static void print_report(AVFormatContext **output_files, AVOutputStream **ost_table, int nb_ostreams, int is_last_report) { char buf[1024]; AVOutputStream *ost; AVFormatContext *oc; int64_t total_size; AVCodecContext *enc; int frame_number, vid, i; double bitrate, ti1, pts; static int64_t last_time = -1; static int qp_histogram[52]; if (!is_last_report) { int64_t cur_time; /* display the report every 0.5 seconds */ cur_time = av_gettime(); if (last_time == -1) { last_time = cur_time; return; } if ((cur_time - last_time) < 500000) return; last_time = cur_time; } oc = output_files[0]; total_size = avio_size(oc->pb); if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too total_size= avio_tell(oc->pb); buf[0] = '\0'; ti1 = 1e10; vid = 0; for(i=0;i<nb_ostreams;i++) { float q= -1; ost = ost_table[i]; enc = ost->st->codec; if(!ost->st->stream_copy && enc->coded_frame) q= enc->coded_frame->quality/(float)FF_QP2LAMBDA; if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q); } if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { float t = (av_gettime()-timer_start) / 1000000.0; frame_number = ost->frame_number; snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ", frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q); if(is_last_report) snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); if(qp_hist){ int j; int qp= lrintf(q); if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram)) qp_histogram[qp]++; for(j=0; j<32; j++) snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2))); } if (enc->flags&CODEC_FLAG_PSNR){ int j; double error, error_sum=0; double scale, scale_sum=0; char type[3]= {'Y','U','V'}; snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); for(j=0; j<3; j++){ if(is_last_report){ error= enc->error[j]; scale= enc->width*enc->height*255.0*255.0*frame_number; }else{ error= enc->coded_frame->error[j]; scale= enc->width*enc->height*255.0*255.0; } if(j) scale/=4; error_sum += error; scale_sum += scale; snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale)); } snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum)); } vid = 1; } /* compute min output value */ pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base); if ((pts < ti1) && (pts > 0)) ti1 = pts; } if (ti1 < 0.01) ti1 = 0.01; if (verbose || is_last_report) { bitrate = (double)(total_size * 8) / ti1 / 1000.0; snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s", (double)total_size / 1024, ti1, bitrate); if (nb_frames_dup || nb_frames_drop) snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", nb_frames_dup, nb_frames_drop); if (verbose >= 0) fprintf(stderr, "%s \r", buf); fflush(stderr); } if (is_last_report && verbose >= 0){ int64_t raw= audio_size + video_size + extra_size; fprintf(stderr, "\n"); fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n", video_size/1024.0, audio_size/1024.0, extra_size/1024.0, 100.0*(total_size - raw)/raw ); } }