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	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	19	2011-08-14 - xxxxxx - lavu 52.12.0
17	20	Add av_fifo_peek2(), deprecate av_fifo_peek().
18	21

@@ -40,7 +40,7 @@ · 39 unmodified lines
40	40	#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
41	41
42	42	#define LIBAVUTIL_VERSION_MAJOR 51
43		−#define LIBAVUTIL_VERSION_MINOR 12
	43	+#define LIBAVUTIL_VERSION_MINOR 13
44	44	#define LIBAVUTIL_VERSION_MICRO 0
45	45
46	46	#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
@@ -95,6 +95,12 @@ enum AVMediaType { · 48 unmodified lines
95	95	AVMEDIA_TYPE_NB
96	96	};
97	97
	98	+/**
	99	+ * Return a string describing the media_type enum, NULL if media_type
	100	+ * is unknown.
	101	+ */
	102	+const char *av_get_media_type_string(enum AVMediaType media_type);
	103	+
98	104	#define FF_LAMBDA_SHIFT 7
99	105	#define FF_LAMBDA_SCALE (1<<FF_LAMBDA_SHIFT)
100	106	#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	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	55	char av_get_picture_type_char(enum AVPictureType pict_type)
44	56	{
45	57	switch (pict_type) {

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