rawdec: make use of AV_OPT_TYPE_VIDEO_RATE

Signed-off-by: Paul B Mahol <onemda@gmail.com>

libavformat/rawdec.c

@@ -70,7 +70,6 @@ int ff_raw_video_read_header(AVFormatContext *s)
 {
     AVStream *st;
     FFRawVideoDemuxerContext *s1 = s->priv_data;
-    AVRational framerate;
     int ret = 0;
 
 
@@ -84,12 +83,7 @@ int ff_raw_video_read_header(AVFormatContext *s)
     st->codec->codec_id = s->iformat->raw_codec_id;
     st->need_parsing = AVSTREAM_PARSE_FULL_RAW;
 
-    if ((ret = av_parse_video_rate(&framerate, s1->framerate)) < 0) {
-        av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
-        goto fail;
-    }
-
-    st->codec->time_base = av_inv_q(framerate);
+    st->codec->time_base = av_inv_q(s1->framerate);
     avpriv_set_pts_info(st, 64, 1, 1200000);
 
 fail:
@@ -101,7 +95,7 @@ fail:
 #define OFFSET(x) offsetof(FFRawVideoDemuxerContext, x)
 #define DEC AV_OPT_FLAG_DECODING_PARAM
 const AVOption ff_rawvideo_options[] = {
-    { "framerate", "", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC},
+    { "framerate", "", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0, DEC},
     { NULL },
 };
 

libavformat/rawdec.h

@@ -30,7 +30,7 @@ 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. */
-    char *framerate;          /**< String describing framerate, set by a private option. */
+    AVRational framerate;     /**< AVRational describing framerate, set by a private option. */
 } FFRawVideoDemuxerContext;
 
 extern const AVOption ff_rawvideo_options[];