| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "media/base/demuxer_memory_limit.h" |
| |
| #include "base/check.h" |
| #include "media/base/channel_layout.h" |
| |
| namespace media { |
| |
| size_t GetDemuxerStreamAudioMemoryLimit( |
| const AudioDecoderConfig* audio_config) { |
| if (!audio_config) { |
| return internal::kDemuxerStreamAudioMemoryLimitLow; |
| } |
| |
| DCHECK(audio_config->IsValidConfig()); |
| switch (audio_config->codec()) { |
| case AudioCodec::kEAC3: |
| case AudioCodec::kAC3: |
| case AudioCodec::kDTS: |
| case AudioCodec::kDTSXP2: |
| case AudioCodec::kMpegHAudio: |
| return internal::kDemuxerStreamAudioMemoryLimitMedium; |
| case AudioCodec::kAAC: |
| if (ChannelLayoutToChannelCount(audio_config->channel_layout()) >= 5) { |
| return internal::kDemuxerStreamAudioMemoryLimitMedium; |
| } |
| return internal::kDemuxerStreamAudioMemoryLimitLow; |
| default: |
| return internal::kDemuxerStreamAudioMemoryLimitLow; |
| } |
| } |
| |
| size_t GetDemuxerStreamVideoMemoryLimit( |
| Demuxer::DemuxerTypes demuxer_type, |
| const VideoDecoderConfig* video_config) { |
| switch (demuxer_type) { |
| case Demuxer::DemuxerTypes::kFFmpegDemuxer: |
| return internal::kDemuxerStreamVideoMemoryLimitDefault; |
| case Demuxer::DemuxerTypes::kChunkDemuxer: |
| if (!video_config) { |
| return internal::kDemuxerStreamVideoMemoryLimitLow; |
| } |
| DCHECK(video_config->IsValidConfig()); |
| switch (video_config->codec()) { |
| case VideoCodec::kVP9: |
| case VideoCodec::kHEVC: |
| case VideoCodec::kDolbyVision: |
| return internal::kDemuxerStreamVideoMemoryLimitMedium; |
| default: |
| return internal::kDemuxerStreamVideoMemoryLimitLow; |
| } |
| case Demuxer::DemuxerTypes::kMediaUrlDemuxer: |
| return internal::kDemuxerStreamVideoMemoryLimitLow; |
| } |
| } |
| |
| size_t GetDemuxerMemoryLimit(Demuxer::DemuxerTypes demuxer_type) { |
| return GetDemuxerStreamAudioMemoryLimit(nullptr) + |
| GetDemuxerStreamVideoMemoryLimit(demuxer_type, nullptr); |
| } |
| |
| } // namespace media |