From 79ebdbb9b9da0a86b277e3f85981196c781af398 Mon Sep 17 00:00:00 2001 From: Gyan Doshi Date: Fri, 2 Jul 2021 15:30:21 +0530 Subject: ffmpeg: add option recast_media Allows forcing decoders of different media type. Needed to decode media data muxed as data streams. --- fftools/ffmpeg_opt.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'fftools') diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c index a63bed54cf..cb7d6ceefc 100644 --- a/fftools/ffmpeg_opt.c +++ b/fftools/ffmpeg_opt.c @@ -186,6 +186,7 @@ static int input_sync; static int input_stream_potentially_available = 0; static int ignore_unknown_streams = 0; static int copy_unknown_streams = 0; +static int recast_media = 0; static int find_stream_info = 1; static void uninit_options(OptionsContext *o) @@ -759,7 +760,7 @@ static const AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name); exit_program(1); } - if (codec->type != type) { + if (codec->type != type && !recast_media) { av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name); exit_program(1); } @@ -774,6 +775,8 @@ static const AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVSt if (codec_name) { const AVCodec *codec = find_codec_or_die(codec_name, st->codecpar->codec_type, 0); st->codecpar->codec_id = codec->id; + if (recast_media && st->codecpar->codec_type != codec->type) + st->codecpar->codec_type = codec->type; return codec; } else return avcodec_find_decoder(st->codecpar->codec_id); @@ -3429,6 +3432,8 @@ const OptionDef options[] = { "Ignore unknown stream types" }, { "copy_unknown", OPT_BOOL | OPT_EXPERT, { ©_unknown_streams }, "Copy unknown stream types" }, + { "recast_media", OPT_BOOL | OPT_EXPERT, { &recast_media }, + "allow recasting stream type in order to force a decoder of different media type" }, { "c", HAS_ARG | OPT_STRING | OPT_SPEC | OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) }, "codec name", "codec" }, -- cgit v1.2.3