int video_stop (dtvideo_context_t * vctx)
{
if (vctx->video_status > VIDEO_STATUS_INITED)
{
dtvideo_output_t *video_out = &vctx->video_out;
video_output_stop (video_out);
//dtvideo_filter_t *video_filter=&vctx->video_filt;
//video_filter_stop(video_filter);
dtvideo_decoder_t *video_decoder = &vctx->video_dec;
video_decoder_stop (video_decoder);
vctx->video_status = VIDEO_STATUS_STOPPED;
}
return 0;
}
int video_init (dtvideo_context_t * vctx)
{
int ret = 0;
dt_info (TAG, "[%s:%d] dtvideo_mgt start init\n", __FUNCTION__, __LINE__);
//call init
vctx->video_status = VIDEO_STATUS_INITING;
vctx->current_pts = vctx->last_valid_pts = -1;
dtvideo_decoder_t *video_dec = &vctx->video_dec;
dtvideo_filter_t *video_filt = &vctx->video_filt;
dtvideo_output_t *video_out = &vctx->video_out;
//vf ctx init
//vf will init in vd but used in vo
memset (video_filt, 0, sizeof (dtvideo_filter_t));
memcpy (&video_filt->para, &vctx->video_para, sizeof (dtvideo_para_t));
video_filt->parent = vctx;
//vd ctx init
memset (video_dec, 0, sizeof (dtvideo_decoder_t));
memcpy (&video_dec->para, &vctx->video_para, sizeof (dtvideo_para_t));
video_dec->parent = vctx;
ret = video_decoder_init (video_dec);
if (ret < 0)
goto err1;
dt_info (TAG, "[%s:%d] vdecoder init ok\n", __FUNCTION__, __LINE__);
//vo ctx init
memset (video_out, 0, sizeof (dtvideo_output_t));
memcpy (&(video_out->para), &(vctx->video_para), sizeof (dtvideo_para_t));
video_out->parent = vctx;
ret = video_output_init (video_out, vctx->video_para.video_output);
if (ret < 0)
goto err2;
vctx->video_status = VIDEO_STATUS_INITED;
dt_info (TAG, "dtvideo init ok,status:%d \n", vctx->video_status);
return 0;
err1:
dt_info (TAG, "[%s:%d]video decoder init failed \n", __FUNCTION__, __LINE__);
return -1;
err2:
video_decoder_stop (video_dec);
dt_info (TAG, "[%s:%d]video output init failed \n", __FUNCTION__, __LINE__);
return -3;
}
