Also shorten HuffYUV context member names to avoid clutter.
hpeldsp
huffman
huffyuvdsp
+ huffyuvencdsp
intrax8
lgplv3
lpc
h264_decoder_suggest="error_resilience"
hevc_decoder_select="cabac dsputil golomb videodsp"
huffyuv_decoder_select="dsputil huffyuvdsp"
-huffyuv_encoder_select="dsputil huffman"
+huffyuv_encoder_select="dsputil huffman huffyuvencdsp"
iac_decoder_select="imc_decoder"
imc_decoder_select="dsputil fft mdct sinewin"
indeo3_decoder_select="hpeldsp"
opus_decoder_deps="avresample"
png_decoder_deps="zlib"
png_encoder_deps="zlib"
-png_encoder_select="dsputil"
+png_encoder_select="huffyuvencdsp"
prores_decoder_select="dsputil"
prores_encoder_select="dsputil"
qcelp_decoder_select="lsp"
tscc_decoder_deps="zlib"
twinvq_decoder_select="mdct lsp sinewin"
utvideo_decoder_select="dsputil"
-utvideo_encoder_select="dsputil huffman"
+utvideo_encoder_select="dsputil huffman huffyuvencdsp"
vble_decoder_select="huffyuvdsp"
vc1_decoder_select="error_resilience h263_decoder h264chroma h264qpel intrax8"
vc1image_decoder_select="vc1_decoder"
OBJS-$(CONFIG_HPELDSP) += hpeldsp.o
OBJS-$(CONFIG_HUFFMAN) += huffman.o
OBJS-$(CONFIG_HUFFYUVDSP) += huffyuvdsp.o
+OBJS-$(CONFIG_HUFFYUVENCDSP) += huffyuvencdsp.o
OBJS-$(CONFIG_INTRAX8) += intrax8.o intrax8dsp.o
OBJS-$(CONFIG_LIBXVID) += libxvid_rc.o
OBJS-$(CONFIG_LPC) += lpc.o
#include "dsputil_template.c"
#include "dsputilenc_template.c"
-// 0x7f7f7f7f or 0x7f7f7f7f7f7f7f7f or whatever, depending on the cpu's native arithmetic size
-#define pb_7f (~0UL / 255 * 0x7f)
-#define pb_80 (~0UL / 255 * 0x80)
-
const uint8_t ff_alternate_horizontal_scan[64] = {
0, 1, 2, 3, 8, 9, 16, 17,
10, 11, 4, 5, 6, 7, 15, 14,
}
}
-static void diff_bytes_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
-{
- long i;
-
-#if !HAVE_FAST_UNALIGNED
- if ((long) src2 & (sizeof(long) - 1)) {
- for (i = 0; i + 7 < w; i += 8) {
- dst[i + 0] = src1[i + 0] - src2[i + 0];
- dst[i + 1] = src1[i + 1] - src2[i + 1];
- dst[i + 2] = src1[i + 2] - src2[i + 2];
- dst[i + 3] = src1[i + 3] - src2[i + 3];
- dst[i + 4] = src1[i + 4] - src2[i + 4];
- dst[i + 5] = src1[i + 5] - src2[i + 5];
- dst[i + 6] = src1[i + 6] - src2[i + 6];
- dst[i + 7] = src1[i + 7] - src2[i + 7];
- }
- } else
-#endif
- for (i = 0; i <= w - (int) sizeof(long); i += sizeof(long)) {
- long a = *(long *) (src1 + i);
- long b = *(long *) (src2 + i);
- *(long *) (dst + i) = ((a | pb_80) - (b & pb_7f)) ^
- ((a ^ b ^ pb_80) & pb_80);
- }
- for (; i < w; i++)
- dst[i + 0] = src1[i + 0] - src2[i + 0];
-}
-
-static void sub_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1,
- const uint8_t *src2, int w,
- int *left, int *left_top)
-{
- int i;
- uint8_t l, lt;
-
- l = *left;
- lt = *left_top;
-
- for (i = 0; i < w; i++) {
- const int pred = mid_pred(l, src1[i], (l + src1[i] - lt) & 0xFF);
- lt = src1[i];
- l = src2[i];
- dst[i] = l - pred;
- }
-
- *left = l;
- *left_top = lt;
-}
-
#define BUTTERFLY2(o1, o2, i1, i2) \
o1 = (i1) + (i2); \
o2 = (i1) - (i2);
c->ssd_int8_vs_int16 = ssd_int8_vs_int16_c;
- c->diff_bytes = diff_bytes_c;
- c->sub_hfyu_median_prediction = sub_hfyu_median_prediction_c;
-
c->bswap_buf = bswap_buf;
c->bswap16_buf = bswap16_buf;
me_cmp_func pix_abs[2][4];
- /* HuffYUV specific */
- void (*diff_bytes)(uint8_t *dst /* align 16 */,
- uint8_t *src1 /* align 16 */,
- uint8_t *src2 /* align 1 */,
- int w);
- /**
- * Subtract HuffYUV's variant of median prediction.
- * Note, this might read from src1[-1], src2[-1].
- */
- void (*sub_hfyu_median_prediction)(uint8_t *dst, const uint8_t *src1,
- const uint8_t *src2, int w,
- int *left, int *left_top);
-
void (*bswap_buf)(uint32_t *dst, const uint32_t *src, int w);
void (*bswap16_buf)(uint16_t *dst, const uint16_t *src, int len);
#include "dsputil.h"
#include "get_bits.h"
#include "huffyuvdsp.h"
+#include "huffyuvencdsp.h"
#include "put_bits.h"
#define VLC_BITS 11
unsigned int bitstream_buffer_size;
DSPContext dsp;
HuffYUVDSPContext hdsp;
+ HuffYUVEncDSPContext hencdsp;
} HYuvContext;
void ff_huffyuv_common_init(AVCodecContext *s);
#include "avcodec.h"
#include "huffyuv.h"
#include "huffman.h"
+#include "huffyuvencdsp.h"
#include "put_bits.h"
static inline int sub_left_prediction(HYuvContext *s, uint8_t *dst,
dst[i] = temp - left;
left = temp;
}
- s->dsp.diff_bytes(dst + 16, src + 16, src + 15, w - 16);
+ s->hencdsp.diff_bytes(dst + 16, src + 16, src + 15, w - 16);
return src[w-1];
}
}
a = at;
}
- s->dsp.diff_bytes(dst + 16, src + 16, src + 12, w * 4 - 16);
+ s->hencdsp.diff_bytes(dst + 16, src + 16, src + 12, w * 4 - 16);
*red = src[(w - 1) * 4 + R];
*green = src[(w - 1) * 4 + G];
b = bt;
}
- s->dsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w * 3 - 48);
+ s->hencdsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w * 3 - 48);
*red = src[(w - 1) * 3 + 0];
*green = src[(w - 1) * 3 + 1];
int i, j;
ff_huffyuv_common_init(avctx);
+ ff_huffyuvencdsp_init(&s->hencdsp);
avctx->extradata = av_mallocz(1024*30); // 256*3+4 == 772
avctx->stats_out = av_mallocz(1024*30); // 21*256*3(%llu ) + 3(\n) + 1(0) = 16132
lefttopy = p->data[0][3];
lefttopu = p->data[1][1];
lefttopv = p->data[2][1];
- s->dsp.sub_hfyu_median_prediction(s->temp[0], p->data[0]+4, p->data[0] + fake_ystride + 4, width - 4 , &lefty, &lefttopy);
- s->dsp.sub_hfyu_median_prediction(s->temp[1], p->data[1]+2, p->data[1] + fake_ustride + 2, width2 - 2, &leftu, &lefttopu);
- s->dsp.sub_hfyu_median_prediction(s->temp[2], p->data[2]+2, p->data[2] + fake_vstride + 2, width2 - 2, &leftv, &lefttopv);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[0], p->data[0] + 4, p->data[0] + fake_ystride + 4, width - 4, &lefty, &lefttopy);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[1], p->data[1] + 2, p->data[1] + fake_ustride + 2, width2 - 2, &leftu, &lefttopu);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[2], p->data[2] + 2, p->data[2] + fake_vstride + 2, width2 - 2, &leftv, &lefttopv);
encode_422_bitstream(s, 0, width - 4);
y++; cy++;
if (s->bitstream_bpp == 12) {
while (2 * cy > y) {
ydst = p->data[0] + p->linesize[0] * y;
- s->dsp.sub_hfyu_median_prediction(s->temp[0], ydst - fake_ystride, ydst, width , &lefty, &lefttopy);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy);
encode_gray_bitstream(s, width);
y++;
}
udst = p->data[1] + p->linesize[1] * cy;
vdst = p->data[2] + p->linesize[2] * cy;
- s->dsp.sub_hfyu_median_prediction(s->temp[0], ydst - fake_ystride, ydst, width , &lefty, &lefttopy);
- s->dsp.sub_hfyu_median_prediction(s->temp[1], udst - fake_ustride, udst, width2, &leftu, &lefttopu);
- s->dsp.sub_hfyu_median_prediction(s->temp[2], vdst - fake_vstride, vdst, width2, &leftv, &lefttopv);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[1], udst - fake_ustride, udst, width2, &leftu, &lefttopu);
+ s->hencdsp.sub_hfyu_median_pred(s->temp[2], vdst - fake_vstride, vdst, width2, &leftv, &lefttopv);
encode_422_bitstream(s, 0, width);
}
ydst = p->data[0] + p->linesize[0] * y;
if (s->predictor == PLANE && s->interlaced < y) {
- s->dsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
+ s->hencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty);
} else {
vdst = p->data[2] + p->linesize[2] * cy;
if (s->predictor == PLANE && s->interlaced < cy) {
- s->dsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
- s->dsp.diff_bytes(s->temp[2], udst, udst - fake_ustride, width2);
- s->dsp.diff_bytes(s->temp[2] + width2, vdst, vdst - fake_vstride, width2);
+ s->hencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
+ s->hencdsp.diff_bytes(s->temp[2], udst, udst - fake_ustride, width2);
+ s->hencdsp.diff_bytes(s->temp[2] + width2, vdst, vdst - fake_vstride, width2);
lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty);
leftu = sub_left_prediction(s, s->temp[1], s->temp[2], width2, leftu);
for (y = 1; y < s->height; y++) {
uint8_t *dst = data + y*stride;
if (s->predictor == PLANE && s->interlaced < y) {
- s->dsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width * 4);
+ s->hencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width * 4);
sub_left_prediction_bgr32(s, s->temp[0], s->temp[1], width,
&leftr, &leftg, &leftb, &lefta);
} else {
for (y = 1; y < s->height; y++) {
uint8_t *dst = data + y * stride;
if (s->predictor == PLANE && s->interlaced < y) {
- s->dsp.diff_bytes(s->temp[1], dst, dst - fake_stride,
- width * 3);
+ s->hencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride,
+ width * 3);
sub_left_prediction_rgb24(s, s->temp[0], s->temp[1], width,
&leftr, &leftg, &leftb);
} else {
--- /dev/null
+/*
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+#include "libavutil/attributes.h"
+#include "huffyuvencdsp.h"
+#include "mathops.h"
+
+// 0x7f7f7f7f or 0x7f7f7f7f7f7f7f7f or whatever, depending on the cpu's native arithmetic size
+#define pb_7f (~0UL / 255 * 0x7f)
+#define pb_80 (~0UL / 255 * 0x80)
+
+static void diff_bytes_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
+{
+ long i;
+
+#if !HAVE_FAST_UNALIGNED
+ if ((long) src2 & (sizeof(long) - 1)) {
+ for (i = 0; i + 7 < w; i += 8) {
+ dst[i + 0] = src1[i + 0] - src2[i + 0];
+ dst[i + 1] = src1[i + 1] - src2[i + 1];
+ dst[i + 2] = src1[i + 2] - src2[i + 2];
+ dst[i + 3] = src1[i + 3] - src2[i + 3];
+ dst[i + 4] = src1[i + 4] - src2[i + 4];
+ dst[i + 5] = src1[i + 5] - src2[i + 5];
+ dst[i + 6] = src1[i + 6] - src2[i + 6];
+ dst[i + 7] = src1[i + 7] - src2[i + 7];
+ }
+ } else
+#endif
+ for (i = 0; i <= w - (int) sizeof(long); i += sizeof(long)) {
+ long a = *(long *) (src1 + i);
+ long b = *(long *) (src2 + i);
+ *(long *) (dst + i) = ((a | pb_80) - (b & pb_7f)) ^
+ ((a ^ b ^ pb_80) & pb_80);
+ }
+ for (; i < w; i++)
+ dst[i + 0] = src1[i + 0] - src2[i + 0];
+}
+
+static void sub_hfyu_median_pred_c(uint8_t *dst, const uint8_t *src1,
+ const uint8_t *src2, int w,
+ int *left, int *left_top)
+{
+ int i;
+ uint8_t l, lt;
+
+ l = *left;
+ lt = *left_top;
+
+ for (i = 0; i < w; i++) {
+ const int pred = mid_pred(l, src1[i], (l + src1[i] - lt) & 0xFF);
+ lt = src1[i];
+ l = src2[i];
+ dst[i] = l - pred;
+ }
+
+ *left = l;
+ *left_top = lt;
+}
+
+av_cold void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c)
+{
+ c->diff_bytes = diff_bytes_c;
+ c->sub_hfyu_median_pred = sub_hfyu_median_pred_c;
+
+ if (ARCH_X86)
+ ff_huffyuvencdsp_init_x86(c);
+}
--- /dev/null
+/*
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_HUFFYUVENCDSP_H
+#define AVCODEC_HUFFYUVENCDSP_H
+
+#include <stdint.h>
+
+typedef struct HuffYUVEncDSPContext {
+ void (*diff_bytes)(uint8_t *dst /* align 16 */,
+ uint8_t *src1 /* align 16 */,
+ uint8_t *src2 /* align 1 */,
+ int w);
+ /**
+ * Subtract HuffYUV's variant of median prediction.
+ * Note, this might read from src1[-1], src2[-1].
+ */
+ void (*sub_hfyu_median_pred)(uint8_t *dst, const uint8_t *src1,
+ const uint8_t *src2, int w,
+ int *left, int *left_top);
+} HuffYUVEncDSPContext;
+
+void ff_huffyuvencdsp_init(HuffYUVEncDSPContext *c);
+void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c);
+
+#endif /* AVCODEC_HUFFYUVENCDSP_H */
#include "avcodec.h"
#include "bytestream.h"
-#include "dsputil.h"
+#include "huffyuvencdsp.h"
#include "png.h"
/* TODO:
#define IOBUF_SIZE 4096
typedef struct PNGEncContext {
- DSPContext dsp;
+ HuffYUVEncDSPContext hdsp;
uint8_t *bytestream;
uint8_t *bytestream_start;
}
}
-static void png_filter_row(DSPContext *dsp, uint8_t *dst, int filter_type,
+static void png_filter_row(PNGEncContext *c, uint8_t *dst, int filter_type,
uint8_t *src, uint8_t *top, int size, int bpp)
{
int i;
memcpy(dst, src, size);
break;
case PNG_FILTER_VALUE_SUB:
- dsp->diff_bytes(dst, src, src - bpp, size);
+ c->hdsp.diff_bytes(dst, src, src - bpp, size);
memcpy(dst, src, bpp);
break;
case PNG_FILTER_VALUE_UP:
- dsp->diff_bytes(dst, src, top, size);
+ c->hdsp.diff_bytes(dst, src, top, size);
break;
case PNG_FILTER_VALUE_AVG:
for (i = 0; i < bpp; i++)
int cost, bcost = INT_MAX;
uint8_t *buf1 = dst, *buf2 = dst + size + 16;
for (pred = 0; pred < 5; pred++) {
- png_filter_row(&s->dsp, buf1 + 1, pred, src, top, size, bpp);
+ png_filter_row(s, buf1 + 1, pred, src, top, size, bpp);
buf1[0] = pred;
cost = 0;
for (i = 0; i <= size; i++)
}
return buf2;
} else {
- png_filter_row(&s->dsp, dst + 1, pred, src, top, size, bpp);
+ png_filter_row(s, dst + 1, pred, src, top, size, bpp);
dst[0] = pred;
return dst;
}
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
avctx->coded_frame->key_frame = 1;
- ff_dsputil_init(&s->dsp, avctx);
+ ff_huffyuvencdsp_init(&s->hdsp);
s->filter_type = av_clip(avctx->prediction_method,
PNG_FILTER_VALUE_NONE,
#include "libavutil/common.h"
#include "avcodec.h"
#include "dsputil.h"
+#include "huffyuvencdsp.h"
enum {
PRED_NONE = 0,
typedef struct UtvideoContext {
AVCodecContext *avctx;
DSPContext dsp;
+ HuffYUVEncDSPContext hdsp;
uint32_t frame_info_size, flags, frame_info;
int planes;
#include "bytestream.h"
#include "put_bits.h"
#include "dsputil.h"
+#include "huffyuvencdsp.h"
#include "mathops.h"
#include "utvideo.h"
#include "huffman.h"
}
ff_dsputil_init(&c->dsp, avctx);
+ ff_huffyuvencdsp_init(&c->hdsp);
/* Check the prediction method, and error out if unsupported */
if (avctx->prediction_method < 0 || avctx->prediction_method > 4) {
/* Rest of the coded part uses median prediction */
for (j = 1; j < height; j++) {
- c->dsp.sub_hfyu_median_prediction(dst, src - stride, src, width, &A, &B);
+ c->hdsp.sub_hfyu_median_pred(dst, src - stride, src, width, &A, &B);
dst += width;
src += stride;
}
OBJS-$(CONFIG_H264QPEL) += x86/h264_qpel.o
OBJS-$(CONFIG_HPELDSP) += x86/hpeldsp_init.o
OBJS-$(CONFIG_HUFFYUVDSP) += x86/huffyuvdsp_init.o
+OBJS-$(CONFIG_HUFFYUVENCDSP) += x86/huffyuvencdsp_mmx.o
OBJS-$(CONFIG_LPC) += x86/lpc.o
OBJS-$(CONFIG_MPEGAUDIODSP) += x86/mpegaudiodsp.o
OBJS-$(CONFIG_MPEGVIDEO) += x86/mpegvideo.o
#include "libavcodec/dct.h"
#include "libavcodec/dsputil.h"
#include "libavcodec/mpegvideo.h"
-#include "libavcodec/mathops.h"
#include "dsputil_x86.h"
void ff_get_pixels_mmx(int16_t *block, const uint8_t *pixels, int line_size);
}
#undef SUM
-static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
-{
- x86_reg i = 0;
-
- __asm__ volatile (
- "1: \n\t"
- "movq (%2, %0), %%mm0 \n\t"
- "movq (%1, %0), %%mm1 \n\t"
- "psubb %%mm0, %%mm1 \n\t"
- "movq %%mm1, (%3, %0) \n\t"
- "movq 8(%2, %0), %%mm0 \n\t"
- "movq 8(%1, %0), %%mm1 \n\t"
- "psubb %%mm0, %%mm1 \n\t"
- "movq %%mm1, 8(%3, %0) \n\t"
- "add $16, %0 \n\t"
- "cmp %4, %0 \n\t"
- " jb 1b \n\t"
- : "+r" (i)
- : "r" (src1), "r" (src2), "r" (dst), "r" ((x86_reg) w - 15));
-
- for (; i < w; i++)
- dst[i + 0] = src1[i + 0] - src2[i + 0];
-}
-
-static void sub_hfyu_median_prediction_mmxext(uint8_t *dst, const uint8_t *src1,
- const uint8_t *src2, int w,
- int *left, int *left_top)
-{
- x86_reg i = 0;
- uint8_t l, lt;
-
- __asm__ volatile (
- "movq (%1, %0), %%mm0 \n\t" // LT
- "psllq $8, %%mm0 \n\t"
- "1: \n\t"
- "movq (%1, %0), %%mm1 \n\t" // T
- "movq -1(%2, %0), %%mm2 \n\t" // L
- "movq (%2, %0), %%mm3 \n\t" // X
- "movq %%mm2, %%mm4 \n\t" // L
- "psubb %%mm0, %%mm2 \n\t"
- "paddb %%mm1, %%mm2 \n\t" // L + T - LT
- "movq %%mm4, %%mm5 \n\t" // L
- "pmaxub %%mm1, %%mm4 \n\t" // max(T, L)
- "pminub %%mm5, %%mm1 \n\t" // min(T, L)
- "pminub %%mm2, %%mm4 \n\t"
- "pmaxub %%mm1, %%mm4 \n\t"
- "psubb %%mm4, %%mm3 \n\t" // dst - pred
- "movq %%mm3, (%3, %0) \n\t"
- "add $8, %0 \n\t"
- "movq -1(%1, %0), %%mm0 \n\t" // LT
- "cmp %4, %0 \n\t"
- " jb 1b \n\t"
- : "+r" (i)
- : "r" (src1), "r" (src2), "r" (dst), "r" ((x86_reg) w));
-
- l = *left;
- lt = *left_top;
-
- dst[0] = src2[0] - mid_pred(l, src1[0], (l + src1[0] - lt) & 0xFF);
-
- *left_top = src1[w - 1];
- *left = src2[w - 1];
-}
-
#define MMABS_MMX(a,z) \
"pxor " #z ", " #z " \n\t" \
"pcmpgtw " #a ", " #z " \n\t" \
(dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX))
c->fdct = ff_fdct_mmx;
- c->diff_bytes = diff_bytes_mmx;
c->sum_abs_dctelem = sum_abs_dctelem_mmx;
c->sse[0] = sse16_mmx;
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
c->vsad[0] = vsad16_mmxext;
}
-
- c->sub_hfyu_median_prediction = sub_hfyu_median_prediction_mmxext;
}
if (INLINE_SSE2(cpu_flags)) {
--- /dev/null
+/*
+ * SIMD-optimized HuffYUV encoding functions
+ * Copyright (c) 2000, 2001 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * MMX optimization by Nick Kurshev <nickols_k@mail.ru>
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
+#include "libavcodec/huffyuvencdsp.h"
+#include "libavcodec/mathops.h"
+
+#if HAVE_INLINE_ASM
+
+static void diff_bytes_mmx(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
+{
+ x86_reg i = 0;
+
+ __asm__ volatile (
+ "1: \n\t"
+ "movq (%2, %0), %%mm0 \n\t"
+ "movq (%1, %0), %%mm1 \n\t"
+ "psubb %%mm0, %%mm1 \n\t"
+ "movq %%mm1, (%3, %0) \n\t"
+ "movq 8(%2, %0), %%mm0 \n\t"
+ "movq 8(%1, %0), %%mm1 \n\t"
+ "psubb %%mm0, %%mm1 \n\t"
+ "movq %%mm1, 8(%3, %0) \n\t"
+ "add $16, %0 \n\t"
+ "cmp %4, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (i)
+ : "r" (src1), "r" (src2), "r" (dst), "r" ((x86_reg) w - 15));
+
+ for (; i < w; i++)
+ dst[i + 0] = src1[i + 0] - src2[i + 0];
+}
+
+static void sub_hfyu_median_pred_mmxext(uint8_t *dst, const uint8_t *src1,
+ const uint8_t *src2, int w,
+ int *left, int *left_top)
+{
+ x86_reg i = 0;
+ uint8_t l, lt;
+
+ __asm__ volatile (
+ "movq (%1, %0), %%mm0 \n\t" // LT
+ "psllq $8, %%mm0 \n\t"
+ "1: \n\t"
+ "movq (%1, %0), %%mm1 \n\t" // T
+ "movq -1(%2, %0), %%mm2 \n\t" // L
+ "movq (%2, %0), %%mm3 \n\t" // X
+ "movq %%mm2, %%mm4 \n\t" // L
+ "psubb %%mm0, %%mm2 \n\t"
+ "paddb %%mm1, %%mm2 \n\t" // L + T - LT
+ "movq %%mm4, %%mm5 \n\t" // L
+ "pmaxub %%mm1, %%mm4 \n\t" // max(T, L)
+ "pminub %%mm5, %%mm1 \n\t" // min(T, L)
+ "pminub %%mm2, %%mm4 \n\t"
+ "pmaxub %%mm1, %%mm4 \n\t"
+ "psubb %%mm4, %%mm3 \n\t" // dst - pred
+ "movq %%mm3, (%3, %0) \n\t"
+ "add $8, %0 \n\t"
+ "movq -1(%1, %0), %%mm0 \n\t" // LT
+ "cmp %4, %0 \n\t"
+ " jb 1b \n\t"
+ : "+r" (i)
+ : "r" (src1), "r" (src2), "r" (dst), "r" ((x86_reg) w));
+
+ l = *left;
+ lt = *left_top;
+
+ dst[0] = src2[0] - mid_pred(l, src1[0], (l + src1[0] - lt) & 0xFF);
+
+ *left_top = src1[w - 1];
+ *left = src2[w - 1];
+}
+
+#endif /* HAVE_INLINE_ASM */
+
+av_cold void ff_huffyuvencdsp_init_x86(HuffYUVEncDSPContext *c)
+{
+#if HAVE_INLINE_ASM
+ int cpu_flags = av_get_cpu_flags();
+
+ if (INLINE_MMX(cpu_flags)) {
+ c->diff_bytes = diff_bytes_mmx;
+ }
+
+ if (INLINE_MMXEXT(cpu_flags)) {
+ c->sub_hfyu_median_pred = sub_hfyu_median_pred_mmxext;
+ }
+#endif /* HAVE_INLINE_ASM */
+}