Extend the behavior of avcodec_get_pix_fmt(), if it cannot find a

pixel format for the provided name, make it look for the native endian
variant of the name.

Originally committed as revision 18130 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 13 insertions, 1 deletions

diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index a19ecec7f2..cdc88b41b0 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -31,7 +31,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR 52
 #define LIBAVCODEC_VERSION_MINOR 22
-#define LIBAVCODEC_VERSION_MICRO  1
+#define LIBAVCODEC_VERSION_MICRO  2
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \
@@ -2708,6 +2708,18 @@ int avpicture_get_size(enum PixelFormat pix_fmt, int width, int height);
 void avcodec_get_chroma_sub_sample(enum PixelFormat pix_fmt, int *h_shift, int *v_shift);
 const char *avcodec_get_pix_fmt_name(enum PixelFormat pix_fmt);
 void avcodec_set_dimensions(AVCodecContext *s, int width, int height);
+
+/**
+ * Returns the pixel format corresponding to the name \p name.
+ *
+ * If there is no pixel format with name \p name, then looks for a
+ * pixel format with the name corresponding to the native endian
+ * format of \p name.
+ * For example in a little-endian system, first looks for "gray16",
+ * then for "gray16le".
+ *
+ * Finally if no pixel format has been found, returns \c PIX_FMT_NONE.
+ */
 enum PixelFormat avcodec_get_pix_fmt(const char* name);
 unsigned int avcodec_pix_fmt_to_codec_tag(enum PixelFormat p);