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https://gitlab.winehq.org/wine/wine-gecko.git
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82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "MediaOmxCommonReader.h"
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#include <stagefright/MediaSource.h>
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#include "AbstractMediaDecoder.h"
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#include "AudioChannelService.h"
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#include "MediaStreamSource.h"
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#ifdef MOZ_AUDIO_OFFLOAD
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#include <stagefright/Utils.h>
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#include <cutils/properties.h>
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#include <stagefright/MetaData.h>
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#endif
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using namespace android;
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namespace mozilla {
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#ifdef PR_LOGGING
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extern PRLogModuleInfo* gMediaDecoderLog;
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#define DECODER_LOG(type, msg) PR_LOG(gMediaDecoderLog, type, msg)
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#else
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#define DECODER_LOG(type, msg)
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#endif
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MediaOmxCommonReader::MediaOmxCommonReader(AbstractMediaDecoder *aDecoder)
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: MediaDecoderReader(aDecoder)
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{
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#ifdef PR_LOGGING
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if (!gMediaDecoderLog) {
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gMediaDecoderLog = PR_NewLogModule("MediaDecoder");
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}
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#endif
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mAudioChannel = dom::AudioChannelService::GetDefaultAudioChannel();
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}
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#ifdef MOZ_AUDIO_OFFLOAD
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void MediaOmxCommonReader::CheckAudioOffload()
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{
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NS_ASSERTION(mDecoder->OnDecodeThread(), "Should be on decode thread.");
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char offloadProp[128];
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property_get("audio.offload.disable", offloadProp, "0");
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bool offloadDisable = atoi(offloadProp) != 0;
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if (offloadDisable) {
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return;
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}
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sp<MediaSource> audioOffloadTrack = GetAudioOffloadTrack();
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sp<MetaData> meta = audioOffloadTrack.get()
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? audioOffloadTrack->getFormat() : nullptr;
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// Supporting audio offload only when there is no video, no streaming
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bool hasNoVideo = !HasVideo();
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bool isNotStreaming
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= mDecoder->GetResource()->IsDataCachedToEndOfResource(0);
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// Not much benefit in trying to offload other channel types. Most of them
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// aren't supported and also duration would be less than a minute
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bool isTypeMusic = mAudioChannel == dom::AudioChannel::Content;
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DECODER_LOG(PR_LOG_DEBUG, ("%s meta %p, no video %d, no streaming %d,"
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" channel type %d", __FUNCTION__, meta.get(), hasNoVideo,
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isNotStreaming, mAudioChannel));
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if ((meta.get()) && hasNoVideo && isNotStreaming && isTypeMusic &&
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canOffloadStream(meta, false, false, AUDIO_STREAM_MUSIC)) {
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DECODER_LOG(PR_LOG_DEBUG, ("Can offload this audio stream"));
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mDecoder->SetPlatformCanOffloadAudio(true);
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}
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}
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#endif
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} // namespace mozilla
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