nsresult
GonkAudioDecoderManager::Output(int64_t aStreamOffset,
nsRefPtr<MediaData>& aOutData)
{
aOutData = nullptr;
status_t err;
err = mDecoder->Output(&mAudioBuffer, READ_OUTPUT_BUFFER_TIMEOUT_US);
switch (err) {
case OK:
{
nsRefPtr<AudioData> data;
nsresult rv = CreateAudioData(aStreamOffset, getter_AddRefs(data));
if (rv == NS_ERROR_NOT_AVAILABLE) {
// Decoder outputs an empty video buffer, try again
return NS_ERROR_NOT_AVAILABLE;
} else if (rv != NS_OK || data == nullptr) {
return NS_ERROR_UNEXPECTED;
}
aOutData = data;
return NS_OK;
}
case android::INFO_FORMAT_CHANGED:
{
// If the format changed, update our cached info.
GADM_LOG("Decoder format changed");
sp<AMessage> audioCodecFormat;
if (mDecoder->getOutputFormat(&audioCodecFormat) != OK ||
audioCodecFormat == nullptr) {
return NS_ERROR_UNEXPECTED;
}
int32_t codec_channel_count = 0;
int32_t codec_sample_rate = 0;
if (!audioCodecFormat->findInt32("channel-count", &codec_channel_count) ||
!audioCodecFormat->findInt32("sample-rate", &codec_sample_rate)) {
return NS_ERROR_UNEXPECTED;
}
// Update AudioInfo
mAudioChannels = codec_channel_count;
mAudioRate = codec_sample_rate;
return Output(aStreamOffset, aOutData);
}
case android::INFO_OUTPUT_BUFFERS_CHANGED:
{
GADM_LOG("Info Output Buffers Changed");
if (mDecoder->UpdateOutputBuffers()) {
return Output(aStreamOffset, aOutData);
}
return NS_ERROR_FAILURE;
}
case -EAGAIN:
{
return NS_ERROR_NOT_AVAILABLE;
}
case android::ERROR_END_OF_STREAM:
{
GADM_LOG("Got EOS frame!");
nsRefPtr<AudioData> data;
nsresult rv = CreateAudioData(aStreamOffset, getter_AddRefs(data));
if (rv == NS_ERROR_NOT_AVAILABLE) {
// For EOS, no need to do any thing.
return NS_ERROR_ABORT;
} else if (rv != NS_OK || data == nullptr) {
GADM_LOG("Failed to create audio data!");
return NS_ERROR_UNEXPECTED;
}
aOutData = data;
return NS_ERROR_ABORT;
}
case -ETIMEDOUT:
{
GADM_LOG("Timeout. can try again next time");
return NS_ERROR_UNEXPECTED;
}
default:
{
GADM_LOG("Decoder failed, err=%d", err);
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
nsresult
GonkAudioDecoderManager::Output(int64_t aStreamOffset,
nsAutoPtr<MediaData>& aOutData)
{
aOutData = nullptr;
status_t err;
err = mDecoder->Output(&mAudioBuffer, READ_OUTPUT_BUFFER_TIMEOUT_US);
switch (err) {
case OK:
{
AudioData* data = nullptr;
nsresult rv = CreateAudioData(aStreamOffset, &data);
if (rv == NS_ERROR_NOT_AVAILABLE) {
// Decoder outputs an empty video buffer, try again
return NS_ERROR_NOT_AVAILABLE;
} else if (rv != NS_OK || data == nullptr) {
return NS_ERROR_UNEXPECTED;
}
aOutData = data;
return NS_OK;
}
case android::INFO_FORMAT_CHANGED:
case android::INFO_OUTPUT_BUFFERS_CHANGED:
{
// If the format changed, update our cached info.
ALOG("Decoder format changed");
return Output(aStreamOffset, aOutData);
}
case -EAGAIN:
{
return NS_ERROR_NOT_AVAILABLE;
}
case android::ERROR_END_OF_STREAM:
{
ALOG("Got EOS frame!");
AudioData* data = nullptr;
nsresult rv = CreateAudioData(aStreamOffset, &data);
if (rv == NS_ERROR_NOT_AVAILABLE) {
// For EOS, no need to do any thing.
return NS_ERROR_ABORT;
} else if (rv != NS_OK || data == nullptr) {
ALOG("Failed to create audio data!");
return NS_ERROR_UNEXPECTED;
}
aOutData = data;
return NS_ERROR_ABORT;
}
case -ETIMEDOUT:
{
ALOG("Timeout. can try again next time");
return NS_ERROR_UNEXPECTED;
}
default:
{
ALOG("Decoder failed, err=%d", err);
return NS_ERROR_UNEXPECTED;
}
}
return NS_OK;
}
nsresult
GonkAudioDecoderManager::Output(int64_t aStreamOffset,
RefPtr<MediaData>& aOutData)
{
aOutData = nullptr;
if (mAudioQueue.GetSize() > 0) {
aOutData = mAudioQueue.PopFront();
return mAudioQueue.AtEndOfStream() ? NS_ERROR_ABORT : NS_OK;
}
status_t err;
MediaBuffer* audioBuffer = nullptr;
err = mDecoder->Output(&audioBuffer, READ_OUTPUT_BUFFER_TIMEOUT_US);
AutoReleaseMediaBuffer a(audioBuffer, mDecoder.get());
switch (err) {
case OK:
{
nsresult rv = CreateAudioData(audioBuffer, aStreamOffset);
NS_ENSURE_SUCCESS(rv, rv);
break;
}
case android::INFO_FORMAT_CHANGED:
{
// If the format changed, update our cached info.
GADM_LOG("Decoder format changed");
sp<AMessage> audioCodecFormat;
if (mDecoder->getOutputFormat(&audioCodecFormat) != OK ||
audioCodecFormat == nullptr) {
return NS_ERROR_UNEXPECTED;
}
int32_t codec_channel_count = 0;
int32_t codec_sample_rate = 0;
if (!audioCodecFormat->findInt32("channel-count", &codec_channel_count) ||
!audioCodecFormat->findInt32("sample-rate", &codec_sample_rate)) {
return NS_ERROR_UNEXPECTED;
}
// Update AudioInfo
mAudioChannels = codec_channel_count;
mAudioRate = codec_sample_rate;
return Output(aStreamOffset, aOutData);
}
case android::INFO_OUTPUT_BUFFERS_CHANGED:
{
GADM_LOG("Info Output Buffers Changed");
if (mDecoder->UpdateOutputBuffers()) {
return Output(aStreamOffset, aOutData);
}
return NS_ERROR_FAILURE;
}
case -EAGAIN:
{
return NS_ERROR_NOT_AVAILABLE;
}
case android::ERROR_END_OF_STREAM:
{
GADM_LOG("Got EOS frame!");
nsresult rv = CreateAudioData(audioBuffer, aStreamOffset);
NS_ENSURE_SUCCESS(rv, NS_ERROR_ABORT);
MOZ_ASSERT(mAudioQueue.GetSize() > 0);
mAudioQueue.Finish();
break;
}
case -ETIMEDOUT:
{
GADM_LOG("Timeout. can try again next time");
return NS_ERROR_UNEXPECTED;
}
default:
{
GADM_LOG("Decoder failed, err=%d", err);
return NS_ERROR_UNEXPECTED;
}
}
if (mAudioQueue.GetSize() > 0) {
aOutData = mAudioQueue.PopFront();
// Return NS_ERROR_ABORT at the last sample.
return mAudioQueue.AtEndOfStream() ? NS_ERROR_ABORT : NS_OK;
}
return NS_ERROR_NOT_AVAILABLE;
}
