From 1008ceb38024dcfe202be2174ad33aa4a958d35a Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 15 Apr 2004 13:57:55 +0000 Subject: [PATCH] print video/audio/global_header size and muxing overhead Originally committed as revision 3014 to svn://svn.ffmpeg.org/ffmpeg/trunk --- ffmpeg.c | 23 ++++++++++++++++++----- 1 file changed, 18 insertions(+), 5 deletions(-) diff --git a/ffmpeg.c b/ffmpeg.c index a2dfdf9431..6a353464c8 100644 --- a/ffmpeg.c +++ b/ffmpeg.c @@ -203,6 +203,9 @@ static int using_vhook = 0; static int verbose = 1; static int thread_count= 1; static int q_pressed = 0; +static int64_t video_size = 0; +static int64_t audio_size = 0; +static int64_t extra_size = 0; #define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass" @@ -434,6 +437,7 @@ static void do_audio_out(AVFormatContext *s, &ost->fifo.rptr) == 0) { ret = avcodec_encode_audio(enc, audio_out, audio_out_size, (short *)audio_buf); + audio_size += ret; av_write_frame(s, ost->index, audio_out, ret); } } else { @@ -451,6 +455,7 @@ static void do_audio_out(AVFormatContext *s, } ret = avcodec_encode_audio(enc, audio_out, size_out, (short *)buftmp); + audio_size += ret; av_write_frame(s, ost->index, audio_out, ret); } } @@ -816,7 +821,6 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, int frame_size) { static FILE *fvstats=NULL; - static int64_t total_size = 0; char filename[40]; time_t today2; struct tm *today; @@ -840,7 +844,6 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, ti = MAXINT64; enc = &ost->st->codec; - total_size += frame_size; if (enc->codec_type == CODEC_TYPE_VIDEO) { frame_number = ost->frame_number; fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); @@ -854,9 +857,9 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, ti1 = 0.01; bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0; - avg_bitrate = (double)(total_size * 8) / ti1 / 1000.0; + avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", - (double)total_size / 1024, ti1, bitrate, avg_bitrate); + (double)video_size / 1024, ti1, bitrate, avg_bitrate); fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type)); } } @@ -953,8 +956,16 @@ static void print_report(AVFormatContext **output_files, fflush(stderr); } - if (is_last_report && verbose >= 0) + 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 + ); + } } /* pkt = NULL means EOF (needed to flush decoder buffers) */ @@ -1117,6 +1128,7 @@ static int output_packet(AVInputStream *ist, int ist_index, } do_video_out(os, ost, ist, &picture, &frame_size, audio_sync); + video_size += frame_size; if (do_vstats && frame_size) do_video_stats(os, ost, frame_size); } @@ -1513,6 +1525,7 @@ static int av_encode(AVFormatContext **output_files, ost->file_index, ost->index); exit(1); } + extra_size += ost->st->codec.extradata_size; } }