ppc: Only compile AltiVec FFT assembly when AltiVec is enabled

[ffmpeg] / libavcodec / ppc / dsputil_altivec.h

diff --git a/libavcodec/ppc/dsputil_altivec.h b/libavcodec/ppc/dsputil_altivec.h
index 3b2869d37502a545db866df241cc3e9976903290..de5054baa79bb5bd11046558fea9ef03c6bdf36a 100644 (file)
--- a/libavcodec/ppc/dsputil_altivec.h
+++ b/libavcodec/ppc/dsputil_altivec.h
@@ -3,74 +3,41 @@
  * Copyright (c) 2002 Dieter Shirley
  * Copyright (c) 2003-2004 Romain Dolbeau <romain@dolbeau.org>
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef _DSPUTIL_ALTIVEC_
-#define _DSPUTIL_ALTIVEC_
+#ifndef AVCODEC_PPC_DSPUTIL_ALTIVEC_H
+#define AVCODEC_PPC_DSPUTIL_ALTIVEC_H
 
-#include "dsputil_ppc.h"
+#include <stdint.h>
+#include "libavcodec/dsputil.h"
 
-#ifdef HAVE_ALTIVEC
+void ff_put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h);
 
-extern int has_altivec(void);
+void ff_avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h);
 
-void put_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h);
+void ff_fdct_altivec(int16_t *block);
+void ff_gmc1_altivec(uint8_t *dst, uint8_t *src, int stride, int h,
+                     int x16, int y16, int rounder);
+void ff_idct_put_altivec(uint8_t *dest, int line_size, int16_t *block);
+void ff_idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
 
-void avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h);
+void ff_dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx);
+void ff_float_init_altivec(DSPContext* c, AVCodecContext *avctx);
+void ff_int_init_altivec(DSPContext* c, AVCodecContext *avctx);
 
-// used to build registers permutation vectors (vcprm)
-// the 's' are for words in the _s_econd vector
-#define WORD_0 0x00,0x01,0x02,0x03
-#define WORD_1 0x04,0x05,0x06,0x07
-#define WORD_2 0x08,0x09,0x0a,0x0b
-#define WORD_3 0x0c,0x0d,0x0e,0x0f
-#define WORD_s0 0x10,0x11,0x12,0x13
-#define WORD_s1 0x14,0x15,0x16,0x17
-#define WORD_s2 0x18,0x19,0x1a,0x1b
-#define WORD_s3 0x1c,0x1d,0x1e,0x1f
-
-#ifdef CONFIG_DARWIN
-#define vcprm(a,b,c,d) (const vector unsigned char)(WORD_ ## a, WORD_ ## b, WORD_ ## c, WORD_ ## d)
-#else
-#define vcprm(a,b,c,d) (const vector unsigned char){WORD_ ## a, WORD_ ## b, WORD_ ## c, WORD_ ## d}
-#endif
-
-// vcprmle is used to keep the same index as in the SSE version.
-// it's the same as vcprm, with the index inversed
-// ('le' is Little Endian)
-#define vcprmle(a,b,c,d) vcprm(d,c,b,a)
-
-// used to build inverse/identity vectors (vcii)
-// n is _n_egative, p is _p_ositive
-#define FLOAT_n -1.
-#define FLOAT_p 1.
-
-
-#ifdef CONFIG_DARWIN
-#define vcii(a,b,c,d) (const vector float)(FLOAT_ ## a, FLOAT_ ## b, FLOAT_ ## c, FLOAT_ ## d)
-#else
-#define vcii(a,b,c,d) (const vector float){FLOAT_ ## a, FLOAT_ ## b, FLOAT_ ## c, FLOAT_ ## d}
-#endif
-
-#else /* HAVE_ALTIVEC */
-#ifdef ALTIVEC_USE_REFERENCE_C_CODE
-#error "I can't use ALTIVEC_USE_REFERENCE_C_CODE if I don't use HAVE_ALTIVEC"
-#endif /* ALTIVEC_USE_REFERENCE_C_CODE */
-#endif /* HAVE_ALTIVEC */
-
-#endif /* _DSPUTIL_ALTIVEC_ */
+#endif /* AVCODEC_PPC_DSPUTIL_ALTIVEC_H */