}
while( ret >= 0 && st != 0 && !reading ) {
AVCodecID codec_id = st->codecpar->codec_id;
- AVCodec *decoder = avcodec_find_decoder(codec_id);
+ AVCodec *decoder = 0;
+ if( is_video() ) {
+ if( ffmpeg->opt_video_decoder )
+ decoder = avcodec_find_decoder_by_name(ffmpeg->opt_video_decoder);
+ else
+ ffmpeg->video_codec_remaps.update(codec_id, decoder);
+ }
+ else if( is_audio() ) {
+ if( ffmpeg->opt_audio_decoder )
+ decoder = avcodec_find_decoder_by_name(ffmpeg->opt_audio_decoder);
+ else
+ ffmpeg->audio_codec_remaps.update(codec_id, decoder);
+ }
+ if( !decoder )
+ decoder = avcodec_find_decoder(codec_id);
avctx = avcodec_alloc_context3(decoder);
if( !avctx ) {
eprintf(_("cant allocate codec context\n"));
opt_video_filter = 0;
opt_audio_filter = 0;
opt_hw_dev = 0;
+ opt_video_decoder = 0;
+ opt_audio_decoder = 0;
fflags = 0;
char option_path[BCTEXTLEN];
set_option_path(option_path, "%s", "ffmpeg.opts");
return ret;
}
+FFCodecRemap::FFCodecRemap()
+{
+ old_codec = 0;
+ new_codec = 0;
+}
+FFCodecRemap::~FFCodecRemap()
+{
+ delete [] old_codec;
+ delete [] new_codec;
+}
+
+int FFCodecRemaps::add(const char *val)
+{
+ char old_codec[BCSTRLEN], new_codec[BCSTRLEN];
+ if( sscanf(val, " %63[a-zA-z0-9_-] = %63[a-z0-9_-]",
+ &old_codec[0], &new_codec[0]) != 2 ) return 1;
+ FFCodecRemap &remap = append();
+ remap.old_codec = cstrdup(old_codec);
+ remap.new_codec = cstrdup(new_codec);
+ return 0;
+}
+
+
+int FFCodecRemaps::update(AVCodecID &codec_id, AVCodec *&decoder)
+{
+ AVCodec *codec = avcodec_find_decoder(codec_id);
+ if( !codec ) return -1;
+ const char *name = codec->name;
+ FFCodecRemaps &map = *this;
+ int k = map.size();
+ while( --k >= 0 && strcmp(map[k].old_codec, name) );
+ if( k < 0 ) return 1;
+ const char *new_codec = map[k].new_codec;
+ codec = avcodec_find_decoder_by_name(new_codec);
+ if( !codec ) return -1;
+ decoder = codec;
+ return 0;
+}
+
int FFMPEG::read_options(FILE *fp, const char *options, AVDictionary *&opts)
{
int ret = 0, no = 0;
if( !ret ) {
if( !strcmp(key, "duration") )
opt_duration = strtod(val, 0);
+ else if( !strcmp(key, "video_decoder") )
+ opt_video_decoder = cstrdup(val);
+ else if( !strcmp(key, "audio_decoder") )
+ opt_audio_decoder = cstrdup(val);
+ else if( !strcmp(key, "remap_video_decoder") )
+ video_codec_remaps.add(val);
+ else if( !strcmp(key, "remap_audio_decoder") )
+ audio_codec_remaps.add(val);
else if( !strcmp(key, "video_filter") )
opt_video_filter = cstrdup(val);
else if( !strcmp(key, "audio_filter") )