dsputil: Separate h264chroma

8 files changed, 356 insertions, 294 deletions

diff --git a/libavcodec/ppc/Makefile b/libavcodec/ppc/Makefile
index e152483e7c..a2ce9ebafb 100644
--- a/libavcodec/ppc/Makefile
+++ b/libavcodec/ppc/Makefile
@@ -1,6 +1,7 @@
 OBJS                                   += ppc/dsputil_ppc.o             \
                                           ppc/videodsp_ppc.o            \
 
+OBJS-$(CONFIG_H264CHROMA)              += ppc/h264chroma_init.o
 OBJS-$(CONFIG_H264QPEL)                += ppc/h264_qpel.o
 OBJS-$(CONFIG_VORBIS_DECODER)          += ppc/vorbisdsp_altivec.o
 OBJS-$(CONFIG_VP3DSP)                  += ppc/vp3dsp_altivec.o
diff --git a/libavcodec/ppc/dsputil_altivec.h b/libavcodec/ppc/dsputil_altivec.h
index e97234400f..de5054baa7 100644
--- a/libavcodec/ppc/dsputil_altivec.h
+++ b/libavcodec/ppc/dsputil_altivec.h
@@ -36,8 +36,6 @@ void ff_gmc1_altivec(uint8_t *dst, uint8_t *src, int stride, int h,
 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 ff_dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx);
-
 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);
diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c
index 1174a7c746..1eebafa92e 100644
--- a/libavcodec/ppc/dsputil_ppc.c
+++ b/libavcodec/ppc/dsputil_ppc.c
@@ -157,8 +157,6 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx)
     }
 
 #if HAVE_ALTIVEC
-    if(CONFIG_H264_DECODER) ff_dsputil_h264_init_ppc(c, avctx);
-
     if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
         ff_dsputil_init_altivec(c, avctx);
         ff_int_init_altivec(c, avctx);
diff --git a/libavcodec/ppc/h264_qpel.c b/libavcodec/ppc/h264_qpel.c
index b70d4a9067..2e68a06e60 100644
--- a/libavcodec/ppc/h264_qpel.c
+++ b/libavcodec/ppc/h264_qpel.c
@@ -33,8 +33,6 @@
 #define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s)
 
 #define OP_U8_ALTIVEC                          PUT_OP_U8_ALTIVEC
-#define PREFIX_h264_chroma_mc8_altivec         put_h264_chroma_mc8_altivec
-#define PREFIX_h264_chroma_mc8_num             altivec_put_h264_chroma_mc8_num
 #define PREFIX_h264_qpel16_h_lowpass_altivec   put_h264_qpel16_h_lowpass_altivec
 #define PREFIX_h264_qpel16_h_lowpass_num       altivec_put_h264_qpel16_h_lowpass_num
 #define PREFIX_h264_qpel16_v_lowpass_altivec   put_h264_qpel16_v_lowpass_altivec
@@ -43,8 +41,6 @@
 #define PREFIX_h264_qpel16_hv_lowpass_num      altivec_put_h264_qpel16_hv_lowpass_num
 #include "h264_qpel_template.c"
 #undef OP_U8_ALTIVEC
-#undef PREFIX_h264_chroma_mc8_altivec
-#undef PREFIX_h264_chroma_mc8_num
 #undef PREFIX_h264_qpel16_h_lowpass_altivec
 #undef PREFIX_h264_qpel16_h_lowpass_num
 #undef PREFIX_h264_qpel16_v_lowpass_altivec
@@ -53,8 +49,6 @@
 #undef PREFIX_h264_qpel16_hv_lowpass_num
 
 #define OP_U8_ALTIVEC                          AVG_OP_U8_ALTIVEC
-#define PREFIX_h264_chroma_mc8_altivec         avg_h264_chroma_mc8_altivec
-#define PREFIX_h264_chroma_mc8_num             altivec_avg_h264_chroma_mc8_num
 #define PREFIX_h264_qpel16_h_lowpass_altivec   avg_h264_qpel16_h_lowpass_altivec
 #define PREFIX_h264_qpel16_h_lowpass_num       altivec_avg_h264_qpel16_h_lowpass_num
 #define PREFIX_h264_qpel16_v_lowpass_altivec   avg_h264_qpel16_v_lowpass_altivec
@@ -63,8 +57,6 @@
 #define PREFIX_h264_qpel16_hv_lowpass_num      altivec_avg_h264_qpel16_hv_lowpass_num
 #include "h264_qpel_template.c"
 #undef OP_U8_ALTIVEC
-#undef PREFIX_h264_chroma_mc8_altivec
-#undef PREFIX_h264_chroma_mc8_num
 #undef PREFIX_h264_qpel16_h_lowpass_altivec
 #undef PREFIX_h264_qpel16_h_lowpass_num
 #undef PREFIX_h264_qpel16_v_lowpass_altivec
@@ -273,18 +265,6 @@ static inline void avg_pixels16_l2_altivec( uint8_t * dst, const uint8_t * src1,
 
 H264_MC(put_, 16, altivec)
 H264_MC(avg_, 16, altivec)
-
-void ff_dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx)
-{
-    const int high_bit_depth = avctx->bits_per_raw_sample > 8;
-
-    if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
-    if (!high_bit_depth) {
-        c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
-        c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
-    }
-    }
-}
 #endif /* HAVE_ALTIVEC */
 
 av_cold void ff_h264qpel_init_ppc(H264QpelContext *c, int bit_depth)
diff --git a/libavcodec/ppc/h264_qpel_template.c b/libavcodec/ppc/h264_qpel_template.c
index b445f926a7..4df1d09768 100644
--- a/libavcodec/ppc/h264_qpel_template.c
+++ b/libavcodec/ppc/h264_qpel_template.c
@@ -26,274 +26,6 @@
 #define ASSERT_ALIGNED(ptr) ;
 #endif
 
-/* this code assume that stride % 16 == 0 */
-
-#define CHROMA_MC8_ALTIVEC_CORE(BIAS1, BIAS2) \
-        vsrc2ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc2uc);\
-        vsrc3ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc3uc);\
-\
-        psum = vec_mladd(vA, vsrc0ssH, BIAS1);\
-        psum = vec_mladd(vB, vsrc1ssH, psum);\
-        psum = vec_mladd(vC, vsrc2ssH, psum);\
-        psum = vec_mladd(vD, vsrc3ssH, psum);\
-        psum = BIAS2(psum);\
-        psum = vec_sr(psum, v6us);\
-\
-        vdst = vec_ld(0, dst);\
-        ppsum = (vec_u8)vec_pack(psum, psum);\
-        vfdst = vec_perm(vdst, ppsum, fperm);\
-\
-        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
-\
-        vec_st(fsum, 0, dst);\
-\
-        vsrc0ssH = vsrc2ssH;\
-        vsrc1ssH = vsrc3ssH;\
-\
-        dst += stride;\
-        src += stride;
-
-#define CHROMA_MC8_ALTIVEC_CORE_SIMPLE \
-\
-        vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);\
-        vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);\
-\
-        psum = vec_mladd(vA, vsrc0ssH, v32ss);\
-        psum = vec_mladd(vE, vsrc1ssH, psum);\
-        psum = vec_sr(psum, v6us);\
-\
-        vdst = vec_ld(0, dst);\
-        ppsum = (vec_u8)vec_pack(psum, psum);\
-        vfdst = vec_perm(vdst, ppsum, fperm);\
-\
-        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
-\
-        vec_st(fsum, 0, dst);\
-\
-        dst += stride;\
-        src += stride;
-
-#define noop(a) a
-#define add28(a) vec_add(v28ss, a)
-
-#ifdef PREFIX_h264_chroma_mc8_altivec
-static void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src,
-                                    int stride, int h, int x, int y) {
-    DECLARE_ALIGNED(16, signed int, ABCD)[4] =
-                        {((8 - x) * (8 - y)),
-                         ((    x) * (8 - y)),
-                         ((8 - x) * (    y)),
-                         ((    x) * (    y))};
-    register int i;
-    vec_u8 fperm;
-    const vec_s32 vABCD = vec_ld(0, ABCD);
-    const vec_s16 vA = vec_splat((vec_s16)vABCD, 1);
-    const vec_s16 vB = vec_splat((vec_s16)vABCD, 3);
-    const vec_s16 vC = vec_splat((vec_s16)vABCD, 5);
-    const vec_s16 vD = vec_splat((vec_s16)vABCD, 7);
-    LOAD_ZERO;
-    const vec_s16 v32ss = vec_sl(vec_splat_s16(1),vec_splat_u16(5));
-    const vec_u16 v6us = vec_splat_u16(6);
-    register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
-    register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0;
-
-    vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1;
-    vec_u8 vsrc0uc, vsrc1uc;
-    vec_s16 vsrc0ssH, vsrc1ssH;
-    vec_u8 vsrcCuc, vsrc2uc, vsrc3uc;
-    vec_s16 vsrc2ssH, vsrc3ssH, psum;
-    vec_u8 vdst, ppsum, vfdst, fsum;
-
-    if (((unsigned long)dst) % 16 == 0) {
-        fperm = (vec_u8){0x10, 0x11, 0x12, 0x13,
-                         0x14, 0x15, 0x16, 0x17,
-                         0x08, 0x09, 0x0A, 0x0B,
-                         0x0C, 0x0D, 0x0E, 0x0F};
-    } else {
-        fperm = (vec_u8){0x00, 0x01, 0x02, 0x03,
-                         0x04, 0x05, 0x06, 0x07,
-                         0x18, 0x19, 0x1A, 0x1B,
-                         0x1C, 0x1D, 0x1E, 0x1F};
-    }
-
-    vsrcAuc = vec_ld(0, src);
-
-    if (loadSecond)
-        vsrcBuc = vec_ld(16, src);
-    vsrcperm0 = vec_lvsl(0, src);
-    vsrcperm1 = vec_lvsl(1, src);
-
-    vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0);
-    if (reallyBadAlign)
-        vsrc1uc = vsrcBuc;
-    else
-        vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
-
-    vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);
-    vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);
-
-    if (ABCD[3]) {
-        if (!loadSecond) {// -> !reallyBadAlign
-            for (i = 0 ; i < h ; i++) {
-                vsrcCuc = vec_ld(stride + 0, src);
-                vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
-                vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
-
-                CHROMA_MC8_ALTIVEC_CORE(v32ss, noop)
-            }
-        } else {
-            vec_u8 vsrcDuc;
-            for (i = 0 ; i < h ; i++) {
-                vsrcCuc = vec_ld(stride + 0, src);
-                vsrcDuc = vec_ld(stride + 16, src);
-                vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
-                if (reallyBadAlign)
-                    vsrc3uc = vsrcDuc;
-                else
-                    vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
-
-                CHROMA_MC8_ALTIVEC_CORE(v32ss, noop)
-            }
-        }
-    } else {
-        const vec_s16 vE = vec_add(vB, vC);
-        if (ABCD[2]) { // x == 0 B == 0
-            if (!loadSecond) {// -> !reallyBadAlign
-                for (i = 0 ; i < h ; i++) {
-                    vsrcCuc = vec_ld(stride + 0, src);
-                    vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
-                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
-
-                    vsrc0uc = vsrc1uc;
-                }
-            } else {
-                vec_u8 vsrcDuc;
-                for (i = 0 ; i < h ; i++) {
-                    vsrcCuc = vec_ld(stride + 0, src);
-                    vsrcDuc = vec_ld(stride + 15, src);
-                    vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
-                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
-
-                    vsrc0uc = vsrc1uc;
-                }
-            }
-        } else { // y == 0 C == 0
-            if (!loadSecond) {// -> !reallyBadAlign
-                for (i = 0 ; i < h ; i++) {
-                    vsrcCuc = vec_ld(0, src);
-                    vsrc0uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
-                    vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
-
-                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
-                }
-            } else {
-                vec_u8 vsrcDuc;
-                for (i = 0 ; i < h ; i++) {
-                    vsrcCuc = vec_ld(0, src);
-                    vsrcDuc = vec_ld(15, src);
-                    vsrc0uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
-                    if (reallyBadAlign)
-                        vsrc1uc = vsrcDuc;
-                    else
-                        vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
-
-                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
-                }
-            }
-        }
-    }
-}
-#endif
-
-/* this code assume that stride % 16 == 0 */
-#ifdef PREFIX_no_rnd_vc1_chroma_mc8_altivec
-static void PREFIX_no_rnd_vc1_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) {
-   DECLARE_ALIGNED(16, signed int, ABCD)[4] =
-                        {((8 - x) * (8 - y)),
-                         ((    x) * (8 - y)),
-                         ((8 - x) * (    y)),
-                         ((    x) * (    y))};
-    register int i;
-    vec_u8 fperm;
-    const vec_s32 vABCD = vec_ld(0, ABCD);
-    const vec_s16 vA = vec_splat((vec_s16)vABCD, 1);
-    const vec_s16 vB = vec_splat((vec_s16)vABCD, 3);
-    const vec_s16 vC = vec_splat((vec_s16)vABCD, 5);
-    const vec_s16 vD = vec_splat((vec_s16)vABCD, 7);
-    LOAD_ZERO;
-    const vec_s16 v28ss = vec_sub(vec_sl(vec_splat_s16(1),vec_splat_u16(5)),vec_splat_s16(4));
-    const vec_u16 v6us  = vec_splat_u16(6);
-    register int loadSecond     = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
-    register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0;
-
-    vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1;
-    vec_u8 vsrc0uc, vsrc1uc;
-    vec_s16 vsrc0ssH, vsrc1ssH;
-    vec_u8 vsrcCuc, vsrc2uc, vsrc3uc;
-    vec_s16 vsrc2ssH, vsrc3ssH, psum;
-    vec_u8 vdst, ppsum, vfdst, fsum;
-
-    if (((unsigned long)dst) % 16 == 0) {
-        fperm = (vec_u8){0x10, 0x11, 0x12, 0x13,
-                         0x14, 0x15, 0x16, 0x17,
-                         0x08, 0x09, 0x0A, 0x0B,
-                         0x0C, 0x0D, 0x0E, 0x0F};
-    } else {
-        fperm = (vec_u8){0x00, 0x01, 0x02, 0x03,
-                         0x04, 0x05, 0x06, 0x07,
-                         0x18, 0x19, 0x1A, 0x1B,
-                         0x1C, 0x1D, 0x1E, 0x1F};
-    }
-
-    vsrcAuc = vec_ld(0, src);
-
-    if (loadSecond)
-        vsrcBuc = vec_ld(16, src);
-    vsrcperm0 = vec_lvsl(0, src);
-    vsrcperm1 = vec_lvsl(1, src);
-
-    vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0);
-    if (reallyBadAlign)
-        vsrc1uc = vsrcBuc;
-    else
-        vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
-
-    vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc0uc);
-    vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc1uc);
-
-    if (!loadSecond) {// -> !reallyBadAlign
-        for (i = 0 ; i < h ; i++) {
-
-
-            vsrcCuc = vec_ld(stride + 0, src);
-
-            vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
-            vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
-
-            CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28)
-        }
-    } else {
-        vec_u8 vsrcDuc;
-        for (i = 0 ; i < h ; i++) {
-            vsrcCuc = vec_ld(stride + 0, src);
-            vsrcDuc = vec_ld(stride + 16, src);
-
-            vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
-            if (reallyBadAlign)
-                vsrc3uc = vsrcDuc;
-            else
-                vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
-
-            CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28)
-        }
-    }
-}
-#endif
-
-#undef noop
-#undef add28
-#undef CHROMA_MC8_ALTIVEC_CORE
-
 /* this code assume stride % 16 == 0 */
 #ifdef PREFIX_h264_qpel16_h_lowpass_altivec
 static void PREFIX_h264_qpel16_h_lowpass_altivec(uint8_t * dst, uint8_t * src, int dstStride, int srcStride) {
diff --git a/libavcodec/ppc/h264chroma_init.c b/libavcodec/ppc/h264chroma_init.c
new file mode 100644
index 0000000000..06456ec6e6
--- /dev/null
+++ b/libavcodec/ppc/h264chroma_init.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org>
+ *
+ * This file is part of Libav.
+ *
+ * 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.
+ *
+ * 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+#include "libavutil/attributes.h"
+#include "libavcodec/h264chroma.h"
+
+#if HAVE_ALTIVEC
+#include "libavutil/cpu.h"
+#include "libavutil/intreadwrite.h"
+#include "libavutil/ppc/types_altivec.h"
+#include "libavutil/ppc/util_altivec.h"
+#include "dsputil_altivec.h"
+
+#define PUT_OP_U8_ALTIVEC(d, s, dst) d = s
+#define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s)
+
+#define OP_U8_ALTIVEC                          PUT_OP_U8_ALTIVEC
+#define PREFIX_h264_chroma_mc8_altivec         put_h264_chroma_mc8_altivec
+#define PREFIX_h264_chroma_mc8_num             altivec_put_h264_chroma_mc8_num
+#include "h264chroma_template.c"
+#undef OP_U8_ALTIVEC
+#undef PREFIX_h264_chroma_mc8_altivec
+#undef PREFIX_h264_chroma_mc8_num
+
+#define OP_U8_ALTIVEC                          AVG_OP_U8_ALTIVEC
+#define PREFIX_h264_chroma_mc8_altivec         avg_h264_chroma_mc8_altivec
+#define PREFIX_h264_chroma_mc8_num             altivec_avg_h264_chroma_mc8_num
+#include "h264chroma_template.c"
+#undef OP_U8_ALTIVEC
+#undef PREFIX_h264_chroma_mc8_altivec
+#undef PREFIX_h264_chroma_mc8_num
+#endif /* HAVE_ALTIVEC */
+
+av_cold void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth)
+{
+#if HAVE_ALTIVEC
+    const int high_bit_depth = bit_depth > 8;
+
+    if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
+    if (!high_bit_depth) {
+        c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
+        c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
+    }
+    }
+#endif /* HAVE_ALTIVEC */
+}
diff --git a/libavcodec/ppc/h264chroma_template.c b/libavcodec/ppc/h264chroma_template.c
new file mode 100644
index 0000000000..293fef5c90
--- /dev/null
+++ b/libavcodec/ppc/h264chroma_template.c
@@ -0,0 +1,289 @@
+/*
+ * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org>
+ *
+ * This file is part of Libav.
+ *
+ * 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.
+ *
+ * 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/mem.h"
+
+/* this code assume that stride % 16 == 0 */
+
+#define CHROMA_MC8_ALTIVEC_CORE(BIAS1, BIAS2) \
+        vsrc2ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc2uc);\
+        vsrc3ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc3uc);\
+\
+        psum = vec_mladd(vA, vsrc0ssH, BIAS1);\
+        psum = vec_mladd(vB, vsrc1ssH, psum);\
+        psum = vec_mladd(vC, vsrc2ssH, psum);\
+        psum = vec_mladd(vD, vsrc3ssH, psum);\
+        psum = BIAS2(psum);\
+        psum = vec_sr(psum, v6us);\
+\
+        vdst = vec_ld(0, dst);\
+        ppsum = (vec_u8)vec_pack(psum, psum);\
+        vfdst = vec_perm(vdst, ppsum, fperm);\
+\
+        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
+\
+        vec_st(fsum, 0, dst);\
+\
+        vsrc0ssH = vsrc2ssH;\
+        vsrc1ssH = vsrc3ssH;\
+\
+        dst += stride;\
+        src += stride;
+
+#define CHROMA_MC8_ALTIVEC_CORE_SIMPLE \
+\
+        vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);\
+        vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);\
+\
+        psum = vec_mladd(vA, vsrc0ssH, v32ss);\
+        psum = vec_mladd(vE, vsrc1ssH, psum);\
+        psum = vec_sr(psum, v6us);\
+\
+        vdst = vec_ld(0, dst);\
+        ppsum = (vec_u8)vec_pack(psum, psum);\
+        vfdst = vec_perm(vdst, ppsum, fperm);\
+\
+        OP_U8_ALTIVEC(fsum, vfdst, vdst);\
+\
+        vec_st(fsum, 0, dst);\
+\
+        dst += stride;\
+        src += stride;
+
+#define noop(a) a
+#define add28(a) vec_add(v28ss, a)
+
+#ifdef PREFIX_h264_chroma_mc8_altivec
+static void PREFIX_h264_chroma_mc8_altivec(uint8_t * dst, uint8_t * src,
+                                    int stride, int h, int x, int y) {
+    DECLARE_ALIGNED(16, signed int, ABCD)[4] =
+                        {((8 - x) * (8 - y)),
+                         ((    x) * (8 - y)),
+                         ((8 - x) * (    y)),
+                         ((    x) * (    y))};
+    register int i;
+    vec_u8 fperm;
+    const vec_s32 vABCD = vec_ld(0, ABCD);
+    const vec_s16 vA = vec_splat((vec_s16)vABCD, 1);
+    const vec_s16 vB = vec_splat((vec_s16)vABCD, 3);
+    const vec_s16 vC = vec_splat((vec_s16)vABCD, 5);
+    const vec_s16 vD = vec_splat((vec_s16)vABCD, 7);
+    LOAD_ZERO;
+    const vec_s16 v32ss = vec_sl(vec_splat_s16(1),vec_splat_u16(5));
+    const vec_u16 v6us = vec_splat_u16(6);
+    register int loadSecond = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
+    register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0;
+
+    vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1;
+    vec_u8 vsrc0uc, vsrc1uc;
+    vec_s16 vsrc0ssH, vsrc1ssH;
+    vec_u8 vsrcCuc, vsrc2uc, vsrc3uc;
+    vec_s16 vsrc2ssH, vsrc3ssH, psum;
+    vec_u8 vdst, ppsum, vfdst, fsum;
+
+    if (((unsigned long)dst) % 16 == 0) {
+        fperm = (vec_u8){0x10, 0x11, 0x12, 0x13,
+                         0x14, 0x15, 0x16, 0x17,
+                         0x08, 0x09, 0x0A, 0x0B,
+                         0x0C, 0x0D, 0x0E, 0x0F};
+    } else {
+        fperm = (vec_u8){0x00, 0x01, 0x02, 0x03,
+                         0x04, 0x05, 0x06, 0x07,
+                         0x18, 0x19, 0x1A, 0x1B,
+                         0x1C, 0x1D, 0x1E, 0x1F};
+    }
+
+    vsrcAuc = vec_ld(0, src);
+
+    if (loadSecond)
+        vsrcBuc = vec_ld(16, src);
+    vsrcperm0 = vec_lvsl(0, src);
+    vsrcperm1 = vec_lvsl(1, src);
+
+    vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0);
+    if (reallyBadAlign)
+        vsrc1uc = vsrcBuc;
+    else
+        vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
+
+    vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc0uc);
+    vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v,(vec_u8)vsrc1uc);
+
+    if (ABCD[3]) {
+        if (!loadSecond) {// -> !reallyBadAlign
+            for (i = 0 ; i < h ; i++) {
+                vsrcCuc = vec_ld(stride + 0, src);
+                vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
+                vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
+
+                CHROMA_MC8_ALTIVEC_CORE(v32ss, noop)
+            }
+        } else {
+            vec_u8 vsrcDuc;
+            for (i = 0 ; i < h ; i++) {
+                vsrcCuc = vec_ld(stride + 0, src);
+                vsrcDuc = vec_ld(stride + 16, src);
+                vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
+                if (reallyBadAlign)
+                    vsrc3uc = vsrcDuc;
+                else
+                    vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
+
+                CHROMA_MC8_ALTIVEC_CORE(v32ss, noop)
+            }
+        }
+    } else {
+        const vec_s16 vE = vec_add(vB, vC);
+        if (ABCD[2]) { // x == 0 B == 0
+            if (!loadSecond) {// -> !reallyBadAlign
+                for (i = 0 ; i < h ; i++) {
+                    vsrcCuc = vec_ld(stride + 0, src);
+                    vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
+                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
+
+                    vsrc0uc = vsrc1uc;
+                }
+            } else {
+                vec_u8 vsrcDuc;
+                for (i = 0 ; i < h ; i++) {
+                    vsrcCuc = vec_ld(stride + 0, src);
+                    vsrcDuc = vec_ld(stride + 15, src);
+                    vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
+                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
+
+                    vsrc0uc = vsrc1uc;
+                }
+            }
+        } else { // y == 0 C == 0
+            if (!loadSecond) {// -> !reallyBadAlign
+                for (i = 0 ; i < h ; i++) {
+                    vsrcCuc = vec_ld(0, src);
+                    vsrc0uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
+                    vsrc1uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
+
+                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
+                }
+            } else {
+                vec_u8 vsrcDuc;
+                for (i = 0 ; i < h ; i++) {
+                    vsrcCuc = vec_ld(0, src);
+                    vsrcDuc = vec_ld(15, src);
+                    vsrc0uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
+                    if (reallyBadAlign)
+                        vsrc1uc = vsrcDuc;
+                    else
+                        vsrc1uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
+
+                    CHROMA_MC8_ALTIVEC_CORE_SIMPLE
+                }
+            }
+        }
+    }
+}
+#endif
+
+/* this code assume that stride % 16 == 0 */
+#ifdef PREFIX_no_rnd_vc1_chroma_mc8_altivec
+static void PREFIX_no_rnd_vc1_chroma_mc8_altivec(uint8_t * dst, uint8_t * src, int stride, int h, int x, int y) {
+   DECLARE_ALIGNED(16, signed int, ABCD)[4] =
+                        {((8 - x) * (8 - y)),
+                         ((    x) * (8 - y)),
+                         ((8 - x) * (    y)),
+                         ((    x) * (    y))};
+    register int i;
+    vec_u8 fperm;
+    const vec_s32 vABCD = vec_ld(0, ABCD);
+    const vec_s16 vA = vec_splat((vec_s16)vABCD, 1);
+    const vec_s16 vB = vec_splat((vec_s16)vABCD, 3);
+    const vec_s16 vC = vec_splat((vec_s16)vABCD, 5);
+    const vec_s16 vD = vec_splat((vec_s16)vABCD, 7);
+    LOAD_ZERO;
+    const vec_s16 v28ss = vec_sub(vec_sl(vec_splat_s16(1),vec_splat_u16(5)),vec_splat_s16(4));
+    const vec_u16 v6us  = vec_splat_u16(6);
+    register int loadSecond     = (((unsigned long)src) % 16) <= 7 ? 0 : 1;
+    register int reallyBadAlign = (((unsigned long)src) % 16) == 15 ? 1 : 0;
+
+    vec_u8 vsrcAuc, av_uninit(vsrcBuc), vsrcperm0, vsrcperm1;
+    vec_u8 vsrc0uc, vsrc1uc;
+    vec_s16 vsrc0ssH, vsrc1ssH;
+    vec_u8 vsrcCuc, vsrc2uc, vsrc3uc;
+    vec_s16 vsrc2ssH, vsrc3ssH, psum;
+    vec_u8 vdst, ppsum, vfdst, fsum;
+
+    if (((unsigned long)dst) % 16 == 0) {
+        fperm = (vec_u8){0x10, 0x11, 0x12, 0x13,
+                         0x14, 0x15, 0x16, 0x17,
+                         0x08, 0x09, 0x0A, 0x0B,
+                         0x0C, 0x0D, 0x0E, 0x0F};
+    } else {
+        fperm = (vec_u8){0x00, 0x01, 0x02, 0x03,
+                         0x04, 0x05, 0x06, 0x07,
+                         0x18, 0x19, 0x1A, 0x1B,
+                         0x1C, 0x1D, 0x1E, 0x1F};
+    }
+
+    vsrcAuc = vec_ld(0, src);
+
+    if (loadSecond)
+        vsrcBuc = vec_ld(16, src);
+    vsrcperm0 = vec_lvsl(0, src);
+    vsrcperm1 = vec_lvsl(1, src);
+
+    vsrc0uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm0);
+    if (reallyBadAlign)
+        vsrc1uc = vsrcBuc;
+    else
+        vsrc1uc = vec_perm(vsrcAuc, vsrcBuc, vsrcperm1);
+
+    vsrc0ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc0uc);
+    vsrc1ssH = (vec_s16)vec_mergeh(zero_u8v, (vec_u8)vsrc1uc);
+
+    if (!loadSecond) {// -> !reallyBadAlign
+        for (i = 0 ; i < h ; i++) {
+
+
+            vsrcCuc = vec_ld(stride + 0, src);
+
+            vsrc2uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm0);
+            vsrc3uc = vec_perm(vsrcCuc, vsrcCuc, vsrcperm1);
+
+            CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28)
+        }
+    } else {
+        vec_u8 vsrcDuc;
+        for (i = 0 ; i < h ; i++) {
+            vsrcCuc = vec_ld(stride + 0, src);
+            vsrcDuc = vec_ld(stride + 16, src);
+
+            vsrc2uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm0);
+            if (reallyBadAlign)
+                vsrc3uc = vsrcDuc;
+            else
+                vsrc3uc = vec_perm(vsrcCuc, vsrcDuc, vsrcperm1);
+
+            CHROMA_MC8_ALTIVEC_CORE(vec_splat_s16(0), add28)
+        }
+    }
+}
+#endif
+
+#undef noop
+#undef add28
+#undef CHROMA_MC8_ALTIVEC_CORE
diff --git a/libavcodec/ppc/vc1dsp_altivec.c b/libavcodec/ppc/vc1dsp_altivec.c
index e6ebb9ccb5..18ec50f58d 100644
--- a/libavcodec/ppc/vc1dsp_altivec.c
+++ b/libavcodec/ppc/vc1dsp_altivec.c
@@ -326,13 +326,13 @@ static void vc1_inv_trans_8x4_altivec(uint8_t *dest, int stride, int16_t *block)
 
 #define OP_U8_ALTIVEC                          PUT_OP_U8_ALTIVEC
 #define PREFIX_no_rnd_vc1_chroma_mc8_altivec   put_no_rnd_vc1_chroma_mc8_altivec
-#include "h264_qpel_template.c"
+#include "h264chroma_template.c"
 #undef OP_U8_ALTIVEC
 #undef PREFIX_no_rnd_vc1_chroma_mc8_altivec
 
 #define OP_U8_ALTIVEC                          AVG_OP_U8_ALTIVEC
 #define PREFIX_no_rnd_vc1_chroma_mc8_altivec   avg_no_rnd_vc1_chroma_mc8_altivec
-#include "h264_qpel_template.c"
+#include "h264chroma_template.c"
 #undef OP_U8_ALTIVEC
 #undef PREFIX_no_rnd_vc1_chroma_mc8_altivec