From fef411ef3b169ce6249e0927e1b9cae2e1f05316 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 3 Dec 2011 21:17:52 +0100 Subject: [PATCH] lavc: Add a AVClass for AVFrames. Signed-off-by: Michael Niedermayer --- libavcodec/avcodec.h | 8 ++++++++ libavcodec/options.c | 24 ++++++++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index dfd15e5683..f6e4b071ba 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -4687,4 +4687,12 @@ enum AVMediaType avcodec_get_type(enum CodecID codec_id); */ const AVClass *avcodec_get_class(void); +/** + * Get the AVClass for AVFrame. It can be used in combination with + * AV_OPT_SEARCH_FAKE_OBJ for examining options. + * + * @see av_opt_find(). + */ +const AVClass *avcodec_get_frame_class(void); + #endif /* AVCODEC_AVCODEC_H */ diff --git a/libavcodec/options.c b/libavcodec/options.c index 0a82d50612..272776c110 100644 --- a/libavcodec/options.c +++ b/libavcodec/options.c @@ -700,3 +700,27 @@ const AVClass *avcodec_get_class(void) { return &av_codec_context_class; } + +#define FOFFSET(x) offsetof(AVFrame,x) + +static const AVOption frame_options[]={ +{"best_effort_timestamp", "", FOFFSET(best_effort_timestamp), AV_OPT_TYPE_INT64, {.dbl = AV_NOPTS_VALUE }, INT64_MIN, INT64_MAX, 0}, +{"pkt_pos", "", FOFFSET(pkt_pos), AV_OPT_TYPE_INT64, {.dbl = -1 }, INT64_MIN, INT64_MAX, 0}, +{"sample_aspect_ratio", "", FOFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0}, +{"width", "", FOFFSET(width), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, 0}, +{"height", "", FOFFSET(height), AV_OPT_TYPE_INT, {.dbl = 0 }, 0, INT_MAX, 0}, +{"format", "", FOFFSET(format), AV_OPT_TYPE_INT, {.dbl = -1 }, 0, INT_MAX, 0}, +{NULL}, +}; + +static const AVClass av_frame_class = { + .class_name = "AVFrame", + .item_name = NULL, + .option = frame_options, + .version = LIBAVUTIL_VERSION_INT, +}; + +const AVClass *avcodec_get_frame_class(void) +{ + return &av_frame_class; +}