avpacket: Check for and return errors in ff_interleave_add_packet()
[ffmpeg.git] / libavcodec / x86 / motion_est.c
index 4c53053..2b34a28 100644 (file)
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "libavutil/attributes.h"
 #include "libavutil/internal.h"
 #include "libavutil/mem.h"
 #include "libavutil/x86/asm.h"
-#include "libavcodec/dsputil.h"
-#include "dsputil_mmx.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/mpegvideo.h"
+#include "dsputil_x86.h"
 
 #if HAVE_INLINE_ASM
 
-DECLARE_ASM_CONST(8, uint64_t, round_tab)[3]={
-0x0000000000000000ULL,
-0x0001000100010001ULL,
-0x0002000200020002ULL,
+DECLARE_ASM_CONST(8, uint64_t, round_tab)[3] = {
+    0x0000000000000000ULL,
+    0x0001000100010001ULL,
+    0x0002000200020002ULL,
 };
 
-DECLARE_ASM_CONST(8, uint64_t, bone)= 0x0101010101010101LL;
+DECLARE_ASM_CONST(8, uint64_t, bone) = 0x0101010101010101LL;
 
 static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
 {
-    x86_reg len= -(stride*h);
-    __asm__ volatile(
+    x86_reg len = -(stride * h);
+    __asm__ volatile (
         ".p2align 4                     \n\t"
         "1:                             \n\t"
         "movq (%1, %%"REG_a"), %%mm0    \n\t"
@@ -70,14 +72,13 @@ static inline void sad8_1_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
         "add %3, %%"REG_a"              \n\t"
         " js 1b                         \n\t"
         : "+a" (len)
-        : "r" (blk1 - len), "r" (blk2 - len), "r" ((x86_reg)stride)
-    );
+        : "r" (blk1 - len), "r" (blk2 - len), "r" ((x86_reg) stride));
 }
 
 static inline void sad8_1_mmxext(uint8_t *blk1, uint8_t *blk2,
                                  int stride, int h)
 {
-    __asm__ volatile(
+    __asm__ volatile (
         ".p2align 4                     \n\t"
         "1:                             \n\t"
         "movq (%1), %%mm0               \n\t"
@@ -91,14 +92,14 @@ static inline void sad8_1_mmxext(uint8_t *blk1, uint8_t *blk2,
         "sub $2, %0                     \n\t"
         " jg 1b                         \n\t"
         : "+r" (h), "+r" (blk1), "+r" (blk2)
-        : "r" ((x86_reg)stride)
-    );
+        : "r" ((x86_reg) stride));
 }
 
-static int sad16_sse2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)
+static int sad16_sse2(MpegEncContext *v, uint8_t *blk2, uint8_t *blk1,
+                      int stride, int h)
 {
     int ret;
-    __asm__ volatile(
+    __asm__ volatile (
         "pxor %%xmm2, %%xmm2            \n\t"
         ".p2align 4                     \n\t"
         "1:                             \n\t"
@@ -115,16 +116,15 @@ static int sad16_sse2(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)
         "movhlps %%xmm2, %%xmm0         \n\t"
         "paddw   %%xmm0, %%xmm2         \n\t"
         "movd    %%xmm2, %3             \n\t"
-        : "+r" (h), "+r" (blk1), "+r" (blk2), "=r"(ret)
-        : "r" ((x86_reg)stride)
-    );
+        : "+r" (h), "+r" (blk1), "+r" (blk2), "=r" (ret)
+        : "r" ((x86_reg) stride));
     return ret;
 }
 
 static inline void sad8_x2a_mmxext(uint8_t *blk1, uint8_t *blk2,
                                    int stride, int h)
 {
-    __asm__ volatile(
+    __asm__ volatile (
         ".p2align 4                     \n\t"
         "1:                             \n\t"
         "movq (%1), %%mm0               \n\t"
@@ -140,14 +140,13 @@ static inline void sad8_x2a_mmxext(uint8_t *blk1, uint8_t *blk2,
         "sub $2, %0                     \n\t"
         " jg 1b                         \n\t"
         : "+r" (h), "+r" (blk1), "+r" (blk2)
-        : "r" ((x86_reg)stride)
-    );
+        : "r" ((x86_reg) stride));
 }
 
 static inline void sad8_y2a_mmxext(uint8_t *blk1, uint8_t *blk2,
                                    int stride, int h)
 {
-    __asm__ volatile(
+    __asm__ volatile (
         "movq (%1), %%mm0               \n\t"
         "add %3, %1                     \n\t"
         ".p2align 4                     \n\t"
@@ -166,14 +165,13 @@ static inline void sad8_y2a_mmxext(uint8_t *blk1, uint8_t *blk2,
         "sub $2, %0                     \n\t"
         " jg 1b                         \n\t"
         : "+r" (h), "+r" (blk1), "+r" (blk2)
-        : "r" ((x86_reg)stride)
-    );
+        : "r" ((x86_reg) stride));
 }
 
 static inline void sad8_4_mmxext(uint8_t *blk1, uint8_t *blk2,
                                  int stride, int h)
 {
-    __asm__ volatile(
+    __asm__ volatile (
         "movq "MANGLE(bone)", %%mm5     \n\t"
         "movq (%1), %%mm0               \n\t"
         "pavgb 1(%1), %%mm0             \n\t"
@@ -197,14 +195,14 @@ static inline void sad8_4_mmxext(uint8_t *blk1, uint8_t *blk2,
         "sub $2, %0                     \n\t"
         " jg 1b                         \n\t"
         : "+r" (h), "+r" (blk1), "+r" (blk2)
-        : "r" ((x86_reg)stride)
-    );
+        : "r" ((x86_reg) stride));
 }
 
-static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int stride, int h)
+static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2,
+                              int stride, int h)
 {
-    x86_reg len= -(stride*h);
-    __asm__ volatile(
+    x86_reg len = -(stride * h);
+    __asm__ volatile (
         ".p2align 4                     \n\t"
         "1:                             \n\t"
         "movq (%1, %%"REG_a"), %%mm0    \n\t"
@@ -235,15 +233,15 @@ static inline void sad8_2_mmx(uint8_t *blk1a, uint8_t *blk1b, uint8_t *blk2, int
         "add %4, %%"REG_a"              \n\t"
         " js 1b                         \n\t"
         : "+a" (len)
-        : "r" (blk1a - len), "r" (blk1b -len), "r" (blk2 - len), "r" ((x86_reg)stride)
-    );
+        : "r" (blk1a - len), "r" (blk1b - len), "r" (blk2 - len),
+          "r" ((x86_reg) stride));
 }
 
 static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
 {
-    x86_reg len= -(stride*h);
-    __asm__ volatile(
-        "movq (%1, %%"REG_a"), %%mm0    \n\t"
+    x86_reg len = -(stride * h);
+    __asm__ volatile (
+        "movq  (%1, %%"REG_a"), %%mm0   \n\t"
         "movq 1(%1, %%"REG_a"), %%mm2   \n\t"
         "movq %%mm0, %%mm1              \n\t"
         "movq %%mm2, %%mm3              \n\t"
@@ -255,7 +253,7 @@ static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
         "paddw %%mm3, %%mm1             \n\t"
         ".p2align 4                     \n\t"
         "1:                             \n\t"
-        "movq (%2, %%"REG_a"), %%mm2    \n\t"
+        "movq  (%2, %%"REG_a"), %%mm2   \n\t"
         "movq 1(%2, %%"REG_a"), %%mm4   \n\t"
         "movq %%mm2, %%mm3              \n\t"
         "movq %%mm4, %%mm5              \n\t"
@@ -288,14 +286,14 @@ static inline void sad8_4_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
         "add %4, %%"REG_a"              \n\t"
         " js 1b                         \n\t"
         : "+a" (len)
-        : "r" (blk1 - len), "r" (blk1 -len + stride), "r" (blk2 - len), "r" ((x86_reg)stride)
-    );
+        : "r" (blk1 - len), "r" (blk1 - len + stride), "r" (blk2 - len),
+          "r" ((x86_reg) stride));
 }
 
 static inline int sum_mmx(void)
 {
     int ret;
-    __asm__ volatile(
+    __asm__ volatile (
         "movq %%mm6, %%mm0              \n\t"
         "psrlq $32, %%mm6               \n\t"
         "paddw %%mm0, %%mm6             \n\t"
@@ -303,141 +301,157 @@ static inline int sum_mmx(void)
         "psrlq $16, %%mm6               \n\t"
         "paddw %%mm0, %%mm6             \n\t"
         "movd %%mm6, %0                 \n\t"
-        : "=r" (ret)
-    );
-    return ret&0xFFFF;
+        : "=r" (ret));
+    return ret & 0xFFFF;
 }
 
 static inline int sum_mmxext(void)
 {
     int ret;
-    __asm__ volatile(
+    __asm__ volatile (
         "movd %%mm6, %0                 \n\t"
-        : "=r" (ret)
-    );
+        : "=r" (ret));
     return ret;
 }
 
 static inline void sad8_x2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
 {
-    sad8_2_mmx(blk1, blk1+1, blk2, stride, h);
+    sad8_2_mmx(blk1, blk1 + 1, blk2, stride, h);
 }
+
 static inline void sad8_y2a_mmx(uint8_t *blk1, uint8_t *blk2, int stride, int h)
 {
-    sad8_2_mmx(blk1, blk1+stride, blk2, stride, h);
+    sad8_2_mmx(blk1, blk1 + stride, blk2, stride, h);
 }
 
-
-#define PIX_SAD(suf)\
-static int sad8_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    assert(h==8);\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t":);\
-\
-    sad8_1_ ## suf(blk1, blk2, stride, 8);\
-\
-    return sum_ ## suf();\
-}\
-static int sad8_x2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    assert(h==8);\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 "movq %0, %%mm5        \n\t"\
-                 :: "m"(round_tab[1]) \
-                 );\
-\
-    sad8_x2a_ ## suf(blk1, blk2, stride, 8);\
-\
-    return sum_ ## suf();\
-}\
-\
-static int sad8_y2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    assert(h==8);\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 "movq %0, %%mm5        \n\t"\
-                 :: "m"(round_tab[1]) \
-                 );\
-\
-    sad8_y2a_ ## suf(blk1, blk2, stride, 8);\
-\
-    return sum_ ## suf();\
-}\
-\
-static int sad8_xy2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    assert(h==8);\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 ::);\
-\
-    sad8_4_ ## suf(blk1, blk2, stride, 8);\
-\
-    return sum_ ## suf();\
-}\
-\
-static int sad16_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t":);\
-\
-    sad8_1_ ## suf(blk1  , blk2  , stride, h);\
-    sad8_1_ ## suf(blk1+8, blk2+8, stride, h);\
-\
-    return sum_ ## suf();\
-}\
-static int sad16_x2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 "movq %0, %%mm5        \n\t"\
-                 :: "m"(round_tab[1]) \
-                 );\
-\
-    sad8_x2a_ ## suf(blk1  , blk2  , stride, h);\
-    sad8_x2a_ ## suf(blk1+8, blk2+8, stride, h);\
-\
-    return sum_ ## suf();\
-}\
-static int sad16_y2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 "movq %0, %%mm5        \n\t"\
-                 :: "m"(round_tab[1]) \
-                 );\
-\
-    sad8_y2a_ ## suf(blk1  , blk2  , stride, h);\
-    sad8_y2a_ ## suf(blk1+8, blk2+8, stride, h);\
-\
-    return sum_ ## suf();\
-}\
-static int sad16_xy2_ ## suf(void *v, uint8_t *blk2, uint8_t *blk1, int stride, int h)\
-{\
-    __asm__ volatile("pxor %%mm7, %%mm7     \n\t"\
-                 "pxor %%mm6, %%mm6     \n\t"\
-                 ::);\
-\
-    sad8_4_ ## suf(blk1  , blk2  , stride, h);\
-    sad8_4_ ## suf(blk1+8, blk2+8, stride, h);\
-\
-    return sum_ ## suf();\
-}\
+#define PIX_SAD(suf)                                                    \
+static int sad8_ ## suf(MpegEncContext *v, uint8_t *blk2,               \
+                        uint8_t *blk1, int stride, int h)               \
+{                                                                       \
+    assert(h == 8);                                                     \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        :);                                                             \
+                                                                        \
+    sad8_1_ ## suf(blk1, blk2, stride, 8);                              \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad8_x2_ ## suf(MpegEncContext *v, uint8_t *blk2,            \
+                           uint8_t *blk1, int stride, int h)            \
+{                                                                       \
+    assert(h == 8);                                                     \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        "movq %0, %%mm5        \n\t"                                    \
+        :: "m" (round_tab[1]));                                         \
+                                                                        \
+    sad8_x2a_ ## suf(blk1, blk2, stride, 8);                            \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad8_y2_ ## suf(MpegEncContext *v, uint8_t *blk2,            \
+                           uint8_t *blk1, int stride, int h)            \
+{                                                                       \
+    assert(h == 8);                                                     \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        "movq %0, %%mm5        \n\t"                                    \
+        :: "m" (round_tab[1]));                                         \
+                                                                        \
+    sad8_y2a_ ## suf(blk1, blk2, stride, 8);                            \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad8_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
+                            uint8_t *blk1, int stride, int h)           \
+{                                                                       \
+    assert(h == 8);                                                     \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        ::);                                                            \
+                                                                        \
+    sad8_4_ ## suf(blk1, blk2, stride, 8);                              \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad16_ ## suf(MpegEncContext *v, uint8_t *blk2,              \
+                         uint8_t *blk1, int stride, int h)              \
+{                                                                       \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        :);                                                             \
+                                                                        \
+    sad8_1_ ## suf(blk1,     blk2,     stride, h);                      \
+    sad8_1_ ## suf(blk1 + 8, blk2 + 8, stride, h);                      \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad16_x2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
+                            uint8_t *blk1, int stride, int h)           \
+{                                                                       \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        "movq %0, %%mm5        \n\t"                                    \
+        :: "m" (round_tab[1]));                                         \
+                                                                        \
+    sad8_x2a_ ## suf(blk1,     blk2,     stride, h);                    \
+    sad8_x2a_ ## suf(blk1 + 8, blk2 + 8, stride, h);                    \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad16_y2_ ## suf(MpegEncContext *v, uint8_t *blk2,           \
+                            uint8_t *blk1, int stride, int h)           \
+{                                                                       \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        "movq %0, %%mm5        \n\t"                                    \
+        :: "m" (round_tab[1]));                                         \
+                                                                        \
+    sad8_y2a_ ## suf(blk1,     blk2,     stride, h);                    \
+    sad8_y2a_ ## suf(blk1 + 8, blk2 + 8, stride, h);                    \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
+                                                                        \
+static int sad16_xy2_ ## suf(MpegEncContext *v, uint8_t *blk2,          \
+                             uint8_t *blk1, int stride, int h)          \
+{                                                                       \
+    __asm__ volatile (                                                  \
+        "pxor %%mm7, %%mm7     \n\t"                                    \
+        "pxor %%mm6, %%mm6     \n\t"                                    \
+        ::);                                                            \
+                                                                        \
+    sad8_4_ ## suf(blk1,     blk2,     stride, h);                      \
+    sad8_4_ ## suf(blk1 + 8, blk2 + 8, stride, h);                      \
+                                                                        \
+    return sum_ ## suf();                                               \
+}                                                                       \
 
 PIX_SAD(mmx)
 PIX_SAD(mmxext)
 
 #endif /* HAVE_INLINE_ASM */
 
-void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx)
+av_cold void ff_dsputil_init_pix_mmx(DSPContext *c, AVCodecContext *avctx)
 {
 #if HAVE_INLINE_ASM
-    int mm_flags = av_get_cpu_flags();
+    int cpu_flags = av_get_cpu_flags();
 
-    if (mm_flags & AV_CPU_FLAG_MMX) {
+    if (INLINE_MMX(cpu_flags)) {
         c->pix_abs[0][0] = sad16_mmx;
         c->pix_abs[0][1] = sad16_x2_mmx;
         c->pix_abs[0][2] = sad16_y2_mmx;
@@ -447,17 +461,17 @@ void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx)
         c->pix_abs[1][2] = sad8_y2_mmx;
         c->pix_abs[1][3] = sad8_xy2_mmx;
 
-        c->sad[0]= sad16_mmx;
-        c->sad[1]= sad8_mmx;
+        c->sad[0] = sad16_mmx;
+        c->sad[1] = sad8_mmx;
     }
-    if (mm_flags & AV_CPU_FLAG_MMXEXT) {
+    if (INLINE_MMXEXT(cpu_flags)) {
         c->pix_abs[0][0] = sad16_mmxext;
         c->pix_abs[1][0] = sad8_mmxext;
 
-        c->sad[0]        = sad16_mmxext;
-        c->sad[1]        = sad8_mmxext;
+        c->sad[0] = sad16_mmxext;
+        c->sad[1] = sad8_mmxext;
 
-        if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+        if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
             c->pix_abs[0][1] = sad16_x2_mmxext;
             c->pix_abs[0][2] = sad16_y2_mmxext;
             c->pix_abs[0][3] = sad16_xy2_mmxext;
@@ -466,8 +480,8 @@ void ff_dsputil_init_pix_mmx(DSPContext* c, AVCodecContext *avctx)
             c->pix_abs[1][3] = sad8_xy2_mmxext;
         }
     }
-    if ((mm_flags & AV_CPU_FLAG_SSE2) && !(mm_flags & AV_CPU_FLAG_3DNOW)) {
-        c->sad[0]= sad16_sse2;
+    if (INLINE_SSE2(cpu_flags) && !(cpu_flags & AV_CPU_FLAG_3DNOW)) {
+        c->sad[0] = sad16_sse2;
     }
 #endif /* HAVE_INLINE_ASM */
 }