diff options
author | Anton Khirnov <anton@khirnov.net> | 2011-05-24 11:02:11 +0400 |
---|---|---|
committer | Anton Khirnov <anton@khirnov.net> | 2011-05-28 01:33:51 +0400 |
commit | 2a85f218680832bc8a22155c8d5225bdb9c10279 (patch) | |
tree | 8b86f77d36643d9d377a6e27e3171bb843031b2f | |
parent | d576bbf3eb0eb2a421f0c3efb2b78a47a1826cf5 (diff) |
rawdec: add a pixel_format private option.
-rw-r--r-- | libavformat/rawdec.c | 29 | ||||
-rw-r--r-- | libavformat/rawdec.h | 1 |
2 files changed, 20 insertions, 10 deletions
diff --git a/libavformat/rawdec.c b/libavformat/rawdec.c index 434ed48f05..4f974d7045 100644 --- a/libavformat/rawdec.c +++ b/libavformat/rawdec.c @@ -25,6 +25,7 @@ #include "rawdec.h" #include "libavutil/opt.h" #include "libavutil/parseutils.h" +#include "libavutil/pixdesc.h" /* raw input */ int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap) @@ -70,30 +71,37 @@ int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap) case AVMEDIA_TYPE_VIDEO: { FFRawVideoDemuxerContext *s1 = s->priv_data; int width = 0, height = 0, ret; + enum PixelFormat pix_fmt; + if(ap->time_base.num) av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den); else av_set_pts_info(st, 64, 1, 25); - if (s1->video_size) { - ret = av_parse_video_size(&width, &height, s1->video_size); - av_freep(&s1->video_size); - if (ret < 0) { - av_log(s, AV_LOG_ERROR, "Couldn't parse video size.\n"); - return ret; - } + if (s1->video_size && (ret = av_parse_video_size(&width, &height, s1->video_size)) < 0) { + av_log(s, AV_LOG_ERROR, "Couldn't parse video size.\n"); + goto fail; + } + if ((pix_fmt = av_get_pix_fmt(s1->pixel_format)) == PIX_FMT_NONE) { + av_log(s, AV_LOG_ERROR, "No such pixel format: %s.\n", s1->pixel_format); + ret = AVERROR(EINVAL); + goto fail; } #if FF_API_FORMAT_PARAMETERS if (ap->width > 0) width = ap->width; if (ap->height > 0) height = ap->height; + if (ap->pix_fmt) + pix_fmt = ap->pix_fmt; #endif st->codec->width = width; st->codec->height = height; - st->codec->pix_fmt = ap->pix_fmt; - if(st->codec->pix_fmt == PIX_FMT_NONE) - st->codec->pix_fmt= PIX_FMT_YUV420P; + st->codec->pix_fmt = pix_fmt; break; +fail: + av_freep(&s1->video_size); + av_freep(&s1->pixel_format); + return ret; } default: return -1; @@ -187,6 +195,7 @@ const AVClass ff_rawaudio_demuxer_class = { #define DEC AV_OPT_FLAG_DECODING_PARAM static const AVOption video_options[] = { { "video_size", "A string describing frame size, such as 640x480 or hd720.", OFFSET(video_size), FF_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC }, + { "pixel_format", "", OFFSET(pixel_format), FF_OPT_TYPE_STRING, {.str = "yuv420p"}, 0, 0, DEC }, { NULL }, }; #undef OFFSET diff --git a/libavformat/rawdec.h b/libavformat/rawdec.h index 99beadd0e1..4968915cc6 100644 --- a/libavformat/rawdec.h +++ b/libavformat/rawdec.h @@ -34,6 +34,7 @@ typedef struct RawAudioDemuxerContext { typedef struct FFRawVideoDemuxerContext { const AVClass *class; /**< Class for private options. */ char *video_size; /**< String describing video size, set by a private option. */ + char *pixel_format; /**< Set by a private option. */ } FFRawVideoDemuxerContext; extern const AVClass ff_rawaudio_demuxer_class; |