Add m-esr52 at 52.6.0

1 files changed, 132 insertions, 0 deletions

diff --git a/media/ffvpx/libavcodec/h264dsp.h b/media/ffvpx/libavcodec/h264dsp.h
new file mode 100644
index 000000000..7f24376b8
--- /dev/null
+++ b/media/ffvpx/libavcodec/h264dsp.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * H.264 DSP functions.
+ * @author Michael Niedermayer <michaelni@gmx.at>
+ */
+
+#ifndef AVCODEC_H264DSP_H
+#define AVCODEC_H264DSP_H
+
+#include <stdint.h>
+
+typedef void (*h264_weight_func)(uint8_t *block, int stride, int height,
+                                 int log2_denom, int weight, int offset);
+typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src,
+                                   int stride, int height, int log2_denom,
+                                   int weightd, int weights, int offset);
+
+/**
+ * Context for storing H.264 DSP functions
+ */
+typedef struct H264DSPContext {
+    /* weighted MC */
+    h264_weight_func weight_h264_pixels_tab[4];
+    h264_biweight_func biweight_h264_pixels_tab[4];
+
+    /* loop filter */
+    void (*h264_v_loop_filter_luma)(uint8_t *pix /*align 16*/, int stride,
+                                    int alpha, int beta, int8_t *tc0);
+    void (*h264_h_loop_filter_luma)(uint8_t *pix /*align 4 */, int stride,
+                                    int alpha, int beta, int8_t *tc0);
+    void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix /*align 16*/, int stride,
+                                          int alpha, int beta, int8_t *tc0);
+    /* v/h_loop_filter_luma_intra: align 16 */
+    void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride,
+                                          int alpha, int beta);
+    void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride,
+                                          int alpha, int beta);
+    void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix /*align 16*/,
+                                                int stride, int alpha, int beta);
+    void (*h264_v_loop_filter_chroma)(uint8_t *pix /*align 8*/, int stride,
+                                      int alpha, int beta, int8_t *tc0);
+    void (*h264_h_loop_filter_chroma)(uint8_t *pix /*align 4*/, int stride,
+                                      int alpha, int beta, int8_t *tc0);
+    void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix /*align 8*/,
+                                            int stride, int alpha, int beta,
+                                            int8_t *tc0);
+    void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
+                                            int stride, int alpha, int beta);
+    void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
+                                            int stride, int alpha, int beta);
+    void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix /*align 8*/,
+                                                  int stride, int alpha, int beta);
+    // h264_loop_filter_strength: simd only. the C version is inlined in h264_loopfilter.c
+    void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40],
+                                      int8_t ref[2][40], int16_t mv[2][40][2],
+                                      int bidir, int edges, int step,
+                                      int mask_mv0, int mask_mv1, int field);
+
+    /* IDCT */
+    void (*h264_idct_add)(uint8_t *dst /*align 4*/,
+                          int16_t *block /*align 16*/, int stride);
+    void (*h264_idct8_add)(uint8_t *dst /*align 8*/,
+                           int16_t *block /*align 16*/, int stride);
+    void (*h264_idct_dc_add)(uint8_t *dst /*align 4*/,
+                             int16_t *block /*align 16*/, int stride);
+    void (*h264_idct8_dc_add)(uint8_t *dst /*align 8*/,
+                              int16_t *block /*align 16*/, int stride);
+
+    void (*h264_idct_add16)(uint8_t *dst /*align 16*/, const int *blockoffset,
+                            int16_t *block /*align 16*/, int stride,
+                            const uint8_t nnzc[15 * 8]);
+    void (*h264_idct8_add4)(uint8_t *dst /*align 16*/, const int *blockoffset,
+                            int16_t *block /*align 16*/, int stride,
+                            const uint8_t nnzc[15 * 8]);
+    void (*h264_idct_add8)(uint8_t **dst /*align 16*/, const int *blockoffset,
+                           int16_t *block /*align 16*/, int stride,
+                           const uint8_t nnzc[15 * 8]);
+    void (*h264_idct_add16intra)(uint8_t *dst /*align 16*/, const int *blockoffset,
+                                 int16_t *block /*align 16*/,
+                                 int stride, const uint8_t nnzc[15 * 8]);
+    void (*h264_luma_dc_dequant_idct)(int16_t *output,
+                                      int16_t *input /*align 16*/, int qmul);
+    void (*h264_chroma_dc_dequant_idct)(int16_t *block, int qmul);
+
+    /* bypass-transform */
+    void (*h264_add_pixels8_clear)(uint8_t *dst, int16_t *block, int stride);
+    void (*h264_add_pixels4_clear)(uint8_t *dst, int16_t *block, int stride);
+
+    /**
+     * Search buf from the start for up to size bytes. Return the index
+     * of a zero byte, or >= size if not found. Ideally, use lookahead
+     * to filter out any zero bytes that are known to not be followed by
+     * one or more further zero bytes and a one byte. Better still, filter
+     * out any bytes that form the trailing_zero_8bits syntax element too.
+     */
+    int (*startcode_find_candidate)(const uint8_t *buf, int size);
+} H264DSPContext;
+
+void ff_h264dsp_init(H264DSPContext *c, const int bit_depth,
+                     const int chroma_format_idc);
+void ff_h264dsp_init_aarch64(H264DSPContext *c, const int bit_depth,
+                             const int chroma_format_idc);
+void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth,
+                         const int chroma_format_idc);
+void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth,
+                         const int chroma_format_idc);
+void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
+                         const int chroma_format_idc);
+void ff_h264dsp_init_mips(H264DSPContext *c, const int bit_depth,
+                          const int chroma_format_idc);
+
+#endif /* AVCODEC_H264DSP_H */