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lavu/opt: add av_opt_ accessors for pixel/format/image size options

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The interface is implemented against the style of the other options
accessors. Possibly simplify programmatic setting of options.
This commit is contained in:
Stefano Sabatini 2012-11-04 15:32:56 +01:00
parent fdd71cf04c
commit c70ec631c9
4 changed files with 120 additions and 1 deletions
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8
libavutil/opt.h
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@ -31,6 +31,8 @@
#include "avutil.h"
#include "dict.h"
#include "log.h"
#include "pixfmt.h"
#include "samplefmt.h"
/**
* @defgroup avoptions AVOptions
@ -629,6 +631,9 @@ int av_opt_set_int (void *obj, const char *name, int64_t val, int search_f
int av_opt_set_double(void *obj, const char *name, double val, int search_flags);
int av_opt_set_q (void *obj, const char *name, AVRational val, int search_flags);
int av_opt_set_bin (void *obj, const char *name, const uint8_t *val, int size, int search_flags);
int av_opt_set_image_size(void *obj, const char *name, int w, int h, int search_flags);
int av_opt_set_pixel_fmt (void *obj, const char *name, enum AVPixelFormat fmt, int search_flags);
int av_opt_set_sample_fmt(void *obj, const char *name, enum AVSampleFormat fmt, int search_flags);
/**
* @}
*/
@ -652,6 +657,9 @@ int av_opt_get (void *obj, const char *name, int search_flags, uint8_t *
int av_opt_get_int (void *obj, const char *name, int search_flags, int64_t *out_val);
int av_opt_get_double(void *obj, const char *name, int search_flags, double *out_val);
int av_opt_get_q (void *obj, const char *name, int search_flags, AVRational *out_val);
int av_opt_get_image_size(void *obj, const char *name, int search_flags, int *w_out, int *h_out);
int av_opt_get_pixel_fmt (void *obj, const char *name, int search_flags, enum AVPixelFormat *out_fmt);
int av_opt_get_sample_fmt(void *obj, const char *name, int search_flags, enum AVSampleFormat *out_fmt);
/**
* @}
*/