void * vencoder_threadproc(void *arg) { // arg is pointer to source pipe // image info int iid; int iwidth; int iheight; int rtp_id; struct pooldata *data = NULL; struct vsource_frame *frame = NULL; pipeline *pipe = (pipeline*) arg; AVCodecContext *encoder = NULL; // AVFrame *pic_in = NULL; unsigned char *pic_in_buf = NULL; int pic_in_size; unsigned char *nalbuf = NULL, *nalbuf_a = NULL; int nalbuf_size = 0, nalign = 0; long long basePts = -1LL, newpts = 0LL, pts = -1LL, ptsSync = 0LL; pthread_mutex_t condMutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; // int resolution[2]; int video_written = 0; // if(pipe == NULL) { ga_error("video encoder: NULL pipeline specified.\n"); goto video_quit; } // rtspconf = rtspconf_global(); // init variables iid = ((struct vsource_config*) pipe->get_privdata())->id; iwidth = video_source_maxwidth(iid); iheight = video_source_maxheight(iid); rtp_id = ((struct vsource_config*) pipe->get_privdata())->rtp_id; // outputW = iwidth; // by default, the same as max resolution outputH = iheight; if(ga_conf_readints("output-resolution", resolution, 2) == 2) { outputW = resolution[0]; outputH = resolution[1]; } // ga_error("video encoder: image source from '%s' (%dx%d) via channel %d, resolution=%dx%d.\n", pipe->name(), iwidth, iheight, rtp_id, outputW, outputH); // encoder = ga_avcodec_vencoder_init( NULL, rtspconf->video_encoder_codec, outputW, outputH, rtspconf->video_fps, rtspconf->vso); if(encoder == NULL) { ga_error("video encoder: cannot initialized the encoder.\n"); goto video_quit; } // nalbuf_size = 100000+12 * outputW * outputH; if(ga_malloc(nalbuf_size, (void**) &nalbuf, &nalign) < 0) { ga_error("video encoder: buffer allocation failed, terminated.\n"); goto video_quit; } nalbuf_a = nalbuf + nalign; // if((pic_in = avcodec_alloc_frame()) == NULL) { ga_error("video encoder: picture allocation failed, terminated.\n"); goto video_quit; } pic_in_size = avpicture_get_size(PIX_FMT_YUV420P, outputW, outputH); if((pic_in_buf = (unsigned char*) av_malloc(pic_in_size)) == NULL) { ga_error("video encoder: picture buffer allocation failed, terminated.\n"); goto video_quit; } avpicture_fill((AVPicture*) pic_in, pic_in_buf, PIX_FMT_YUV420P, outputW, outputH); //ga_error("video encoder: linesize = %d|%d|%d\n", pic_in->linesize[0], pic_in->linesize[1], pic_in->linesize[2]); // start encoding ga_error("video encoding started: tid=%ld %dx%d@%dfps, nalbuf_size=%d, pic_in_size=%d.\n", ga_gettid(), iwidth, iheight, rtspconf->video_fps, nalbuf_size, pic_in_size); // pipe->client_register(ga_gettid(), &cond); // while(encoder_running() > 0) { AVPacket pkt; int got_packet = 0; // wait for notification data = pipe->load_data(); if(data == NULL) { int err; struct timeval tv; struct timespec to; gettimeofday(&tv, NULL); to.tv_sec = tv.tv_sec+1; to.tv_nsec = tv.tv_usec * 1000; // if((err = pipe->timedwait(&cond, &condMutex, &to)) != 0) { ga_error("viedo encoder: image source timed out.\n"); continue; } data = pipe->load_data(); if(data == NULL) { ga_error("viedo encoder: unexpected NULL frame received (from '%s', data=%d, buf=%d).\n", pipe->name(), pipe->data_count(), pipe->buf_count()); continue; } } frame = (struct vsource_frame*) data->ptr; // handle pts if(basePts == -1LL) { basePts = frame->imgpts; ptsSync = encoder_pts_sync(rtspconf->video_fps); newpts = ptsSync; } else { newpts = ptsSync + frame->imgpts - basePts; } // XXX: assume always YUV420P if(pic_in->linesize[0] == frame->linesize[0] && pic_in->linesize[1] == frame->linesize[1] && pic_in->linesize[2] == frame->linesize[2]) { bcopy(frame->imgbuf, pic_in_buf, pic_in_size); } else { ga_error("video encoder: YUV mode failed - mismatched linesize(s) (src:%d,%d,%d; dst:%d,%d,%d)\n", frame->linesize[0], frame->linesize[1], frame->linesize[2], pic_in->linesize[0], pic_in->linesize[1], pic_in->linesize[2]); pipe->release_data(data); goto video_quit; } pipe->release_data(data); // pts must be monotonically increasing if(newpts > pts) { pts = newpts; } else { pts++; } // encode pic_in->pts = pts; av_init_packet(&pkt); pkt.data = nalbuf_a; pkt.size = nalbuf_size; if(avcodec_encode_video2(encoder, &pkt, pic_in, &got_packet) < 0) { ga_error("video encoder: encode failed, terminated.\n"); goto video_quit; } if(got_packet) { if(pkt.pts == (int64_t) AV_NOPTS_VALUE) { pkt.pts = pts; } pkt.stream_index = 0; // send the packet if(encoder_send_packet_all("video-encoder", rtp_id/*rtspconf->video_id*/, &pkt, pkt.pts) < 0) { goto video_quit; } // free unused side-data if(pkt.side_data_elems > 0) { int i; for (i = 0; i < pkt.side_data_elems; i++) av_free(pkt.side_data[i].data); av_freep(&pkt.side_data); pkt.side_data_elems = 0; } // if(video_written == 0) { video_written = 1; ga_error("first video frame written (pts=%lld)\n", pts); } } } // video_quit: if(pipe) { pipe->client_unregister(ga_gettid()); pipe = NULL; } // if(pic_in_buf) av_free(pic_in_buf); if(pic_in) av_free(pic_in); if(nalbuf) free(nalbuf); if(encoder) ga_avcodec_close(encoder); // ga_error("video encoder: thread terminated (tid=%ld).\n", ga_gettid()); // return NULL; }
/// TODO static void * vencoder_threadproc(void *arg) { // arg is pointer to source pipename int cid; struct RTSPConf *rtspconf = NULL; // long long basePts = -1LL, newpts = 0LL, pts = -1LL, ptsSync = 0LL; pthread_mutex_t condMutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; // struct timeval pkttv; // int video_written = 0; // rtspconf = rtspconf_global(); cid = 0; // start encoding if(omx_streamer_start(&omxe[cid]) < 0) { sb_error("video encoder: start streamer failed.\n"); goto video_quit; } // sb_error("video encoding started: tid=%ld.\n", sb_gettid()); // while(vencoder_started != 0 && encoder_running() > 0) { // AVPacket pkt; unsigned char *enc; int encsize; // handle pts if(basePts == -1LL) { basePts = omxe[cid].frame_out; ptsSync = encoder_pts_sync(rtspconf->video_fps); newpts = ptsSync; } else { newpts = ptsSync + omxe[cid].frame_out - basePts; } // if((enc = omx_streamer_get(&omxe[cid], &encsize)) == NULL) { sb_error("video encoder: encode failed.\n"); break; } if(encsize == 0) continue; // pts must be monotonically increasing if(newpts > pts) { pts = newpts; } else { pts++; } // send packet #ifdef SAVEFILE if(fout != NULL) fwrite(enc, sizeof(char), encsize, fout); #endif #if 0 // XXX: data check do { unsigned char *ptr, *nextptr; int offset, nextoffset, left = encsize; sb_error("XXX: %d bytes encoded ---------------\n", encsize); if((ptr = sb_find_startcode(enc, enc+encsize, &offset)) != enc) { sb_error("XXX: cannot find a start code\n"); break; } while(ptr != NULL) { int nalsize; nextptr = sb_find_startcode(ptr+4, enc+encsize, &nextoffset); nalsize = nextptr != NULL ? nextptr-ptr : enc+encsize-ptr; sb_error("XXX: nal_t=%d, size=%d\n", ptr[offset] & 0x1f, nalsize); ptr = nextptr; offset = nextoffset; } } while(0); #endif pkt.data = enc; pkt.size = encsize; if(encoder_send_packet("video-encoder", cid, &pkt, pkt.pts, NULL/*&pkttv*/) < 0) { goto video_quit; } if(video_written == 0) { video_written = 1; sb_error("first video frame written (pts=%lld)\n", pts); } } // video_quit: // if(omx_streamer_prepare_stop(&omxe[cid]) < 0) { sb_error("streamer: prepare stop failed.\n"); } // if(omx_streamer_stop(&omxe[cid]) < 0) { sb_error("streamer: start streamer failed.\n"); } // sb_error("video encoder: thread terminated (tid=%ld).\n", sb_gettid()); // return NULL; }
/// TODO static void * vencoder_threadproc(void *arg) { // arg is pointer to source pipename int cid; pooldata_t *data = NULL; vsource_frame_t *frame = NULL; char *pipename = (char*) arg; pipeline *pipe = pipeline::lookup(pipename); struct RTSPConf *rtspconf = NULL; // long long basePts = -1LL, newpts = 0LL, pts = -1LL, ptsSync = 0LL; pthread_mutex_t condMutex = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; // int outputW, outputH; // struct timeval pkttv; #ifdef PRINT_LATENCY struct timeval ptv; #endif // int video_written = 0; // if(pipe == NULL) { ga_error("video encoder: invalid pipeline specified (%s).\n", pipename); goto video_quit; } // rtspconf = rtspconf_global(); cid = ((vsource_t*) pipe->get_privdata())->channel; outputW = video_source_out_width(cid); outputH = video_source_out_height(cid); // // start encoding ga_error("video encoding started: tid=%ld.\n", ga_gettid()); pipe->client_register(ga_gettid(), &cond); // while(vencoder_started != 0 && encoder_running() > 0) { // AVPacket pkt; unsigned char *enc; int encsize; // wait for notification data = pipe->load_data(); if(data == NULL) { int err; struct timeval tv; struct timespec to; gettimeofday(&tv, NULL); to.tv_sec = tv.tv_sec+1; to.tv_nsec = tv.tv_usec * 1000; // if((err = pipe->timedwait(&cond, &condMutex, &to)) != 0) { ga_error("viedo encoder: image source timed out.\n"); continue; } data = pipe->load_data(); if(data == NULL) { ga_error("viedo encoder: unexpected NULL frame received (from '%s', data=%d, buf=%d).\n", pipe->name(), pipe->data_count(), pipe->buf_count()); continue; } } frame = (vsource_frame_t*) data->ptr; // handle pts if(basePts == -1LL) { basePts = frame->imgpts; ptsSync = encoder_pts_sync(rtspconf->video_fps); newpts = ptsSync; } else { newpts = ptsSync + frame->imgpts - basePts; } // encode! gettimeofday(&pkttv, NULL); enc = vpu_encoder_encode(&vpu[cid], frame->imgbuf, vpu[cid].vpu_framesize, &encsize); // pipe->release_data(data); // if(enc == NULL) { ga_error("encoder-vpu: encode failed.\n"); goto video_quit; } // pts must be monotonically increasing if(newpts > pts) { pts = newpts; } else { pts++; } // send packet #ifdef SAVEFILE if(fout != NULL) fwrite(enc, sizeof(char), encsize, fout); #endif pkt.data = enc; pkt.size = encsize; if(encoder_send_packet_all("video-encoder", cid, &pkt, pkt.pts, &pkttv) < 0) { goto video_quit; } if(video_written == 0) { video_written = 1; ga_error("first video frame written (pts=%lld)\n", pts); } #ifdef PRINT_LATENCY /* print out latency */ gettimeofday(&ptv, NULL); ga_aggregated_print(0x0001, 601, tvdiff_us(&ptv, &frame->timestamp)); #endif } // video_quit: if(pipe) { pipe->client_unregister(ga_gettid()); pipe = NULL; } // ga_error("video encoder: thread terminated (tid=%ld).\n", ga_gettid()); // return NULL; }