static void *video_decode_loop (void *arg) { dt_av_frame_t frame; dtvideo_decoder_t *decoder = (dtvideo_decoder_t *) arg; vd_wrapper_t *wrapper = decoder->wrapper; dtvideo_context_t *vctx = (dtvideo_context_t *) decoder->parent; queue_t *picture_queue = vctx->vo_queue; /*used for decode */ AVPicture_t *picture = NULL; int ret; dt_info (TAG, "[%s:%d] start decode loop \n", __FUNCTION__, __LINE__); do { if (decoder->status == VDEC_STATUS_IDLE) { dt_info (TAG, "[%s:%d] Idle status ,please wait \n", __FUNCTION__, __LINE__); usleep (100); continue; } if (decoder->status == VDEC_STATUS_EXIT) { dt_info (TAG, "[%s:%d] receive decode loop exit cmd \n", __FUNCTION__, __LINE__); break; } /*read frame */ if (!decoder->parent) { usleep (100); continue; } if (picture_queue->length >= VIDEO_OUT_MAX_COUNT) { //vo queue full usleep (1000); continue; } ret = dtvideo_read_frame (decoder->parent, &frame); if (ret < 0) { usleep (100); dt_debug (TAG, "[%s:%d] dtaudio decoder loop read frame failed \n", __FUNCTION__, __LINE__); continue; } /*read one frame,enter decode frame module */ //will exec once for one time ret = wrapper->decode_frame (wrapper, &frame, &picture); if (ret <= 0) { decoder->decode_err_cnt++; dt_debug (TAG, "[%s:%d]decode failed \n", __FUNCTION__, __LINE__); picture = NULL; goto DECODE_END; } if (!picture) goto DECODE_END; decoder->frame_count++; //Got one frame //picture->pts = frame.pts; //update current pts, clear the buffer size if (frame.pts >= 0 && decoder->pts_first == -1) { //we will use first pts to estimate pts dt_info (TAG, "[%s:%d]first frame decoded ok, pts:0x%x dts:0x%x duration:%d size:%d\n", __FUNCTION__, __LINE__, frame.pts, frame.dts, frame.duration, frame.size); decoder->pts_first = pts_exchange (decoder, picture->pts); decoder->pts_current = decoder->pts_first; } else { if(pts_mode) { int fps = decoder->para.fps; float dur_inc = 90000/fps; picture->pts = decoder->pts_current + dur_inc; decoder->pts_current = picture->pts; } } /*queue in */ queue_push_tail (picture_queue, picture); picture = NULL; DECODE_END: //we successfully decodec one frame if (frame.data) { free (frame.data); frame.data = NULL; frame.size = 0; frame.pts = -1; } } while (1); dt_info (TAG, "[file:%s][%s:%d]decoder loop thread exit ok\n", __FILE__, __FUNCTION__, __LINE__); pthread_exit (NULL); return NULL; }
static void *video_decode_loop (void *arg) { dt_av_pkt_t frame; dtvideo_decoder_t *decoder = (dtvideo_decoder_t *) arg; vd_wrapper_t *wrapper = decoder->wrapper; dtvideo_context_t *vctx = (dtvideo_context_t *) decoder->parent; dtvideo_filter_t *filter = (dtvideo_filter_t *) &(vctx->video_filt); queue_t *picture_queue = vctx->vo_queue; /*used for decode */ dt_av_frame_t *picture = NULL; int ret; dt_info (TAG, "[%s:%d] start decode loop \n", __FUNCTION__, __LINE__); do { //exit check before idle, maybe recieve exit cmd in idle status if (decoder->status == VDEC_STATUS_EXIT) { dt_info (TAG, "[%s:%d] receive decode loop exit cmd \n", __FUNCTION__, __LINE__); break; } if (decoder->status == VDEC_STATUS_IDLE) { dt_info (TAG, "[%s:%d] Idle status ,please wait \n", __FUNCTION__, __LINE__); usleep (100); continue; } /*read frame */ if (!decoder->parent) { usleep (100); continue; } if (picture_queue->length >= VIDEO_OUT_MAX_COUNT) { //vo queue full usleep (1000); continue; } ret = dtvideo_read_frame (decoder->parent, &frame); if (ret < 0) { if(decoder->pts_first == -1 || decoder->pts_first == DT_NOPTS_VALUE) { usleep(1000); continue; } //no data left, maybe eof, need to flush left data memset(&frame,0,sizeof(dt_av_pkt_t)); dt_info (TAG, "[%s:%d] no video frame left, flush left frames \n", __FUNCTION__, __LINE__); } /*read one frame,enter decode frame module */ //will exec once for one time ret = wrapper->decode_frame (decoder, &frame, &picture); if (ret <= 0) { decoder->decode_err_cnt++; dt_info (TAG, "[%s:%d]decode failed \n", __FUNCTION__, __LINE__); picture = NULL; usleep(10000); goto DECODE_END; } if (!picture) goto DECODE_END; //got one frame, filter process if(wrapper->info_changed(decoder)) { memcpy(&decoder->para, &wrapper->para, sizeof(dtvideo_para_t)); memcpy(&filter->para, &wrapper->para, sizeof(dtvideo_para_t)); video_filter_reset(filter, &decoder->para); } video_filter_process(filter, picture); decoder->frame_count++; //Got one frame //picture->pts = frame.pts; //update current pts, clear the buffer size if (frame.pts >= 0 && decoder->pts_first == -1) { //we will use first pts to estimate pts dt_info (TAG, "[%s:%d]first frame decoded ok, pts:0x%llx dts:0x%llx duration:%d size:%d\n", __FUNCTION__, __LINE__, frame.pts, frame.dts, frame.duration, frame.size); decoder->pts_first = pts_exchange (decoder, picture->pts); decoder->pts_current = decoder->pts_first; } else { if(pts_mode) { int fps = decoder->para.fps; float dur_inc = 90000/fps; picture->pts = decoder->pts_current + dur_inc; decoder->pts_current = picture->pts; } } /*queue in */ queue_push_tail (picture_queue, picture); picture = NULL; DECODE_END: //we successfully decodec one frame if (frame.data) { if(frame.data) free (frame.data); frame.data = NULL; frame.size = 0; frame.pts = -1; } } while (1); dt_info (TAG, "[file:%s][%s:%d]decoder loop thread exit ok\n", __FILE__, __FUNCTION__, __LINE__); //filter release video_filter_stop(filter); pthread_exit (NULL); return NULL; }
static void *video_decode_loop(void *arg) { dt_av_pkt_t frame; dtvideo_decoder_t *decoder = (dtvideo_decoder_t *) arg; vd_wrapper_t *wrapper = decoder->wrapper; vd_statistics_info_t *p_vd_statistics_info = &decoder->statistics_info; dtvideo_context_t *vctx = (dtvideo_context_t *) decoder->parent; queue_t *picture_queue = vctx->vo_queue; /*used for decode */ dt_av_frame_t *picture = NULL; int ret; dt_info(TAG, "[%s:%d] start decode loop \n", __FUNCTION__, __LINE__); do { //exit check before idle, maybe recieve exit cmd in idle status if (decoder->status == VDEC_STATUS_EXIT) { dt_info(TAG, "[%s:%d] receive decode loop exit cmd \n", __FUNCTION__, __LINE__); break; } if (decoder->status == VDEC_STATUS_IDLE) { dt_info(TAG, "[%s:%d] Idle status ,please wait \n", __FUNCTION__, __LINE__); usleep(100); continue; } /*read frame */ if (!decoder->parent) { usleep(100); continue; } if (picture_queue->length >= VIDEO_OUT_MAX_COUNT) { //vo queue full usleep(1000); continue; } ret = dtvideo_read_frame(decoder->parent, &frame); if (ret < 0) { dt_usleep(1000); if (decoder->pts_first == DT_NOPTS_VALUE) { continue; } //no data left, maybe eof, need to flush left data memset(&frame, 0, sizeof(dt_av_pkt_t)); dt_debug(TAG, "[%s:%d] no video frame left, flush left frames \n", __FUNCTION__, __LINE__); } /*read one frame,enter decode frame module */ //will exec once for one time ret = wrapper->decode_frame(decoder, &frame, &picture); if (ret <= 0) { decoder->decode_err_cnt++; dt_debug(TAG, "[%s:%d]decode failed \n", __FUNCTION__, __LINE__); picture = NULL; //usleep(10000); goto DECODE_END; } if (!picture) { goto DECODE_END; } // statistics collection { p_vd_statistics_info->decoded_frame_count++; } decoder->frame_count++; //Got one frame //update current pts, clear the buffer size if (PTS_VALID(picture->pts)) { picture->pts = pts_exchange(decoder, picture->pts); } if (decoder->first_frame_decoded == 0 && PTS_INVALID(decoder->pts_first)) { decoder->pts_first = decoder->pts_current = picture->pts; decoder->first_frame_decoded = 1; dt_info(TAG, "[%s:%d]first frame decoded ok, pts:0x%llx dts:0x%llx\n", __FUNCTION__, __LINE__, picture->pts, picture->dts); } else { if (pts_mode || PTS_INVALID(picture->pts)) { int fps = decoder->para.fps; int dur_inc = (int)((double)90000 / fps); picture->pts = decoder->pts_current + dur_inc; decoder->pts_current = picture->pts; dt_debug(TAG, "vpts inc itself. pts_mode:%d pts:0x%llx inc:%d\n", pts_mode, picture->pts, dur_inc); } } /*queue in */ queue_push_tail(picture_queue, picture); picture = NULL; DECODE_END: //we successfully decodec one frame if (frame.data) { if (frame.data) { free(frame.data); } frame.data = NULL; frame.size = 0; frame.pts = -1; } } while (1); dt_info(TAG, "[file:%s][%s:%d]decoder loop thread exit ok\n", __FILE__, __FUNCTION__, __LINE__); pthread_exit(NULL); return NULL; }