[FFmpeg-devel] [PATCH] List configurable codecs, (de)muxers, etc.

[Aurelien Jacobs]

On Tue, 22 May 2007 10:10:15 +0200
Panagiotis Issaris <takis.issaris at uhasselt.be> wrote:

> Hi,
> 
> The attached patch adds the possibility to show all configurable
> encoders, decoders, parsers, muxers, demuxers, protocols and bitstream
> filters.
> 
>  configure |   28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)

I like this feature.
Maybe adding a --list-all would be nice too (but that's a separate issue).

> @@ -973,18 +987,32 @@ for opt do
>    ;;
>    --disable-encoders) disable $ENCODER_LIST
>    ;;
> +  --list-encoders) show_list $ENCODER_LIST
> +  ;;
>    --disable-decoders) disable $DECODER_LIST
>    ;;
> +  --list-decoders) show_list $DECODER_LIST
> +  ;;
>    --disable-muxers) disable $MUXER_LIST
>    ;;
> +  --list-muxers) show_list $MUXER_LIST
> +  ;;
>    --disable-demuxers) disable $DEMUXER_LIST
>    ;;
> +  --list-demuxers) show_list $DEMUXER_LIST
> +  ;;
>    --disable-parsers) disable $PARSER_LIST
>    ;;
> +  --list-parsers) show_list $PARSER_LIST
> +  ;;
>    --disable-bsfs) disable $BSF_LIST
>    ;;
> +  --list-bsfs) show_list $BSF_LIST
> +  ;;
>    --disable-protocols) disable $PROTOCOL_LIST
>    ;;
> +  --list-protocols) show_list $PROTOCOL_LIST
> +  ;;
>    --enable-*=*|--disable-*=*)
>    eval `echo "$opt" | sed 's/=/-/;s/--/action=/;s/-/ thing=/;s/-/ name=/'`
>    case "$thing" in

Might be simplified using something like:
  --list-*)
  NAME=`echo "$opt" | sed......
  NAME=`toupper $NAME`
  show_list `eval \$${NAME}_LIST`
  ;;

Aurel