[FFmpeg-cvslog] swscale: revive SWS_CPU_CAPS until next major bump.

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed May 25 21:47:31 2011 +0200| [c7a973e44aba0a2e59fdd8957738c32b9fae872e] | committer: Anton Khirnov

swscale: revive SWS_CPU_CAPS until next major bump.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c7a973e44aba0a2e59fdd8957738c32b9fae872e
---

 libswscale/swscale.h |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/libswscale/swscale.h b/libswscale/swscale.h
index 1babced..6ab59c6 100644
--- a/libswscale/swscale.h
+++ b/libswscale/swscale.h
@@ -50,6 +50,9 @@
 #ifndef FF_API_SWS_GETCONTEXT
 #define FF_API_SWS_GETCONTEXT  (LIBSWSCALE_VERSION_MAJOR < 2)
 #endif
+#ifndef FF_API_SWS_CPU_CAPS
+#define FF_API_SWS_CPU_CAPS    (LIBSWSCALE_VERSION_MAJOR < 2)
+#endif
 
 /**
  * Returns the LIBSWSCALE_VERSION_INT constant.
@@ -95,6 +98,19 @@ const char *swscale_license(void);
 #define SWS_ACCURATE_RND      0x40000
 #define SWS_BITEXACT          0x80000
 
+#if FF_API_SWS_CPU_CAPS
+/**
+ * CPU caps are autodetected now, those flags
+ * are only provided for API compatibility.
+ */
+#define SWS_CPU_CAPS_MMX      0x80000000
+#define SWS_CPU_CAPS_MMX2     0x20000000
+#define SWS_CPU_CAPS_3DNOW    0x40000000
+#define SWS_CPU_CAPS_ALTIVEC  0x10000000
+#define SWS_CPU_CAPS_BFIN     0x01000000
+#define SWS_CPU_CAPS_SSE2     0x02000000
+#endif
+
 #define SWS_MAX_REDUCE_CUTOFF 0.002
 
 #define SWS_CS_ITU709         1