Merge commit '95c0cec03acec0a80cc1c7db48f3b2355d9e767b'

* commit '95c0cec03acec0a80cc1c7db48f3b2355d9e767b':
  idctdsp: Add global function pointers for {add|put}_pixels_clamped functions

Conflicts:
	libavcodec/arm/idctdsp_init_arm.c
	libavcodec/dct.h
	libavcodec/idctdsp.c
	libavcodec/jrevdct.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/arm/idctdsp_init_arm.c

@@ -29,10 +29,6 @@
 #include "idct.h"
 #include "idctdsp_arm.h"
 
-/* XXX: local hack */
-static void (*put_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
-static void (*add_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
-
 void ff_add_pixels_clamped_arm(const int16_t *block, uint8_t *dest,
                                int line_size);
 
@@ -41,25 +37,25 @@ void ff_add_pixels_clamped_arm(const int16_t *block, uint8_t *dest,
 static void j_rev_dct_arm_put(uint8_t *dest, int line_size, int16_t *block)
 {
     ff_j_rev_dct_arm(block);
-    put_pixels_clamped(block, dest, line_size);
+    ff_put_pixels_clamped(block, dest, line_size);
 }
 
 static void j_rev_dct_arm_add(uint8_t *dest, int line_size, int16_t *block)
 {
     ff_j_rev_dct_arm(block);
-    add_pixels_clamped(block, dest, line_size);
+    ff_add_pixels_clamped(block, dest, line_size);
 }
 
 static void simple_idct_arm_put(uint8_t *dest, int line_size, int16_t *block)
 {
     ff_simple_idct_arm(block);
-    put_pixels_clamped(block, dest, line_size);
+    ff_put_pixels_clamped(block, dest, line_size);
 }
 
 static void simple_idct_arm_add(uint8_t *dest, int line_size, int16_t *block)
 {
     ff_simple_idct_arm(block);
-    add_pixels_clamped(block, dest, line_size);
+    ff_add_pixels_clamped(block, dest, line_size);
 }
 
 av_cold void ff_idctdsp_init_arm(IDCTDSPContext *c, AVCodecContext *avctx,
@@ -67,9 +63,6 @@ av_cold void ff_idctdsp_init_arm(IDCTDSPContext *c, AVCodecContext *avctx,
 {
     int cpu_flags = av_get_cpu_flags();
 
-    put_pixels_clamped = c->put_pixels_clamped;
-    add_pixels_clamped = c->add_pixels_clamped;
-
     if (!avctx->lowres && !high_bit_depth) {
         if ((avctx->idct_algo == FF_IDCT_AUTO && !(avctx->flags & CODEC_FLAG_BITEXACT)) ||
             avctx->idct_algo == FF_IDCT_ARM) {

libavcodec/dct.h

@@ -62,5 +62,7 @@ void ff_j_rev_dct(int16_t *data);
 void ff_j_rev_dct4(int16_t *data);
 void ff_j_rev_dct2(int16_t *data);
 void ff_j_rev_dct1(int16_t *data);
+void ff_jref_idct_put(uint8_t *dest, int line_size, int16_t *block);
+void ff_jref_idct_add(uint8_t *dest, int line_size, int16_t *block);
 
 #endif /* AVCODEC_DCT_H */

libavcodec/idctdsp.c

@@ -80,8 +80,11 @@ av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation,
     }
 }
 
-void ff_put_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels,
+void (*ff_put_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
-                           int line_size)
+void (*ff_add_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
+
+static void put_pixels_clamped_c(const int16_t *block, uint8_t *av_restrict pixels,
+                                 int line_size)
 {
     int i;
 
@@ -154,8 +157,8 @@ static void put_signed_pixels_clamped_c(const int16_t *block,
     }
 }
 
-void ff_add_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels,
+static void add_pixels_clamped_c(const int16_t *block, uint8_t *av_restrict pixels,
-                           int line_size)
+                                 int line_size)
 {
     int i;
 
@@ -204,17 +207,6 @@ static void add_pixels_clamped2_c(const int16_t *block, uint8_t *av_restrict pix
     }
 }
 
-static void jref_idct_put(uint8_t *dest, int line_size, int16_t *block)
-{
-    ff_j_rev_dct(block);
-    ff_put_pixels_clamped(block, dest, line_size);
-}
-
-static void jref_idct_add(uint8_t *dest, int line_size, int16_t *block)
-{
-    ff_j_rev_dct(block);
-    ff_add_pixels_clamped(block, dest, line_size);
-}
 static void ff_jref_idct4_put(uint8_t *dest, int line_size, int16_t *block)
 {
     ff_j_rev_dct4 (block);
@@ -278,8 +270,8 @@ av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx)
             c->perm_type             = FF_IDCT_PERM_NONE;
         } else {
             if (avctx->idct_algo == FF_IDCT_INT) {
-                c->idct_put  = jref_idct_put;
+                c->idct_put  = ff_jref_idct_put;
-                c->idct_add  = jref_idct_add;
+                c->idct_add  = ff_jref_idct_add;
                 c->idct      = ff_j_rev_dct;
                 c->perm_type = FF_IDCT_PERM_LIBMPEG2;
             } else if (avctx->idct_algo == FF_IDCT_FAAN) {
@@ -296,9 +288,12 @@ av_cold void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx)
         }
     }
 
-    c->put_pixels_clamped        = ff_put_pixels_clamped;
+    c->put_pixels_clamped        = put_pixels_clamped_c;
     c->put_signed_pixels_clamped = put_signed_pixels_clamped_c;
-    c->add_pixels_clamped        = ff_add_pixels_clamped;
+    c->add_pixels_clamped        = add_pixels_clamped_c;
+
+    ff_put_pixels_clamped = c->put_pixels_clamped;
+    ff_add_pixels_clamped = c->add_pixels_clamped;
 
     if (CONFIG_MPEG4_DECODER && avctx->idct_algo == FF_IDCT_XVID)
         ff_xvid_idct_init(c, avctx);

libavcodec/idctdsp.h

@@ -48,11 +48,6 @@ void ff_init_scantable_permutation(uint8_t *idct_permutation,
 int ff_init_scantable_permutation_x86(uint8_t *idct_permutation,
                                       enum idct_permutation_type perm_type);
 
-void ff_put_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels,
-                           int line_size);
-void ff_add_pixels_clamped(const int16_t *block, uint8_t *av_restrict pixels,
-                           int line_size);
-
 typedef struct IDCTDSPContext {
     /* pixel ops : interface with DCT */
     void (*put_pixels_clamped)(const int16_t *block /* align 16 */,
@@ -100,6 +95,9 @@ typedef struct IDCTDSPContext {
     enum idct_permutation_type perm_type;
 } IDCTDSPContext;
 
+extern void (*ff_put_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
+extern void (*ff_add_pixels_clamped)(const int16_t *block, uint8_t *pixels, int line_size);
+
 void ff_idctdsp_init(IDCTDSPContext *c, AVCodecContext *avctx);
 
 void ff_idctdsp_init_alpha(IDCTDSPContext *c, AVCodecContext *avctx,

libavcodec/jrevdct.c

@@ -63,7 +63,9 @@
  */
 
 #include "libavutil/common.h"
+
 #include "dct.h"
+#include "idctdsp.h"
 
 #define EIGHT_BIT_SAMPLES
 
@@ -1153,3 +1155,15 @@ void ff_j_rev_dct1(DCTBLOCK data){
 
 #undef FIX
 #undef CONST_BITS
+
+void ff_jref_idct_put(uint8_t *dest, int line_size, int16_t *block)
+{
+    ff_j_rev_dct(block);
+    ff_put_pixels_clamped(block, dest, line_size);
+}
+
+void ff_jref_idct_add(uint8_t *dest, int line_size, int16_t *block)
+{
+    ff_j_rev_dct(block);
+    ff_add_pixels_clamped(block, dest, line_size);
+}

libavcodec/x86/simple_idct.c

@@ -22,6 +22,9 @@
 
 #include "libavutil/mem.h"
 #include "libavutil/x86/asm.h"
+
+#include "libavcodec/idctdsp.h"
+
 #include "idctdsp.h"
 #include "simple_idct.h"
 
@@ -1159,12 +1162,12 @@ void ff_simple_idct_mmx(int16_t *block)
 void ff_simple_idct_put_mmx(uint8_t *dest, int line_size, int16_t *block)
 {
     idct(block);
-    ff_put_pixels_clamped_mmx(block, dest, line_size);
+    ff_put_pixels_clamped(block, dest, line_size);
 }
 void ff_simple_idct_add_mmx(uint8_t *dest, int line_size, int16_t *block)
 {
     idct(block);
-    ff_add_pixels_clamped_mmx(block, dest, line_size);
+    ff_add_pixels_clamped(block, dest, line_size);
 }
 
 #endif /* HAVE_INLINE_ASM */