diff options
Diffstat (limited to 'media/libnbaio/AudioStreamInSource.cpp')
| -rw-r--r-- | media/libnbaio/AudioStreamInSource.cpp | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/media/libnbaio/AudioStreamInSource.cpp b/media/libnbaio/AudioStreamInSource.cpp index 05273f6..80bf61a 100644 --- a/media/libnbaio/AudioStreamInSource.cpp +++ b/media/libnbaio/AudioStreamInSource.cpp @@ -40,16 +40,14 @@ AudioStreamInSource::~AudioStreamInSource() ssize_t AudioStreamInSource::negotiate(const NBAIO_Format offers[], size_t numOffers, NBAIO_Format counterOffers[], size_t& numCounterOffers) { - if (mFormat == Format_Invalid) { + if (!Format_isValid(mFormat)) { mStreamBufferSizeBytes = mStream->common.get_buffer_size(&mStream->common); audio_format_t streamFormat = mStream->common.get_format(&mStream->common); - if (streamFormat == AUDIO_FORMAT_PCM_16_BIT) { - uint32_t sampleRate = mStream->common.get_sample_rate(&mStream->common); - audio_channel_mask_t channelMask = - (audio_channel_mask_t) mStream->common.get_channels(&mStream->common); - mFormat = Format_from_SR_C(sampleRate, popcount(channelMask)); - mBitShift = Format_frameBitShift(mFormat); - } + uint32_t sampleRate = mStream->common.get_sample_rate(&mStream->common); + audio_channel_mask_t channelMask = + (audio_channel_mask_t) mStream->common.get_channels(&mStream->common); + mFormat = Format_from_SR_C(sampleRate, popcount(channelMask), streamFormat); + mFrameSize = Format_frameSize(mFormat); } return NBAIO_Source::negotiate(offers, numOffers, counterOffers, numCounterOffers); } @@ -67,12 +65,12 @@ size_t AudioStreamInSource::framesOverrun() ssize_t AudioStreamInSource::read(void *buffer, size_t count) { - if (CC_UNLIKELY(mFormat == Format_Invalid)) { + if (CC_UNLIKELY(!Format_isValid(mFormat))) { return NEGOTIATE; } - ssize_t bytesRead = mStream->read(mStream, buffer, count << mBitShift); + ssize_t bytesRead = mStream->read(mStream, buffer, count * mFrameSize); if (bytesRead > 0) { - size_t framesRead = bytesRead >> mBitShift; + size_t framesRead = bytesRead / mFrameSize; mFramesRead += framesRead; return framesRead; } else { |