lavu/opt: add consts where possible

This commit is contained in:
Lukasz Marek 2014-11-27 00:11:01 +01:00
parent 3ff3990104
commit f00e9c4b10
3 changed files with 15 additions and 7 deletions

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@ -42,13 +42,13 @@
#include <float.h> #include <float.h>
#if FF_API_OLD_AVOPTIONS #if FF_API_OLD_AVOPTIONS
const AVOption *av_next_option(void *obj, const AVOption *last) const AVOption *av_next_option(FF_CONST_AVUTIL55 void *obj, const AVOption *last)
{ {
return av_opt_next(obj, last); return av_opt_next(obj, last);
} }
#endif #endif
const AVOption *av_opt_next(void *obj, const AVOption *last) const AVOption *av_opt_next(FF_CONST_AVUTIL55 void *obj, const AVOption *last)
{ {
const AVClass *class; const AVClass *class;
if (!obj) if (!obj)
@ -61,7 +61,7 @@ const AVOption *av_opt_next(void *obj, const AVOption *last)
return NULL; return NULL;
} }
static int read_number(const AVOption *o, void *dst, double *num, int *den, int64_t *intnum) static int read_number(const AVOption *o, const void *dst, double *num, int *den, int64_t *intnum)
{ {
switch (o->type) { switch (o->type) {
case AV_OPT_TYPE_FLAGS: *intnum = *(unsigned int*)dst;return 0; case AV_OPT_TYPE_FLAGS: *intnum = *(unsigned int*)dst;return 0;
@ -1573,7 +1573,7 @@ static int opt_size(enum AVOptionType type)
return 0; return 0;
} }
int av_opt_copy(void *dst, void *src) int av_opt_copy(void *dst, FF_CONST_AVUTIL55 void *src)
{ {
const AVOption *o = NULL; const AVOption *o = NULL;
const AVClass *c; const AVClass *c;

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@ -33,6 +33,7 @@
#include "log.h" #include "log.h"
#include "pixfmt.h" #include "pixfmt.h"
#include "samplefmt.h" #include "samplefmt.h"
#include "version.h"
/** /**
* @defgroup avoptions AVOptions * @defgroup avoptions AVOptions
@ -416,7 +417,7 @@ double av_get_double(void *obj, const char *name, const AVOption **o_out);
AVRational av_get_q(void *obj, const char *name, const AVOption **o_out); AVRational av_get_q(void *obj, const char *name, const AVOption **o_out);
int64_t av_get_int(void *obj, const char *name, const AVOption **o_out); int64_t av_get_int(void *obj, const char *name, const AVOption **o_out);
attribute_deprecated const char *av_get_string(void *obj, const char *name, const AVOption **o_out, char *buf, int buf_len); attribute_deprecated const char *av_get_string(void *obj, const char *name, const AVOption **o_out, char *buf, int buf_len);
attribute_deprecated const AVOption *av_next_option(void *obj, const AVOption *last); attribute_deprecated const AVOption *av_next_option(FF_CONST_AVUTIL55 void *obj, const AVOption *last);
#endif #endif
/** /**
@ -673,7 +674,7 @@ const AVOption *av_opt_find2(void *obj, const char *name, const char *unit,
* or NULL * or NULL
* @return next AVOption or NULL * @return next AVOption or NULL
*/ */
const AVOption *av_opt_next(void *obj, const AVOption *prev); const AVOption *av_opt_next(FF_CONST_AVUTIL55 void *obj, const AVOption *prev);
/** /**
* Iterate over AVOptions-enabled children of obj. * Iterate over AVOptions-enabled children of obj.
@ -825,7 +826,7 @@ int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags
* @param src Object to copy into * @param src Object to copy into
* @return 0 on success, negative on error * @return 0 on success, negative on error
*/ */
int av_opt_copy(void *dest, void *src); int av_opt_copy(void *dest, FF_CONST_AVUTIL55 void *src);
/** /**
* Get a default list of allowed ranges for the given option. * Get a default list of allowed ranges for the given option.

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@ -120,6 +120,13 @@
#define FF_API_OPT_TYPE_METADATA (LIBAVUTIL_VERSION_MAJOR < 55) #define FF_API_OPT_TYPE_METADATA (LIBAVUTIL_VERSION_MAJOR < 55)
#endif #endif
#ifndef FF_CONST_AVUTIL55
#if LIBAVUTIL_VERSION_MAJOR >= 55
#define FF_CONST_AVUTIL55 const
#else
#define FF_CONST_AVUTIL55
#endif
#endif
/** /**
* @} * @}