Commit 69e2c1a9 authored by Stefano Sabatini's avatar Stefano Sabatini

lavu: add av_get_media_type_string() convenience function

Avoid code duplication.
parent 31ac0ac2
......@@ -13,6 +13,9 @@ libavutil: 2011-04-18
API changes, most recent first:
2011-08-20 - xxxxxx - lavu 51.13.0
Add av_get_media_type_string().
2011-08-14 - xxxxxx - lavu 52.12.0
Add av_fifo_peek2(), deprecate av_fifo_peek().
......
......@@ -40,7 +40,7 @@
#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, \
......@@ -95,6 +95,12 @@ enum AVMediaType {
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)
return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
}
const char *av_get_media_type_string(enum AVMediaType media_type)
{
switch (media_type) {
case AVMEDIA_TYPE_VIDEO: return "video";
case AVMEDIA_TYPE_AUDIO: return "audio";
case AVMEDIA_TYPE_DATA: return "data";
case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
default: return NULL;
}
}
char av_get_picture_type_char(enum AVPictureType pict_type)
{
switch (pict_type) {
......
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