/*
* The simplest mpeg encoder (well, it was the simplest!)
- * Copyright (c) 2000,2001 Gerard Lantau.
+ * Copyright (c) 2000,2001 Fabrice Bellard.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Optimized for ia32 CPUs by Nick Kurshev <nickols_k@mail.ru>
+ * h263, mpeg1, mpeg2 dequantizer & draw_edges by Michael Niedermayer <michaelni@gmx.at>
*
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
*
- * Optimized for ia32 cpus by Nick Kurshev <nickols_k@mail.ru>
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "../dsputil.h"
-#include "../mpegvideo.h"
+#include "dsputil.h"
+#include "dsputil_mmx.h"
+#include "mpegvideo.h"
+#include "avcodec.h"
+#include "x86_cpu.h"
-#if 0
+extern uint16_t inv_zigzag_direct16[64];
-/* XXX: GL: I don't understand why this function needs optimization
- (it is called only once per frame!), so I disabled it */
-void MPV_frame_start(MpegEncContext *s)
+static void dct_unquantize_h263_intra_mmx(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
{
- if (s->pict_type == B_TYPE) {
- __asm __volatile(
- "movl (%1), %%eax\n\t"
- "movl 4(%1), %%edx\n\t"
- "movl 8(%1), %%ecx\n\t"
- "movl %%eax, (%0)\n\t"
- "movl %%edx, 4(%0)\n\t"
- "movl %%ecx, 8(%0)\n\t"
- :
- :"r"(s->current_picture), "r"(s->aux_picture)
- :"eax","edx","ecx","memory");
- } else {
- /* swap next and last */
- __asm __volatile(
- "movl (%1), %%eax\n\t"
- "movl 4(%1), %%edx\n\t"
- "movl 8(%1), %%ecx\n\t"
- "xchgl (%0), %%eax\n\t"
- "xchgl 4(%0), %%edx\n\t"
- "xchgl 8(%0), %%ecx\n\t"
- "movl %%eax, (%1)\n\t"
- "movl %%edx, 4(%1)\n\t"
- "movl %%ecx, 8(%1)\n\t"
- "movl %%eax, (%2)\n\t"
- "movl %%edx, 4(%2)\n\t"
- "movl %%ecx, 8(%2)\n\t"
- :
- :"r"(s->last_picture), "r"(s->next_picture), "r"(s->current_picture)
- :"eax","edx","ecx","memory");
+ long level, qmul, qadd, nCoeffs;
+
+ qmul = qscale << 1;
+
+ assert(s->block_last_index[n]>=0 || s->h263_aic);
+
+ if (!s->h263_aic) {
+ if (n < 4)
+ level = block[0] * s->y_dc_scale;
+ else
+ level = block[0] * s->c_dc_scale;
+ qadd = (qscale - 1) | 1;
+ }else{
+ qadd = 0;
+ level= block[0];
}
+ if(s->ac_pred)
+ nCoeffs=63;
+ else
+ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
+//printf("%d %d ", qmul, qadd);
+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"
+ ASMALIGN(4)
+ "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"
+
+ "add $16, %3 \n\t"
+ "jng 1b \n\t"
+ ::"r" (block+nCoeffs), "g"(qmul), "g" (qadd), "r" (2*(-nCoeffs))
+ : "memory"
+ );
+ block[0]= level;
+}
+
+
+static void dct_unquantize_h263_inter_mmx(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ long qmul, qadd, nCoeffs;
+
+ qmul = qscale << 1;
+ qadd = (qscale - 1) | 1;
+
+ assert(s->block_last_index[n]>=0 || s->h263_aic);
+
+ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
+//printf("%d %d ", qmul, qadd);
+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"
+ ASMALIGN(4)
+ "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"
+
+ "add $16, %3 \n\t"
+ "jng 1b \n\t"
+ ::"r" (block+nCoeffs), "g"(qmul), "g" (qadd), "r" (2*(-nCoeffs))
+ : "memory"
+ );
}
-#endif
-static const unsigned long long int mm_wabs __attribute__ ((aligned(8))) = 0xffffffffffffffffULL;
-static const unsigned long long int mm_wone __attribute__ ((aligned(8))) = 0x0001000100010001ULL;
/*
NK:
if (level < -2048 || level > 2047)
fprintf(stderr, "unquant error %d %d\n", i, level);
#endif
- We can suppose that result of two multiplications can't be greate of 0xFFFF
+ We can suppose that result of two multiplications can't be greater than 0xFFFF
i.e. is 16-bit, so we use here only PMULLW instruction and can avoid
a complex multiplication.
=====================================================
high3:low3 = low1*low2
high3 += tlow1
*/
-static void dct_unquantize_mpeg1_mmx(MpegEncContext *s,
+static void dct_unquantize_mpeg1_intra_mmx(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
- int i, level;
- const UINT16 *quant_matrix;
- if (s->mb_intra) {
- if (n < 4)
- block[0] = block[0] * s->y_dc_scale;
- else
- block[0] = block[0] * s->c_dc_scale;
- if (s->out_format == FMT_H263) {
- i = 1;
- goto unquant_even;
- }
- /* XXX: only mpeg1 */
- quant_matrix = s->intra_matrix;
- i=1;
- /* Align on 4 elements boundary */
- while(i&3)
- {
- level = block[i];
- if (level) {
- if (level < 0) level = -level;
- level = (int)(level * qscale * quant_matrix[i]) >> 3;
- level = (level - 1) | 1;
- if (block[i] < 0) level = -level;
- block[i] = level;
- }
- i++;
- }
- __asm __volatile(
- "movd %0, %%mm6\n\t" /* mm6 = qscale | 0 */
- "punpckldq %%mm6, %%mm6\n\t" /* mm6 = qscale | qscale */
- "movq %2, %%mm4\n\t"
- "movq %%mm6, %%mm7\n\t"
- "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");
- for(;i<64;i+=4) {
- __asm __volatile(
- "movq %1, %%mm0\n\t"
- "movq %%mm7, %%mm1\n\t"
- "movq %%mm0, %%mm2\n\t"
- "movq %%mm0, %%mm3\n\t"
- "pcmpgtw %%mm6, %%mm2\n\t"
- "pmullw %2, %%mm1\n\t"
- "pandn %%mm4, %%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"
- "psubw %%mm5, %%mm1\n\t" /* block[i] --; */
- "pandn %%mm4, %%mm3\n\t" /* fake of pcmpneqw : mm0 != 0 then mm1 = -1 */
- "por %%mm5, %%mm1\n\t" /* block[i] |= 1 */
- "pmullw %%mm2, %%mm1\n\t" /* change signs again */
-
- "pand %%mm3, %%mm1\n\t" /* nullify if was zero */
- "movq %%mm1, %0"
- :"=m"(block[i])
- :"m"(block[i]), "m"(quant_matrix[i])
- :"memory");
- }
- } else {
- i = 0;
- unquant_even:
- quant_matrix = s->non_intra_matrix;
- /* Align on 4 elements boundary */
- while(i&3)
- {
- level = block[i];
- if (level) {
- if (level < 0) level = -level;
- level = (((level << 1) + 1) * qscale *
- ((int) quant_matrix[i])) >> 4;
- level = (level - 1) | 1;
- if(block[i] < 0) level = -level;
- block[i] = level;
- }
- i++;
- }
- __asm __volatile(
- "movd %0, %%mm6\n\t" /* mm6 = qscale | 0 */
- "punpckldq %%mm6, %%mm6\n\t" /* mm6 = qscale | qscale */
- "movq %2, %%mm4\n\t"
- "movq %%mm6, %%mm7\n\t"
- "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");
- for(;i<64;i+=4) {
- __asm __volatile(
- "movq %1, %%mm0\n\t"
- "movq %%mm7, %%mm1\n\t"
- "movq %%mm0, %%mm2\n\t"
- "movq %%mm0, %%mm3\n\t"
- "pcmpgtw %%mm6, %%mm2\n\t"
- "pmullw %2, %%mm1\n\t"
- "pandn %%mm4, %%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"
- "psubw %%mm5, %%mm1\n\t" /* block[i] --; */
- "pandn %%mm4, %%mm3\n\t" /* fake of pcmpneqw : mm0 != 0 then mm1 = -1 */
- "por %%mm5, %%mm1\n\t" /* block[i] |= 1 */
- "pmullw %%mm2, %%mm1\n\t" /* change signs again */
-
- "pand %%mm3, %%mm1\n\t" /* nullify if was zero */
- "movq %%mm1, %0"
- :"=m"(block[i])
- :"m"(block[i]), "m"(quant_matrix[i])
- :"memory");
- }
- }
+ long nCoeffs;
+ const uint16_t *quant_matrix;
+ int block0;
+
+ assert(s->block_last_index[n]>=0);
+
+ nCoeffs= s->intra_scantable.raster_end[ s->block_last_index[n] ]+1;
+
+ if (n < 4)
+ block0 = block[0] * s->y_dc_scale;
+ else
+ block0 = block[0] * s->c_dc_scale;
+ /* XXX: only mpeg1 */
+ quant_matrix = s->intra_matrix;
+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"
+ "mov %3, %%"REG_a" \n\t"
+ ASMALIGN(4)
+ "1: \n\t"
+ "movq (%0, %%"REG_a"), %%mm0 \n\t"
+ "movq 8(%0, %%"REG_a"), %%mm1 \n\t"
+ "movq (%1, %%"REG_a"), %%mm4 \n\t"
+ "movq 8(%1, %%"REG_a"), %%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])
+ "pmullw %%mm4, %%mm0 \n\t" // abs(block[i])*q
+ "pmullw %%mm5, %%mm1 \n\t" // abs(block[i])*q
+ "pxor %%mm4, %%mm4 \n\t"
+ "pxor %%mm5, %%mm5 \n\t" // FIXME slow
+ "pcmpeqw (%0, %%"REG_a"), %%mm4 \n\t" // block[i] == 0 ? -1 : 0
+ "pcmpeqw 8(%0, %%"REG_a"), %%mm5\n\t" // block[i] == 0 ? -1 : 0
+ "psraw $3, %%mm0 \n\t"
+ "psraw $3, %%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, %%"REG_a") \n\t"
+ "movq %%mm5, 8(%0, %%"REG_a") \n\t"
+
+ "add $16, %%"REG_a" \n\t"
+ "js 1b \n\t"
+ ::"r" (block+nCoeffs), "r"(quant_matrix+nCoeffs), "g" (qscale), "g" (-2*nCoeffs)
+ : "%"REG_a, "memory"
+ );
+ block[0]= block0;
+}
+
+static void dct_unquantize_mpeg1_inter_mmx(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ long nCoeffs;
+ const uint16_t *quant_matrix;
+
+ assert(s->block_last_index[n]>=0);
+
+ nCoeffs= s->intra_scantable.raster_end[ s->block_last_index[n] ]+1;
+
+ quant_matrix = s->inter_matrix;
+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"
+ "mov %3, %%"REG_a" \n\t"
+ ASMALIGN(4)
+ "1: \n\t"
+ "movq (%0, %%"REG_a"), %%mm0 \n\t"
+ "movq 8(%0, %%"REG_a"), %%mm1 \n\t"
+ "movq (%1, %%"REG_a"), %%mm4 \n\t"
+ "movq 8(%1, %%"REG_a"), %%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, %%"REG_a"), %%mm4 \n\t" // block[i] == 0 ? -1 : 0
+ "pcmpeqw 8(%0, %%"REG_a"), %%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, %%"REG_a") \n\t"
+ "movq %%mm5, 8(%0, %%"REG_a") \n\t"
+
+ "add $16, %%"REG_a" \n\t"
+ "js 1b \n\t"
+ ::"r" (block+nCoeffs), "r"(quant_matrix+nCoeffs), "g" (qscale), "g" (-2*nCoeffs)
+ : "%"REG_a, "memory"
+ );
+}
+
+static void dct_unquantize_mpeg2_intra_mmx(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ long nCoeffs;
+ const uint16_t *quant_matrix;
+ int block0;
+
+ assert(s->block_last_index[n]>=0);
+
+ if(s->alternate_scan) nCoeffs= 63; //FIXME
+ else nCoeffs= s->intra_scantable.raster_end[ s->block_last_index[n] ];
+
+ if (n < 4)
+ block0 = block[0] * s->y_dc_scale;
+ else
+ block0 = block[0] * s->c_dc_scale;
+ quant_matrix = s->intra_matrix;
+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"
+ "mov %3, %%"REG_a" \n\t"
+ ASMALIGN(4)
+ "1: \n\t"
+ "movq (%0, %%"REG_a"), %%mm0 \n\t"
+ "movq 8(%0, %%"REG_a"), %%mm1 \n\t"
+ "movq (%1, %%"REG_a"), %%mm4 \n\t"
+ "movq 8(%1, %%"REG_a"), %%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])
+ "pmullw %%mm4, %%mm0 \n\t" // abs(block[i])*q
+ "pmullw %%mm5, %%mm1 \n\t" // abs(block[i])*q
+ "pxor %%mm4, %%mm4 \n\t"
+ "pxor %%mm5, %%mm5 \n\t" // FIXME slow
+ "pcmpeqw (%0, %%"REG_a"), %%mm4 \n\t" // block[i] == 0 ? -1 : 0
+ "pcmpeqw 8(%0, %%"REG_a"), %%mm5\n\t" // block[i] == 0 ? -1 : 0
+ "psraw $3, %%mm0 \n\t"
+ "psraw $3, %%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, %%"REG_a") \n\t"
+ "movq %%mm5, 8(%0, %%"REG_a") \n\t"
+
+ "add $16, %%"REG_a" \n\t"
+ "jng 1b \n\t"
+ ::"r" (block+nCoeffs), "r"(quant_matrix+nCoeffs), "g" (qscale), "g" (-2*nCoeffs)
+ : "%"REG_a, "memory"
+ );
+ block[0]= block0;
+ //Note, we do not do mismatch control for intra as errors cannot accumulate
+}
+
+static void dct_unquantize_mpeg2_inter_mmx(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ long nCoeffs;
+ const uint16_t *quant_matrix;
+
+ assert(s->block_last_index[n]>=0);
+
+ if(s->alternate_scan) nCoeffs= 63; //FIXME
+ else nCoeffs= s->intra_scantable.raster_end[ s->block_last_index[n] ];
+
+ quant_matrix = s->inter_matrix;
+asm volatile(
+ "pcmpeqw %%mm7, %%mm7 \n\t"
+ "psrlq $48, %%mm7 \n\t"
+ "movd %2, %%mm6 \n\t"
+ "packssdw %%mm6, %%mm6 \n\t"
+ "packssdw %%mm6, %%mm6 \n\t"
+ "mov %3, %%"REG_a" \n\t"
+ ASMALIGN(4)
+ "1: \n\t"
+ "movq (%0, %%"REG_a"), %%mm0 \n\t"
+ "movq 8(%0, %%"REG_a"), %%mm1 \n\t"
+ "movq (%1, %%"REG_a"), %%mm4 \n\t"
+ "movq 8(%1, %%"REG_a"), %%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
+ "pmullw %%mm4, %%mm0 \n\t" // abs(block[i])*2*q
+ "pmullw %%mm5, %%mm1 \n\t" // abs(block[i])*2*q
+ "paddw %%mm4, %%mm0 \n\t" // (abs(block[i])*2 + 1)*q
+ "paddw %%mm5, %%mm1 \n\t" // (abs(block[i])*2 + 1)*q
+ "pxor %%mm4, %%mm4 \n\t"
+ "pxor %%mm5, %%mm5 \n\t" // FIXME slow
+ "pcmpeqw (%0, %%"REG_a"), %%mm4 \n\t" // block[i] == 0 ? -1 : 0
+ "pcmpeqw 8(%0, %%"REG_a"), %%mm5\n\t" // block[i] == 0 ? -1 : 0
+ "psrlw $4, %%mm0 \n\t"
+ "psrlw $4, %%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"
+ "pxor %%mm4, %%mm7 \n\t"
+ "pxor %%mm5, %%mm7 \n\t"
+ "movq %%mm4, (%0, %%"REG_a") \n\t"
+ "movq %%mm5, 8(%0, %%"REG_a") \n\t"
+
+ "add $16, %%"REG_a" \n\t"
+ "jng 1b \n\t"
+ "movd 124(%0, %3), %%mm0 \n\t"
+ "movq %%mm7, %%mm6 \n\t"
+ "psrlq $32, %%mm7 \n\t"
+ "pxor %%mm6, %%mm7 \n\t"
+ "movq %%mm7, %%mm6 \n\t"
+ "psrlq $16, %%mm7 \n\t"
+ "pxor %%mm6, %%mm7 \n\t"
+ "pslld $31, %%mm7 \n\t"
+ "psrlq $15, %%mm7 \n\t"
+ "pxor %%mm7, %%mm0 \n\t"
+ "movd %%mm0, 124(%0, %3) \n\t"
+
+ ::"r" (block+nCoeffs), "r"(quant_matrix+nCoeffs), "g" (qscale), "r" (-2*nCoeffs)
+ : "%"REG_a, "memory"
+ );
+}
+
+static void denoise_dct_mmx(MpegEncContext *s, DCTELEM *block){
+ const int intra= s->mb_intra;
+ int *sum= s->dct_error_sum[intra];
+ uint16_t *offset= s->dct_offset[intra];
+
+ s->dct_count[intra]++;
+
+ asm volatile(
+ "pxor %%mm7, %%mm7 \n\t"
+ "1: \n\t"
+ "pxor %%mm0, %%mm0 \n\t"
+ "pxor %%mm1, %%mm1 \n\t"
+ "movq (%0), %%mm2 \n\t"
+ "movq 8(%0), %%mm3 \n\t"
+ "pcmpgtw %%mm2, %%mm0 \n\t"
+ "pcmpgtw %%mm3, %%mm1 \n\t"
+ "pxor %%mm0, %%mm2 \n\t"
+ "pxor %%mm1, %%mm3 \n\t"
+ "psubw %%mm0, %%mm2 \n\t"
+ "psubw %%mm1, %%mm3 \n\t"
+ "movq %%mm2, %%mm4 \n\t"
+ "movq %%mm3, %%mm5 \n\t"
+ "psubusw (%2), %%mm2 \n\t"
+ "psubusw 8(%2), %%mm3 \n\t"
+ "pxor %%mm0, %%mm2 \n\t"
+ "pxor %%mm1, %%mm3 \n\t"
+ "psubw %%mm0, %%mm2 \n\t"
+ "psubw %%mm1, %%mm3 \n\t"
+ "movq %%mm2, (%0) \n\t"
+ "movq %%mm3, 8(%0) \n\t"
+ "movq %%mm4, %%mm2 \n\t"
+ "movq %%mm5, %%mm3 \n\t"
+ "punpcklwd %%mm7, %%mm4 \n\t"
+ "punpckhwd %%mm7, %%mm2 \n\t"
+ "punpcklwd %%mm7, %%mm5 \n\t"
+ "punpckhwd %%mm7, %%mm3 \n\t"
+ "paddd (%1), %%mm4 \n\t"
+ "paddd 8(%1), %%mm2 \n\t"
+ "paddd 16(%1), %%mm5 \n\t"
+ "paddd 24(%1), %%mm3 \n\t"
+ "movq %%mm4, (%1) \n\t"
+ "movq %%mm2, 8(%1) \n\t"
+ "movq %%mm5, 16(%1) \n\t"
+ "movq %%mm3, 24(%1) \n\t"
+ "add $16, %0 \n\t"
+ "add $32, %1 \n\t"
+ "add $16, %2 \n\t"
+ "cmp %3, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (block), "+r" (sum), "+r" (offset)
+ : "r"(block+64)
+ );
+}
+
+static void denoise_dct_sse2(MpegEncContext *s, DCTELEM *block){
+ const int intra= s->mb_intra;
+ int *sum= s->dct_error_sum[intra];
+ uint16_t *offset= s->dct_offset[intra];
+
+ s->dct_count[intra]++;
+
+ asm volatile(
+ "pxor %%xmm7, %%xmm7 \n\t"
+ "1: \n\t"
+ "pxor %%xmm0, %%xmm0 \n\t"
+ "pxor %%xmm1, %%xmm1 \n\t"
+ "movdqa (%0), %%xmm2 \n\t"
+ "movdqa 16(%0), %%xmm3 \n\t"
+ "pcmpgtw %%xmm2, %%xmm0 \n\t"
+ "pcmpgtw %%xmm3, %%xmm1 \n\t"
+ "pxor %%xmm0, %%xmm2 \n\t"
+ "pxor %%xmm1, %%xmm3 \n\t"
+ "psubw %%xmm0, %%xmm2 \n\t"
+ "psubw %%xmm1, %%xmm3 \n\t"
+ "movdqa %%xmm2, %%xmm4 \n\t"
+ "movdqa %%xmm3, %%xmm5 \n\t"
+ "psubusw (%2), %%xmm2 \n\t"
+ "psubusw 16(%2), %%xmm3 \n\t"
+ "pxor %%xmm0, %%xmm2 \n\t"
+ "pxor %%xmm1, %%xmm3 \n\t"
+ "psubw %%xmm0, %%xmm2 \n\t"
+ "psubw %%xmm1, %%xmm3 \n\t"
+ "movdqa %%xmm2, (%0) \n\t"
+ "movdqa %%xmm3, 16(%0) \n\t"
+ "movdqa %%xmm4, %%xmm6 \n\t"
+ "movdqa %%xmm5, %%xmm0 \n\t"
+ "punpcklwd %%xmm7, %%xmm4 \n\t"
+ "punpckhwd %%xmm7, %%xmm6 \n\t"
+ "punpcklwd %%xmm7, %%xmm5 \n\t"
+ "punpckhwd %%xmm7, %%xmm0 \n\t"
+ "paddd (%1), %%xmm4 \n\t"
+ "paddd 16(%1), %%xmm6 \n\t"
+ "paddd 32(%1), %%xmm5 \n\t"
+ "paddd 48(%1), %%xmm0 \n\t"
+ "movdqa %%xmm4, (%1) \n\t"
+ "movdqa %%xmm6, 16(%1) \n\t"
+ "movdqa %%xmm5, 32(%1) \n\t"
+ "movdqa %%xmm0, 48(%1) \n\t"
+ "add $32, %0 \n\t"
+ "add $64, %1 \n\t"
+ "add $32, %2 \n\t"
+ "cmp %3, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (block), "+r" (sum), "+r" (offset)
+ : "r"(block+64)
+ );
}
+#ifdef HAVE_SSSE3
+#define HAVE_SSSE3_BAK
+#endif
+#undef HAVE_SSSE3
+
+#undef HAVE_SSE2
+#undef HAVE_MMX2
+#define RENAME(a) a ## _MMX
+#define RENAMEl(a) a ## _mmx
+#include "mpegvideo_mmx_template.c"
+
+#define HAVE_MMX2
+#undef RENAME
+#undef RENAMEl
+#define RENAME(a) a ## _MMX2
+#define RENAMEl(a) a ## _mmx2
+#include "mpegvideo_mmx_template.c"
+
+#define HAVE_SSE2
+#undef RENAME
+#undef RENAMEl
+#define RENAME(a) a ## _SSE2
+#define RENAMEl(a) a ## _sse2
+#include "mpegvideo_mmx_template.c"
+
+#ifdef HAVE_SSSE3_BAK
+#define HAVE_SSSE3
+#undef RENAME
+#undef RENAMEl
+#define RENAME(a) a ## _SSSE3
+#define RENAMEl(a) a ## _sse2
+#include "mpegvideo_mmx_template.c"
+#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;
+ const int dct_algo = s->avctx->dct_algo;
+
+ s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_mmx;
+ s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_mmx;
+ s->dct_unquantize_mpeg1_intra = dct_unquantize_mpeg1_intra_mmx;
+ s->dct_unquantize_mpeg1_inter = dct_unquantize_mpeg1_inter_mmx;
+ if(!(s->flags & CODEC_FLAG_BITEXACT))
+ s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_mmx;
+ s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_mmx;
+
+ if (mm_flags & MM_SSE2) {
+ s->denoise_dct= denoise_dct_sse2;
+ } else {
+ s->denoise_dct= denoise_dct_mmx;
+ }
+
+ if(dct_algo==FF_DCT_AUTO || dct_algo==FF_DCT_MMX){
+#ifdef HAVE_SSSE3
+ if(mm_flags & MM_SSSE3){
+ s->dct_quantize= dct_quantize_SSSE3;
+ } else
+#endif
+ if(mm_flags & MM_SSE2){
+ s->dct_quantize= dct_quantize_SSE2;
+ } else if(mm_flags & MM_MMXEXT){
+ s->dct_quantize= dct_quantize_MMX2;
+ } else {
+ s->dct_quantize= dct_quantize_MMX;
+ }
+ }
}
}