-map and sanity checking patch by (Brian Foley <bfoley at compsoc dot nuigalway dot ie>)

Originally committed as revision 1835 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Brian Foley 2003-05-05 20:39:24 +00:00 committed by Michael Niedermayer
parent eb9ef61a81
commit bd07398046

View File

@ -827,6 +827,18 @@ static int av_encode(AVFormatContext **output_files,
exit(1);
}
/* Sanity check the mapping args -- do the input files & streams exist? */
for(i=0;i<nb_stream_maps;i++) {
int fi = stream_maps[i].file_index;
int si = stream_maps[i].stream_index;
if (fi < 0 || fi > nb_input_files - 1 ||
si < 0 || si > file_table[fi].nb_streams - 1) {
fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
exit(1);
}
}
ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
if (!ost_table)
goto fail;
@ -849,6 +861,15 @@ static int av_encode(AVFormatContext **output_files,
if (nb_stream_maps > 0) {
ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
stream_maps[n-1].stream_index;
/* Sanity check that the stream types match */
if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
ost->file_index, ost->index);
exit(1);
}
} else {
/* get corresponding input stream index : we select the first one with the right type */
found = 0;