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add FF_API_URL_CLASS define to enable usage of URLContext as a AVClass

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Originally committed as revision 24835 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2010-08-19 16:49:08 +00:00
parent cd223e0b4e
commit 404eba44b1
3 changed files with 6 additions and 3 deletions
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3
libavformat/avformat.h
View File

@ -45,6 +45,9 @@
#ifndef FF_API_OLD_METADATA
#define FF_API_OLD_METADATA (LIBAVFORMAT_VERSION_MAJOR < 53)
#endif
#ifndef FF_API_URL_CLASS
#define FF_API_URL_CLASS (LIBAVFORMAT_VERSION_MAJOR >= 53)
#endif
/**
* I return the LIBAVFORMAT_VERSION_INT constant. You got

4
libavformat/avio.c
View File

@ -30,7 +30,7 @@
#include "network.h"
#endif
#if LIBAVFORMAT_VERSION_MAJOR >= 53
#if FF_API_URL_CLASS
/** @name Logging context. */
/*@{*/
static const char *urlcontext_to_name(void *ptr)
@ -109,7 +109,7 @@ static int url_alloc_for_protocol (URLContext **puc, struct URLProtocol *up,
err = AVERROR(ENOMEM);
goto fail;
}
#if LIBAVFORMAT_VERSION_MAJOR >= 53
#if FF_API_URL_CLASS
uc->av_class = &urlcontext_class;
#endif
uc->filename = (char *) &uc[1];

2
libavformat/avio.h
View File

@ -43,7 +43,7 @@
* sizeof(URLContext) must not be used outside libav*.
*/
typedef struct URLContext {
#if LIBAVFORMAT_VERSION_MAJOR >= 53
#if FF_API_URL_CLASS
const AVClass *av_class; ///< information for av_log(). Set by url_open().
#endif
struct URLProtocol *prot;