C_RESULT video_encode_picture( video_controller_t* controller, const vp_api_picture_t* picture, bool_t* got_image )
{
vp_api_picture_t blockline = { 0 };
controller->mode = VIDEO_ENCODE;
video_controller_set_format( controller, picture->width, picture->height );
blockline = *picture;
blockline.height = MB_HEIGHT_Y;
blockline.complete = 1;
blockline.vision_complete = 0;
// Reset internal stream for new blockline/picture
controller->in_stream.used = 0;
controller->in_stream.index = 0;
while( !controller->picture_complete )
{
video_encode_blockline( controller, &blockline, blockline.blockline == (controller->num_blockline-1) );
blockline.y_buf += MB_HEIGHT_Y * picture->y_line_size;
blockline.cb_buf += MB_HEIGHT_C * picture->cb_line_size;
blockline.cr_buf += MB_HEIGHT_C * picture->cr_line_size;
blockline.blockline++;
}
if( picture->complete )
{
video_write_data( &controller->in_stream, 0, controller->in_stream.length+1 );
controller->in_stream.length = 32;
controller->picture_complete = 0;
*got_image = TRUE;
}
return C_OK;
}
C_RESULT vlib_stage_encoding_transform(vlib_stage_encoding_config_t *cfg, vp_api_io_data_t *in, vp_api_io_data_t *out)
{
static int32_t local_subsampl = 0;
vp_os_mutex_lock(&out->lock);
if( out->status == VP_API_STATUS_INIT )
{
out->numBuffers = 1;
out->buffers = (int8_t**)(int8_t*)&cfg->controller.in_stream.bytes;
out->indexBuffer = 0;
out->status = VP_API_STATUS_PROCESSING;
cfg->current_size = 0;
}
if( local_subsampl == 0 && out->status == VP_API_STATUS_PROCESSING )
{
RTMON_USTART(VIDEO_VLIB_ENCODE_EVENT);
if(cfg->block_mode_enable)
video_encode_blockline( &cfg->controller, cfg->picture, cfg->picture->complete );
else
video_encode_picture( &cfg->controller, cfg->picture, (bool_t*)&cfg->picture->complete );
RTMON_USTOP(VIDEO_VLIB_ENCODE_EVENT);
if(cfg->picture->complete)
{
RTMON_UVAL(ENCODED_PICTURE_UVAL, cfg->controller.num_frames);
local_subsampl++;
}
cfg->current_size = cfg->controller.in_stream.used;
if( cfg->controller.in_stream.length != 32 )
{
// flush & reset internal stream
video_write_data( &cfg->controller.in_stream, 0, cfg->controller.in_stream.length+1 );
cfg->controller.in_stream.length = 32;
}
out->size = cfg->controller.in_stream.used;
RTMON_UVAL(ENCODED_BLOCKLINE_SIZE_UVAL, out->size);
cfg->controller.in_stream.used = 0;
cfg->controller.in_stream.index = 0;
}
else
{
out->size = 0;
if( cfg->picture->complete )
{
local_subsampl++;
}
}
if(local_subsampl >= (int32_t)cfg->subsampl)
local_subsampl = 0;
vp_os_mutex_unlock( &out->lock );
return C_OK;
}