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media / base / demuxer_memory_limit_android.cc [blame]
// Copyright 2018 The Chromium Authors
// 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/android/build_info.h"
#include "base/system/sys_info.h"
namespace media {
namespace {
size_t SelectLimit(size_t default_limit,
size_t medium_limit,
size_t low_limit,
size_t very_low_limit) {
// This is truly for only for low end devices since it will have impacts on
// the ability to buffer and play HD+ content.
if (!base::SysInfo::IsLowEndDevice()) {
return base::SysInfo::IsLowEndDeviceOrPartialLowEndModeEnabled()
? medium_limit
: default_limit;
}
// Use very low limit on 512MiB Android Go devices only.
if (base::android::BuildInfo::GetInstance()->sdk_int() >=
base::android::SDK_VERSION_OREO &&
base::SysInfo::AmountOfPhysicalMemoryMB() <= 512) {
return very_low_limit;
}
return low_limit;
}
} // namespace
size_t GetDemuxerStreamAudioMemoryLimit(
const AudioDecoderConfig* /*audio_config*/) {
static const size_t limit =
SelectLimit(internal::kDemuxerStreamAudioMemoryLimitDefault,
internal::kDemuxerStreamAudioMemoryLimitMedium,
internal::kDemuxerStreamAudioMemoryLimitLow,
internal::kDemuxerStreamAudioMemoryLimitVeryLow);
return limit;
}
size_t GetDemuxerStreamVideoMemoryLimit(
Demuxer::DemuxerTypes /*demuxer_type*/,
const VideoDecoderConfig* /*video_config*/) {
static const size_t limit =
SelectLimit(internal::kDemuxerStreamVideoMemoryLimitDefault,
internal::kDemuxerStreamVideoMemoryLimitMedium,
internal::kDemuxerStreamVideoMemoryLimitLow,
internal::kDemuxerStreamVideoMemoryLimitVeryLow);
return limit;
}
size_t GetDemuxerMemoryLimit(Demuxer::DemuxerTypes demuxer_type) {
return GetDemuxerStreamAudioMemoryLimit(nullptr) +
GetDemuxerStreamVideoMemoryLimit(demuxer_type, nullptr);
}
} // namespace media