Implement avfilter_make_format_list2(), which is going to replace

avfilter_make_format_list().

See the thread:
"[PATCH] Implement avfilter_make_format_list2(enum PixelFormat pix_fmt, ...)".

Originally committed as revision 20299 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 16 insertions, 0 deletions

diff --git a/libavfilter/formats.c b/libavfilter/formats.c
index 33fec163a5..3a44cfd530 100644
--- a/libavfilter/formats.c
+++ b/libavfilter/formats.c
@@ -87,6 +87,22 @@ AVFilterFormats *avfilter_make_format_list(int len, ...)
     return ret;
 }
 
+AVFilterFormats *avfilter_make_format_list2(enum PixelFormat *pix_fmt)
+{
+    AVFilterFormats *formats;
+    int count;
+
+    for (count = 0; pix_fmt[count] != PIX_FMT_NONE; count++)
+        ;
+
+    formats               = av_mallocz(sizeof(AVFilterFormats));
+    formats->formats      = av_malloc(sizeof(*formats->formats) * count);
+    formats->format_count = count;
+    memcpy(formats->formats, pix_fmt, sizeof(*formats->formats) * count);
+
+    return formats;
+}
+
 AVFilterFormats *avfilter_all_colorspaces(void)
 {
     AVFilterFormats *ret;