lavu: add av_get_media_type_string() convenience function

Avoid code duplication.

Stefano Sabatini committed 15 years ago

Commit 69e2c1a1 parent 31ac0ac3 files · +22 −1Browse files

Unified · Split

3 files

@@ -13,6 +13,9 @@ libavutil: 2011-04-18 · 12 unmodified lines
13		13
14	API changes, most recent first:	14	API changes, most recent first:
15		15
		16	2011-08-20 - xxxxxx - lavu 51.13.0
		17	Add av_get_media_type_string().
		18
16	2011-08-14 - xxxxxx - lavu 52.12.0	19	2011-08-14 - xxxxxx - lavu 52.12.0
17	Add av_fifo_peek2(), deprecate av_fifo_peek().	20	Add av_fifo_peek2(), deprecate av_fifo_peek().
18		21

 #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
 #define LIBAVUTIL_VERSION_MAJOR 51
-#define LIBAVUTIL_VERSION_MINOR 12
+#define LIBAVUTIL_VERSION_MINOR 13
 #define LIBAVUTIL_VERSION_MICRO  0
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
     AVMEDIA_TYPE_NB
 };
+/**
+ * Return a string describing the media_type enum, NULL if media_type
+ * is unknown.
+ */
+const char *av_get_media_type_string(enum AVMediaType media_type);
 #define FF_LAMBDA_SHIFT 7
 #define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT)
 #define FF_QP2LAMBDA 118 ///< factor to convert from H.263 QP to lambda

@@ -40,6 +40,18 @@ const char *avutil_license(void) · 39 unmodified lines
40	return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;	40	return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
41	}	41	}
42		42
		43	const char *av_get_media_type_string(enum AVMediaType media_type)
		44	{
		45	switch (media_type) {
		46	case AVMEDIA_TYPE_VIDEO: return "video";
		47	case AVMEDIA_TYPE_AUDIO: return "audio";
		48	case AVMEDIA_TYPE_DATA: return "data";
		49	case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
		50	case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
		51	default: return NULL;
		52	}
		53	}
		54
43	char av_get_picture_type_char(enum AVPictureType pict_type)	55	char av_get_picture_type_char(enum AVPictureType pict_type)
44	{	56	{
45	switch (pict_type) {	57	switch (pict_type) {

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