| // Copyright 2022 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "media/base/demuxer_memory_limit.h" |
| #include "media/base/video_codecs.h" |
| #include "base/logging.h" |
| #include "starboard/media.h" |
| |
| namespace media { |
| namespace { |
| |
| // TODO(b/231375871): Move this to video_codecs.h. Also consider remove |
| // starboard_utils.* and move the functions to individual files. |
| SbMediaVideoCodec MediaVideoCodecToSbMediaVideoCodec(VideoCodec codec) { |
| switch (codec) { |
| case VideoCodec::kH264: |
| return kSbMediaVideoCodecH264; |
| case VideoCodec::kVC1: |
| return kSbMediaVideoCodecVc1; |
| case VideoCodec::kMPEG2: |
| return kSbMediaVideoCodecMpeg2; |
| case VideoCodec::kTheora: |
| return kSbMediaVideoCodecTheora; |
| case VideoCodec::kVP8: |
| return kSbMediaVideoCodecVp8; |
| case VideoCodec::kVP9: |
| return kSbMediaVideoCodecVp9; |
| case VideoCodec::kHEVC: |
| return kSbMediaVideoCodecH265; |
| case VideoCodec::kAV1: |
| return kSbMediaVideoCodecAv1; |
| default: |
| // Cobalt only supports a subset of video codecs defined by Chromium. |
| DLOG(ERROR) << "Unsupported video codec " << GetCodecName(codec); |
| return kSbMediaVideoCodecNone; |
| } |
| NOTREACHED(); |
| return kSbMediaVideoCodecNone; |
| } |
| |
| } // namespace |
| |
| size_t GetDemuxerStreamAudioMemoryLimit( |
| const AudioDecoderConfig* /*audio_config*/) { |
| return SbMediaGetAudioBufferBudget(); |
| } |
| |
| size_t GetDemuxerStreamVideoMemoryLimit( |
| Demuxer::DemuxerTypes /*demuxer_type*/, |
| const VideoDecoderConfig* video_config) { |
| if (!video_config) { |
| return static_cast<size_t>( |
| SbMediaGetVideoBufferBudget(kSbMediaVideoCodecH264, 1920, 1080, 8)); |
| } |
| |
| auto width = video_config->visible_rect().size().width(); |
| auto height = video_config->visible_rect().size().height(); |
| // TODO(b/230799815_): Ensure |bits_per_pixel| always contains a valid value, |
| // or consider deprecating it from `SbMediaGetVideoBufferBudget()`. |
| auto bits_per_pixel = 0; |
| auto codec = MediaVideoCodecToSbMediaVideoCodec(video_config->codec()); |
| return static_cast<size_t>( |
| SbMediaGetVideoBufferBudget(codec, width, height, bits_per_pixel)); |
| } |
| |
| size_t GetDemuxerMemoryLimit(Demuxer::DemuxerTypes demuxer_type) { |
| return GetDemuxerStreamAudioMemoryLimit(nullptr) + |
| GetDemuxerStreamVideoMemoryLimit(demuxer_type, nullptr); |
| } |
| |
| } // namespace media |