From 4bcb75cc48be18341919f86ce26fa1f4db624f67 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 7 Apr 2013 22:13:58 +0200 Subject: ffmpeg: Print a warning when -frames is affecting non video frames Fixes Ticket2395 Signed-off-by: Michael Niedermayer --- ffmpeg_opt.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'ffmpeg_opt.c') diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c index 63a238ddfa..1f4d89ef89 100644 --- a/ffmpeg_opt.c +++ b/ffmpeg_opt.c @@ -972,6 +972,7 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e char *bsf = NULL, *next, *codec_tag = NULL; AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL; double qscale = -1; + int i; if (!st) { av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n"); @@ -1030,6 +1031,13 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e ost->max_frames = INT64_MAX; MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st); + for (i = 0; inb_max_frames; i++) { + char *p = o->max_frames[i].specifier; + if (!*p && type != AVMEDIA_TYPE_VIDEO) { + av_log(NULL, AV_LOG_WARNING, "Applying unspecific -frames to non video streams, maybe you meant -vframes ?\n"); + break; + } + } ost->copy_prior_start = -1; MATCH_PER_STREAM_OPT(copy_prior_start, i, ost->copy_prior_start, oc ,st); -- cgit v1.2.3