) { + const int widths[3] = + {a->y_crop_width, a->uv_crop_width, a->uv_crop_width }; + const int heights[3] = + {a->y_crop_height, a->uv_crop_height, a->uv_crop_height}; + const uint8_t *a_planes[3] = {a->y_buffer, a->u_buffer, a->v_buffer }; + const int a_strides[3] = {a->y_stride, a->uv_stride, a->uv_stride}; + const uint8_t *b_planes[3] = {b->y_buffer, b->u_buffer, b->v_buffer }; + const int b_strides[3] = {b->y_stride, b->uv_stride, b->uv_stride}; + int i; + uint64_t total_sse = 0; + uint32_t total_samples = 0; + const double peak = (double)((1 << in_bit_depth) - 1); + const unsigned int input_shift = bit_depth - in_bit_depth; + + for (i = 0; i < 3; ++i) { + const int w = widths[i]; + const int h = heights[i]; + const uint32_t samples = w * h; + uint64_t sse; + if (a->flags & YV12_FLAG_HIGHBITDEPTH) { + if (input_shift) { + sse = highbd_get_sse_shift(a_planes[i], a_strides[i], + b_planes[i], b_strides[i], w, h, + input_shift); + } else { + sse = highbd_get_sse(a_planes[i], a_strides[i], + b_planes[i], b_strides[i], w, h); + } + } else { + sse = get_sse(a_planes[i], a_strides[i], + b_planes[i], b_strides[i], + w, h); + } + psnr->sse[1 + i] = sse; + psnr->samples[1 + i] = samples; + psnr->psnr[1 + i] = vpx_sse_to_psnr(samples, peak, (double)sse); + + total_sse += sse; + total_samples += samples; + } + + psnr->sse[0] = total_sse; + psnr->samples[0] = total_samples; + psnr->psnr[0] = vpx_sse_to_psnr((double)total_samples, peak, + (double)total_sse); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void generate_psnr_packet(VP9_COMP *cpi) { + struct vpx_codec_cx_pkt pkt; + int i; + PSNR_STATS psnr; +#if CONFIG_VP9_HIGHBITDEPTH + calc_highbd_psnr(cpi->Source, cpi->common.frame_to_show, &psnr, + cpi->td.mb.e_mbd.bd, cpi->oxcf.input_bit_depth); +#else + calc_psnr(cpi->Source, cpi->common.frame_to_show, &psnr); +#endif + + for (i = 0; i < 4; ++i) { + pkt.data.psnr.samples[i] = psnr.samples[i]; + pkt.data.psnr.sse[i] = psnr.sse[i]; + pkt.data.psnr.psnr[i] = psnr.psnr[i]; + } + pkt.kind = VPX_CODEC_PSNR_PKT; + if (cpi->use_svc) + cpi->svc.layer_context[cpi->svc.spatial_layer_id * + cpi->svc.number_temporal_layers].psnr_pkt = pkt.data.psnr; + else + vpx_codec_pkt_list_add(cpi->output_pkt_list, &pkt); +} + +int vp9_use_as_reference(VP9_COMP *cpi, int ref_frame_flags) { + if (ref_frame_flags > 7) + return -1; + + cpi->ref_frame_flags = ref_frame_flags; + return 0; +} + +void vp9_update_reference(VP9_COMP *cpi, int ref_frame_flags) { + cpi->ext_refresh_golden_frame = (ref_frame_flags & VP9_GOLD_FLAG) != 0; + cpi->ext_refresh_alt_ref_frame = (ref_frame_flags & VP9_ALT_FLAG) != 0; + cpi->ext_refresh_last_frame = (ref_frame_flags & VP9_LAST_FLAG) != 0; + cpi->ext_refresh_frame_flags_pending = 1; +} + +static YV12_BUFFER_CONFIG *get_vp9_ref_frame_buffer(VP9_COMP *cpi, + VP9_REFFRAME ref_frame_flag) { + MV_REFERENCE_FRAME ref_frame = NONE; + if (ref_frame_flag == VP9_LAST_FLAG) + ref_frame = LAST_FRAME; + else if (ref_frame_flag == VP9_GOLD_FLAG) + ref_frame = GOLDEN_FRAME; + else if (ref_frame_flag == VP9_ALT_FLAG) + ref_frame = ALTREF_FRAME; + + return ref_frame == NONE ? NULL : get_ref_frame_buffer(cpi, ref_frame); +} + +int vp9_copy_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, + YV12_BUFFER_CONFIG *sd) { + YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); + if (cfg) { + vp8_yv12_copy_frame(cfg, sd); + return 0; + } else { + return -1; + } +} + +int vp9_set_reference_enc(VP9_COMP *cpi, VP9_REFFRAME ref_frame_flag, + YV12_BUFFER_CONFIG *sd) { + YV12_BUFFER_CONFIG *cfg = get_vp9_ref_frame_buffer(cpi, ref_frame_flag); + if (cfg) { + vp8_yv12_copy_frame(sd, cfg); + return 0; + } else { + return -1; + } +} + +int vp9_update_entropy(VP9_COMP * cpi, int update) { + cpi->ext_refresh_frame_context = update; + cpi->ext_refresh_frame_context_pending = 1; + return 0; +} + +#if defined(OUTPUT_YUV_DENOISED) || defined(OUTPUT_YUV_SKINMAP) +// The denoiser buffer is allocated as a YUV 440 buffer. This function writes it +// as YUV 420. We simply use the top-left pixels of the UV buffers, since we do +// not denoise the UV channels at this time. If ever we implement UV channel +// denoising we will have to modify this. +void vp9_write_yuv_frame_420(YV12_BUFFER_CONFIG *s, FILE *f) { + uint8_t *src = s->y_buffer; + int h = s->y_height; + + do { + fwrite(src, s->y_width, 1, f); + src += s->y_stride; + } while (--h); + + src = s->u_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, f); + src += s->uv_stride; + } while (--h); + + src = s->v_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, f); + src += s->uv_stride; + } while (--h); +} +#endif + +#ifdef OUTPUT_YUV_REC +void vp9_write_yuv_rec_frame(VP9_COMMON *cm) { + YV12_BUFFER_CONFIG *s = cm->frame_to_show; + uint8_t *src = s->y_buffer; + int h = cm->height; + +#if CONFIG_VP9_HIGHBITDEPTH + if (s->flags & YV12_FLAG_HIGHBITDEPTH) { + uint16_t *src16 = CONVERT_TO_SHORTPTR(s->y_buffer); + + do { + fwrite(src16, s->y_width, 2, yuv_rec_file); + src16 += s->y_stride; + } while (--h); + + src16 = CONVERT_TO_SHORTPTR(s->u_buffer); + h = s->uv_height; + + do { + fwrite(src16, s->uv_width, 2, yuv_rec_file); + src16 += s->uv_stride; + } while (--h); + + src16 = CONVERT_TO_SHORTPTR(s->v_buffer); + h = s->uv_height; + + do { + fwrite(src16, s->uv_width, 2, yuv_rec_file); + src16 += s->uv_stride; + } while (--h); + + fflush(yuv_rec_file); + return; + } +#endif // CONFIG_VP9_HIGHBITDEPTH + + do { + fwrite(src, s->y_width, 1, yuv_rec_file); + src += s->y_stride; + } while (--h); + + src = s->u_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, yuv_rec_file); + src += s->uv_stride; + } while (--h); + + src = s->v_buffer; + h = s->uv_height; + + do { + fwrite(src, s->uv_width, 1, yuv_rec_file); + src += s->uv_stride; + } while (--h); + + fflush(yuv_rec_file); +} +#endif + +#if CONFIG_VP9_HIGHBITDEPTH +static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst, + int bd) { +#else +static void scale_and_extend_frame_nonnormative(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst) { +#endif // CONFIG_VP9_HIGHBITDEPTH + // TODO(dkovalev): replace YV12_BUFFER_CONFIG with vpx_image_t + int i; + const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; + const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; + const int src_widths[3] = {src->y_crop_width, src->uv_crop_width, + src->uv_crop_width }; + const int src_heights[3] = {src->y_crop_height, src->uv_crop_height, + src->uv_crop_height}; + uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; + const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; + const int dst_widths[3] = {dst->y_crop_width, dst->uv_crop_width, + dst->uv_crop_width}; + const int dst_heights[3] = {dst->y_crop_height, dst->uv_crop_height, + dst->uv_crop_height}; + + for (i = 0; i < MAX_MB_PLANE; ++i) { +#if CONFIG_VP9_HIGHBITDEPTH + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + vp9_highbd_resize_plane(srcs[i], src_heights[i], src_widths[i], + src_strides[i], dsts[i], dst_heights[i], + dst_widths[i], dst_strides[i], bd); + } else { + vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i], + dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]); + } +#else + vp9_resize_plane(srcs[i], src_heights[i], src_widths[i], src_strides[i], + dsts[i], dst_heights[i], dst_widths[i], dst_strides[i]); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + vp9_extend_frame_borders(dst); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void scale_and_extend_frame(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst, int bd) { +#else +static void scale_and_extend_frame(const YV12_BUFFER_CONFIG *src, + YV12_BUFFER_CONFIG *dst) { +#endif // CONFIG_VP9_HIGHBITDEPTH + const int src_w = src->y_crop_width; + const int src_h = src->y_crop_height; + const int dst_w = dst->y_crop_width; + const int dst_h = dst->y_crop_height; + const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; + const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; + uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; + const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; + const InterpKernel *const kernel = vp9_get_interp_kernel(EIGHTTAP); + int x, y, i; + + for (y = 0; y < dst_h; y += 16) { + for (x = 0; x < dst_w; x += 16) { + for (i = 0; i < MAX_MB_PLANE; ++i) { + const int factor = (i == 0 || i == 3 ? 1 : 2); + const int x_q4 = x * (16 / factor) * src_w / dst_w; + const int y_q4 = y * (16 / factor) * src_h / dst_h; + const int src_stride = src_strides[i]; + const int dst_stride = dst_strides[i]; + const uint8_t *src_ptr = srcs[i] + (y / factor) * src_h / dst_h * + src_stride + (x / factor) * src_w / dst_w; + uint8_t *dst_ptr = dsts[i] + (y / factor) * dst_stride + (x / factor); + +#if CONFIG_VP9_HIGHBITDEPTH + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + vp9_highbd_convolve8(src_ptr, src_stride, dst_ptr, dst_stride, + kernel[x_q4 & 0xf], 16 * src_w / dst_w, + kernel[y_q4 & 0xf], 16 * src_h / dst_h, + 16 / factor, 16 / factor, bd); + } else { + vp9_convolve8(src_ptr, src_stride, dst_ptr, dst_stride, + kernel[x_q4 & 0xf], 16 * src_w / dst_w, + kernel[y_q4 & 0xf], 16 * src_h / dst_h, + 16 / factor, 16 / factor); + } +#else + vp9_convolve8(src_ptr, src_stride, dst_ptr, dst_stride, + kernel[x_q4 & 0xf], 16 * src_w / dst_w, + kernel[y_q4 & 0xf], 16 * src_h / dst_h, + 16 / factor, 16 / factor); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + } + } + + vp9_extend_frame_borders(dst); +} + +static int scale_down(VP9_COMP *cpi, int q) { + RATE_CONTROL *const rc = &cpi->rc; + GF_GROUP *const gf_group = &cpi->twopass.gf_group; + int scale = 0; + assert(frame_is_kf_gf_arf(cpi)); + + if (rc->frame_size_selector == UNSCALED && + q >= rc->rf_level_maxq[gf_group->rf_level[gf_group->index]]) { + const int max_size_thresh = (int)(rate_thresh_mult[SCALE_STEP1] + * MAX(rc->this_frame_target, rc->avg_frame_bandwidth)); + scale = rc->projected_frame_size > max_size_thresh ? 1 : 0; + } + return scale; +} + +// Function to test for conditions that indicate we should loop +// back and recode a frame. +static int recode_loop_test(VP9_COMP *cpi, + int high_limit, int low_limit, + int q, int maxq, int minq) { + const RATE_CONTROL *const rc = &cpi->rc; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + const int frame_is_kfgfarf = frame_is_kf_gf_arf(cpi); + int force_recode = 0; + + if ((cpi->sf.recode_loop == ALLOW_RECODE) || + (frame_is_kfgfarf && + (cpi->sf.recode_loop == ALLOW_RECODE_KFARFGF))) { + if (frame_is_kfgfarf && + (oxcf->resize_mode == RESIZE_DYNAMIC) && + scale_down(cpi, q)) { + // Code this group at a lower resolution. + cpi->resize_pending = 1; + return 1; + } + + // TODO(agrange) high_limit could be greater than the scale-down threshold. + if ((rc->projected_frame_size > high_limit && q < maxq) || + (rc->projected_frame_size < low_limit && q > minq)) { + force_recode = 1; + } else if (cpi->oxcf.rc_mode == VPX_CQ) { + // Deal with frame undershoot and whether or not we are + // below the automatically set cq level. + if (q > oxcf->cq_level && + rc->projected_frame_size < ((rc->this_frame_target * 7) >> 3)) { + force_recode = 1; + } + } + } + return force_recode; +} + +void vp9_update_reference_frames(VP9_COMP *cpi) { + VP9_COMMON * const cm = &cpi->common; + BufferPool *const pool = cm->buffer_pool; + + // At this point the new frame has been encoded. + // If any buffer copy / swapping is signaled it should be done here. + if (cm->frame_type == KEY_FRAME) { + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx); + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx); + } else if (vp9_preserve_existing_gf(cpi)) { + // We have decided to preserve the previously existing golden frame as our + // new ARF frame. However, in the short term in function + // vp9_bitstream.c::get_refresh_mask() we left it in the GF slot and, if + // we're updating the GF with the current decoded frame, we save it to the + // ARF slot instead. + // We now have to update the ARF with the current frame and swap gld_fb_idx + // and alt_fb_idx so that, overall, we've stored the old GF in the new ARF + // slot and, if we're updating the GF, the current frame becomes the new GF. + int tmp; + + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[cpi->alt_fb_idx], cm->new_fb_idx); + + tmp = cpi->alt_fb_idx; + cpi->alt_fb_idx = cpi->gld_fb_idx; + cpi->gld_fb_idx = tmp; + + if (is_two_pass_svc(cpi)) { + cpi->svc.layer_context[0].gold_ref_idx = cpi->gld_fb_idx; + cpi->svc.layer_context[0].alt_ref_idx = cpi->alt_fb_idx; + } + } else { /* For non key/golden frames */ + if (cpi->refresh_alt_ref_frame) { + int arf_idx = cpi->alt_fb_idx; + if ((cpi->oxcf.pass == 2) && cpi->multi_arf_allowed) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + arf_idx = gf_group->arf_update_idx[gf_group->index]; + } + + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[arf_idx], cm->new_fb_idx); + memcpy(cpi->interp_filter_selected[ALTREF_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + } + + if (cpi->refresh_golden_frame) { + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[cpi->gld_fb_idx], cm->new_fb_idx); + if (!cpi->rc.is_src_frame_alt_ref) + memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + else + memcpy(cpi->interp_filter_selected[GOLDEN_FRAME], + cpi->interp_filter_selected[ALTREF_FRAME], + sizeof(cpi->interp_filter_selected[ALTREF_FRAME])); + } + } + + if (cpi->refresh_last_frame) { + ref_cnt_fb(pool->frame_bufs, + &cm->ref_frame_map[cpi->lst_fb_idx], cm->new_fb_idx); + if (!cpi->rc.is_src_frame_alt_ref) + memcpy(cpi->interp_filter_selected[LAST_FRAME], + cpi->interp_filter_selected[0], + sizeof(cpi->interp_filter_selected[0])); + } +#if CONFIG_VP9_TEMPORAL_DENOISING + if (cpi->oxcf.noise_sensitivity > 0) { + vp9_denoiser_update_frame_info(&cpi->denoiser, + *cpi->Source, + cpi->common.frame_type, + cpi->refresh_alt_ref_frame, + cpi->refresh_golden_frame, + cpi->refresh_last_frame); + } +#endif +} + +static void loopfilter_frame(VP9_COMP *cpi, VP9_COMMON *cm) { + MACROBLOCKD *xd = &cpi->td.mb.e_mbd; + struct loopfilter *lf = &cm->lf; + if (xd->lossless) { + lf->filter_level = 0; + } else { + struct vpx_usec_timer timer; + + vp9_clear_system_state(); + + vpx_usec_timer_start(&timer); + + vp9_pick_filter_level(cpi->Source, cpi, cpi->sf.lpf_pick); + + vpx_usec_timer_mark(&timer); + cpi->time_pick_lpf += vpx_usec_timer_elapsed(&timer); + } + + if (lf->filter_level > 0) { + if (cpi->num_workers > 1) + vp9_loop_filter_frame_mt(cm->frame_to_show, cm, xd->plane, + lf->filter_level, 0, 0, + cpi->workers, cpi->num_workers, + &cpi->lf_row_sync); + else + vp9_loop_filter_frame(cm->frame_to_show, cm, xd, lf->filter_level, 0, 0); + } + + vp9_extend_frame_inner_borders(cm->frame_to_show); +} + +static INLINE void alloc_frame_mvs(const VP9_COMMON *cm, + int buffer_idx) { + RefCntBuffer *const new_fb_ptr = &cm->buffer_pool->frame_bufs[buffer_idx]; + if (new_fb_ptr->mvs == NULL || + new_fb_ptr->mi_rows < cm->mi_rows || + new_fb_ptr->mi_cols < cm->mi_cols) { + vpx_free(new_fb_ptr->mvs); + new_fb_ptr->mvs = + (MV_REF *)vpx_calloc(cm->mi_rows * cm->mi_cols, + sizeof(*new_fb_ptr->mvs)); + new_fb_ptr->mi_rows = cm->mi_rows; + new_fb_ptr->mi_cols = cm->mi_cols; + } +} + +void vp9_scale_references(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + MV_REFERENCE_FRAME ref_frame; + const VP9_REFFRAME ref_mask[3] = {VP9_LAST_FLAG, VP9_GOLD_FLAG, VP9_ALT_FLAG}; + + for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { + // Need to convert from VP9_REFFRAME to index into ref_mask (subtract 1). + if (cpi->ref_frame_flags & ref_mask[ref_frame - 1]) { + BufferPool *const pool = cm->buffer_pool; + const YV12_BUFFER_CONFIG *const ref = get_ref_frame_buffer(cpi, + ref_frame); + + if (ref == NULL) { + cpi->scaled_ref_idx[ref_frame - 1] = INVALID_IDX; + continue; + } + +#if CONFIG_VP9_HIGHBITDEPTH + if (ref->y_crop_width != cm->width || ref->y_crop_height != cm->height) { + const int new_fb = get_free_fb(cm); + RefCntBuffer *new_fb_ptr = NULL; + if (cm->new_fb_idx == INVALID_IDX) + return; + new_fb_ptr = &pool->frame_bufs[new_fb]; + cm->cur_frame = &pool->frame_bufs[new_fb]; + vp9_realloc_frame_buffer(&pool->frame_bufs[new_fb].buf, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, + cm->use_highbitdepth, + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL); + scale_and_extend_frame(ref, &new_fb_ptr->buf, (int)cm->bit_depth); +#else + if (ref->y_crop_width != cm->width || ref->y_crop_height != cm->height) { + const int new_fb = get_free_fb(cm); + RefCntBuffer *new_fb_ptr = NULL; + if (cm->new_fb_idx == INVALID_IDX) + return; + new_fb_ptr = &pool->frame_bufs[new_fb]; + vp9_realloc_frame_buffer(&new_fb_ptr->buf, + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL); + scale_and_extend_frame(ref, &new_fb_ptr->buf); +#endif // CONFIG_VP9_HIGHBITDEPTH + cpi->scaled_ref_idx[ref_frame - 1] = new_fb; + + alloc_frame_mvs(cm, new_fb); + } else { + const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame); + cpi->scaled_ref_idx[ref_frame - 1] = buf_idx; + ++pool->frame_bufs[buf_idx].ref_count; + } + } else { + cpi->scaled_ref_idx[ref_frame - 1] = INVALID_IDX; + } + } +} + +static void release_scaled_references(VP9_COMP *cpi) { + VP9_COMMON *cm = &cpi->common; + int i; + for (i = 0; i < MAX_REF_FRAMES; ++i) { + const int idx = cpi->scaled_ref_idx[i]; + RefCntBuffer *const buf = idx != INVALID_IDX ? + &cm->buffer_pool->frame_bufs[idx] : NULL; + if (buf != NULL) { + --buf->ref_count; + cpi->scaled_ref_idx[i] = INVALID_IDX; + } + } +} + +static void full_to_model_count(unsigned int *model_count, + unsigned int *full_count) { + int n; + model_count[ZERO_TOKEN] = full_count[ZERO_TOKEN]; + model_count[ONE_TOKEN] = full_count[ONE_TOKEN]; + model_count[TWO_TOKEN] = full_count[TWO_TOKEN]; + for (n = THREE_TOKEN; n < EOB_TOKEN; ++n) + model_count[TWO_TOKEN] += full_count[n]; + model_count[EOB_MODEL_TOKEN] = full_count[EOB_TOKEN]; +} + +static void full_to_model_counts(vp9_coeff_count_model *model_count, + vp9_coeff_count *full_count) { + int i, j, k, l; + + for (i = 0; i < PLANE_TYPES; ++i) + for (j = 0; j < REF_TYPES; ++j) + for (k = 0; k < COEF_BANDS; ++k) + for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) + full_to_model_count(model_count[i][j][k][l], full_count[i][j][k][l]); +} + +#if 0 && CONFIG_INTERNAL_STATS +static void output_frame_level_debug_stats(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + FILE *const f = fopen("tmp.stt", cm->current_video_frame ? "a" : "w"); + int64_t recon_err; + + vp9_clear_system_state(); + + recon_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + + if (cpi->twopass.total_left_stats.coded_error != 0.0) + fprintf(f, "%10u %dx%d %d %d %10d %10d %10d %10d" + "%10"PRId64" %10"PRId64" %5d %5d %10"PRId64" " + "%10"PRId64" %10"PRId64" %10d " + "%7.2lf %7.2lf %7.2lf %7.2lf %7.2lf" + "%6d %6d %5d %5d %5d " + "%10"PRId64" %10.3lf" + "%10lf %8u %10"PRId64" %10d %10d\n", + cpi->common.current_video_frame, + cm->width, cm->height, + cpi->rc.source_alt_ref_pending, + cpi->rc.source_alt_ref_active, + cpi->rc.this_frame_target, + cpi->rc.projected_frame_size, + cpi->rc.projected_frame_size / cpi->common.MBs, + (cpi->rc.projected_frame_size - cpi->rc.this_frame_target), + cpi->rc.vbr_bits_off_target, + cpi->rc.vbr_bits_off_target_fast, + cpi->twopass.extend_minq, + cpi->twopass.extend_minq_fast, + cpi->rc.total_target_vs_actual, + (cpi->rc.starting_buffer_level - cpi->rc.bits_off_target), + cpi->rc.total_actual_bits, cm->base_qindex, + vp9_convert_qindex_to_q(cm->base_qindex, cm->bit_depth), + (double)vp9_dc_quant(cm->base_qindex, 0, cm->bit_depth) / 4.0, + vp9_convert_qindex_to_q(cpi->twopass.active_worst_quality, + cm->bit_depth), + cpi->rc.avg_q, + vp9_convert_qindex_to_q(cpi->oxcf.cq_level, cm->bit_depth), + cpi->refresh_last_frame, cpi->refresh_golden_frame, + cpi->refresh_alt_ref_frame, cm->frame_type, cpi->rc.gfu_boost, + cpi->twopass.bits_left, + cpi->twopass.total_left_stats.coded_error, + cpi->twopass.bits_left / + (1 + cpi->twopass.total_left_stats.coded_error), + cpi->tot_recode_hits, recon_err, cpi->rc.kf_boost, + cpi->twopass.kf_zeromotion_pct); + + fclose(f); + + if (0) { + FILE *const fmodes = fopen("Modes.stt", "a"); + int i; + + fprintf(fmodes, "%6d:%1d:%1d:%1d ", cpi->common.current_video_frame, + cm->frame_type, cpi->refresh_golden_frame, + cpi->refresh_alt_ref_frame); + + for (i = 0; i < MAX_MODES; ++i) + fprintf(fmodes, "%5d ", cpi->mode_chosen_counts[i]); + + fprintf(fmodes, "\n"); + + fclose(fmodes); + } +} +#endif + +static void set_mv_search_params(VP9_COMP *cpi) { + const VP9_COMMON *const cm = &cpi->common; + const unsigned int max_mv_def = MIN(cm->width, cm->height); + + // Default based on max resolution. + cpi->mv_step_param = vp9_init_search_range(max_mv_def); + + if (cpi->sf.mv.auto_mv_step_size) { + if (frame_is_intra_only(cm)) { + // Initialize max_mv_magnitude for use in the first INTER frame + // after a key/intra-only frame. + cpi->max_mv_magnitude = max_mv_def; + } else { + if (cm->show_frame) { + // Allow mv_steps to correspond to twice the max mv magnitude found + // in the previous frame, capped by the default max_mv_magnitude based + // on resolution. + cpi->mv_step_param = + vp9_init_search_range(MIN(max_mv_def, 2 * cpi->max_mv_magnitude)); + } + cpi->max_mv_magnitude = 0; + } + } +} + +static void set_size_independent_vars(VP9_COMP *cpi) { + vp9_set_speed_features_framesize_independent(cpi); + vp9_set_rd_speed_thresholds(cpi); + vp9_set_rd_speed_thresholds_sub8x8(cpi); + cpi->common.interp_filter = cpi->sf.default_interp_filter; +} + +static void set_size_dependent_vars(VP9_COMP *cpi, int *q, + int *bottom_index, int *top_index) { + VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + + // Setup variables that depend on the dimensions of the frame. + vp9_set_speed_features_framesize_dependent(cpi); + + // Decide q and q bounds. + *q = vp9_rc_pick_q_and_bounds(cpi, bottom_index, top_index); + + if (!frame_is_intra_only(cm)) { + vp9_set_high_precision_mv(cpi, (*q) < HIGH_PRECISION_MV_QTHRESH); + } + + // Configure experimental use of segmentation for enhanced coding of + // static regions if indicated. + // Only allowed in the second pass of a two pass encode, as it requires + // lagged coding, and if the relevant speed feature flag is set. + if (oxcf->pass == 2 && cpi->sf.static_segmentation) + configure_static_seg_features(cpi); + +#if CONFIG_VP9_POSTPROC + if (oxcf->noise_sensitivity > 0) { + int l = 0; + switch (oxcf->noise_sensitivity) { + case 1: + l = 20; + break; + case 2: + l = 40; + break; + case 3: + l = 60; + break; + case 4: + case 5: + l = 100; + break; + case 6: + l = 150; + break; + } + vp9_denoise(cpi->Source, cpi->Source, l); + } +#endif // CONFIG_VP9_POSTPROC +} + +static void init_motion_estimation(VP9_COMP *cpi) { + int y_stride = cpi->scaled_source.y_stride; + + if (cpi->sf.mv.search_method == NSTEP) { + vp9_init3smotion_compensation(&cpi->ss_cfg, y_stride); + } else if (cpi->sf.mv.search_method == DIAMOND) { + vp9_init_dsmotion_compensation(&cpi->ss_cfg, y_stride); + } +} + +static void set_frame_size(VP9_COMP *cpi) { + int ref_frame; + VP9_COMMON *const cm = &cpi->common; + VP9EncoderConfig *const oxcf = &cpi->oxcf; + MACROBLOCKD *const xd = &cpi->td.mb.e_mbd; + + if (oxcf->pass == 2 && + oxcf->rc_mode == VPX_VBR && + ((oxcf->resize_mode == RESIZE_FIXED && cm->current_video_frame == 0) || + (oxcf->resize_mode == RESIZE_DYNAMIC && cpi->resize_pending))) { + calculate_coded_size( + cpi, &oxcf->scaled_frame_width, &oxcf->scaled_frame_height); + + // There has been a change in frame size. + vp9_set_size_literal(cpi, oxcf->scaled_frame_width, + oxcf->scaled_frame_height); + } + + if ((oxcf->pass == 2) && + (!cpi->use_svc || + (is_two_pass_svc(cpi) && + cpi->svc.encode_empty_frame_state != ENCODING))) { + vp9_set_target_rate(cpi); + } + + alloc_frame_mvs(cm, cm->new_fb_idx); + + // Reset the frame pointers to the current frame size. + vp9_realloc_frame_buffer(get_frame_new_buffer(cm), + cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL); + + alloc_util_frame_buffers(cpi); + init_motion_estimation(cpi); + + for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { + RefBuffer *const ref_buf = &cm->frame_refs[ref_frame - 1]; + const int buf_idx = get_ref_frame_buf_idx(cpi, ref_frame); + + ref_buf->idx = buf_idx; + + if (buf_idx != INVALID_IDX) { + YV12_BUFFER_CONFIG *const buf = &cm->buffer_pool->frame_bufs[buf_idx].buf; + ref_buf->buf = buf; +#if CONFIG_VP9_HIGHBITDEPTH + vp9_setup_scale_factors_for_frame(&ref_buf->sf, + buf->y_crop_width, buf->y_crop_height, + cm->width, cm->height, + (buf->flags & YV12_FLAG_HIGHBITDEPTH) ? + 1 : 0); +#else + vp9_setup_scale_factors_for_frame(&ref_buf->sf, + buf->y_crop_width, buf->y_crop_height, + cm->width, cm->height); +#endif // CONFIG_VP9_HIGHBITDEPTH + if (vp9_is_scaled(&ref_buf->sf)) + vp9_extend_frame_borders(buf); + } else { + ref_buf->buf = NULL; + } + } + + set_ref_ptrs(cm, xd, LAST_FRAME, LAST_FRAME); +} + +static void encode_without_recode_loop(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + int q = 0, bottom_index = 0, top_index = 0; // Dummy variables. + + vp9_clear_system_state(); + + set_frame_size(cpi); + + cpi->Source = vp9_scale_if_required(cm, cpi->un_scaled_source, + &cpi->scaled_source); + + if (cpi->unscaled_last_source != NULL) + cpi->Last_Source = vp9_scale_if_required(cm, cpi->unscaled_last_source, + &cpi->scaled_last_source); + + if (frame_is_intra_only(cm) == 0) { + vp9_scale_references(cpi); + } + + set_size_independent_vars(cpi); + set_size_dependent_vars(cpi, &q, &bottom_index, &top_index); + + vp9_set_quantizer(cm, q); + vp9_set_variance_partition_thresholds(cpi, q); + + setup_frame(cpi); + + suppress_active_map(cpi); + // Variance adaptive and in frame q adjustment experiments are mutually + // exclusive. + if (cpi->oxcf.aq_mode == VARIANCE_AQ) { + vp9_vaq_frame_setup(cpi); + } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { + vp9_setup_in_frame_q_adj(cpi); + } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { + vp9_cyclic_refresh_setup(cpi); + } + apply_active_map(cpi); + + // transform / motion compensation build reconstruction frame + vp9_encode_frame(cpi); + + // Update some stats from cyclic refresh, and check if we should not update + // golden reference, for non-SVC 1 pass CBR. + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && + cm->frame_type != KEY_FRAME && + !cpi->use_svc && + (cpi->oxcf.pass == 0 && cpi->oxcf.rc_mode == VPX_CBR)) + vp9_cyclic_refresh_check_golden_update(cpi); + + // Update the skip mb flag probabilities based on the distribution + // seen in the last encoder iteration. + // update_base_skip_probs(cpi); + vp9_clear_system_state(); +} + +static void encode_with_recode_loop(VP9_COMP *cpi, + size_t *size, + uint8_t *dest) { + VP9_COMMON *const cm = &cpi->common; + RATE_CONTROL *const rc = &cpi->rc; + int bottom_index, top_index; + int loop_count = 0; + int loop_at_this_size = 0; + int loop = 0; + int overshoot_seen = 0; + int undershoot_seen = 0; + int frame_over_shoot_limit; + int frame_under_shoot_limit; + int q = 0, q_low = 0, q_high = 0; + + set_size_independent_vars(cpi); + + do { + vp9_clear_system_state(); + + set_frame_size(cpi); + + if (loop_count == 0 || cpi->resize_pending != 0) { + set_size_dependent_vars(cpi, &q, &bottom_index, &top_index); + + // TODO(agrange) Scale cpi->max_mv_magnitude if frame-size has changed. + set_mv_search_params(cpi); + + // Reset the loop state for new frame size. + overshoot_seen = 0; + undershoot_seen = 0; + + // Reconfiguration for change in frame size has concluded. + cpi->resize_pending = 0; + + q_low = bottom_index; + q_high = top_index; + + loop_at_this_size = 0; + } + + // Decide frame size bounds first time through. + if (loop_count == 0) { + vp9_rc_compute_frame_size_bounds(cpi, rc->this_frame_target, + &frame_under_shoot_limit, + &frame_over_shoot_limit); + } + + cpi->Source = vp9_scale_if_required(cm, cpi->un_scaled_source, + &cpi->scaled_source); + + if (cpi->unscaled_last_source != NULL) + cpi->Last_Source = vp9_scale_if_required(cm, cpi->unscaled_last_source, + &cpi->scaled_last_source); + + if (frame_is_intra_only(cm) == 0) { + if (loop_count > 0) { + release_scaled_references(cpi); + } + vp9_scale_references(cpi); + } + + vp9_set_quantizer(cm, q); + + if (loop_count == 0) + setup_frame(cpi); + + // Variance adaptive and in frame q adjustment experiments are mutually + // exclusive. + if (cpi->oxcf.aq_mode == VARIANCE_AQ) { + vp9_vaq_frame_setup(cpi); + } else if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { + vp9_setup_in_frame_q_adj(cpi); + } + + // transform / motion compensation build reconstruction frame + vp9_encode_frame(cpi); + + // Update the skip mb flag probabilities based on the distribution + // seen in the last encoder iteration. + // update_base_skip_probs(cpi); + + vp9_clear_system_state(); + + // Dummy pack of the bitstream using up to date stats to get an + // accurate estimate of output frame size to determine if we need + // to recode. + if (cpi->sf.recode_loop >= ALLOW_RECODE_KFARFGF) { + save_coding_context(cpi); + if (!cpi->sf.use_nonrd_pick_mode) + vp9_pack_bitstream(cpi, dest, size); + + rc->projected_frame_size = (int)(*size) << 3; + restore_coding_context(cpi); + + if (frame_over_shoot_limit == 0) + frame_over_shoot_limit = 1; + } + + if (cpi->oxcf.rc_mode == VPX_Q) { + loop = 0; + } else { + if ((cm->frame_type == KEY_FRAME) && + rc->this_key_frame_forced && + (rc->projected_frame_size < rc->max_frame_bandwidth)) { + int last_q = q; + int64_t kf_err; + + int64_t high_err_target = cpi->ambient_err; + int64_t low_err_target = cpi->ambient_err >> 1; + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + kf_err = vp9_highbd_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } else { + kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } +#else + kf_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); +#endif // CONFIG_VP9_HIGHBITDEPTH + + // Prevent possible divide by zero error below for perfect KF + kf_err += !kf_err; + + // The key frame is not good enough or we can afford + // to make it better without undue risk of popping. + if ((kf_err > high_err_target && + rc->projected_frame_size <= frame_over_shoot_limit) || + (kf_err > low_err_target && + rc->projected_frame_size <= frame_under_shoot_limit)) { + // Lower q_high + q_high = q > q_low ? q - 1 : q_low; + + // Adjust Q + q = (int)((q * high_err_target) / kf_err); + q = MIN(q, (q_high + q_low) >> 1); + } else if (kf_err < low_err_target && + rc->projected_frame_size >= frame_under_shoot_limit) { + // The key frame is much better than the previous frame + // Raise q_low + q_low = q < q_high ? q + 1 : q_high; + + // Adjust Q + q = (int)((q * low_err_target) / kf_err); + q = MIN(q, (q_high + q_low + 1) >> 1); + } + + // Clamp Q to upper and lower limits: + q = clamp(q, q_low, q_high); + + loop = q != last_q; + } else if (recode_loop_test( + cpi, frame_over_shoot_limit, frame_under_shoot_limit, + q, MAX(q_high, top_index), bottom_index)) { + // Is the projected frame size out of range and are we allowed + // to attempt to recode. + int last_q = q; + int retries = 0; + + if (cpi->resize_pending == 1) { + // Change in frame size so go back around the recode loop. + cpi->rc.frame_size_selector = + SCALE_STEP1 - cpi->rc.frame_size_selector; + cpi->rc.next_frame_size_selector = cpi->rc.frame_size_selector; + +#if CONFIG_INTERNAL_STATS + ++cpi->tot_recode_hits; +#endif + ++loop_count; + loop = 1; + continue; + } + + // Frame size out of permitted range: + // Update correction factor & compute new Q to try... + + // Frame is too large + if (rc->projected_frame_size > rc->this_frame_target) { + // Special case if the projected size is > the max allowed. + if (rc->projected_frame_size >= rc->max_frame_bandwidth) + q_high = rc->worst_quality; + + // Raise Qlow as to at least the current value + q_low = q < q_high ? q + 1 : q_high; + + if (undershoot_seen || loop_at_this_size > 1) { + // Update rate_correction_factor unless + vp9_rc_update_rate_correction_factors(cpi); + + q = (q_high + q_low + 1) / 2; + } else { + // Update rate_correction_factor unless + vp9_rc_update_rate_correction_factors(cpi); + + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + bottom_index, MAX(q_high, top_index)); + + while (q < q_low && retries < 10) { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + bottom_index, MAX(q_high, top_index)); + retries++; + } + } + + overshoot_seen = 1; + } else { + // Frame is too small + q_high = q > q_low ? q - 1 : q_low; + + if (overshoot_seen || loop_at_this_size > 1) { + vp9_rc_update_rate_correction_factors(cpi); + q = (q_high + q_low) / 2; + } else { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + bottom_index, top_index); + // Special case reset for qlow for constrained quality. + // This should only trigger where there is very substantial + // undershoot on a frame and the auto cq level is above + // the user passsed in value. + if (cpi->oxcf.rc_mode == VPX_CQ && + q < q_low) { + q_low = q; + } + + while (q > q_high && retries < 10) { + vp9_rc_update_rate_correction_factors(cpi); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, + bottom_index, top_index); + retries++; + } + } + + undershoot_seen = 1; + } + + // Clamp Q to upper and lower limits: + q = clamp(q, q_low, q_high); + + loop = (q != last_q); + } else { + loop = 0; + } + } + + // Special case for overlay frame. + if (rc->is_src_frame_alt_ref && + rc->projected_frame_size < rc->max_frame_bandwidth) + loop = 0; + + if (loop) { + ++loop_count; + ++loop_at_this_size; + +#if CONFIG_INTERNAL_STATS + ++cpi->tot_recode_hits; +#endif + } + } while (loop); +} + +static int get_ref_frame_flags(const VP9_COMP *cpi) { + const int *const map = cpi->common.ref_frame_map; + const int gold_is_last = map[cpi->gld_fb_idx] == map[cpi->lst_fb_idx]; + const int alt_is_last = map[cpi->alt_fb_idx] == map[cpi->lst_fb_idx]; + const int gold_is_alt = map[cpi->gld_fb_idx] == map[cpi->alt_fb_idx]; + int flags = VP9_ALT_FLAG | VP9_GOLD_FLAG | VP9_LAST_FLAG; + + if (gold_is_last) + flags &= ~VP9_GOLD_FLAG; + + if (cpi->rc.frames_till_gf_update_due == INT_MAX && + (cpi->svc.number_temporal_layers == 1 && + cpi->svc.number_spatial_layers == 1)) + flags &= ~VP9_GOLD_FLAG; + + if (alt_is_last) + flags &= ~VP9_ALT_FLAG; + + if (gold_is_alt) + flags &= ~VP9_ALT_FLAG; + + return flags; +} + +static void set_ext_overrides(VP9_COMP *cpi) { + // Overrides the defaults with the externally supplied values with + // vp9_update_reference() and vp9_update_entropy() calls + // Note: The overrides are valid only for the next frame passed + // to encode_frame_to_data_rate() function + if (cpi->ext_refresh_frame_context_pending) { + cpi->common.refresh_frame_context = cpi->ext_refresh_frame_context; + cpi->ext_refresh_frame_context_pending = 0; + } + if (cpi->ext_refresh_frame_flags_pending) { + cpi->refresh_last_frame = cpi->ext_refresh_last_frame; + cpi->refresh_golden_frame = cpi->ext_refresh_golden_frame; + cpi->refresh_alt_ref_frame = cpi->ext_refresh_alt_ref_frame; + cpi->ext_refresh_frame_flags_pending = 0; + } +} + +YV12_BUFFER_CONFIG *vp9_scale_if_required(VP9_COMMON *cm, + YV12_BUFFER_CONFIG *unscaled, + YV12_BUFFER_CONFIG *scaled) { + if (cm->mi_cols * MI_SIZE != unscaled->y_width || + cm->mi_rows * MI_SIZE != unscaled->y_height) { +#if CONFIG_VP9_HIGHBITDEPTH + scale_and_extend_frame_nonnormative(unscaled, scaled, (int)cm->bit_depth); +#else + scale_and_extend_frame_nonnormative(unscaled, scaled); +#endif // CONFIG_VP9_HIGHBITDEPTH + return scaled; + } else { + return unscaled; + } +} + +static void set_arf_sign_bias(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + int arf_sign_bias; + + if ((cpi->oxcf.pass == 2) && cpi->multi_arf_allowed) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + arf_sign_bias = cpi->rc.source_alt_ref_active && + (!cpi->refresh_alt_ref_frame || + (gf_group->rf_level[gf_group->index] == GF_ARF_LOW)); + } else { + arf_sign_bias = + (cpi->rc.source_alt_ref_active && !cpi->refresh_alt_ref_frame); + } + cm->ref_frame_sign_bias[ALTREF_FRAME] = arf_sign_bias; +} + +static int setup_interp_filter_search_mask(VP9_COMP *cpi) { + INTERP_FILTER ifilter; + int ref_total[MAX_REF_FRAMES] = {0}; + MV_REFERENCE_FRAME ref; + int mask = 0; + if (cpi->common.last_frame_type == KEY_FRAME || + cpi->refresh_alt_ref_frame) + return mask; + for (ref = LAST_FRAME; ref <= ALTREF_FRAME; ++ref) + for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) + ref_total[ref] += cpi->interp_filter_selected[ref][ifilter]; + + for (ifilter = EIGHTTAP; ifilter <= EIGHTTAP_SHARP; ++ifilter) { + if ((ref_total[LAST_FRAME] && + cpi->interp_filter_selected[LAST_FRAME][ifilter] == 0) && + (ref_total[GOLDEN_FRAME] == 0 || + cpi->interp_filter_selected[GOLDEN_FRAME][ifilter] * 50 + < ref_total[GOLDEN_FRAME]) && + (ref_total[ALTREF_FRAME] == 0 || + cpi->interp_filter_selected[ALTREF_FRAME][ifilter] * 50 + < ref_total[ALTREF_FRAME])) + mask |= 1 << ifilter; + } + return mask; +} + +static void encode_frame_to_data_rate(VP9_COMP *cpi, + size_t *size, + uint8_t *dest, + unsigned int *frame_flags) { + VP9_COMMON *const cm = &cpi->common; + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + struct segmentation *const seg = &cm->seg; + TX_SIZE t; + + set_ext_overrides(cpi); + vp9_clear_system_state(); + + // Set the arf sign bias for this frame. + set_arf_sign_bias(cpi); + + // Set default state for segment based loop filter update flags. + cm->lf.mode_ref_delta_update = 0; + + if (cpi->oxcf.pass == 2 && + cpi->sf.adaptive_interp_filter_search) + cpi->sf.interp_filter_search_mask = + setup_interp_filter_search_mask(cpi); + + // Set various flags etc to special state if it is a key frame. + if (frame_is_intra_only(cm)) { + // Reset the loop filter deltas and segmentation map. + vp9_reset_segment_features(&cm->seg); + + // If segmentation is enabled force a map update for key frames. + if (seg->enabled) { + seg->update_map = 1; + seg->update_data = 1; + } + + // The alternate reference frame cannot be active for a key frame. + cpi->rc.source_alt_ref_active = 0; + + cm->error_resilient_mode = oxcf->error_resilient_mode; + cm->frame_parallel_decoding_mode = oxcf->frame_parallel_decoding_mode; + + // By default, encoder assumes decoder can use prev_mi. + if (cm->error_resilient_mode) { + cm->frame_parallel_decoding_mode = 1; + cm->reset_frame_context = 0; + cm->refresh_frame_context = 0; + } else if (cm->intra_only) { + // Only reset the current context. + cm->reset_frame_context = 2; + } + } + if (is_two_pass_svc(cpi) && cm->error_resilient_mode == 0) { + // Use context 0 for intra only empty frame, but the last frame context + // for other empty frames. + if (cpi->svc.encode_empty_frame_state == ENCODING) { + if (cpi->svc.encode_intra_empty_frame != 0) + cm->frame_context_idx = 0; + else + cm->frame_context_idx = FRAME_CONTEXTS - 1; + } else { + cm->frame_context_idx = + cpi->svc.spatial_layer_id * cpi->svc.number_temporal_layers + + cpi->svc.temporal_layer_id; + } + + cm->frame_parallel_decoding_mode = oxcf->frame_parallel_decoding_mode; + + // The probs will be updated based on the frame type of its previous + // frame if frame_parallel_decoding_mode is 0. The type may vary for + // the frame after a key frame in base layer since we may drop enhancement + // layers. So set frame_parallel_decoding_mode to 1 in this case. + if (cm->frame_parallel_decoding_mode == 0) { + if (cpi->svc.number_temporal_layers == 1) { + if (cpi->svc.spatial_layer_id == 0 && + cpi->svc.layer_context[0].last_frame_type == KEY_FRAME) + cm->frame_parallel_decoding_mode = 1; + } else if (cpi->svc.spatial_layer_id == 0) { + // Find the 2nd frame in temporal base layer and 1st frame in temporal + // enhancement layers from the key frame. + int i; + for (i = 0; i < cpi->svc.number_temporal_layers; ++i) { + if (cpi->svc.layer_context[0].frames_from_key_frame == 1 << i) { + cm->frame_parallel_decoding_mode = 1; + break; + } + } + } + } + } + + // For 1 pass CBR, check if we are dropping this frame. + // Never drop on key frame. + if (oxcf->pass == 0 && + oxcf->rc_mode == VPX_CBR && + cm->frame_type != KEY_FRAME) { + if (vp9_rc_drop_frame(cpi)) { + vp9_rc_postencode_update_drop_frame(cpi); + ++cm->current_video_frame; + return; + } + } + + vp9_clear_system_state(); + +#if CONFIG_INTERNAL_STATS + memset(cpi->mode_chosen_counts, 0, + MAX_MODES * sizeof(*cpi->mode_chosen_counts)); +#endif + + if (cpi->sf.recode_loop == DISALLOW_RECODE) { + encode_without_recode_loop(cpi); + } else { + encode_with_recode_loop(cpi, size, dest); + } + +#if CONFIG_VP9_TEMPORAL_DENOISING +#ifdef OUTPUT_YUV_DENOISED + if (oxcf->noise_sensitivity > 0) { + vp9_write_yuv_frame_420(&cpi->denoiser.running_avg_y[INTRA_FRAME], + yuv_denoised_file); + } +#endif +#endif +#ifdef OUTPUT_YUV_SKINMAP + if (cpi->common.current_video_frame > 1) { + vp9_compute_skin_map(cpi, yuv_skinmap_file); + } +#endif + + // Special case code to reduce pulsing when key frames are forced at a + // fixed interval. Note the reconstruction error if it is the frame before + // the force key frame + if (cpi->rc.next_key_frame_forced && cpi->rc.frames_to_key == 1) { +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + cpi->ambient_err = vp9_highbd_get_y_sse(cpi->Source, + get_frame_new_buffer(cm)); + } else { + cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); + } +#else + cpi->ambient_err = vp9_get_y_sse(cpi->Source, get_frame_new_buffer(cm)); +#endif // CONFIG_VP9_HIGHBITDEPTH + } + + // If the encoder forced a KEY_FRAME decision + if (cm->frame_type == KEY_FRAME) + cpi->refresh_last_frame = 1; + + cm->frame_to_show = get_frame_new_buffer(cm); + + // Pick the loop filter level for the frame. + loopfilter_frame(cpi, cm); + + // build the bitstream + vp9_pack_bitstream(cpi, dest, size); + + if (cm->seg.update_map) + update_reference_segmentation_map(cpi); + + if (frame_is_intra_only(cm) == 0) { + release_scaled_references(cpi); + } + vp9_update_reference_frames(cpi); + + for (t = TX_4X4; t <= TX_32X32; t++) + full_to_model_counts(cpi->td.counts->coef[t], + cpi->td.rd_counts.coef_counts[t]); + + if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) + vp9_adapt_coef_probs(cm); + + if (!frame_is_intra_only(cm)) { + if (!cm->error_resilient_mode && !cm->frame_parallel_decoding_mode) { + vp9_adapt_mode_probs(cm); + vp9_adapt_mv_probs(cm, cm->allow_high_precision_mv); + } + } + + if (cpi->refresh_golden_frame == 1) + cpi->frame_flags |= FRAMEFLAGS_GOLDEN; + else + cpi->frame_flags &= ~FRAMEFLAGS_GOLDEN; + + if (cpi->refresh_alt_ref_frame == 1) + cpi->frame_flags |= FRAMEFLAGS_ALTREF; + else + cpi->frame_flags &= ~FRAMEFLAGS_ALTREF; + + cpi->ref_frame_flags = get_ref_frame_flags(cpi); + + cm->last_frame_type = cm->frame_type; + + if (!(is_two_pass_svc(cpi) && cpi->svc.encode_empty_frame_state == ENCODING)) + vp9_rc_postencode_update(cpi, *size); + +#if 0 + output_frame_level_debug_stats(cpi); +#endif + + if (cm->frame_type == KEY_FRAME) { + // Tell the caller that the frame was coded as a key frame + *frame_flags = cpi->frame_flags | FRAMEFLAGS_KEY; + } else { + *frame_flags = cpi->frame_flags & ~FRAMEFLAGS_KEY; + } + + // Clear the one shot update flags for segmentation map and mode/ref loop + // filter deltas. + cm->seg.update_map = 0; + cm->seg.update_data = 0; + cm->lf.mode_ref_delta_update = 0; + + // keep track of the last coded dimensions + cm->last_width = cm->width; + cm->last_height = cm->height; + + // reset to normal state now that we are done. + if (!cm->show_existing_frame) + cm->last_show_frame = cm->show_frame; + + if (cm->show_frame) { + vp9_swap_mi_and_prev_mi(cm); + // Don't increment frame counters if this was an altref buffer + // update not a real frame + ++cm->current_video_frame; + if (cpi->use_svc) + vp9_inc_frame_in_layer(cpi); + } + cm->prev_frame = cm->cur_frame; + + if (cpi->use_svc) + cpi->svc.layer_context[cpi->svc.spatial_layer_id * + cpi->svc.number_temporal_layers + + cpi->svc.temporal_layer_id].last_frame_type = + cm->frame_type; +} + +static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest, + unsigned int *frame_flags) { + vp9_rc_get_svc_params(cpi); + encode_frame_to_data_rate(cpi, size, dest, frame_flags); +} + +static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest, + unsigned int *frame_flags) { + if (cpi->oxcf.rc_mode == VPX_CBR) { + vp9_rc_get_one_pass_cbr_params(cpi); + } else { + vp9_rc_get_one_pass_vbr_params(cpi); + } + encode_frame_to_data_rate(cpi, size, dest, frame_flags); +} + +static void Pass2Encode(VP9_COMP *cpi, size_t *size, + uint8_t *dest, unsigned int *frame_flags) { + cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED; + encode_frame_to_data_rate(cpi, size, dest, frame_flags); + + if (!(is_two_pass_svc(cpi) && cpi->svc.encode_empty_frame_state == ENCODING)) + vp9_twopass_postencode_update(cpi); +} + +static void init_ref_frame_bufs(VP9_COMMON *cm) { + int i; + BufferPool *const pool = cm->buffer_pool; + cm->new_fb_idx = INVALID_IDX; + for (i = 0; i < REF_FRAMES; ++i) { + cm->ref_frame_map[i] = INVALID_IDX; + pool->frame_bufs[i].ref_count = 0; + } +} + +static void check_initial_width(VP9_COMP *cpi, +#if CONFIG_VP9_HIGHBITDEPTH + int use_highbitdepth, +#endif + int subsampling_x, int subsampling_y) { + VP9_COMMON *const cm = &cpi->common; + + if (!cpi->initial_width || +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth != use_highbitdepth || +#endif + cm->subsampling_x != subsampling_x || + cm->subsampling_y != subsampling_y) { + cm->subsampling_x = subsampling_x; + cm->subsampling_y = subsampling_y; +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth = use_highbitdepth; +#endif + + alloc_raw_frame_buffers(cpi); + init_ref_frame_bufs(cm); + alloc_util_frame_buffers(cpi); + + init_motion_estimation(cpi); // TODO(agrange) This can be removed. + + cpi->initial_width = cm->width; + cpi->initial_height = cm->height; + cpi->initial_mbs = cm->MBs; + } +} + +#if CONFIG_VP9_TEMPORAL_DENOISING +static void setup_denoiser_buffer(VP9_COMP *cpi) { + VP9_COMMON *const cm = &cpi->common; + if (cpi->oxcf.noise_sensitivity > 0 && + !cpi->denoiser.frame_buffer_initialized) { + vp9_denoiser_alloc(&(cpi->denoiser), cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS); + } +} +#endif + +int vp9_receive_raw_frame(VP9_COMP *cpi, unsigned int frame_flags, + YV12_BUFFER_CONFIG *sd, int64_t time_stamp, + int64_t end_time) { + VP9_COMMON *cm = &cpi->common; + struct vpx_usec_timer timer; + int res = 0; + const int subsampling_x = sd->subsampling_x; + const int subsampling_y = sd->subsampling_y; +#if CONFIG_VP9_HIGHBITDEPTH + const int use_highbitdepth = sd->flags & YV12_FLAG_HIGHBITDEPTH; + check_initial_width(cpi, use_highbitdepth, subsampling_x, subsampling_y); +#else + check_initial_width(cpi, subsampling_x, subsampling_y); +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if CONFIG_VP9_TEMPORAL_DENOISING + setup_denoiser_buffer(cpi); +#endif + vpx_usec_timer_start(&timer); + + if (vp9_lookahead_push(cpi->lookahead, sd, time_stamp, end_time, +#if CONFIG_VP9_HIGHBITDEPTH + use_highbitdepth, +#endif // CONFIG_VP9_HIGHBITDEPTH + frame_flags)) + res = -1; + vpx_usec_timer_mark(&timer); + cpi->time_receive_data += vpx_usec_timer_elapsed(&timer); + + if ((cm->profile == PROFILE_0 || cm->profile == PROFILE_2) && + (subsampling_x != 1 || subsampling_y != 1)) { + vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, + "Non-4:2:0 color format requires profile 1 or 3"); + res = -1; + } + if ((cm->profile == PROFILE_1 || cm->profile == PROFILE_3) && + (subsampling_x == 1 && subsampling_y == 1)) { + vpx_internal_error(&cm->error, VPX_CODEC_INVALID_PARAM, + "4:2:0 color format requires profile 0 or 2"); + res = -1; + } + + return res; +} + + +static int frame_is_reference(const VP9_COMP *cpi) { + const VP9_COMMON *cm = &cpi->common; + + return cm->frame_type == KEY_FRAME || + cpi->refresh_last_frame || + cpi->refresh_golden_frame || + cpi->refresh_alt_ref_frame || + cm->refresh_frame_context || + cm->lf.mode_ref_delta_update || + cm->seg.update_map || + cm->seg.update_data; +} + +static void adjust_frame_rate(VP9_COMP *cpi, + const struct lookahead_entry *source) { + int64_t this_duration; + int step = 0; + + if (source->ts_start == cpi->first_time_stamp_ever) { + this_duration = source->ts_end - source->ts_start; + step = 1; + } else { + int64_t last_duration = cpi->last_end_time_stamp_seen + - cpi->last_time_stamp_seen; + + this_duration = source->ts_end - cpi->last_end_time_stamp_seen; + + // do a step update if the duration changes by 10% + if (last_duration) + step = (int)((this_duration - last_duration) * 10 / last_duration); + } + + if (this_duration) { + if (step) { + vp9_new_framerate(cpi, 10000000.0 / this_duration); + } else { + // Average this frame's rate into the last second's average + // frame rate. If we haven't seen 1 second yet, then average + // over the whole interval seen. + const double interval = MIN((double)(source->ts_end + - cpi->first_time_stamp_ever), 10000000.0); + double avg_duration = 10000000.0 / cpi->framerate; + avg_duration *= (interval - avg_duration + this_duration); + avg_duration /= interval; + + vp9_new_framerate(cpi, 10000000.0 / avg_duration); + } + } + cpi->last_time_stamp_seen = source->ts_start; + cpi->last_end_time_stamp_seen = source->ts_end; +} + +// Returns 0 if this is not an alt ref else the offset of the source frame +// used as the arf midpoint. +static int get_arf_src_index(VP9_COMP *cpi) { + RATE_CONTROL *const rc = &cpi->rc; + int arf_src_index = 0; + if (is_altref_enabled(cpi)) { + if (cpi->oxcf.pass == 2) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + if (gf_group->update_type[gf_group->index] == ARF_UPDATE) { + arf_src_index = gf_group->arf_src_offset[gf_group->index]; + } + } else if (rc->source_alt_ref_pending) { + arf_src_index = rc->frames_till_gf_update_due; + } + } + return arf_src_index; +} + +static void check_src_altref(VP9_COMP *cpi, + const struct lookahead_entry *source) { + RATE_CONTROL *const rc = &cpi->rc; + + if (cpi->oxcf.pass == 2) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + rc->is_src_frame_alt_ref = + (gf_group->update_type[gf_group->index] == OVERLAY_UPDATE); + } else { + rc->is_src_frame_alt_ref = cpi->alt_ref_source && + (source == cpi->alt_ref_source); + } + + if (rc->is_src_frame_alt_ref) { + // Current frame is an ARF overlay frame. + cpi->alt_ref_source = NULL; + + // Don't refresh the last buffer for an ARF overlay frame. It will + // become the GF so preserve last as an alternative prediction option. + cpi->refresh_last_frame = 0; + } +} + +#if CONFIG_INTERNAL_STATS +extern double vp9_get_blockiness(const unsigned char *img1, int img1_pitch, + const unsigned char *img2, int img2_pitch, + int width, int height); +#endif + +static void adjust_image_stat(double y, double u, double v, double all, + ImageStat *s) { + s->stat[Y] += y; + s->stat[U] += u; + s->stat[V] += v; + s->stat[ALL] += all; + s->worst = MIN(s->worst, all); +} + +int vp9_get_compressed_data(VP9_COMP *cpi, unsigned int *frame_flags, + size_t *size, uint8_t *dest, + int64_t *time_stamp, int64_t *time_end, int flush) { + const VP9EncoderConfig *const oxcf = &cpi->oxcf; + VP9_COMMON *const cm = &cpi->common; + BufferPool *const pool = cm->buffer_pool; + RATE_CONTROL *const rc = &cpi->rc; + struct vpx_usec_timer cmptimer; + YV12_BUFFER_CONFIG *force_src_buffer = NULL; + struct lookahead_entry *last_source = NULL; + struct lookahead_entry *source = NULL; + int arf_src_index; + int i; + + if (is_two_pass_svc(cpi)) { +#if CONFIG_SPATIAL_SVC + vp9_svc_start_frame(cpi); + // Use a small empty frame instead of a real frame + if (cpi->svc.encode_empty_frame_state == ENCODING) + source = &cpi->svc.empty_frame; +#endif + if (oxcf->pass == 2) + vp9_restore_layer_context(cpi); + } else if (is_one_pass_cbr_svc(cpi)) { + vp9_one_pass_cbr_svc_start_layer(cpi); + } + + vpx_usec_timer_start(&cmptimer); + + vp9_set_high_precision_mv(cpi, ALTREF_HIGH_PRECISION_MV); + + // Is multi-arf enabled. + // Note that at the moment multi_arf is only configured for 2 pass VBR and + // will not work properly with svc. + if ((oxcf->pass == 2) && !cpi->use_svc && + (cpi->oxcf.enable_auto_arf > 1)) + cpi->multi_arf_allowed = 1; + else + cpi->multi_arf_allowed = 0; + + // Normal defaults + cm->reset_frame_context = 0; + cm->refresh_frame_context = 1; + if (!is_one_pass_cbr_svc(cpi)) { + cpi->refresh_last_frame = 1; + cpi->refresh_golden_frame = 0; + cpi->refresh_alt_ref_frame = 0; + } + + // Should we encode an arf frame. + arf_src_index = get_arf_src_index(cpi); + + // Skip alt frame if we encode the empty frame + if (is_two_pass_svc(cpi) && source != NULL) + arf_src_index = 0; + + if (arf_src_index) { + assert(arf_src_index <= rc->frames_to_key); + + if ((source = vp9_lookahead_peek(cpi->lookahead, arf_src_index)) != NULL) { + cpi->alt_ref_source = source; + +#if CONFIG_SPATIAL_SVC + if (is_two_pass_svc(cpi) && cpi->svc.spatial_layer_id > 0) { + int i; + // Reference a hidden frame from a lower layer + for (i = cpi->svc.spatial_layer_id - 1; i >= 0; --i) { + if (oxcf->ss_enable_auto_arf[i]) { + cpi->gld_fb_idx = cpi->svc.layer_context[i].alt_ref_idx; + break; + } + } + } + cpi->svc.layer_context[cpi->svc.spatial_layer_id].has_alt_frame = 1; +#endif + + if (oxcf->arnr_max_frames > 0) { + // Produce the filtered ARF frame. + vp9_temporal_filter(cpi, arf_src_index); + vp9_extend_frame_borders(&cpi->alt_ref_buffer); + force_src_buffer = &cpi->alt_ref_buffer; + } + + cm->show_frame = 0; + cm->intra_only = 0; + cpi->refresh_alt_ref_frame = 1; + cpi->refresh_golden_frame = 0; + cpi->refresh_last_frame = 0; + rc->is_src_frame_alt_ref = 0; + rc->source_alt_ref_pending = 0; + } else { + rc->source_alt_ref_pending = 0; + } + } + + if (!source) { + // Get last frame source. + if (cm->current_video_frame > 0) { + if ((last_source = vp9_lookahead_peek(cpi->lookahead, -1)) == NULL) + return -1; + } + + // Read in the source frame. + if (cpi->use_svc) + source = vp9_svc_lookahead_pop(cpi, cpi->lookahead, flush); + else + source = vp9_lookahead_pop(cpi->lookahead, flush); + + if (source != NULL) { + cm->show_frame = 1; + cm->intra_only = 0; + // if the flags indicate intra frame, but if the current picture is for + // non-zero spatial layer, it should not be an intra picture. + // TODO(Won Kap): this needs to change if per-layer intra frame is + // allowed. + if ((source->flags & VPX_EFLAG_FORCE_KF) && cpi->svc.spatial_layer_id) { + source->flags &= ~(unsigned int)(VPX_EFLAG_FORCE_KF); + } + + // Check to see if the frame should be encoded as an arf overlay. + check_src_altref(cpi, source); + } + } + + if (source) { + cpi->un_scaled_source = cpi->Source = force_src_buffer ? force_src_buffer + : &source->img; + + cpi->unscaled_last_source = last_source != NULL ? &last_source->img : NULL; + + *time_stamp = source->ts_start; + *time_end = source->ts_end; + *frame_flags = (source->flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0; + + } else { + *size = 0; + if (flush && oxcf->pass == 1 && !cpi->twopass.first_pass_done) { + vp9_end_first_pass(cpi); /* get last stats packet */ + cpi->twopass.first_pass_done = 1; + } + return -1; + } + + if (source->ts_start < cpi->first_time_stamp_ever) { + cpi->first_time_stamp_ever = source->ts_start; + cpi->last_end_time_stamp_seen = source->ts_start; + } + + // Clear down mmx registers + vp9_clear_system_state(); + + // adjust frame rates based on timestamps given + if (cm->show_frame) { + adjust_frame_rate(cpi, source); + } + + if (is_one_pass_cbr_svc(cpi)) { + vp9_update_temporal_layer_framerate(cpi); + vp9_restore_layer_context(cpi); + } + + // Find a free buffer for the new frame, releasing the reference previously + // held. + if (cm->new_fb_idx != INVALID_IDX) { + --pool->frame_bufs[cm->new_fb_idx].ref_count; + } + cm->new_fb_idx = get_free_fb(cm); + + if (cm->new_fb_idx == INVALID_IDX) + return -1; + + cm->cur_frame = &pool->frame_bufs[cm->new_fb_idx]; + + if (!cpi->use_svc && cpi->multi_arf_allowed) { + if (cm->frame_type == KEY_FRAME) { + init_buffer_indices(cpi); + } else if (oxcf->pass == 2) { + const GF_GROUP *const gf_group = &cpi->twopass.gf_group; + cpi->alt_fb_idx = gf_group->arf_ref_idx[gf_group->index]; + } + } + + // Start with a 0 size frame. + *size = 0; + + cpi->frame_flags = *frame_flags; + + if ((oxcf->pass == 2) && + (!cpi->use_svc || + (is_two_pass_svc(cpi) && + cpi->svc.encode_empty_frame_state != ENCODING))) { + vp9_rc_get_second_pass_params(cpi); + } else { + set_frame_size(cpi); + } + + for (i = 0; i < MAX_REF_FRAMES; ++i) + cpi->scaled_ref_idx[i] = INVALID_IDX; + + if (oxcf->pass == 1 && + (!cpi->use_svc || is_two_pass_svc(cpi))) { + const int lossless = is_lossless_requested(oxcf); +#if CONFIG_VP9_HIGHBITDEPTH + if (cpi->oxcf.use_highbitdepth) + cpi->td.mb.fwd_txm4x4 = lossless ? + vp9_highbd_fwht4x4 : vp9_highbd_fdct4x4; + else + cpi->td.mb.fwd_txm4x4 = lossless ? vp9_fwht4x4 : vp9_fdct4x4; + cpi->td.mb.highbd_itxm_add = lossless ? vp9_highbd_iwht4x4_add : + vp9_highbd_idct4x4_add; +#else + cpi->td.mb.fwd_txm4x4 = lossless ? vp9_fwht4x4 : vp9_fdct4x4; +#endif // CONFIG_VP9_HIGHBITDEPTH + cpi->td.mb.itxm_add = lossless ? vp9_iwht4x4_add : vp9_idct4x4_add; + vp9_first_pass(cpi, source); + } else if (oxcf->pass == 2 && + (!cpi->use_svc || is_two_pass_svc(cpi))) { + Pass2Encode(cpi, size, dest, frame_flags); + } else if (cpi->use_svc) { + SvcEncode(cpi, size, dest, frame_flags); + } else { + // One pass encode + Pass0Encode(cpi, size, dest, frame_flags); + } + + if (cm->refresh_frame_context) + cm->frame_contexts[cm->frame_context_idx] = *cm->fc; + + // No frame encoded, or frame was dropped, release scaled references. + if ((*size == 0) && (frame_is_intra_only(cm) == 0)) { + release_scaled_references(cpi); + } + + if (*size > 0) { + cpi->droppable = !frame_is_reference(cpi); + } + + // Save layer specific state. + if (is_one_pass_cbr_svc(cpi) || + ((cpi->svc.number_temporal_layers > 1 || + cpi->svc.number_spatial_layers > 1) && + oxcf->pass == 2)) { + vp9_save_layer_context(cpi); + } + + vpx_usec_timer_mark(&cmptimer); + cpi->time_compress_data += vpx_usec_timer_elapsed(&cmptimer); + + if (cpi->b_calculate_psnr && oxcf->pass != 1 && cm->show_frame) + generate_psnr_packet(cpi); + +#if CONFIG_INTERNAL_STATS + + if (oxcf->pass != 1) { + double samples; + cpi->bytes += (int)(*size); + + if (cm->show_frame) { + cpi->count++; + + if (cpi->b_calculate_psnr) { + YV12_BUFFER_CONFIG *orig = cpi->Source; + YV12_BUFFER_CONFIG *recon = cpi->common.frame_to_show; + YV12_BUFFER_CONFIG *pp = &cm->post_proc_buffer; + PSNR_STATS psnr; +#if CONFIG_VP9_HIGHBITDEPTH + calc_highbd_psnr(orig, recon, &psnr, cpi->td.mb.e_mbd.bd, + cpi->oxcf.input_bit_depth); +#else + calc_psnr(orig, recon, &psnr); +#endif // CONFIG_VP9_HIGHBITDEPTH + + adjust_image_stat(psnr.psnr[1], psnr.psnr[2], psnr.psnr[3], + psnr.psnr[0], &cpi->psnr); + cpi->total_sq_error += psnr.sse[0]; + cpi->total_samples += psnr.samples[0]; + samples = psnr.samples[0]; + + { + PSNR_STATS psnr2; + double frame_ssim2 = 0, weight = 0; +#if CONFIG_VP9_POSTPROC + if (vp9_alloc_frame_buffer(&cm->post_proc_buffer, + recon->y_crop_width, recon->y_crop_height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_ENC_BORDER_IN_PIXELS, + cm->byte_alignment) < 0) { + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate post processing buffer"); + } + + vp9_deblock(cm->frame_to_show, &cm->post_proc_buffer, + cm->lf.filter_level * 10 / 6); +#endif + vp9_clear_system_state(); + +#if CONFIG_VP9_HIGHBITDEPTH + calc_highbd_psnr(orig, pp, &psnr2, cpi->td.mb.e_mbd.bd, + cpi->oxcf.input_bit_depth); +#else + calc_psnr(orig, pp, &psnr2); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->totalp_sq_error += psnr2.sse[0]; + cpi->totalp_samples += psnr2.samples[0]; + adjust_image_stat(psnr2.psnr[1], psnr2.psnr[2], psnr2.psnr[3], + psnr2.psnr[0], &cpi->psnrp); + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + frame_ssim2 = vp9_highbd_calc_ssim(orig, recon, &weight, + (int)cm->bit_depth); + } else { + frame_ssim2 = vp9_calc_ssim(orig, recon, &weight); + } +#else + frame_ssim2 = vp9_calc_ssim(orig, recon, &weight); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->worst_ssim= MIN(cpi->worst_ssim, frame_ssim2); + cpi->summed_quality += frame_ssim2 * weight; + cpi->summed_weights += weight; + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + frame_ssim2 = vp9_highbd_calc_ssim( + orig, &cm->post_proc_buffer, &weight, (int)cm->bit_depth); + } else { + frame_ssim2 = vp9_calc_ssim(orig, &cm->post_proc_buffer, &weight); + } +#else + frame_ssim2 = vp9_calc_ssim(orig, &cm->post_proc_buffer, &weight); +#endif // CONFIG_VP9_HIGHBITDEPTH + + cpi->summedp_quality += frame_ssim2 * weight; + cpi->summedp_weights += weight; +#if 0 + { + FILE *f = fopen("q_used.stt", "a"); + fprintf(f, "%5d : Y%f7.3:U%f7.3:V%f7.3:F%f7.3:S%7.3f\n", + cpi->common.current_video_frame, y2, u2, v2, + frame_psnr2, frame_ssim2); + fclose(f); + } +#endif + } + } + if (cpi->b_calculate_blockiness) { +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double frame_blockiness = vp9_get_blockiness( + cpi->Source->y_buffer, cpi->Source->y_stride, + cm->frame_to_show->y_buffer, cm->frame_to_show->y_stride, + cpi->Source->y_width, cpi->Source->y_height); + cpi->worst_blockiness = MAX(cpi->worst_blockiness, frame_blockiness); + cpi->total_blockiness += frame_blockiness; + } + } + + if (cpi->b_calculate_consistency) { +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double this_inconsistency = vp9_get_ssim_metrics( + cpi->Source->y_buffer, cpi->Source->y_stride, + cm->frame_to_show->y_buffer, cm->frame_to_show->y_stride, + cpi->Source->y_width, cpi->Source->y_height, cpi->ssim_vars, + &cpi->metrics, 1); + + const double peak = (double)((1 << cpi->oxcf.input_bit_depth) - 1); + double consistency = vpx_sse_to_psnr(samples, peak, + (double)cpi->total_inconsistency); + if (consistency > 0.0) + cpi->worst_consistency = MIN(cpi->worst_consistency, + consistency); + cpi->total_inconsistency += this_inconsistency; + } + } + + if (cpi->b_calculate_ssimg) { + double y, u, v, frame_all; +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + frame_all = vp9_highbd_calc_ssimg(cpi->Source, cm->frame_to_show, &y, + &u, &v, (int)cm->bit_depth); + } else { + frame_all = vp9_calc_ssimg(cpi->Source, cm->frame_to_show, &y, &u, + &v); + } +#else + frame_all = vp9_calc_ssimg(cpi->Source, cm->frame_to_show, &y, &u, &v); +#endif // CONFIG_VP9_HIGHBITDEPTH + adjust_image_stat(y, u, v, frame_all, &cpi->ssimg); + } +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double y, u, v, frame_all; + frame_all = vp9_calc_fastssim(cpi->Source, cm->frame_to_show, &y, &u, + &v); + adjust_image_stat(y, u, v, frame_all, &cpi->fastssim); + /* TODO(JBB): add 10/12 bit support */ + } +#if CONFIG_VP9_HIGHBITDEPTH + if (!cm->use_highbitdepth) +#endif + { + double y, u, v, frame_all; + frame_all = vp9_psnrhvs(cpi->Source, cm->frame_to_show, &y, &u, &v); + adjust_image_stat(y, u, v, frame_all, &cpi->psnrhvs); + } + } + } + +#endif + + if (is_two_pass_svc(cpi)) { + if (cpi->svc.encode_empty_frame_state == ENCODING) { + cpi->svc.encode_empty_frame_state = ENCODED; + cpi->svc.encode_intra_empty_frame = 0; + } + + if (cm->show_frame) { + ++cpi->svc.spatial_layer_to_encode; + if (cpi->svc.spatial_layer_to_encode >= cpi->svc.number_spatial_layers) + cpi->svc.spatial_layer_to_encode = 0; + + // May need the empty frame after an visible frame. + cpi->svc.encode_empty_frame_state = NEED_TO_ENCODE; + } + } else if (is_one_pass_cbr_svc(cpi)) { + if (cm->show_frame) { + ++cpi->svc.spatial_layer_to_encode; + if (cpi->svc.spatial_layer_to_encode >= cpi->svc.number_spatial_layers) + cpi->svc.spatial_layer_to_encode = 0; + } + } + return 0; +} + +int vp9_get_preview_raw_frame(VP9_COMP *cpi, YV12_BUFFER_CONFIG *dest, + vp9_ppflags_t *flags) { + VP9_COMMON *cm = &cpi->common; +#if !CONFIG_VP9_POSTPROC + (void)flags; +#endif + + if (!cm->show_frame) { + return -1; + } else { + int ret; +#if CONFIG_VP9_POSTPROC + ret = vp9_post_proc_frame(cm, dest, flags); +#else + if (cm->frame_to_show) { + *dest = *cm->frame_to_show; + dest->y_width = cm->width; + dest->y_height = cm->height; + dest->uv_width = cm->width >> cm->subsampling_x; + dest->uv_height = cm->height >> cm->subsampling_y; + ret = 0; + } else { + ret = -1; + } +#endif // !CONFIG_VP9_POSTPROC + vp9_clear_system_state(); + return ret; + } +} + +int vp9_set_internal_size(VP9_COMP *cpi, + VPX_SCALING horiz_mode, VPX_SCALING vert_mode) { + VP9_COMMON *cm = &cpi->common; + int hr = 0, hs = 0, vr = 0, vs = 0; + + if (horiz_mode > ONETWO || vert_mode > ONETWO) + return -1; + + Scale2Ratio(horiz_mode, &hr, &hs); + Scale2Ratio(vert_mode, &vr, &vs); + + // always go to the next whole number + cm->width = (hs - 1 + cpi->oxcf.width * hr) / hs; + cm->height = (vs - 1 + cpi->oxcf.height * vr) / vs; + assert(cm->width <= cpi->initial_width); + assert(cm->height <= cpi->initial_height); + + update_frame_size(cpi); + + return 0; +} + +int vp9_set_size_literal(VP9_COMP *cpi, unsigned int width, + unsigned int height) { + VP9_COMMON *cm = &cpi->common; +#if CONFIG_VP9_HIGHBITDEPTH + check_initial_width(cpi, cm->use_highbitdepth, 1, 1); +#else + check_initial_width(cpi, 1, 1); +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if CONFIG_VP9_TEMPORAL_DENOISING + setup_denoiser_buffer(cpi); +#endif + + if (width) { + cm->width = width; + if (cm->width > cpi->initial_width) { + cm->width = cpi->initial_width; + printf("Warning: Desired width too large, changed to %d\n", cm->width); + } + } + + if (height) { + cm->height = height; + if (cm->height > cpi->initial_height) { + cm->height = cpi->initial_height; + printf("Warning: Desired height too large, changed to %d\n", cm->height); + } + } + assert(cm->width <= cpi->initial_width); + assert(cm->height <= cpi->initial_height); + + update_frame_size(cpi); + + return 0; +} + +void vp9_set_svc(VP9_COMP *cpi, int use_svc) { + cpi->use_svc = use_svc; + return; +} + +int64_t vp9_get_y_sse(const YV12_BUFFER_CONFIG *a, + const YV12_BUFFER_CONFIG *b) { + assert(a->y_crop_width == b->y_crop_width); + assert(a->y_crop_height == b->y_crop_height); + + return get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride, + a->y_crop_width, a->y_crop_height); +} + +#if CONFIG_VP9_HIGHBITDEPTH +int64_t vp9_highbd_get_y_sse(const YV12_BUFFER_CONFIG *a, + const YV12_BUFFER_CONFIG *b) { + assert(a->y_crop_width == b->y_crop_width); + assert(a->y_crop_height == b->y_crop_height); + assert((a->flags & YV12_FLAG_HIGHBITDEPTH) != 0); + assert((b->flags & YV12_FLAG_HIGHBITDEPTH) != 0); + + return highbd_get_sse(a->y_buffer, a->y_stride, b->y_buffer, b->y_stride, + a->y_crop_width, a->y_crop_height); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +int vp9_get_quantizer(VP9_COMP *cpi) { + return cpi->common.base_qindex; +} + +void vp9_apply_encoding_flags(VP9_COMP *cpi, vpx_enc_frame_flags_t flags) { + if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF | + VP8_EFLAG_NO_REF_ARF)) { + int ref = 7; + + if (flags & VP8_EFLAG_NO_REF_LAST) + ref ^= VP9_LAST_FLAG; + + if (flags & VP8_EFLAG_NO_REF_GF) + ref ^= VP9_GOLD_FLAG; + + if (flags & VP8_EFLAG_NO_REF_ARF) + ref ^= VP9_ALT_FLAG; + + vp9_use_as_reference(cpi, ref); + } + + if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF | + VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF | + VP8_EFLAG_FORCE_ARF)) { + int upd = 7; + + if (flags & VP8_EFLAG_NO_UPD_LAST) + upd ^= VP9_LAST_FLAG; + + if (flags & VP8_EFLAG_NO_UPD_GF) + upd ^= VP9_GOLD_FLAG; + + if (flags & VP8_EFLAG_NO_UPD_ARF) + upd ^= VP9_ALT_FLAG; + + vp9_update_reference(cpi, upd); + } + + if (flags & VP8_EFLAG_NO_UPD_ENTROPY) { + vp9_update_entropy(cpi, 0); + } +} |