|
|
|
@ -65,6 +65,86 @@ void MPV_frame_start(MpegEncContext *s) |
|
|
|
|
static const unsigned long long int mm_wabs __attribute__ ((aligned(8))) = 0xffffffffffffffffULL; |
|
|
|
|
static const unsigned long long int mm_wone __attribute__ ((aligned(8))) = 0x0001000100010001ULL; |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
static void dct_unquantize_h263_mmx(MpegEncContext *s, |
|
|
|
|
DCTELEM *block, int n, int qscale) |
|
|
|
|
{ |
|
|
|
|
int i, level, qmul, qadd; |
|
|
|
|
|
|
|
|
|
qmul = s->qscale << 1; |
|
|
|
|
qadd = (s->qscale - 1) | 1; |
|
|
|
|
|
|
|
|
|
if (s->mb_intra) { |
|
|
|
|
if (n < 4) |
|
|
|
|
block[0] = block[0] * s->y_dc_scale; |
|
|
|
|
else |
|
|
|
|
block[0] = block[0] * s->c_dc_scale; |
|
|
|
|
|
|
|
|
|
for(i=1; i<8; i++) { |
|
|
|
|
level = block[i]; |
|
|
|
|
if (level) { |
|
|
|
|
if (level < 0) { |
|
|
|
|
level = level * qmul - qadd; |
|
|
|
|
} else { |
|
|
|
|
level = level * qmul + qadd; |
|
|
|
|
} |
|
|
|
|
block[i] = level; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
} else { |
|
|
|
|
i = 0; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
asm volatile( |
|
|
|
|
"movd %1, %%mm6 \n\t" //qmul
|
|
|
|
|
"packssdw %%mm6, %%mm6 \n\t" |
|
|
|
|
"packssdw %%mm6, %%mm6 \n\t" |
|
|
|
|
"movd %2, %%mm5 \n\t" //qadd
|
|
|
|
|
"pxor %%mm7, %%mm7 \n\t" |
|
|
|
|
"packssdw %%mm5, %%mm5 \n\t" |
|
|
|
|
"packssdw %%mm5, %%mm5 \n\t" |
|
|
|
|
"psubw %%mm5, %%mm7 \n\t" |
|
|
|
|
"pxor %%mm4, %%mm4 \n\t" |
|
|
|
|
"1: \n\t" |
|
|
|
|
"movq (%0, %3), %%mm0 \n\t" |
|
|
|
|
"movq 8(%0, %3), %%mm1 \n\t" |
|
|
|
|
|
|
|
|
|
"pmullw %%mm6, %%mm0 \n\t" |
|
|
|
|
"pmullw %%mm6, %%mm1 \n\t" |
|
|
|
|
|
|
|
|
|
"movq (%0, %3), %%mm2 \n\t" |
|
|
|
|
"movq 8(%0, %3), %%mm3 \n\t" |
|
|
|
|
|
|
|
|
|
"pcmpgtw %%mm4, %%mm2 \n\t" // block[i] < 0 ? -1 : 0
|
|
|
|
|
"pcmpgtw %%mm4, %%mm3 \n\t" // block[i] < 0 ? -1 : 0
|
|
|
|
|
|
|
|
|
|
"pxor %%mm2, %%mm0 \n\t" |
|
|
|
|
"pxor %%mm3, %%mm1 \n\t" |
|
|
|
|
|
|
|
|
|
"paddw %%mm7, %%mm0 \n\t" |
|
|
|
|
"paddw %%mm7, %%mm1 \n\t" |
|
|
|
|
|
|
|
|
|
"pxor %%mm0, %%mm2 \n\t" |
|
|
|
|
"pxor %%mm1, %%mm3 \n\t" |
|
|
|
|
|
|
|
|
|
"pcmpeqw %%mm7, %%mm0 \n\t" // block[i] == 0 ? -1 : 0
|
|
|
|
|
"pcmpeqw %%mm7, %%mm1 \n\t" // block[i] == 0 ? -1 : 0
|
|
|
|
|
|
|
|
|
|
"pandn %%mm2, %%mm0 \n\t" |
|
|
|
|
"pandn %%mm3, %%mm1 \n\t" |
|
|
|
|
|
|
|
|
|
"movq %%mm0, (%0, %3) \n\t" |
|
|
|
|
"movq %%mm1, 8(%0, %3) \n\t" |
|
|
|
|
|
|
|
|
|
"addl $16, %3 \n\t" |
|
|
|
|
"cmpl $128, %3 \n\t" |
|
|
|
|
"jb 1b \n\t" |
|
|
|
|
::"r" (block), "g"(qmul), "g" (qadd), "r" (2*i) |
|
|
|
|
: "memory" |
|
|
|
|
); |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
NK: |
|
|
|
|
Note: looking at PARANOID: |
|
|
|
@ -142,9 +222,9 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
"pcmpgtw %%mm6, %%mm2\n\t" |
|
|
|
|
"pmullw %2, %%mm1\n\t" |
|
|
|
|
"pandn %%mm4, %%mm2\n\t" |
|
|
|
|
"por %%mm5, %%mm2\n\t"
|
|
|
|
|
"por %%mm5, %%mm2\n\t" |
|
|
|
|
"pmullw %%mm2, %%mm0\n\t" /* mm0 = abs(block[i]). */ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
"pcmpeqw %%mm6, %%mm3\n\t" |
|
|
|
|
"pmullw %%mm0, %%mm1\n\t" |
|
|
|
|
"psraw $3, %%mm1\n\t" |
|
|
|
@ -164,7 +244,7 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
unquant_even: |
|
|
|
|
quant_matrix = s->non_intra_matrix; |
|
|
|
|
/* Align on 4 elements boundary */ |
|
|
|
|
while(i&3) |
|
|
|
|
while(i&7) |
|
|
|
|
{ |
|
|
|
|
level = block[i]; |
|
|
|
|
if (level) { |
|
|
|
@ -177,6 +257,61 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
} |
|
|
|
|
i++; |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
asm volatile( |
|
|
|
|
"pcmpeqw %%mm7, %%mm7 \n\t" |
|
|
|
|
"psrlw $15, %%mm7 \n\t" |
|
|
|
|
"movd %2, %%mm6 \n\t" |
|
|
|
|
"packssdw %%mm6, %%mm6 \n\t" |
|
|
|
|
"packssdw %%mm6, %%mm6 \n\t" |
|
|
|
|
"1: \n\t" |
|
|
|
|
"movq (%0, %3), %%mm0 \n\t" |
|
|
|
|
"movq 8(%0, %3), %%mm1 \n\t" |
|
|
|
|
"movq (%1, %3), %%mm4 \n\t" |
|
|
|
|
"movq 8(%1, %3), %%mm5 \n\t" |
|
|
|
|
"pmullw %%mm6, %%mm4 \n\t" // q=qscale*quant_matrix[i]
|
|
|
|
|
"pmullw %%mm6, %%mm5 \n\t" // q=qscale*quant_matrix[i]
|
|
|
|
|
"pxor %%mm2, %%mm2 \n\t" |
|
|
|
|
"pxor %%mm3, %%mm3 \n\t" |
|
|
|
|
"pcmpgtw %%mm0, %%mm2 \n\t" // block[i] < 0 ? -1 : 0
|
|
|
|
|
"pcmpgtw %%mm1, %%mm3 \n\t" // block[i] < 0 ? -1 : 0
|
|
|
|
|
"pxor %%mm2, %%mm0 \n\t" |
|
|
|
|
"pxor %%mm3, %%mm1 \n\t" |
|
|
|
|
"psubw %%mm2, %%mm0 \n\t" // abs(block[i])
|
|
|
|
|
"psubw %%mm3, %%mm1 \n\t" // abs(block[i])
|
|
|
|
|
"paddw %%mm0, %%mm0 \n\t" // abs(block[i])*2
|
|
|
|
|
"paddw %%mm1, %%mm1 \n\t" // abs(block[i])*2
|
|
|
|
|
"paddw %%mm7, %%mm0 \n\t" // abs(block[i])*2 + 1
|
|
|
|
|
"paddw %%mm7, %%mm1 \n\t" // abs(block[i])*2 + 1
|
|
|
|
|
"pmullw %%mm4, %%mm0 \n\t" // (abs(block[i])*2 + 1)*q
|
|
|
|
|
"pmullw %%mm5, %%mm1 \n\t" // (abs(block[i])*2 + 1)*q
|
|
|
|
|
"pxor %%mm4, %%mm4 \n\t" |
|
|
|
|
"pxor %%mm5, %%mm5 \n\t" // FIXME slow
|
|
|
|
|
"pcmpeqw (%0, %3), %%mm4 \n\t" // block[i] == 0 ? -1 : 0
|
|
|
|
|
"pcmpeqw 8(%0, %3), %%mm5 \n\t" // block[i] == 0 ? -1 : 0
|
|
|
|
|
"psraw $4, %%mm0 \n\t" |
|
|
|
|
"psraw $4, %%mm1 \n\t" |
|
|
|
|
"psubw %%mm7, %%mm0 \n\t" |
|
|
|
|
"psubw %%mm7, %%mm1 \n\t" |
|
|
|
|
"por %%mm7, %%mm0 \n\t" |
|
|
|
|
"por %%mm7, %%mm1 \n\t" |
|
|
|
|
"pxor %%mm2, %%mm0 \n\t" |
|
|
|
|
"pxor %%mm3, %%mm1 \n\t" |
|
|
|
|
"psubw %%mm2, %%mm0 \n\t" |
|
|
|
|
"psubw %%mm3, %%mm1 \n\t" |
|
|
|
|
"pandn %%mm0, %%mm4 \n\t" |
|
|
|
|
"pandn %%mm1, %%mm5 \n\t" |
|
|
|
|
"movq %%mm4, (%0, %3) \n\t" |
|
|
|
|
"movq %%mm5, 8(%0, %3) \n\t" |
|
|
|
|
|
|
|
|
|
"addl $16, %3 \n\t" |
|
|
|
|
"cmpl $128, %3 \n\t" |
|
|
|
|
"jb 1b \n\t" |
|
|
|
|
::"r" (block), "r"(quant_matrix), "g" (qscale), "r" (2*i) |
|
|
|
|
: "memory" |
|
|
|
|
); |
|
|
|
|
|
|
|
|
|
#if 0 |
|
|
|
|
__asm __volatile( |
|
|
|
|
"movd %0, %%mm6\n\t" /* mm6 = qscale | 0 */ |
|
|
|
|
"punpckldq %%mm6, %%mm6\n\t" /* mm6 = qscale | qscale */ |
|
|
|
@ -185,7 +320,7 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
"movq %1, %%mm5\n\t" |
|
|
|
|
"packssdw %%mm6, %%mm7\n\t" /* mm7 = qscale | qscale | qscale | qscale */ |
|
|
|
|
"pxor %%mm6, %%mm6\n\t" |
|
|
|
|
::"g"(qscale),"m"(mm_wone),"m"(mm_wabs):"memory"); |
|
|
|
|
::"g"(qscale),"m"(mm_wone),"m"(mm_wabs)); |
|
|
|
|
for(;i<64;i+=4) { |
|
|
|
|
__asm __volatile( |
|
|
|
|
"movq %1, %%mm0\n\t" |
|
|
|
@ -195,11 +330,11 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
"pcmpgtw %%mm6, %%mm2\n\t" |
|
|
|
|
"pmullw %2, %%mm1\n\t" |
|
|
|
|
"pandn %%mm4, %%mm2\n\t" |
|
|
|
|
"por %%mm5, %%mm2\n\t"
|
|
|
|
|
"por %%mm5, %%mm2\n\t" |
|
|
|
|
"pmullw %%mm2, %%mm0\n\t" /* mm0 = abs(block[i]). */ |
|
|
|
|
"psllw $1, %%mm0\n\t" /* block[i] <<= 1 */ |
|
|
|
|
"paddw %%mm5, %%mm0\n\t" /* block[i] ++ */ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
"pmullw %%mm0, %%mm1\n\t" |
|
|
|
|
"psraw $4, %%mm1\n\t" |
|
|
|
|
"pcmpeqw %%mm6, %%mm3\n\t" |
|
|
|
@ -211,17 +346,18 @@ static void dct_unquantize_mpeg1_mmx(MpegEncContext *s, |
|
|
|
|
"pand %%mm3, %%mm1\n\t" /* nullify if was zero */ |
|
|
|
|
"movq %%mm1, %0" |
|
|
|
|
:"=m"(block[i]) |
|
|
|
|
:"m"(block[i]), "m"(quant_matrix[i]) |
|
|
|
|
:"memory"); |
|
|
|
|
:"m"(block[i]), "m"(quant_matrix[i])); |
|
|
|
|
} |
|
|
|
|
#endif |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|
|
|
|
|
|
void MPV_common_init_mmx(MpegEncContext *s) |
|
|
|
|
{ |
|
|
|
|
if (mm_flags & MM_MMX) { |
|
|
|
|
/* XXX: should include h263 optimization too. It would go even
|
|
|
|
|
faster! */ |
|
|
|
|
s->dct_unquantize = dct_unquantize_mpeg1_mmx; |
|
|
|
|
if (s->out_format == FMT_H263) |
|
|
|
|
s->dct_unquantize = dct_unquantize_h263_mmx; |
|
|
|
|
else |
|
|
|
|
s->dct_unquantize = dct_unquantize_mpeg1_mmx; |
|
|
|
|
} |
|
|
|
|
} |
|
|
|
|