x265_encoder_encode関数
1833 ワード
//pic_in ,pic_out ,pi_nal NAL ,pp_nal NAL , 。 error, 1 , 0 flush 。
int x265_encoder_encode(x265_encoder *enc, x265_nal **pp_nal, uint32_t *pi_nal, x265_picture *pic_in, x265_picture *pic_out)
{
if (!enc)
return -1;
Encoder *encoder = static_cast(enc);
int numEncoded;
// While flushing, we cannot return 0 until the entire stream is flushed
do
{
numEncoded = encoder->encode(pic_in, pic_out);
}
while ((numEncoded == 0 && !pic_in && encoder->m_numDelayedPic && !encoder->m_latestParam->forceFlush) && !encoder->m_externalFlush);
if (numEncoded)
encoder->m_externalFlush = false;
// do not allow reuse of these buffers for more than one picture. The
// encoder now owns these analysisData buffers.
if (pic_in)
{
pic_in->analysisData.wt = NULL;
pic_in->analysisData.intraData = NULL;
pic_in->analysisData.interData = NULL;
pic_in->analysisData.distortionData = NULL;
}
if (pp_nal && numEncoded > 0 && encoder->m_outputCount >= encoder->m_latestParam->chunkStart)
{
*pp_nal = &encoder->m_nalList.m_nal[0];
if (pi_nal) *pi_nal = encoder->m_nalList.m_numNal;
}
else if (pi_nal)
*pi_nal = 0;
if (numEncoded && encoder->m_param->csvLogLevel && encoder->m_outputCount >= encoder->m_latestParam->chunkStart)
x265_csvlog_frame(encoder->m_param, pic_out);
if (numEncoded < 0)
encoder->m_aborted = true;
return numEncoded;
}