vp56: Separate VP5 and VP6 dsp initialization

VP5 has no arch-specific optimizations (nor will it get some in the
future), so it makes no sense to try to share dsp init code with VP6.

libavcodec/arm/vp6dsp_init_arm.c

@@ -22,13 +22,13 @@
 
 #include "libavutil/attributes.h"
 #include "libavutil/arm/cpu.h"
-#include "libavcodec/avcodec.h"
+
 #include "libavcodec/vp56dsp.h"
 
 void ff_vp6_edge_filter_hor_neon(uint8_t *yuv, ptrdiff_t stride, int t);
 void ff_vp6_edge_filter_ver_neon(uint8_t *yuv, ptrdiff_t stride, int t);
 
-av_cold void ff_vp6dsp_init_arm(VP56DSPContext *s, enum AVCodecID codec)
+av_cold void ff_vp6dsp_init_arm(VP56DSPContext *s)
 {
     int cpu_flags = av_get_cpu_flags();
 

libavcodec/vp5.c

@@ -270,6 +270,7 @@ static av_cold int vp5_decode_init(AVCodecContext *avctx)
 
     if ((ret = ff_vp56_init(avctx, 1, 0)) < 0)
         return ret;
+    ff_vp5dsp_init(&s->vp56dsp);
     s->vp56_coord_div = vp5_coord_div;
     s->parse_vector_adjustment = vp5_parse_vector_adjustment;
     s->parse_coeff = vp5_parse_coeff;

libavcodec/vp56.c

@@ -663,7 +663,6 @@ av_cold int ff_vp56_init(AVCodecContext *avctx, int flip, int has_alpha)
     ff_hpeldsp_init(&s->hdsp, avctx->flags);
     ff_videodsp_init(&s->vdsp, 8);
     ff_vp3dsp_init(&s->vp3dsp, avctx->flags);
-    ff_vp56dsp_init(&s->vp56dsp, avctx->codec->id);
     for (i = 0; i < 64; i++) {
 #define TRANSPOSE(x) (x >> 3) | ((x & 7) << 3)
         s->idct_scantable[i] = TRANSPOSE(ff_zigzag_direct[i]);

libavcodec/vp56.h

@@ -26,6 +26,7 @@
 #ifndef AVCODEC_VP56_H
 #define AVCODEC_VP56_H
 
+#include "avcodec.h"
 #include "get_bits.h"
 #include "hpeldsp.h"
 #include "bytestream.h"

libavcodec/vp56dsp.c

@@ -26,6 +26,23 @@
 #include "vp56dsp.h"
 #include "libavutil/common.h"
 
+#define VP56_EDGE_FILTER(pfx, suf, pix_inc, line_inc)                   \
+static void pfx ## _edge_filter_ ## suf(uint8_t *yuv, ptrdiff_t stride, \
+                                        int t)                          \
+{                                                                       \
+    int pix2_inc = 2 * pix_inc;                                         \
+    int i, v;                                                           \
+                                                                        \
+    for (i=0; i<12; i++) {                                              \
+        v = (yuv[-pix2_inc] + 3*(yuv[0]-yuv[-pix_inc]) - yuv[pix_inc] + 4)>>3;\
+        v = pfx##_adjust(v, t);                                         \
+        yuv[-pix_inc] = av_clip_uint8(yuv[-pix_inc] + v);               \
+        yuv[0] = av_clip_uint8(yuv[0] - v);                             \
+        yuv += line_inc;                                                \
+    }                                                                   \
+}
+
+#if CONFIG_VP5_DECODER
 /* Gives very similar result than the vp6 version except in a few cases */
 static int vp5_adjust(int v, int t)
 {
@@ -43,6 +60,18 @@ static int vp5_adjust(int v, int t)
     return v;
 }
 
+
+VP56_EDGE_FILTER(vp5, hor, 1, stride)
+VP56_EDGE_FILTER(vp5, ver, stride, 1)
+
+av_cold void ff_vp5dsp_init(VP56DSPContext *s)
+{
+    s->edge_filter_hor = vp5_edge_filter_hor;
+    s->edge_filter_ver = vp5_edge_filter_ver;
+}
+#endif /* CONFIG_VP5_DECODER */
+
+#if CONFIG_VP6_DECODER
 static int vp6_adjust(int v, int t)
 {
     int V = v, s = v >> 31;
@@ -56,44 +85,19 @@ static int vp6_adjust(int v, int t)
     return V;
 }
 
-
-#define VP56_EDGE_FILTER(pfx, suf, pix_inc, line_inc)                   \
-static void pfx ## _edge_filter_ ## suf(uint8_t *yuv, ptrdiff_t stride, \
-                                        int t)                          \
-{                                                                       \
-    int pix2_inc = 2 * pix_inc;                                         \
-    int i, v;                                                           \
-                                                                        \
-    for (i=0; i<12; i++) {                                              \
-        v = (yuv[-pix2_inc] + 3*(yuv[0]-yuv[-pix_inc]) - yuv[pix_inc] + 4)>>3;\
-        v = pfx##_adjust(v, t);                                         \
-        yuv[-pix_inc] = av_clip_uint8(yuv[-pix_inc] + v);               \
-        yuv[0] = av_clip_uint8(yuv[0] - v);                             \
-        yuv += line_inc;                                                \
-    }                                                                   \
-}
-
-VP56_EDGE_FILTER(vp5, hor, 1, stride)
-VP56_EDGE_FILTER(vp5, ver, stride, 1)
 VP56_EDGE_FILTER(vp6, hor, 1, stride)
 VP56_EDGE_FILTER(vp6, ver, stride, 1)
 
-av_cold void ff_vp56dsp_init(VP56DSPContext *s, enum AVCodecID codec)
+av_cold void ff_vp6dsp_init(VP56DSPContext *s)
 {
-    if (codec == AV_CODEC_ID_VP5) {
-        s->edge_filter_hor = vp5_edge_filter_hor;
-        s->edge_filter_ver = vp5_edge_filter_ver;
-    } else {
-        s->edge_filter_hor = vp6_edge_filter_hor;
-        s->edge_filter_ver = vp6_edge_filter_ver;
+    s->edge_filter_hor = vp6_edge_filter_hor;
+    s->edge_filter_ver = vp6_edge_filter_ver;
 
-        if (CONFIG_VP6_DECODER) {
-            s->vp6_filter_diag4 = ff_vp6_filter_diag4_c;
+    s->vp6_filter_diag4 = ff_vp6_filter_diag4_c;
 
-            if (ARCH_ARM)
-                ff_vp6dsp_init_arm(s, codec);
-            if (ARCH_X86)
-                ff_vp6dsp_init_x86(s, codec);
-        }
-    }
+    if (ARCH_ARM)
+        ff_vp6dsp_init_arm(s);
+    if (ARCH_X86)
+        ff_vp6dsp_init_x86(s);
 }
+#endif /* CONFIG_VP6_DECODER */

libavcodec/vp56dsp.h

@@ -24,8 +24,6 @@
 #include <stddef.h>
 #include <stdint.h>
 
-#include "avcodec.h"
-
 typedef struct VP56DSPContext {
     void (*edge_filter_hor)(uint8_t *yuv, ptrdiff_t stride, int t);
     void (*edge_filter_ver)(uint8_t *yuv, ptrdiff_t stride, int t);
@@ -37,8 +35,10 @@ typedef struct VP56DSPContext {
 void ff_vp6_filter_diag4_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
                            const int16_t *h_weights, const int16_t *v_weights);
 
-void ff_vp56dsp_init(VP56DSPContext *s, enum AVCodecID codec);
-void ff_vp6dsp_init_arm(VP56DSPContext *s, enum AVCodecID codec);
-void ff_vp6dsp_init_x86(VP56DSPContext* c, enum AVCodecID codec);
+void ff_vp5dsp_init(VP56DSPContext *s);
+void ff_vp6dsp_init(VP56DSPContext *s);
+
+void ff_vp6dsp_init_arm(VP56DSPContext *s);
+void ff_vp6dsp_init_x86(VP56DSPContext *s);
 
 #endif /* AVCODEC_VP56DSP_H */

libavcodec/vp6.c

@@ -612,6 +612,7 @@ static av_cold int vp6_decode_init(AVCodecContext *avctx)
     if ((ret = ff_vp56_init(avctx, avctx->codec->id == AV_CODEC_ID_VP6,
                             avctx->codec->id == AV_CODEC_ID_VP6A)) < 0)
         return ret;
+    ff_vp6dsp_init(&s->vp56dsp);
 
     s->vp56_coord_div = vp6_coord_div;
     s->parse_vector_adjustment = vp6_parse_vector_adjustment;

libavcodec/x86/vp6dsp_init.c

@@ -30,7 +30,7 @@ void ff_vp6_filter_diag4_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
 void ff_vp6_filter_diag4_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
                               const int16_t *h_weights,const int16_t *v_weights);
 
-av_cold void ff_vp6dsp_init_x86(VP56DSPContext* c, enum AVCodecID codec)
+av_cold void ff_vp6dsp_init_x86(VP56DSPContext *c)
 {
     int cpu_flags = av_get_cpu_flags();