lavfi/aformat: use do..while(0) form for macro.

This avoids some empty statements.
This commit is contained in:
Clément Bœsch 2012-01-26 09:43:17 +01:00
parent d055c3286c
commit 9f0b0db0d3

View File

@ -42,7 +42,7 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
if (!args)
goto arg_fail;
#define ADD_FORMATS(all_formats, fmt_name, fmt_type, fmts_list) \
#define ADD_FORMATS(all_formats, fmt_name, fmt_type, fmts_list) do { \
fmts_str = av_get_token(&args, ":"); \
if (!fmts_str || !*fmts_str) \
goto arg_fail; \
@ -61,7 +61,8 @@ static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
} \
av_freep(&fmts_str); \
if (*args) \
args++;
args++; \
} while (0)
ADD_FORMATS(avfilter_make_all_formats(AVMEDIA_TYPE_AUDIO), sample_format, int, formats);
ADD_FORMATS(avfilter_make_all_channel_layouts(), channel_layout, int64_t, chlayouts);