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mirror of https://git.videolan.org/git/ffmpeg.git synced 2024-09-03 06:53:23 +02:00

ffmpeg.c: count subtitles in total size.

This avoids the "Output file is empty" warning
with subtitles-only files.
This commit is contained in:
Nicolas George 2012-06-17 19:50:36 +02:00
parent c49e960a60
commit 8c3514647e

View File

@ -163,6 +163,7 @@ static int run_as_daemon = 0;
static volatile int received_nb_signals = 0;
static int64_t video_size = 0;
static int64_t audio_size = 0;
static int64_t subtitle_size = 0;
static int64_t extra_size = 0;
static int nb_frames_dup = 0;
static int nb_frames_drop = 0;
@ -1688,6 +1689,7 @@ static void do_subtitle_out(AVFormatContext *s,
pkt.pts += 90 * sub->end_display_time;
}
write_frame(s, &pkt, ost);
subtitle_size += pkt.size;
}
}
@ -2123,15 +2125,16 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti
fflush(stderr);
if (is_last_report) {
int64_t raw= audio_size + video_size + extra_size;
int64_t raw= audio_size + video_size + subtitle_size + extra_size;
av_log(NULL, AV_LOG_INFO, "\n");
av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB subtitle:%1.0f global headers:%1.0fkB muxing overhead %f%%\n",
video_size / 1024.0,
audio_size / 1024.0,
subtitle_size / 1024.0,
extra_size / 1024.0,
100.0 * (total_size - raw) / raw
);
if(video_size + audio_size + extra_size == 0){
if(video_size + audio_size + subtitle_size + extra_size == 0){
av_log(NULL, AV_LOG_WARNING, "Output file is empty, nothing was encoded (check -ss / -t / -frames parameters if used)\n");
}
}
@ -2253,6 +2256,8 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
video_size += pkt->size;
ost->sync_opts++;
} else if (ost->st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
subtitle_size += pkt->size;
}
if (pkt->pts != AV_NOPTS_VALUE)