[FFmpeg-devel] [PATCH 1/2] bintext: make use of AV_OPT_TYPE_VIDEO_RATE

Stefano Sabatini stefasab at gmail.com
Fri Apr 5 17:17:49 CEST 2013


On date Friday 2013-04-05 14:47:43 +0000, Paul B Mahol encoded:
> Signed-off-by: Paul B Mahol <onemda at gmail.com>
> ---
>  libavformat/bintext.c | 15 +++------------
>  1 file changed, 3 insertions(+), 12 deletions(-)
> 
> diff --git a/libavformat/bintext.c b/libavformat/bintext.c
> index 91f95f3..502bb12 100644
> --- a/libavformat/bintext.c
> +++ b/libavformat/bintext.c
> @@ -44,7 +44,7 @@ typedef struct {
>                                set by private options as characters per second, and then
>                                converted to characters per frame at runtime */
>      char *video_size;    /**< video size (WxH pixels) (private option) */
> -    char *framerate;     /**< frames per second (private option) */
> +    AVRational framerate; /**< frames per second (private option) */
>      uint64_t fsize;  /**< file size less metadata buffer */
>  } BinDemuxContext;
>  
> @@ -67,16 +67,7 @@ static AVStream * init_stream(AVFormatContext *s)
>          st->codec->height = (25<<4);
>      }
>  
> -    if (bin->framerate) {
> -        AVRational framerate;
> -        if (av_parse_video_rate(&framerate, bin->framerate) < 0) {
> -            av_log(s, AV_LOG_ERROR, "Could not parse framerate: '%s'\n", bin->framerate);
> -            return NULL;
> -        }
> -        avpriv_set_pts_info(st, 60, framerate.den, framerate.num);
> -    } else {
> -        avpriv_set_pts_info(st, 60, 1, 25);
> -    }
> +    avpriv_set_pts_info(st, 60, bin->framerate.den, bin->framerate.num);
>  
>      /* simulate tty display speed */
>      bin->chars_per_frame = FFMAX(av_q2d(st->time_base) * bin->chars_per_frame, 1);
> @@ -347,7 +338,7 @@ static int read_packet(AVFormatContext *s,
>  static const AVOption options[] = {
>      { "linespeed", "set simulated line speed (bytes per second)", OFFSET(chars_per_frame), AV_OPT_TYPE_INT, {.i64 = 6000}, 1, INT_MAX, AV_OPT_FLAG_DECODING_PARAM},
>      { "video_size", "set video size, such as 640x480 or hd720.", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
> -    { "framerate", "set framerate (frames per second)", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
> +    { "framerate", "set framerate (frames per second)", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
>      { NULL },
>  };

LGTM.
-- 
FFmpeg = Fostering and Fast Muttering Patchable Elegant Goblin


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