From 52d928daf9c0dc715329f53c10ed9d3f486fceb6 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 28 Feb 2014 23:55:34 +0100 Subject: [PATCH] avutil/opt: allow max=min=0 for pixel formats This is neccessary for maintaining ABI compatibility with FFmpeg 2.1 Signed-off-by: Michael Niedermayer --- libavutil/opt.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavutil/opt.c b/libavutil/opt.c index bff3b6e555..652a2ddbb3 100644 --- a/libavutil/opt.c +++ b/libavutil/opt.c @@ -327,6 +327,12 @@ static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t min = FFMAX(o->min, -1); max = FFMIN(o->max, fmt_nb-1); + // hack for compatibility with old ffmpeg + if(min == 0 && max == 0) { + min = -1; + max = fmt_nb-1; + } + if (fmt < min || fmt > max) { av_log(obj, AV_LOG_ERROR, "Value %d for parameter '%s' out of %s format range [%d - %d]\n",