#include "libavutil/avutil.h"
#define LIBSWSCALE_VERSION_MAJOR 0
-#define LIBSWSCALE_VERSION_MINOR 11
+#define LIBSWSCALE_VERSION_MINOR 12
#define LIBSWSCALE_VERSION_MICRO 0
#define LIBSWSCALE_VERSION_INT AV_VERSION_INT(LIBSWSCALE_VERSION_MAJOR, \
#define LIBSWSCALE_IDENT "SwS" AV_STRINGIFY(LIBSWSCALE_VERSION)
+/**
+ * Those FF_API_* defines are not part of public API.
+ * They may change, break or disappear at any time.
+ */
+#ifndef FF_API_SWS_GETCONTEXT
+#define FF_API_SWS_GETCONTEXT (LIBSWSCALE_VERSION_MAJOR < 1)
+#endif
+
/**
* Returns the LIBSWSCALE_VERSION_INT constant.
*/
#define SWS_CPU_CAPS_3DNOW 0x40000000
#define SWS_CPU_CAPS_ALTIVEC 0x10000000
#define SWS_CPU_CAPS_BFIN 0x01000000
+#define SWS_CPU_CAPS_SSE2 0x02000000
#define SWS_MAX_REDUCE_CUTOFF 0.002
*/
int sws_isSupportedOutput(enum PixelFormat pix_fmt);
+/**
+ * Allocates an empty SwsContext. This must be filled and passed to
+ * sws_init_context(). For filling see AVOptions, options.c and
+ * sws_setColorspaceDetails().
+ */
+struct SwsContext *sws_alloc_context(void);
+
+/**
+ * Initializes the swscaler context sws_context.
+ *
+ * @return zero or positive value on success, a negative value on
+ * error
+ */
+int sws_init_context(struct SwsContext *sws_context, SwsFilter *srcFilter, SwsFilter *dstFilter);
+
/**
* Frees the swscaler context swsContext.
* If swsContext is NULL, then does nothing.
*/
void sws_freeContext(struct SwsContext *swsContext);
+#if FF_API_SWS_GETCONTEXT
/**
* Allocates and returns a SwsContext. You need it to perform
* scaling/conversion operations using sws_scale().
* @param dstFormat the destination image format
* @param flags specify which algorithm and options to use for rescaling
* @return a pointer to an allocated context, or NULL in case of error
+ * @deprecated use sws_alloc_context() and sws_init_context()
*/
+attribute_deprecated
struct SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat,
int dstW, int dstH, enum PixelFormat dstFormat,
int flags, SwsFilter *srcFilter,
SwsFilter *dstFilter, const double *param);
+#endif
/**
* Scales the image slice in srcSlice and puts the resulting scaled