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Diffstat (limited to 'src/libffmpeg/libavcodec/i386/dsputil_mmx.c')
-rw-r--r--src/libffmpeg/libavcodec/i386/dsputil_mmx.c129
1 files changed, 113 insertions, 16 deletions
diff --git a/src/libffmpeg/libavcodec/i386/dsputil_mmx.c b/src/libffmpeg/libavcodec/i386/dsputil_mmx.c
index efa022557..15dc8eec2 100644
--- a/src/libffmpeg/libavcodec/i386/dsputil_mmx.c
+++ b/src/libffmpeg/libavcodec/i386/dsputil_mmx.c
@@ -31,16 +31,16 @@ extern const uint8_t ff_h263_loop_filter_strength[32];
int mm_flags; /* multimedia extension flags */
/* pixel operations */
-static const uint64_t mm_bone __attribute__ ((aligned(8))) = 0x0101010101010101ULL;
-static const uint64_t mm_wone __attribute__ ((aligned(8))) = 0x0001000100010001ULL;
-static const uint64_t mm_wtwo __attribute__ ((aligned(8))) = 0x0002000200020002ULL;
+static const uint64_t mm_bone attribute_used __attribute__ ((aligned(8))) = 0x0101010101010101ULL;
+static const uint64_t mm_wone attribute_used __attribute__ ((aligned(8))) = 0x0001000100010001ULL;
+static const uint64_t mm_wtwo attribute_used __attribute__ ((aligned(8))) = 0x0002000200020002ULL;
-static const uint64_t ff_pw_20 __attribute__ ((aligned(8))) = 0x0014001400140014ULL;
-static const uint64_t ff_pw_3 __attribute__ ((aligned(8))) = 0x0003000300030003ULL;
-static const uint64_t ff_pw_16 __attribute__ ((aligned(8))) = 0x0010001000100010ULL;
-static const uint64_t ff_pw_15 __attribute__ ((aligned(8))) = 0x000F000F000F000FULL;
+static const uint64_t ff_pw_20 attribute_used __attribute__ ((aligned(8))) = 0x0014001400140014ULL;
+static const uint64_t ff_pw_3 attribute_used __attribute__ ((aligned(8))) = 0x0003000300030003ULL;
+static const uint64_t ff_pw_16 attribute_used __attribute__ ((aligned(8))) = 0x0010001000100010ULL;
+static const uint64_t ff_pw_15 attribute_used __attribute__ ((aligned(8))) = 0x000F000F000F000FULL;
-static const uint64_t ff_pb_FC __attribute__ ((aligned(8))) = 0xFCFCFCFCFCFCFCFCULL;
+static const uint64_t ff_pb_FC attribute_used __attribute__ ((aligned(8))) = 0xFCFCFCFCFCFCFCFCULL;
#define JUMPALIGN() __asm __volatile (".balign 8"::)
#define MOVQ_ZERO(regd) __asm __volatile ("pxor %%" #regd ", %%" #regd ::)
@@ -1973,6 +1973,92 @@ static void just_return() { return; }
c->put_no_rnd_ ## postfix1 = put_no_rnd_ ## postfix2;\
c->avg_ ## postfix1 = avg_ ## postfix2;
+static int try_8x8basis_mmx(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale){
+ int i=0;
+
+ assert(ABS(scale) < 256);
+ scale<<= 16 + 1 - BASIS_SHIFT + RECON_SHIFT;
+
+ asm volatile(
+ "pcmpeqw %%mm6, %%mm6 \n\t" // -1w
+ "psrlw $15, %%mm6 \n\t" // 1w
+ "pxor %%mm7, %%mm7 \n\t"
+ "movd %4, %%mm5 \n\t"
+ "punpcklwd %%mm5, %%mm5 \n\t"
+ "punpcklwd %%mm5, %%mm5 \n\t"
+ "1: \n\t"
+ "movq (%1, %0), %%mm0 \n\t"
+ "movq 8(%1, %0), %%mm1 \n\t"
+ "pmulhw %%mm5, %%mm0 \n\t"
+ "pmulhw %%mm5, %%mm1 \n\t"
+ "paddw %%mm6, %%mm0 \n\t"
+ "paddw %%mm6, %%mm1 \n\t"
+ "psraw $1, %%mm0 \n\t"
+ "psraw $1, %%mm1 \n\t"
+ "paddw (%2, %0), %%mm0 \n\t"
+ "paddw 8(%2, %0), %%mm1 \n\t"
+ "psraw $6, %%mm0 \n\t"
+ "psraw $6, %%mm1 \n\t"
+ "pmullw (%3, %0), %%mm0 \n\t"
+ "pmullw 8(%3, %0), %%mm1 \n\t"
+ "pmaddwd %%mm0, %%mm0 \n\t"
+ "pmaddwd %%mm1, %%mm1 \n\t"
+ "paddd %%mm1, %%mm0 \n\t"
+ "psrld $4, %%mm0 \n\t"
+ "paddd %%mm0, %%mm7 \n\t"
+ "addl $16, %0 \n\t"
+ "cmpl $128, %0 \n\t" //FIXME optimize & bench
+ " jb 1b \n\t"
+ "movq %%mm7, %%mm6 \n\t"
+ "psrlq $32, %%mm7 \n\t"
+ "paddd %%mm6, %%mm7 \n\t"
+ "psrld $2, %%mm7 \n\t"
+ "movd %%mm7, %0 \n\t"
+
+ : "+r" (i)
+ : "r"(basis), "r"(rem), "r"(weight), "g"(scale)
+ );
+ return i;
+}
+
+static void add_8x8basis_mmx(int16_t rem[64], int16_t basis[64], int scale){
+ int i=0;
+
+ if(ABS(scale) < 256){
+ scale<<= 16 + 1 - BASIS_SHIFT + RECON_SHIFT;
+ asm volatile(
+ "pcmpeqw %%mm6, %%mm6 \n\t" // -1w
+ "psrlw $15, %%mm6 \n\t" // 1w
+ "movd %3, %%mm5 \n\t"
+ "punpcklwd %%mm5, %%mm5 \n\t"
+ "punpcklwd %%mm5, %%mm5 \n\t"
+ "1: \n\t"
+ "movq (%1, %0), %%mm0 \n\t"
+ "movq 8(%1, %0), %%mm1 \n\t"
+ "pmulhw %%mm5, %%mm0 \n\t"
+ "pmulhw %%mm5, %%mm1 \n\t"
+ "paddw %%mm6, %%mm0 \n\t"
+ "paddw %%mm6, %%mm1 \n\t"
+ "psraw $1, %%mm0 \n\t"
+ "psraw $1, %%mm1 \n\t"
+ "paddw (%2, %0), %%mm0 \n\t"
+ "paddw 8(%2, %0), %%mm1 \n\t"
+ "movq %%mm0, (%2, %0) \n\t"
+ "movq %%mm1, 8(%2, %0) \n\t"
+ "addl $16, %0 \n\t"
+ "cmpl $128, %0 \n\t" //FIXME optimize & bench
+ " jb 1b \n\t"
+
+ : "+r" (i)
+ : "r"(basis), "r"(rem), "g"(scale)
+ );
+ }else{
+ for(i=0; i<8*8; i++){
+ rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT);
+ }
+ }
+}
+
/* external functions, from idct_mmx.c */
void ff_mmx_idct(DCTELEM *block);
void ff_mmxext_idct(DCTELEM *block);
@@ -2012,18 +2098,18 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
}
#if 0
- fprintf(stderr, "libavcodec: CPU flags:");
+ av_log(avctx, AV_LOG_INFO, "libavcodec: CPU flags:");
if (mm_flags & MM_MMX)
- fprintf(stderr, " mmx");
+ av_log(avctx, AV_LOG_INFO, " mmx");
if (mm_flags & MM_MMXEXT)
- fprintf(stderr, " mmxext");
+ av_log(avctx, AV_LOG_INFO, " mmxext");
if (mm_flags & MM_3DNOW)
- fprintf(stderr, " 3dnow");
+ av_log(avctx, AV_LOG_INFO, " 3dnow");
if (mm_flags & MM_SSE)
- fprintf(stderr, " sse");
+ av_log(avctx, AV_LOG_INFO, " sse");
if (mm_flags & MM_SSE2)
- fprintf(stderr, " sse2");
- fprintf(stderr, "\n");
+ av_log(avctx, AV_LOG_INFO, " sse2");
+ av_log(avctx, AV_LOG_INFO, "\n");
#endif
if (mm_flags & MM_MMX) {
@@ -2059,6 +2145,11 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
}
c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
}
+
+ /* VP3 optimized DSP functions */
+ c->vp3_dsp_init = vp3_dsp_init_mmx;
+ c->vp3_idct_put = vp3_idct_put_mmx;
+ c->vp3_idct_add = vp3_idct_add_mmx;
#ifdef CONFIG_ENCODERS
c->get_pixels = get_pixels_mmx;
@@ -2125,10 +2216,16 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
c->vsad[0] = vsad16_mmx;
}
+
+ if(!(avctx->flags & CODEC_FLAG_BITEXACT)){
+ c->try_8x8basis= try_8x8basis_mmx;
+ }
+ c->add_8x8basis= add_8x8basis_mmx;
+
#endif //CONFIG_ENCODERS
c->h263_v_loop_filter= h263_v_loop_filter_mmx;
- c->h263_h_loop_filter= h263_h_loop_filter_mmx;
+ c->h263_h_loop_filter= h263_h_loop_filter_mmx;
if (mm_flags & MM_MMXEXT) {
c->put_pixels_tab[0][1] = put_pixels16_x2_mmx2;
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-24 20:15:14 +0000