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Diffstat (limited to 'media/libmediaplayerservice/nuplayer/GenericSource.cpp')
| -rw-r--r-- | media/libmediaplayerservice/nuplayer/GenericSource.cpp | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/media/libmediaplayerservice/nuplayer/GenericSource.cpp b/media/libmediaplayerservice/nuplayer/GenericSource.cpp deleted file mode 100644 index 99569c9..0000000 --- a/media/libmediaplayerservice/nuplayer/GenericSource.cpp +++ /dev/null @@ -1,265 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * 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 "GenericSource.h" - -#include "AnotherPacketSource.h" - -#include <media/stagefright/foundation/ABuffer.h> -#include <media/stagefright/foundation/ADebug.h> -#include <media/stagefright/foundation/AMessage.h> -#include <media/stagefright/DataSource.h> -#include <media/stagefright/FileSource.h> -#include <media/stagefright/MediaBuffer.h> -#include <media/stagefright/MediaDefs.h> -#include <media/stagefright/MediaExtractor.h> -#include <media/stagefright/MediaSource.h> -#include <media/stagefright/MetaData.h> - -namespace android { - -NuPlayer::GenericSource::GenericSource( - const char *url, - const KeyedVector<String8, String8> *headers, - bool uidValid, - uid_t uid) - : mDurationUs(0ll), - mAudioIsVorbis(false) { - DataSource::RegisterDefaultSniffers(); - - sp<DataSource> dataSource = - DataSource::CreateFromURI(url, headers); - CHECK(dataSource != NULL); - - initFromDataSource(dataSource); -} - -NuPlayer::GenericSource::GenericSource( - int fd, int64_t offset, int64_t length) - : mDurationUs(0ll), - mAudioIsVorbis(false) { - DataSource::RegisterDefaultSniffers(); - - sp<DataSource> dataSource = new FileSource(dup(fd), offset, length); - - initFromDataSource(dataSource); -} - -void NuPlayer::GenericSource::initFromDataSource( - const sp<DataSource> &dataSource) { - sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource); - - CHECK(extractor != NULL); - - for (size_t i = 0; i < extractor->countTracks(); ++i) { - sp<MetaData> meta = extractor->getTrackMetaData(i); - - const char *mime; - CHECK(meta->findCString(kKeyMIMEType, &mime)); - - sp<MediaSource> track; - - if (!strncasecmp(mime, "audio/", 6)) { - if (mAudioTrack.mSource == NULL) { - mAudioTrack.mSource = track = extractor->getTrack(i); - - if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_VORBIS)) { - mAudioIsVorbis = true; - } else { - mAudioIsVorbis = false; - } - } - } else if (!strncasecmp(mime, "video/", 6)) { - if (mVideoTrack.mSource == NULL) { - mVideoTrack.mSource = track = extractor->getTrack(i); - } - } - - if (track != NULL) { - int64_t durationUs; - if (meta->findInt64(kKeyDuration, &durationUs)) { - if (durationUs > mDurationUs) { - mDurationUs = durationUs; - } - } - } - } -} - -NuPlayer::GenericSource::~GenericSource() { -} - -void NuPlayer::GenericSource::start() { - ALOGI("start"); - - if (mAudioTrack.mSource != NULL) { - CHECK_EQ(mAudioTrack.mSource->start(), (status_t)OK); - - mAudioTrack.mPackets = - new AnotherPacketSource(mAudioTrack.mSource->getFormat()); - - readBuffer(true /* audio */); - } - - if (mVideoTrack.mSource != NULL) { - CHECK_EQ(mVideoTrack.mSource->start(), (status_t)OK); - - mVideoTrack.mPackets = - new AnotherPacketSource(mVideoTrack.mSource->getFormat()); - - readBuffer(false /* audio */); - } -} - -status_t NuPlayer::GenericSource::feedMoreTSData() { - return OK; -} - -sp<MetaData> NuPlayer::GenericSource::getFormat(bool audio) { - sp<MediaSource> source = audio ? mAudioTrack.mSource : mVideoTrack.mSource; - - if (source == NULL) { - return NULL; - } - - return source->getFormat(); -} - -status_t NuPlayer::GenericSource::dequeueAccessUnit( - bool audio, sp<ABuffer> *accessUnit) { - Track *track = audio ? &mAudioTrack : &mVideoTrack; - - if (track->mSource == NULL) { - return -EWOULDBLOCK; - } - - status_t finalResult; - if (!track->mPackets->hasBufferAvailable(&finalResult)) { - return finalResult == OK ? -EWOULDBLOCK : finalResult; - } - - status_t result = track->mPackets->dequeueAccessUnit(accessUnit); - - readBuffer(audio, -1ll); - - return result; -} - -status_t NuPlayer::GenericSource::getDuration(int64_t *durationUs) { - *durationUs = mDurationUs; - return OK; -} - -status_t NuPlayer::GenericSource::seekTo(int64_t seekTimeUs) { - if (mVideoTrack.mSource != NULL) { - int64_t actualTimeUs; - readBuffer(false /* audio */, seekTimeUs, &actualTimeUs); - - seekTimeUs = actualTimeUs; - } - - if (mAudioTrack.mSource != NULL) { - readBuffer(true /* audio */, seekTimeUs); - } - - return OK; -} - -void NuPlayer::GenericSource::readBuffer( - bool audio, int64_t seekTimeUs, int64_t *actualTimeUs) { - Track *track = audio ? &mAudioTrack : &mVideoTrack; - CHECK(track->mSource != NULL); - - if (actualTimeUs) { - *actualTimeUs = seekTimeUs; - } - - MediaSource::ReadOptions options; - - bool seeking = false; - - if (seekTimeUs >= 0) { - options.setSeekTo(seekTimeUs); - seeking = true; - } - - for (;;) { - MediaBuffer *mbuf; - status_t err = track->mSource->read(&mbuf, &options); - - options.clearSeekTo(); - - if (err == OK) { - size_t outLength = mbuf->range_length(); - - if (audio && mAudioIsVorbis) { - outLength += sizeof(int32_t); - } - - sp<ABuffer> buffer = new ABuffer(outLength); - - memcpy(buffer->data(), - (const uint8_t *)mbuf->data() + mbuf->range_offset(), - mbuf->range_length()); - - if (audio && mAudioIsVorbis) { - int32_t numPageSamples; - if (!mbuf->meta_data()->findInt32( - kKeyValidSamples, &numPageSamples)) { - numPageSamples = -1; - } - - memcpy(buffer->data() + mbuf->range_length(), - &numPageSamples, - sizeof(numPageSamples)); - } - - int64_t timeUs; - CHECK(mbuf->meta_data()->findInt64(kKeyTime, &timeUs)); - - buffer->meta()->setInt64("timeUs", timeUs); - - if (actualTimeUs) { - *actualTimeUs = timeUs; - } - - mbuf->release(); - mbuf = NULL; - - if (seeking) { - track->mPackets->queueDiscontinuity( - ATSParser::DISCONTINUITY_SEEK, NULL); - } - - track->mPackets->queueAccessUnit(buffer); - break; - } else if (err == INFO_FORMAT_CHANGED) { -#if 0 - track->mPackets->queueDiscontinuity( - ATSParser::DISCONTINUITY_FORMATCHANGE, NULL); -#endif - } else { - track->mPackets->signalEOS(err); - break; - } - } -} - -bool NuPlayer::GenericSource::isSeekable() { - return true; -} - -} // namespace android |