static void
rpi_codec_decode(struct media_codec *mc, struct video_decoder *vd,
struct media_queue *mq, struct media_buf *mb, int reqsize)
{
media_pipe_t *mp = vd->vd_mp;
rpi_video_codec_t *rvc = mc->opaque;
const void *data = mb->mb_data;
size_t len = mb->mb_size;
while(len > 0) {
OMX_BUFFERHEADERTYPE *buf = omx_get_buffer(rvc->rvc_decoder);
buf->nOffset = 0;
buf->nFilledLen = MIN(len, buf->nAllocLen);
memcpy(buf->pBuffer, data, buf->nFilledLen);
buf->nFlags = 0;
if(rvc->rvc_last_epoch != mb->mb_epoch) {
buf->nFlags |= OMX_BUFFERFLAG_DISCONTINUITY;
rvc->rvc_last_epoch = mb->mb_epoch;
}
if(len <= buf->nAllocLen)
buf->nFlags |= OMX_BUFFERFLAG_ENDOFFRAME;
data += buf->nFilledLen;
len -= buf->nFilledLen;
if(mb->mb_pts != PTS_UNSET)
buf->nTimeStamp = omx_ticks_from_s64(mb->mb_pts);
else {
buf->nFlags |= OMX_BUFFERFLAG_TIME_UNKNOWN;
buf->nTimeStamp = omx_ticks_from_s64(0);
}
if(mb->mb_skip)
buf->nFlags |= OMX_BUFFERFLAG_DECODEONLY;
if(rvc->rvc_decoder->oc_port_settings_changed) {
rvc->rvc_decoder->oc_port_settings_changed = 0;
frame_info_t fi;
memset(&fi, 0, sizeof(fi));
fi.fi_type = 'omx';
fi.fi_data[0] = (void *)rvc->rvc_decoder;
mp->mp_video_frame_deliver(&fi, mp->mp_video_frame_opaque);
}
omxchk(OMX_EmptyThisBuffer(rvc->rvc_decoder->oc_handle, buf));
}
frame_info_t fi;
memset(&fi, 0, sizeof(fi));
fi.fi_drive_clock = mb->mb_drive_clock;
fi.fi_epoch = mb->mb_epoch;
fi.fi_pts = PTS_UNSET;
fi.fi_delta = mb->mb_delta;
fi.fi_type = 'omx';
mp->mp_video_frame_deliver(&fi, mp->mp_video_frame_opaque);
}
void mmalil_buffer_header_to_omx(OMX_BUFFERHEADERTYPE *omx, MMAL_BUFFER_HEADER_T *mmal)
{
omx->pBuffer = mmal->data;
omx->nAllocLen = mmal->alloc_size;
omx->nFilledLen = mmal->length;
omx->nOffset = mmal->offset;
omx->nFlags = mmalil_buffer_flags_to_omx(mmal->flags);
omx->nTimeStamp = omx_ticks_from_s64(mmal->pts);
if (mmal->pts == MMAL_TIME_UNKNOWN)
{
omx->nFlags |= OMX_BUFFERFLAG_TIME_UNKNOWN;
omx->nTimeStamp = omx_ticks_from_s64(0);
}
}
