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ffmpeg: add verbose consistency checks in case of filtering inconsistent options

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In particular, warn in case -filter and streamcopy is used at the same
time, fix trac ticket #678.
This commit is contained in:
Stefano Sabatini 2013-11-03 10:50:16 +01:00
parent cfe7185a92
commit 535d58959d
1 changed files with 42 additions and 0 deletions
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42
ffmpeg_opt.c
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@ -1171,6 +1171,25 @@ static char *get_ost_filters(OptionsContext *o, AVFormatContext *oc,
"null" : "anull");
}
static void check_streamcopy_filters(OptionsContext *o, AVFormatContext *oc,
const OutputStream *ost, enum AVMediaType type)
{
char *filter_script = NULL, *filter = NULL;
MATCH_PER_STREAM_OPT(filter_scripts, str, filter_script, oc, ost->st);
MATCH_PER_STREAM_OPT(filters, str, filter, oc, ost->st);
if (filter_script || filter) {
av_log(NULL, AV_LOG_ERROR,
"Filtergraph '%s' or filter_script '%s' was defined for %s output stream "
"%d:%d but codec copy was selected.\n"
"Filtering and streamcopy cannot be used together.\n",
(char *)av_x_if_null(filter, "(none)"),
(char *)av_x_if_null(filter_script, "(none)"),
av_get_media_type_string(type),
ost->file_index, ost->index);
exit_program(1);
}
}
static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
{
AVStream *st;
@ -1311,6 +1330,9 @@ static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, in
MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
}
if (ost->stream_copy)
check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_VIDEO);
return ost;
}
@ -1364,6 +1386,9 @@ static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc, in
}
}
if (ost->stream_copy)
check_streamcopy_filters(o, oc, ost, AVMEDIA_TYPE_AUDIO);
return ost;
}
@ -1548,6 +1573,23 @@ static void init_output_filter(OutputFilter *ofilter, OptionsContext *o,
exit_program(1);
}
if (ost->avfilter) {
char *filter_script = NULL, *filter = NULL;
MATCH_PER_STREAM_OPT(filter_scripts, str, filter_script, oc, ost->st);
MATCH_PER_STREAM_OPT(filters, str, filter, oc, ost->st);
if (filter || filter_script) {
av_log(NULL, AV_LOG_ERROR,
"Filter graph '%s' or filter script '%s' was specified through the -filter/-filter_script/-vf/-af option "
"for output stream %d:%d, which is fed from a complex filtergraph.\n"
"-filter/-filter_script and -filter_complex cannot be used together for the same stream.\n",
(char *)av_x_if_null(filter, "(none)"),
(char *)av_x_if_null(filter_script, "(none)"),
ost->file_index, ost->index);
exit_program(1);
}
}
if (configure_output_filter(ofilter->graph, ofilter, ofilter->out_tmp) < 0) {
av_log(NULL, AV_LOG_FATAL, "Error configuring filter.\n");
exit_program(1);