From d4863fc1a83ceab1d75469b406a2c67e5659b2a0 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Thu, 28 Jul 2011 16:47:38 +0200 Subject: cmdutils: allow precisely specifying a stream for AVOptions. --- cmdutils.h | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'cmdutils.h') diff --git a/cmdutils.h b/cmdutils.h index 7769194b9c..48ea213bde 100644 --- a/cmdutils.h +++ b/cmdutils.h @@ -148,16 +148,28 @@ void show_help_options(const OptionDef *options, const char *msg, int mask, int void parse_options(int argc, char **argv, const OptionDef *options, void (* parse_arg_function)(const char*)); +/** + * Check if the given stream matches a stream specifier. + * + * @param s Corresponding format context. + * @param st Stream from s to be checked. + * @param spec A stream specifier of the [v|a|s|d]:[] form. + * + * @return 1 if the stream matches, 0 if it doesn't, <0 on error + */ +int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec); + /** * Filter out options for given codec. * * Create a new options dictionary containing only the options from * opts which apply to the codec with ID codec_id. * - * @param encoder if non-zero the codec is an encoder, otherwise is a decoder + * @param s Corresponding format context. + * @param st A stream from s for which the options should be filtered. * @return a pointer to the created dictionary */ -AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id, int encoder); +AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id, AVFormatContext *s, AVStream *st); /** * Setup AVCodecContext options for avformat_find_stream_info(). -- cgit v1.2.3