dsputil: Separate h264chroma

configure

@@ -1638,7 +1638,7 @@ wmv3_vdpau_decoder_select="vc1_vdpau_decoder"
 wmv3_vdpau_hwaccel_select="vc1_vdpau_hwaccel"
 
 # parsers
-h264_parser_select="error_resilience golomb h264dsp h264pred h264qpel mpegvideo"
+h264_parser_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo"
 mpeg4video_parser_select="error_resilience mpegvideo"
 mpegvideo_parser_select="error_resilience mpegvideo"
 vc1_parser_select="error_resilience mpegvideo"

libavcodec/Makefile

@@ -44,6 +44,7 @@ FFT-OBJS-$(CONFIG_HARDCODED_TABLES)    += cos_tables.o cos_fixed_tables.o
 OBJS-$(CONFIG_FFT)                     += avfft.o fft_fixed.o fft_float.o \
                                           $(FFT-OBJS-yes)
 OBJS-$(CONFIG_GOLOMB)                  += golomb.o
+OBJS-$(CONFIG_H264CHROMA)              += h264chroma.o
 OBJS-$(CONFIG_H264DSP)                 += h264dsp.o h264idct.o
 OBJS-$(CONFIG_H264PRED)                += h264pred.o
 OBJS-$(CONFIG_H264QPEL)                += h264qpel.o

libavcodec/arm/Makefile

@@ -26,6 +26,7 @@ ARMV6-OBJS-$(CONFIG_VP8_DECODER)       += arm/vp8_armv6.o               \
                                           arm/vp8dsp_init_armv6.o       \
                                           arm/vp8dsp_armv6.o
 
+OBJS-$(CONFIG_H264CHROMA)              += arm/h264chroma_init_arm.o
 OBJS-$(CONFIG_H264DSP)                 += arm/h264dsp_init_arm.o
 OBJS-$(CONFIG_H264PRED)                += arm/h264pred_init_arm.o
 OBJS-$(CONFIG_H264QPEL)                += arm/h264qpel_init_arm.o
@@ -67,9 +68,9 @@ NEON-OBJS-$(CONFIG_MDCT)               += arm/mdct_neon.o               \
 
 NEON-OBJS-$(CONFIG_RDFT)               += arm/rdft_neon.o               \
 
+NEON-OBJS-$(CONFIG_H264CHROMA)         += arm/h264cmc_neon.o
 NEON-OBJS-$(CONFIG_H264DSP)            += arm/h264dsp_neon.o            \
                                           arm/h264idct_neon.o           \
-                                          arm/h264cmc_neon.o            \
 
 NEON-OBJS-$(CONFIG_H264PRED)           += arm/h264pred_neon.o           \
 
@@ -87,7 +88,6 @@ NEON-OBJS-$(CONFIG_MPEGVIDEO)          += arm/mpegvideo_neon.o
 NEON-OBJS-$(CONFIG_RV30_DECODER)       += arm/rv34dsp_neon.o
 NEON-OBJS-$(CONFIG_RV40_DECODER)       += arm/rv34dsp_neon.o            \
                                           arm/rv40dsp_neon.o            \
-                                          arm/h264cmc_neon.o            \
 
 NEON-OBJS-$(CONFIG_VORBIS_DECODER)     += arm/vorbisdsp_neon.o
 

libavcodec/arm/dsputil_init_neon.c

@@ -64,14 +64,6 @@ void ff_add_pixels_clamped_neon(const int16_t *, uint8_t *, int);
 void ff_put_pixels_clamped_neon(const int16_t *, uint8_t *, int);
 void ff_put_signed_pixels_clamped_neon(const int16_t *, uint8_t *, int);
 
-void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
-void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
-void ff_put_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int);
-
-void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
-void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
-void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int);
-
 void ff_vector_clipf_neon(float *dst, const float *src, float min, float max,
                           int len);
 void ff_vector_clip_int32_neon(int32_t *dst, const int32_t *src, int32_t min,
@@ -139,16 +131,6 @@ av_cold void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
     c->put_pixels_clamped = ff_put_pixels_clamped_neon;
     c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_neon;
 
-    if (CONFIG_H264_DECODER && !high_bit_depth) {
-        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon;
-        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon;
-        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_neon;
-
-        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon;
-        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_neon;
-    }
-
     c->vector_clipf               = ff_vector_clipf_neon;
     c->vector_clip_int32          = ff_vector_clip_int32_neon;
 

libavcodec/arm/h264chroma_init_arm.c

+/*
+ * ARM NEON optimised H.264 chroma functions
+ * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
+ *
+ * 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 <stdint.h>
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/arm/cpu.h"
+#include "libavcodec/h264chroma.h"
+
+void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
+void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
+void ff_put_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int);
+
+void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int);
+void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int);
+void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int);
+
+av_cold void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth)
+{
+    const int high_bit_depth = bit_depth > 8;
+    int cpu_flags = av_get_cpu_flags();
+
+    if (have_neon(cpu_flags) && !high_bit_depth) {
+        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon;
+        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon;
+        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_neon;
+
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon;
+        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon;
+        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_neon;
+    }
+}

libavcodec/cavs.c

@@ -28,6 +28,7 @@
 #include "avcodec.h"
 #include "get_bits.h"
 #include "golomb.h"
+#include "h264chroma.h"
 #include "mathops.h"
 #include "cavs.h"
 
@@ -464,30 +465,35 @@ void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) {
     if(ff_cavs_partition_flags[mb_type] == 0){ // 16x16
         mc_part_std(h, 8, 0, h->cy, h->cu, h->cv, 0, 0,
                 h->cdsp.put_cavs_qpel_pixels_tab[0],
-                h->dsp.put_h264_chroma_pixels_tab[0],
+                h->h264chroma.put_h264_chroma_pixels_tab[0],
                 h->cdsp.avg_cavs_qpel_pixels_tab[0],
-                h->dsp.avg_h264_chroma_pixels_tab[0],&h->mv[MV_FWD_X0]);
+                h->h264chroma.avg_h264_chroma_pixels_tab[0],
+                &h->mv[MV_FWD_X0]);
     }else{
         mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 0, 0,
                 h->cdsp.put_cavs_qpel_pixels_tab[1],
-                h->dsp.put_h264_chroma_pixels_tab[1],
+                h->h264chroma.put_h264_chroma_pixels_tab[1],
                 h->cdsp.avg_cavs_qpel_pixels_tab[1],
-                h->dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X0]);
+                h->h264chroma.avg_h264_chroma_pixels_tab[1],
+                &h->mv[MV_FWD_X0]);
         mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 4, 0,
                 h->cdsp.put_cavs_qpel_pixels_tab[1],
-                h->dsp.put_h264_chroma_pixels_tab[1],
+                h->h264chroma.put_h264_chroma_pixels_tab[1],
                 h->cdsp.avg_cavs_qpel_pixels_tab[1],
-                h->dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X1]);
+                h->h264chroma.avg_h264_chroma_pixels_tab[1],
+                &h->mv[MV_FWD_X1]);
         mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 0, 4,
                 h->cdsp.put_cavs_qpel_pixels_tab[1],
-                h->dsp.put_h264_chroma_pixels_tab[1],
+                h->h264chroma.put_h264_chroma_pixels_tab[1],
                 h->cdsp.avg_cavs_qpel_pixels_tab[1],
-                h->dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X2]);
+                h->h264chroma.avg_h264_chroma_pixels_tab[1],
+                &h->mv[MV_FWD_X2]);
         mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 4, 4,
                 h->cdsp.put_cavs_qpel_pixels_tab[1],
-                h->dsp.put_h264_chroma_pixels_tab[1],
+                h->h264chroma.put_h264_chroma_pixels_tab[1],
                 h->cdsp.avg_cavs_qpel_pixels_tab[1],
-                h->dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X3]);
+                h->h264chroma.avg_h264_chroma_pixels_tab[1],
+                &h->mv[MV_FWD_X3]);
     }
 }
 
@@ -720,6 +726,7 @@ av_cold int ff_cavs_init(AVCodecContext *avctx) {
     AVSContext *h = avctx->priv_data;
 
     ff_dsputil_init(&h->dsp, avctx);
+    ff_h264chroma_init(&h->h264chroma, 8);
     ff_videodsp_init(&h->vdsp, 8);
     ff_cavsdsp_init(&h->cdsp, avctx);
     ff_init_scantable_permutation(h->dsp.idct_permutation,

libavcodec/cavs.h

@@ -24,6 +24,7 @@
 
 #include "cavsdsp.h"
 #include "dsputil.h"
+#include "h264chroma.h"
 #include "get_bits.h"
 #include "videodsp.h"
 
@@ -161,6 +162,7 @@ typedef struct AVSFrame {
 typedef struct AVSContext {
     AVCodecContext *avctx;
     DSPContext       dsp;
+    H264ChromaContext h264chroma;
     VideoDSPContext vdsp;
     CAVSDSPContext  cdsp;
     GetBitContext gb;

libavcodec/dsputil.c

@@ -2719,13 +2719,6 @@ av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
     c->clear_blocks                  = FUNCC(clear_blocks ## dct   , depth);\
     c->add_pixels8                   = FUNCC(add_pixels8  ## dct   , depth);\
     c->add_pixels4                   = FUNCC(add_pixels4  ## dct   , depth);\
-\
-    c->put_h264_chroma_pixels_tab[0] = FUNCC(put_h264_chroma_mc8   , depth);\
-    c->put_h264_chroma_pixels_tab[1] = FUNCC(put_h264_chroma_mc4   , depth);\
-    c->put_h264_chroma_pixels_tab[2] = FUNCC(put_h264_chroma_mc2   , depth);\
-    c->avg_h264_chroma_pixels_tab[0] = FUNCC(avg_h264_chroma_mc8   , depth);\
-    c->avg_h264_chroma_pixels_tab[1] = FUNCC(avg_h264_chroma_mc4   , depth);\
-    c->avg_h264_chroma_pixels_tab[2] = FUNCC(avg_h264_chroma_mc2   , depth)
 
     switch (avctx->bits_per_raw_sample) {
     case 9:

libavcodec/dsputil.h

@@ -140,7 +140,6 @@ void clear_blocks_c(int16_t *blocks);
 typedef void (*op_pixels_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, ptrdiff_t line_size, int h);
 typedef void (*tpel_mc_func)(uint8_t *block/*align width (8 or 16)*/, const uint8_t *pixels/*align 1*/, int line_size, int w, int h);
 typedef void (*qpel_mc_func)(uint8_t *dst/*align width (8 or 16)*/, uint8_t *src/*align 1*/, int stride);
-typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y);
 
 typedef void (*op_fill_func)(uint8_t *block/*align width (8 or 16)*/, uint8_t value, int line_size, int h);
 
@@ -308,12 +307,6 @@ typedef struct DSPContext {
     qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16];
     qpel_mc_func put_mspel_pixels_tab[8];
 
-    /**
-     * h264 Chroma MC
-     */
-    h264_chroma_mc_func put_h264_chroma_pixels_tab[3];
-    h264_chroma_mc_func avg_h264_chroma_pixels_tab[3];
-
     me_cmp_func pix_abs[2][4];
 
     /* huffyuv specific */

libavcodec/dsputil_template.c

@@ -463,124 +463,6 @@ PIXOP2(put, op_put)
 #undef op_avg
 #undef op_put
 
-#define H264_CHROMA_MC(OPNAME, OP)\
-static void FUNCC(OPNAME ## h264_chroma_mc2)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
-    pixel *dst = (pixel*)_dst;\
-    pixel *src = (pixel*)_src;\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    int i;\
-    stride /= sizeof(pixel);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    if(D){\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
-            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }else{\
-        const int E= B+C;\
-        const int step= C ? stride : 1;\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + E*src[step+0]));\
-            OP(dst[1], (A*src[1] + E*src[step+1]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }\
-}\
-\
-static void FUNCC(OPNAME ## h264_chroma_mc4)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
-    pixel *dst = (pixel*)_dst;\
-    pixel *src = (pixel*)_src;\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    int i;\
-    stride /= sizeof(pixel);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    if(D){\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
-            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
-            OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
-            OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }else{\
-        const int E= B+C;\
-        const int step= C ? stride : 1;\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + E*src[step+0]));\
-            OP(dst[1], (A*src[1] + E*src[step+1]));\
-            OP(dst[2], (A*src[2] + E*src[step+2]));\
-            OP(dst[3], (A*src[3] + E*src[step+3]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }\
-}\
-\
-static void FUNCC(OPNAME ## h264_chroma_mc8)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
-    pixel *dst = (pixel*)_dst;\
-    pixel *src = (pixel*)_src;\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    int i;\
-    stride /= sizeof(pixel);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    if(D){\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
-            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
-            OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
-            OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
-            OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5]));\
-            OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6]));\
-            OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7]));\
-            OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }else{\
-        const int E= B+C;\
-        const int step= C ? stride : 1;\
-        for(i=0; i<h; i++){\
-            OP(dst[0], (A*src[0] + E*src[step+0]));\
-            OP(dst[1], (A*src[1] + E*src[step+1]));\
-            OP(dst[2], (A*src[2] + E*src[step+2]));\
-            OP(dst[3], (A*src[3] + E*src[step+3]));\
-            OP(dst[4], (A*src[4] + E*src[step+4]));\
-            OP(dst[5], (A*src[5] + E*src[step+5]));\
-            OP(dst[6], (A*src[6] + E*src[step+6]));\
-            OP(dst[7], (A*src[7] + E*src[step+7]));\
-            dst+= stride;\
-            src+= stride;\
-        }\
-    }\
-}
-
-#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
-#define op_put(a, b) a = (((b) + 32)>>6)
-
-H264_CHROMA_MC(put_       , op_put)
-H264_CHROMA_MC(avg_       , op_avg)
-#undef op_avg
-#undef op_put
-
 void FUNCC(ff_put_pixels8x8)(uint8_t *dst, uint8_t *src, int stride) {
     FUNCC(put_pixels8)(dst, src, stride, 8);
 }

libavcodec/h264.c

@@ -34,6 +34,7 @@
 #include "mpegvideo.h"
 #include "h264.h"
 #include "h264data.h"
+#include "h264chroma.h"
 #include "h264_mvpred.h"
 #include "golomb.h"
 #include "mathops.h"
@@ -976,6 +977,7 @@ static av_cold void common_init(H264Context *h)
     s->codec_id = s->avctx->codec->id;
 
     ff_h264dsp_init(&h->h264dsp, 8, 1);
+    ff_h264chroma_init(&h->h264chroma, h->sps.bit_depth_chroma);
     ff_h264qpel_init(&h->h264qpel, 8);
     ff_h264_pred_init(&h->hpc, s->codec_id, 8, 1);
 
@@ -2445,6 +2447,7 @@ static int h264_set_parameter_from_sps(H264Context *h)
 
             ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma,
                             h->sps.chroma_format_idc);
+            ff_h264chroma_init(&h->h264chroma, h->sps.bit_depth_chroma);
             ff_h264qpel_init(&h->h264qpel, h->sps.bit_depth_luma);
             ff_h264_pred_init(&h->hpc, s->codec_id, h->sps.bit_depth_luma,
                               h->sps.chroma_format_idc);

libavcodec/h264.h

@@ -31,6 +31,7 @@
 #include "libavutil/intreadwrite.h"
 #include "cabac.h"
 #include "mpegvideo.h"
+#include "h264chroma.h"
 #include "h264dsp.h"
 #include "h264pred.h"
 #include "h264qpel.h"
@@ -254,6 +255,7 @@ typedef struct MMCO {
 typedef struct H264Context {
     MpegEncContext s;
     H264DSPContext h264dsp;
+    H264ChromaContext h264chroma;
     H264QpelContext h264qpel;
     int pixel_shift;    ///< 0 for 8-bit H264, 1 for high-bit-depth H264
     int chroma_qp[2];   // QPc

libavcodec/h264_mb_template.c

@@ -176,14 +176,14 @@ static av_noinline void FUNC(hl_decode_mb)(H264Context *h)
         } else if (is_h264) {
             if (chroma422) {
                 FUNC(hl_motion_422)(h, dest_y, dest_cb, dest_cr,
-                              s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
-                              s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
+                              s->me.qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,
+                              s->me.qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,
                               h->h264dsp.weight_h264_pixels_tab,
                               h->h264dsp.biweight_h264_pixels_tab);
             } else {
                 FUNC(hl_motion_420)(h, dest_y, dest_cb, dest_cr,
-                              s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
-                              s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
+                              s->me.qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,
+                              s->me.qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,
                               h->h264dsp.weight_h264_pixels_tab,
                               h->h264dsp.biweight_h264_pixels_tab);
             }
@@ -360,8 +360,8 @@ static av_noinline void FUNC(hl_decode_mb_444)(H264Context *h)
                                linesize, 0, 1, SIMPLE, PIXEL_SHIFT);
         } else {
             FUNC(hl_motion_444)(h, dest[0], dest[1], dest[2],
-                      s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,
-                      s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,
+                      s->me.qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,
+                      s->me.qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,
                       h->h264dsp.weight_h264_pixels_tab,
                       h->h264dsp.biweight_h264_pixels_tab);
         }

libavcodec/h264chroma.c

+/*
+ * 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 "h264chroma.h"
+
+#define BIT_DEPTH 8
+#include "h264chroma_template.c"
+#undef BIT_DEPTH
+
+#define BIT_DEPTH 9
+#include "h264chroma_template.c"
+#undef BIT_DEPTH
+
+#define BIT_DEPTH 10
+#include "h264chroma_template.c"
+#undef BIT_DEPTH
+
+#define SET_CHROMA(depth)                                                   \
+    c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_ ## depth ## _c; \
+    c->put_h264_chroma_pixels_tab[1] = put_h264_chroma_mc4_ ## depth ## _c; \
+    c->put_h264_chroma_pixels_tab[2] = put_h264_chroma_mc2_ ## depth ## _c; \
+    c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_ ## depth ## _c; \
+    c->avg_h264_chroma_pixels_tab[1] = avg_h264_chroma_mc4_ ## depth ## _c; \
+    c->avg_h264_chroma_pixels_tab[2] = avg_h264_chroma_mc2_ ## depth ## _c; \
+
+void ff_h264chroma_init(H264ChromaContext *c, int bit_depth)
+{
+    switch (bit_depth) {
+    case 10:
+        SET_CHROMA(10);
+        break;
+    case 9:
+        SET_CHROMA(9);
+        break;
+    default:
+        SET_CHROMA(8);
+        break;
+    }
+
+    if (ARCH_ARM)
+        ff_h264chroma_init_arm(c, bit_depth);
+    if (ARCH_PPC)
+        ff_h264chroma_init_ppc(c, bit_depth);
+    if (ARCH_SH4)
+        ff_h264chroma_init_sh4(c, bit_depth);
+    if (ARCH_X86)
+        ff_h264chroma_init_x86(c, bit_depth);
+}

libavcodec/h264chroma.h

+/*
+ * 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
+ */
+
+#ifndef AVCODEC_H264CHROMA_H
+#define AVCODEC_H264CHROMA_H
+
+#include <stdint.h>
+
+typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y);
+
+typedef struct H264ChromaContext {
+    h264_chroma_mc_func put_h264_chroma_pixels_tab[3];
+    h264_chroma_mc_func avg_h264_chroma_pixels_tab[3];
+} H264ChromaContext;
+
+void ff_h264chroma_init(H264ChromaContext *c, int bit_depth);
+
+void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth);
+void ff_h264chroma_init_ppc(H264ChromaContext *c, int bit_depth);
+void ff_h264chroma_init_sh4(H264ChromaContext *c, int bit_depth);
+void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth);
+
+#endif /* AVCODEC_H264CHROMA_H */

libavcodec/h264chroma_template.c

+/*
+ * Copyright (c) 2000, 2001 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * 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 <assert.h>
+
+#include "bit_depth_template.c"
+
+#define H264_CHROMA_MC(OPNAME, OP)\
+static void FUNCC(OPNAME ## h264_chroma_mc2)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
+    pixel *dst = (pixel*)_dst;\
+    pixel *src = (pixel*)_src;\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    int i;\
+    stride /= sizeof(pixel);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    if(D){\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
+            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }else{\
+        const int E= B+C;\
+        const int step= C ? stride : 1;\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + E*src[step+0]));\
+            OP(dst[1], (A*src[1] + E*src[step+1]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }\
+}\
+\
+static void FUNCC(OPNAME ## h264_chroma_mc4)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
+    pixel *dst = (pixel*)_dst;\
+    pixel *src = (pixel*)_src;\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    int i;\
+    stride /= sizeof(pixel);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    if(D){\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
+            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
+            OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
+            OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }else{\
+        const int E= B+C;\
+        const int step= C ? stride : 1;\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + E*src[step+0]));\
+            OP(dst[1], (A*src[1] + E*src[step+1]));\
+            OP(dst[2], (A*src[2] + E*src[step+2]));\
+            OP(dst[3], (A*src[3] + E*src[step+3]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }\
+}\
+\
+static void FUNCC(OPNAME ## h264_chroma_mc8)(uint8_t *_dst/*align 8*/, uint8_t *_src/*align 1*/, int stride, int h, int x, int y){\
+    pixel *dst = (pixel*)_dst;\
+    pixel *src = (pixel*)_src;\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    int i;\
+    stride /= sizeof(pixel);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    if(D){\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
+            OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
+            OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
+            OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
+            OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5]));\
+            OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6]));\
+            OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7]));\
+            OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }else{\
+        const int E= B+C;\
+        const int step= C ? stride : 1;\
+        for(i=0; i<h; i++){\
+            OP(dst[0], (A*src[0] + E*src[step+0]));\
+            OP(dst[1], (A*src[1] + E*src[step+1]));\
+            OP(dst[2], (A*src[2] + E*src[step+2]));\
+            OP(dst[3], (A*src[3] + E*src[step+3]));\
+            OP(dst[4], (A*src[4] + E*src[step+4]));\
+            OP(dst[5], (A*src[5] + E*src[step+5]));\
+            OP(dst[6], (A*src[6] + E*src[step+6]));\
+            OP(dst[7], (A*src[7] + E*src[step+7]));\
+            dst+= stride;\
+            src+= stride;\
+        }\
+    }\
+}
+
+#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
+#define op_put(a, b) a = (((b) + 32)>>6)
+
+H264_CHROMA_MC(put_       , op_put)
+H264_CHROMA_MC(avg_       , op_avg)
+#undef op_avg
+#undef op_put

libavcodec/ppc/Makefile

 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

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);

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);

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)

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) {

libavcodec/ppc/h264chroma_init.c

+/*
+ * 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 */
+}

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
 

libavcodec/rv30dsp.c

@@ -26,6 +26,7 @@
 
 #include "avcodec.h"
 #include "dsputil.h"
+#include "h264chroma.h"
 #include "h264qpel.h"
 #include "rv34dsp.h"
 
@@ -254,9 +255,11 @@ RV30_MC(avg_, 8)
 RV30_MC(avg_, 16)
 
 av_cold void ff_rv30dsp_init(RV34DSPContext *c, DSPContext* dsp) {
+    H264ChromaContext h264chroma;
     H264QpelContext qpel;
 
     ff_rv34dsp_init(c, dsp);
+    ff_h264chroma_init(&h264chroma, 8);
     ff_h264qpel_init(&qpel, 8);
 
     c->put_pixels_tab[0][ 0] = qpel.put_h264_qpel_pixels_tab[0][0];
@@ -296,8 +299,8 @@ av_cold void ff_rv30dsp_init(RV34DSPContext *c, DSPContext* dsp) {
     c->avg_pixels_tab[1][ 9] = avg_rv30_tpel8_mc12_c;
     c->avg_pixels_tab[1][10] = avg_rv30_tpel8_mc22_c;
 
-    c->put_chroma_pixels_tab[0] = dsp->put_h264_chroma_pixels_tab[0];
-    c->put_chroma_pixels_tab[1] = dsp->put_h264_chroma_pixels_tab[1];
-    c->avg_chroma_pixels_tab[0] = dsp->avg_h264_chroma_pixels_tab[0];
-    c->avg_chroma_pixels_tab[1] = dsp->avg_h264_chroma_pixels_tab[1];
+    c->put_chroma_pixels_tab[0] = h264chroma.put_h264_chroma_pixels_tab[0];
+    c->put_chroma_pixels_tab[1] = h264chroma.put_h264_chroma_pixels_tab[1];
+    c->avg_chroma_pixels_tab[0] = h264chroma.avg_h264_chroma_pixels_tab[0];
+    c->avg_chroma_pixels_tab[1] = h264chroma.avg_h264_chroma_pixels_tab[1];
 }

libavcodec/rv34dsp.h

@@ -28,6 +28,7 @@
 #define AVCODEC_RV34DSP_H
 
 #include "dsputil.h"
+#include "h264chroma.h"
 
 typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
                                  uint8_t *src1/*align width (8 or 16)*/,

libavcodec/sh4/Makefile

 OBJS += sh4/dsputil_align.o                                             \
         sh4/dsputil_sh4.o                                               \
         sh4/idct_sh4.o                                                  \
+
+OBJS-$(CONFIG_H264CHROMA)               += sh4/h264chroma_init.o        \

libavcodec/sh4/dsputil_align.c

@@ -369,14 +369,6 @@ av_cold void ff_dsputil_init_align(DSPContext *c, AVCodecContext *avctx)
     /* dspfunc(avg_no_rnd_qpel, 1, 8); */
 
 #undef dspfunc
-    if (!high_bit_depth) {
-    c->put_h264_chroma_pixels_tab[0]= put_h264_chroma_mc8_sh4;
-    c->put_h264_chroma_pixels_tab[1]= put_h264_chroma_mc4_sh4;
-    c->put_h264_chroma_pixels_tab[2]= put_h264_chroma_mc2_sh4;
-    c->avg_h264_chroma_pixels_tab[0]= avg_h264_chroma_mc8_sh4;
-    c->avg_h264_chroma_pixels_tab[1]= avg_h264_chroma_mc4_sh4;
-    c->avg_h264_chroma_pixels_tab[2]= avg_h264_chroma_mc2_sh4;
-    }
 
     c->put_mspel_pixels_tab[0]= put_mspel8_mc00_sh4;
     c->put_mspel_pixels_tab[1]= put_mspel8_mc10_sh4;

libavcodec/sh4/h264chroma_init.c

+/*
+ * aligned/packed access motion
+ *
+ * Copyright (c) 2001-2003 BERO <bero@geocities.co.jp>
+ *
+ * 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 <assert.h>
+#include <stdint.h>
+
+#include "libavutil/attributes.h"
+#include "libavcodec/h264chroma.h"
+
+#define H264_CHROMA_MC(OPNAME, OP)\
+static void OPNAME ## h264_chroma_mc2_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    do {\
+        int t0,t1,t2,t3; \
+        uint8_t *s0 = src; \
+        uint8_t *s1 = src+stride; \
+        t0 = *s0++; t2 = *s1++; \
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
+        dst+= stride;\
+        src+= stride;\
+    }while(--h);\
+}\
+\
+static void OPNAME ## h264_chroma_mc4_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    do {\
+        int t0,t1,t2,t3; \
+        uint8_t *s0 = src; \
+        uint8_t *s1 = src+stride; \
+        t0 = *s0++; t2 = *s1++; \
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[2], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[3], (A*t1 + B*t0 + C*t3 + D*t2));\
+        dst+= stride;\
+        src+= stride;\
+    }while(--h);\
+}\
+\
+static void OPNAME ## h264_chroma_mc8_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
+    const int A=(8-x)*(8-y);\
+    const int B=(  x)*(8-y);\
+    const int C=(8-x)*(  y);\
+    const int D=(  x)*(  y);\
+    \
+    assert(x<8 && y<8 && x>=0 && y>=0);\
+\
+    do {\
+        int t0,t1,t2,t3; \
+        uint8_t *s0 = src; \
+        uint8_t *s1 = src+stride; \
+        t0 = *s0++; t2 = *s1++; \
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[2], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[3], (A*t1 + B*t0 + C*t3 + D*t2));\
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[4], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[5], (A*t1 + B*t0 + C*t3 + D*t2));\
+        t1 = *s0++; t3 = *s1++; \
+        OP(dst[6], (A*t0 + B*t1 + C*t2 + D*t3));\
+        t0 = *s0++; t2 = *s1++; \
+        OP(dst[7], (A*t1 + B*t0 + C*t3 + D*t2));\
+        dst+= stride;\
+        src+= stride;\
+    }while(--h);\
+}
+
+#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
+#define op_put(a, b) a = (((b) + 32)>>6)
+
+H264_CHROMA_MC(put_       , op_put)
+H264_CHROMA_MC(avg_       , op_avg)
+#undef op_avg
+#undef op_put
+
+av_cold void ff_h264chroma_init_sh4(H264ChromaContext *c, int bit_depth)
+{
+    const int high_bit_depth = bit_depth > 8;
+
+    if (!high_bit_depth) {
+    c->put_h264_chroma_pixels_tab[0]= put_h264_chroma_mc8_sh4;
+    c->put_h264_chroma_pixels_tab[1]= put_h264_chroma_mc4_sh4;
+    c->put_h264_chroma_pixels_tab[2]= put_h264_chroma_mc2_sh4;
+    c->avg_h264_chroma_pixels_tab[0]= avg_h264_chroma_mc8_sh4;
+    c->avg_h264_chroma_pixels_tab[1]= avg_h264_chroma_mc4_sh4;
+    c->avg_h264_chroma_pixels_tab[2]= avg_h264_chroma_mc2_sh4;
+    }
+}

libavcodec/sh4/qpel.c

@@ -359,97 +359,6 @@ static void gmc1_c(uint8_t *dst, uint8_t *src, int stride, int h, int x16, int y
     }while(--h);
 }
 
-#define H264_CHROMA_MC(OPNAME, OP)\
-static void OPNAME ## h264_chroma_mc2_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    do {\
-        int t0,t1,t2,t3; \
-        uint8_t *s0 = src; \
-        uint8_t *s1 = src+stride; \
-        t0 = *s0++; t2 = *s1++; \
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
-        dst+= stride;\
-        src+= stride;\
-    }while(--h);\
-}\
-\
-static void OPNAME ## h264_chroma_mc4_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    do {\
-        int t0,t1,t2,t3; \
-        uint8_t *s0 = src; \
-        uint8_t *s1 = src+stride; \
-        t0 = *s0++; t2 = *s1++; \
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[2], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[3], (A*t1 + B*t0 + C*t3 + D*t2));\
-        dst+= stride;\
-        src+= stride;\
-    }while(--h);\
-}\
-\
-static void OPNAME ## h264_chroma_mc8_sh4(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int stride, int h, int x, int y){\
-    const int A=(8-x)*(8-y);\
-    const int B=(  x)*(8-y);\
-    const int C=(8-x)*(  y);\
-    const int D=(  x)*(  y);\
-    \
-    assert(x<8 && y<8 && x>=0 && y>=0);\
-\
-    do {\
-        int t0,t1,t2,t3; \
-        uint8_t *s0 = src; \
-        uint8_t *s1 = src+stride; \
-        t0 = *s0++; t2 = *s1++; \
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[0], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[1], (A*t1 + B*t0 + C*t3 + D*t2));\
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[2], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[3], (A*t1 + B*t0 + C*t3 + D*t2));\
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[4], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[5], (A*t1 + B*t0 + C*t3 + D*t2));\
-        t1 = *s0++; t3 = *s1++; \
-        OP(dst[6], (A*t0 + B*t1 + C*t2 + D*t3));\
-        t0 = *s0++; t2 = *s1++; \
-        OP(dst[7], (A*t1 + B*t0 + C*t3 + D*t2));\
-        dst+= stride;\
-        src+= stride;\
-    }while(--h);\
-}
-
-#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
-#define op_put(a, b) a = (((b) + 32)>>6)
-
-H264_CHROMA_MC(put_       , op_put)
-H264_CHROMA_MC(avg_       , op_avg)
-#undef op_avg
-#undef op_put
-
 #define QPEL_MC(r, OPNAME, RND, OP) \
 static void OPNAME ## mpeg4_qpel8_h_lowpass(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int h){\
     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;\

libavcodec/vc1.h

@@ -24,6 +24,7 @@
 #define AVCODEC_VC1_H
 
 #include "avcodec.h"
+#include "h264chroma.h"
 #include "mpegvideo.h"
 #include "intrax8.h"
 #include "vc1dsp.h"
@@ -181,6 +182,7 @@ enum FrameCodingMode {
 typedef struct VC1Context{
     MpegEncContext s;
     IntraX8Context x8;
+    H264ChromaContext h264chroma;
     VC1DSPContext vc1dsp;
 
     int bits;

libavcodec/vc1dec.c

@@ -31,6 +31,7 @@
 #include "avcodec.h"
 #include "mpegvideo.h"
 #include "h263.h"
+#include "h264chroma.h"
 #include "vc1.h"
 #include "vc1data.h"
 #include "vc1acdata.h"
@@ -331,6 +332,7 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
 {
     MpegEncContext *s = &v->s;
     DSPContext *dsp   = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcY, *srcU, *srcV;
     int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
     int off, off_uv;
@@ -519,8 +521,8 @@ static void vc1_mc_1mv(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
         v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
         v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
@@ -769,7 +771,7 @@ static av_always_inline int get_chroma_mv(int *mvx, int *mvy, int *a, int flag,
 static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
 {
     MpegEncContext *s = &v->s;
-    DSPContext *dsp   = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcU, *srcV;
     int uvmx, uvmy, uvsrc_x, uvsrc_y;
     int k, tx = 0, ty = 0;
@@ -915,8 +917,8 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->put_h264_chroma_pixels_tab[0](s->dest[2] + off, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->put_h264_chroma_pixels_tab[0](s->dest[2] + off, srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
         v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off, srcU, s->uvlinesize, 8, uvmx, uvmy);
         v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off, srcV, s->uvlinesize, 8, uvmx, uvmy);
@@ -928,7 +930,7 @@ static void vc1_mc_4mv_chroma(VC1Context *v, int dir)
 static void vc1_mc_4mv_chroma4(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
-    DSPContext *dsp = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcU, *srcV;
     int uvsrc_x, uvsrc_y;
     int uvmx_field[4], uvmy_field[4];
@@ -1000,8 +1002,8 @@ static void vc1_mc_4mv_chroma4(VC1Context *v)
             }
         }
         if (!v->rnd) {
-            dsp->put_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
-            dsp->put_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            h264chroma->put_h264_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
+            h264chroma->put_h264_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
         } else {
             v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[1] + off, srcU, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
             v->vc1dsp.put_no_rnd_vc1_chroma_pixels_tab[1](s->dest[2] + off, srcV, s->uvlinesize << fieldmv, 4, uvmx_field[i], uvmy_field[i]);
@@ -1828,6 +1830,7 @@ static void vc1_interp_mc(VC1Context *v)
 {
     MpegEncContext *s = &v->s;
     DSPContext *dsp = &v->s.dsp;
+    H264ChromaContext *h264chroma = &v->h264chroma;
     uint8_t *srcY, *srcU, *srcV;
     int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y;
     int off, off_uv;
@@ -1957,8 +1960,8 @@ static void vc1_interp_mc(VC1Context *v)
     uvmx = (uvmx & 3) << 1;
     uvmy = (uvmy & 3) << 1;
     if (!v->rnd) {
-        dsp->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
-        dsp->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
+        h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
     } else {
         v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy);
         v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy);
@@ -5164,6 +5167,7 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
 
     if (ff_vc1_init_common(v) < 0)
         return -1;
+    ff_h264chroma_init(&v->h264chroma, 8);
     ff_vc1dsp_init(&v->vc1dsp);
 
     if (avctx->codec_id == AV_CODEC_ID_WMV3 || avctx->codec_id == AV_CODEC_ID_WMV3IMAGE) {

libavcodec/vc1dsp.c

@@ -25,8 +25,9 @@
  *
  */
 
-#include "vc1dsp.h"
 #include "libavutil/common.h"
+#include "h264chroma.h"
+#include "vc1dsp.h"
 
 
 /** Apply overlap transform to horizontal edge

libavcodec/vc1dsp.h

@@ -29,6 +29,7 @@
 #define AVCODEC_VC1DSP_H
 
 #include "dsputil.h"
+#include "h264chroma.h"
 
 typedef struct VC1DSPContext {
     /* vc1 functions */

libavcodec/vp56.c

@@ -26,7 +26,7 @@
 #include "avcodec.h"
 #include "bytestream.h"
 #include "internal.h"
-
+#include "h264chroma.h"
 #include "vp56.h"
 #include "vp56data.h"
 
@@ -674,6 +674,7 @@ av_cold void ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha)
     avctx->pix_fmt = has_alpha ? AV_PIX_FMT_YUVA420P : AV_PIX_FMT_YUV420P;
 
     ff_dsputil_init(&s->dsp, avctx);
+    ff_h264chroma_init(&s->h264chroma, 8);
     ff_videodsp_init(&s->vdsp, 8);
     ff_vp3dsp_init(&s->vp3dsp, avctx->flags);
     ff_vp56dsp_init(&s->vp56dsp, avctx->codec->id);

libavcodec/vp56.h

@@ -30,6 +30,7 @@
 #include "dsputil.h"
 #include "get_bits.h"
 #include "bytestream.h"
+#include "h264chroma.h"
 #include "videodsp.h"
 #include "vp3dsp.h"
 #include "vp56dsp.h"
@@ -95,6 +96,7 @@ typedef struct VP56Model {
 struct vp56_context {
     AVCodecContext *avctx;
     DSPContext dsp;
+    H264ChromaContext h264chroma;
     VideoDSPContext vdsp;
     VP3DSPContext vp3dsp;
     VP56DSPContext vp56dsp;

libavcodec/vp6.c

@@ -536,8 +536,8 @@ static void vp6_filter_diag2(VP56Context *s, uint8_t *dst, uint8_t *src,
                              int stride, int h_weight, int v_weight)
 {
     uint8_t *tmp = s->edge_emu_buffer+16;
-    s->dsp.put_h264_chroma_pixels_tab[0](tmp, src, stride, 9, h_weight, 0);
-    s->dsp.put_h264_chroma_pixels_tab[0](dst, tmp, stride, 8, 0, v_weight);
+    s->h264chroma.put_h264_chroma_pixels_tab[0](tmp, src, stride, 9, h_weight, 0);
+    s->h264chroma.put_h264_chroma_pixels_tab[0](dst, tmp, stride, 8, 0, v_weight);
 }
 
 static void vp6_filter(VP56Context *s, uint8_t *dst, uint8_t *src,
@@ -583,7 +583,7 @@ static void vp6_filter(VP56Context *s, uint8_t *dst, uint8_t *src,
         }
     } else {
         if (!x8 || !y8) {
-            s->dsp.put_h264_chroma_pixels_tab[0](dst, src+offset1, stride, 8, x8, y8);
+            s->h264chroma.put_h264_chroma_pixels_tab[0](dst, src + offset1, stride, 8, x8, y8);
         } else {
             vp6_filter_diag2(s, dst, src+offset1 + ((mv.x^mv.y)>>31), stride, x8, y8);
         }

libavcodec/x86/Makefile

@@ -43,7 +43,8 @@ YASM-OBJS-$(CONFIG_AC3DSP)             += x86/ac3dsp.o
 YASM-OBJS-$(CONFIG_DCT)                += x86/dct32.o
 YASM-OBJS-$(CONFIG_ENCODERS)           += x86/dsputilenc.o
 YASM-OBJS-$(CONFIG_FFT)                += x86/fft.o
-YASM-OBJS-$(CONFIG_H264CHROMA)         += x86/h264_chromamc.o           \
+YASM-OBJS-$(CONFIG_H264CHROMA)         += x86/h264chroma_init.o         \
+                                          x86/h264_chromamc.o           \
                                           x86/h264_chromamc_10bit.o
 YASM-OBJS-$(CONFIG_H264DSP)            += x86/h264_deblock.o            \
                                           x86/h264_deblock_10bit.o      \

libavcodec/x86/dsputil_mmx.c

@@ -1460,49 +1460,6 @@ void ff_put_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
 void ff_avg_pixels16_sse2(uint8_t *block, const uint8_t *pixels,
                           ptrdiff_t line_size, int h);
 
-void ff_put_h264_chroma_mc8_rnd_mmx  (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, uint8_t *src,
-                                       int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-
-void ff_put_h264_chroma_mc4_mmx      (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc4_mmxext   (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc4_3dnow    (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-
-void ff_put_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-
-void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_put_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-
-void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-void ff_avg_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
-                                      int stride, int h, int x, int y);
-
-#define CHROMA_MC(OP, NUM, DEPTH, OPT)                                  \
-void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT      \
-                                      (uint8_t *dst, uint8_t *src,      \
-                                       int stride, int h, int x, int y);
-
-CHROMA_MC(put, 2, 10, mmxext)
-CHROMA_MC(avg, 2, 10, mmxext)
-CHROMA_MC(put, 4, 10, mmxext)
-CHROMA_MC(avg, 4, 10, mmxext)
-CHROMA_MC(put, 8, 10, sse2)
-CHROMA_MC(avg, 8, 10, sse2)
-CHROMA_MC(put, 8, 10, avx)
-CHROMA_MC(avg, 8, 10, avx)
-
 #if HAVE_INLINE_ASM
 
 /* CAVS-specific */
@@ -1704,11 +1661,6 @@ static av_cold void dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx,
 #endif /* HAVE_INLINE_ASM */
 
 #if HAVE_YASM
-    if (!high_bit_depth && CONFIG_H264CHROMA) {
-        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx;
-        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
-    }
-
     c->vector_clip_int32 = ff_vector_clip_int32_mmx;
 #endif
 
@@ -1773,19 +1725,6 @@ static av_cold void dsputil_init_mmxext(DSPContext *c, AVCodecContext *avctx,
         c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_mmxext;
     }
 
-    if (!high_bit_depth && CONFIG_H264CHROMA) {
-        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;
-        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext;
-        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext;
-    }
-    if (bit_depth == 10 && CONFIG_H264CHROMA) {
-        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext;
-        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext;
-        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext;
-    }
-
     /* slower than cmov version on AMD */
     if (!(mm_flags & AV_CPU_FLAG_3DNOW))
         c->add_hfyu_median_prediction = ff_add_hfyu_median_prediction_mmxext;
@@ -1838,11 +1777,6 @@ static av_cold void dsputil_init_3dnow(DSPContext *c, AVCodecContext *avctx,
         c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_exact_3dnow;
         c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_exact_3dnow;
     }
-
-    if (!high_bit_depth && CONFIG_H264CHROMA) {
-        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_3dnow;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_3dnow;
-    }
 #endif /* HAVE_YASM */
 }
 
@@ -1889,13 +1823,6 @@ static av_cold void dsputil_init_sse2(DSPContext *c, AVCodecContext *avctx,
         }
     }
 
-    if (bit_depth == 10) {
-        if (CONFIG_H264CHROMA) {
-            c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2;
-            c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2;
-        }
-    }
-
     c->scalarproduct_int16          = ff_scalarproduct_int16_sse2;
     c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2;
     if (mm_flags & AV_CPU_FLAG_ATOM) {
@@ -1916,14 +1843,6 @@ static av_cold void dsputil_init_ssse3(DSPContext *c, AVCodecContext *avctx,
                                        int mm_flags)
 {
 #if HAVE_SSSE3_EXTERNAL
-    const int high_bit_depth = avctx->bits_per_raw_sample > 8;
-
-    if (!high_bit_depth && CONFIG_H264CHROMA) {
-        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3;
-        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3;
-        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3;
-        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3;
-    }
     c->add_hfyu_left_prediction = ff_add_hfyu_left_prediction_ssse3;
     if (mm_flags & AV_CPU_FLAG_SSE4) // not really sse4, just slow on Conroe
         c->add_hfyu_left_prediction = ff_add_hfyu_left_prediction_sse4;
@@ -1946,20 +1865,6 @@ static av_cold void dsputil_init_sse4(DSPContext *c, AVCodecContext *avctx,
 #endif /* HAVE_SSE4_EXTERNAL */
 }
 
-static av_cold void dsputil_init_avx(DSPContext *c, AVCodecContext *avctx, int mm_flags)
-{
-#if HAVE_AVX_EXTERNAL
-    const int bit_depth = avctx->bits_per_raw_sample;
-
-    if (bit_depth == 10) {
-        if (CONFIG_H264CHROMA) {
-            c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx;
-            c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
-        }
-    }
-#endif /* HAVE_AVX_EXTERNAL */
-}
-
 av_cold void ff_dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx)
 {
     int mm_flags = av_get_cpu_flags();
@@ -1990,9 +1895,6 @@ av_cold void ff_dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx)
     if (mm_flags & AV_CPU_FLAG_SSE4)
         dsputil_init_sse4(c, avctx, mm_flags);
 
-    if (mm_flags & AV_CPU_FLAG_AVX)
-        dsputil_init_avx(c, avctx, mm_flags);
-
     if (CONFIG_ENCODERS)
         ff_dsputilenc_init_mmx(c, avctx);
 }

libavcodec/x86/h264chroma_init.c

+/*
+ * 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 <stdint.h>
+
+#include "config.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/h264chroma.h"
+
+void ff_put_h264_chroma_mc8_rnd_mmx  (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc8_rnd_mmxext(uint8_t *dst, uint8_t *src,
+                                       int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc8_rnd_3dnow(uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+
+void ff_put_h264_chroma_mc4_mmx      (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc4_mmxext   (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc4_3dnow    (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+
+void ff_put_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc2_mmxext   (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+
+void ff_put_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_put_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+
+void ff_avg_h264_chroma_mc8_rnd_ssse3(uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+void ff_avg_h264_chroma_mc4_ssse3    (uint8_t *dst, uint8_t *src,
+                                      int stride, int h, int x, int y);
+
+#define CHROMA_MC(OP, NUM, DEPTH, OPT)                                  \
+void ff_ ## OP ## _h264_chroma_mc ## NUM ## _ ## DEPTH ## _ ## OPT      \
+                                      (uint8_t *dst, uint8_t *src,      \
+                                       int stride, int h, int x, int y);
+
+CHROMA_MC(put, 2, 10, mmxext)
+CHROMA_MC(avg, 2, 10, mmxext)
+CHROMA_MC(put, 4, 10, mmxext)
+CHROMA_MC(avg, 4, 10, mmxext)
+CHROMA_MC(put, 8, 10, sse2)
+CHROMA_MC(avg, 8, 10, sse2)
+CHROMA_MC(put, 8, 10, avx)
+CHROMA_MC(avg, 8, 10, avx)
+
+void ff_h264chroma_init_x86(H264ChromaContext *c, int bit_depth)
+{
+    int high_bit_depth = bit_depth > 8;
+    int mm_flags       = av_get_cpu_flags();
+
+    if (EXTERNAL_MMX(mm_flags) && !high_bit_depth) {
+        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_mmx;
+        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmx;
+    }
+
+    if (EXTERNAL_AMD3DNOW(mm_flags) && !high_bit_depth) {
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_3dnow;
+        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_3dnow;
+    }
+
+    if (EXTERNAL_MMXEXT(mm_flags) && !high_bit_depth) {
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_mmxext;
+        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmxext;
+        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_mmxext;
+        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_mmxext;
+    }
+
+    if (EXTERNAL_MMXEXT(mm_flags) && bit_depth == 10) {
+        c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_10_mmxext;
+        c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_10_mmxext;
+        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_10_mmxext;
+        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_10_mmxext;
+    }
+
+    if (EXTERNAL_SSE2(mm_flags) && bit_depth == 10) {
+        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_sse2;
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_sse2;
+    }
+
+    if (EXTERNAL_SSSE3(mm_flags) && !high_bit_depth) {
+        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_rnd_ssse3;
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_rnd_ssse3;
+        c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_ssse3;
+        c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_ssse3;
+    }
+
+    if (EXTERNAL_AVX(mm_flags) && bit_depth == 10) {
+        // AVX implies !cache64.
+        // TODO: Port cache(32|64) detection from x264.
+        c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_10_avx;
+        c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_10_avx;
+    }
+}