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/*
* Copyright (C) 2009 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 <mutex>
#include <media/stagefright/foundation/ABuffer.h>
#include <media/stagefright/foundation/AMessage.h>
#include <media/stagefright/Utils.h>
#include <media/MediaTrack.h>
#include <media/MediaExtractorPluginApi.h>
#include <media/NdkMediaErrorPriv.h>
#include <media/NdkMediaFormatPriv.h>
namespace android {
MediaTrack::MediaTrack() {}
MediaTrack::~MediaTrack() {}
////////////////////////////////////////////////////////////////////////////////
void MediaTrack::ReadOptions::setNonBlocking() {
mNonBlocking = true;
}
void MediaTrack::ReadOptions::clearNonBlocking() {
mNonBlocking = false;
}
bool MediaTrack::ReadOptions::getNonBlocking() const {
return mNonBlocking;
}
void MediaTrack::ReadOptions::setSeekTo(int64_t time_us, SeekMode mode) {
mOptions |= kSeekTo_Option;
mSeekTimeUs = time_us;
mSeekMode = mode;
}
bool MediaTrack::ReadOptions::getSeekTo(
int64_t *time_us, SeekMode *mode) const {
*time_us = mSeekTimeUs;
*mode = mSeekMode;
return (mOptions & kSeekTo_Option) != 0;
}
/* -------------- unwrapper --------------- */
MediaTrackCUnwrapper::MediaTrackCUnwrapper(CMediaTrack *cmediatrack) {
wrapper = cmediatrack;
bufferGroup = nullptr;
}
MediaTrackCUnwrapper *MediaTrackCUnwrapper::create(CMediaTrack *cmediatrack) {
if (cmediatrack == nullptr) {
return nullptr;
}
return new MediaTrackCUnwrapper(cmediatrack);
}
MediaTrackCUnwrapper::~MediaTrackCUnwrapper() {
wrapper->free(wrapper->data);
free(wrapper);
delete bufferGroup;
}
status_t MediaTrackCUnwrapper::start() {
if (bufferGroup == nullptr) {
bufferGroup = new MediaBufferGroup();
}
return reverse_translate_error(wrapper->start(wrapper->data, bufferGroup->wrap()));
}
status_t MediaTrackCUnwrapper::stop() {
return reverse_translate_error(wrapper->stop(wrapper->data));
}
status_t MediaTrackCUnwrapper::getFormat(MetaDataBase& format) {
sp<AMessage> msg = new AMessage();
AMediaFormat *tmpFormat = AMediaFormat_fromMsg(&msg);
media_status_t ret = wrapper->getFormat(wrapper->data, tmpFormat);
sp<MetaData> newMeta = new MetaData();
convertMessageToMetaData(msg, newMeta);
delete tmpFormat;
format = *newMeta;
return reverse_translate_error(ret);
}
status_t MediaTrackCUnwrapper::read(MediaBufferBase **buffer, const ReadOptions *options) {
uint32_t opts = 0;
if (options && options->getNonBlocking()) {
opts |= CMediaTrackReadOptions::NONBLOCKING;
}
int64_t seekPosition = 0;
MediaTrack::ReadOptions::SeekMode seekMode;
if (options && options->getSeekTo(&seekPosition, &seekMode)) {
opts |= SEEK;
opts |= (uint32_t) seekMode;
}
CMediaBuffer *buf = nullptr;
media_status_t ret = wrapper->read(wrapper->data, &buf, opts, seekPosition);
if (ret == AMEDIA_OK && buf != nullptr) {
*buffer = (MediaBufferBase*)buf->handle;
MetaDataBase &meta = (*buffer)->meta_data();
AMediaFormat *format = buf->meta_data(buf->handle);
// only convert the keys we're actually expecting, as doing
// the full convertMessageToMetadata() for every buffer is
// too expensive
int64_t val64;
if (format->mFormat->findInt64("timeUs", &val64)) {
meta.setInt64(kKeyTime, val64);
}
if (format->mFormat->findInt64("durationUs", &val64)) {
meta.setInt64(kKeyDuration, val64);
}
if (format->mFormat->findInt64("target-time", &val64)) {
meta.setInt64(kKeyTargetTime, val64);
}
int32_t val32;
if (format->mFormat->findInt32("is-sync-frame", &val32)) {
meta.setInt32(kKeyIsSyncFrame, val32);
}
if (format->mFormat->findInt32("temporal-layer-id", &val32)) {
meta.setInt32(kKeyTemporalLayerId, val32);
}
if (format->mFormat->findInt32("temporal-layer-count", &val32)) {
meta.setInt32(kKeyTemporalLayerCount, val32);
}
if (format->mFormat->findInt32("crypto-default-iv-size", &val32)) {
meta.setInt32(kKeyCryptoDefaultIVSize, val32);
}
if (format->mFormat->findInt32("crypto-mode", &val32)) {
meta.setInt32(kKeyCryptoMode, val32);
}
if (format->mFormat->findInt32("crypto-encrypted-byte-block", &val32)) {
meta.setInt32(kKeyEncryptedByteBlock, val32);
}
if (format->mFormat->findInt32("crypto-skip-byte-block", &val32)) {
meta.setInt32(kKeySkipByteBlock, val32);
}
if (format->mFormat->findInt32("valid-samples", &val32)) {
meta.setInt32(kKeyValidSamples, val32);
}
sp<ABuffer> valbuf;
if (format->mFormat->findBuffer("crypto-plain-sizes", &valbuf)) {
meta.setData(kKeyPlainSizes,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("crypto-encrypted-sizes", &valbuf)) {
meta.setData(kKeyEncryptedSizes,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("crypto-key", &valbuf)) {
meta.setData(kKeyCryptoKey,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("crypto-iv", &valbuf)) {
meta.setData(kKeyCryptoIV,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("sei", &valbuf)) {
meta.setData(kKeySEI,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("audio-presentation-info", &valbuf)) {
meta.setData(kKeyAudioPresentationInfo,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
if (format->mFormat->findBuffer("csd-0", &valbuf)) {
meta.setData(kKeyOpaqueCSD0,
MetaDataBase::Type::TYPE_NONE, valbuf->data(), valbuf->size());
}
} else {
*buffer = nullptr;
}
return reverse_translate_error(ret);
}
bool MediaTrackCUnwrapper::supportNonblockingRead() {
return wrapper->supportsNonBlockingRead(wrapper->data);
}
} // namespace android
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