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Diffstat (limited to 'third_party/aom/av1/common/timing.c')
-rw-r--r-- | third_party/aom/av1/common/timing.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/third_party/aom/av1/common/timing.c b/third_party/aom/av1/common/timing.c deleted file mode 100644 index 49dbde78f..000000000 --- a/third_party/aom/av1/common/timing.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include "av1/common/timing.h" - -/* Tables for AV1 max bitrates for different levels of main and high tier. - * The tables are in Kbps instead of Mbps in the specification. - * Note that depending on the profile, a multiplier is needed. - */ - -/* Max Bitrates for levels of Main Tier in kbps. Bitrate in main_kbps [31] */ -/* is a dummy value. The decoder model is not applicable for level 31. */ -static int32_t main_kbps[1 << LEVEL_BITS] = { - 1500, 3000, 0, 0, 6000, 10000, 0, 0, 12000, 20000, 0, - 0, 30000, 40000, 60000, 60000, 60000, 100000, 160000, 160000, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, (1 << 26) -}; - -/* Max Bitrates for levels of High Tier in kbps. Bitrate in high_kbps [31] */ -/* is a dummy value. The decoder model is not applicable for level 31. */ -static int32_t high_kbps[1 << LEVEL_BITS] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 30000, 50000, 0, 0, 100000, 160000, 240000, 240000, - 240000, 480000, 800000, 800000, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, (1 << 26) -}; - -/* BitrateProfileFactor */ -static int bitrate_profile_factor[1 << PROFILE_BITS] = { - 1, 2, 3, 0, 0, 0, 0, 0 -}; - -int64_t max_level_bitrate(BITSTREAM_PROFILE seq_profile, int seq_level_idx, - int seq_tier) { - int64_t bitrate; - - if (seq_tier) { - bitrate = high_kbps[seq_level_idx] * bitrate_profile_factor[seq_profile]; - } else { - bitrate = main_kbps[seq_level_idx] * bitrate_profile_factor[seq_profile]; - } - - return bitrate * 1000; -} - -void set_aom_dec_model_info(aom_dec_model_info_t *decoder_model) { - decoder_model->encoder_decoder_buffer_delay_length = 16; - decoder_model->buffer_removal_time_length = 10; - decoder_model->frame_presentation_time_length = 10; -} - -void set_dec_model_op_parameters(aom_dec_model_op_parameters_t *op_params) { - op_params->decoder_model_param_present_flag = 1; - op_params->decoder_buffer_delay = 90000 >> 1; // 0.5 s - op_params->encoder_buffer_delay = 90000 >> 1; // 0.5 s - op_params->low_delay_mode_flag = 0; - op_params->display_model_param_present_flag = 1; - op_params->initial_display_delay = 8; // 8 frames delay -} - -void set_resource_availability_parameters( - aom_dec_model_op_parameters_t *op_params) { - op_params->decoder_model_param_present_flag = 0; - op_params->decoder_buffer_delay = - 70000; // Resource availability mode default - op_params->encoder_buffer_delay = - 20000; // Resource availability mode default - op_params->low_delay_mode_flag = 0; // Resource availability mode default - op_params->display_model_param_present_flag = 1; - op_params->initial_display_delay = 8; // 8 frames delay -} |