ctx->m.mb_intra = 1;
ctx->m.h263_aic = 1;
+ ctx->get_pixels_8x4_sym = dnxhd_get_pixels_8x4;
+
dsputil_init(&ctx->m.dsp, avctx);
ff_dct_common_init(&ctx->m);
+#ifdef HAVE_MMX
+ ff_dnxhd_init_mmx(ctx);
+#endif
if (!ctx->m.dct_quantize)
ctx->m.dct_quantize = dct_quantize_c;
if (mb_y+1 == ctx->m.mb_height && ctx->m.avctx->height == 1080) {
if (ctx->interlaced) {
- dnxhd_get_pixels_8x4(ctx->blocks[4], ptr_y + ctx->dct_y_offset , ctx->m.linesize);
- dnxhd_get_pixels_8x4(ctx->blocks[5], ptr_y + ctx->dct_y_offset + 8, ctx->m.linesize);
- dnxhd_get_pixels_8x4(ctx->blocks[6], ptr_u + ctx->dct_uv_offset , ctx->m.uvlinesize);
- dnxhd_get_pixels_8x4(ctx->blocks[7], ptr_v + ctx->dct_uv_offset , ctx->m.uvlinesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[4], ptr_y + ctx->dct_y_offset , ctx->m.linesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[5], ptr_y + ctx->dct_y_offset + 8, ctx->m.linesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[6], ptr_u + ctx->dct_uv_offset , ctx->m.uvlinesize);
+ ctx->get_pixels_8x4_sym(ctx->blocks[7], ptr_v + ctx->dct_uv_offset , ctx->m.uvlinesize);
} else {
dsp->clear_block(ctx->blocks[4]); dsp->clear_block(ctx->blocks[5]);
dsp->clear_block(ctx->blocks[6]); dsp->clear_block(ctx->blocks[7]);
--- /dev/null
+/*
+ * VC3/DNxHD SIMD functions
+ * Copyright (c) 2007 Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
+ *
+ * VC-3 encoder funded by the British Broadcasting Corporation
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * 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 "libavutil/x86_cpu.h"
+#include "libavcodec/dnxhdenc.h"
+
+static void get_pixels_8x4_sym_sse2(DCTELEM *block, const uint8_t *pixels, int line_size)
+{
+ __asm__ volatile(
+ "pxor %%xmm7, %%xmm7 \n\t"
+ "movq (%0), %%xmm0 \n\t"
+ "add %2, %0 \n\t"
+ "movq (%0), %%xmm1 \n\t"
+ "movq (%0, %2), %%xmm2 \n\t"
+ "movq (%0, %2,2), %%xmm3 \n\t"
+ "punpcklbw %%xmm7, %%xmm0 \n\t"
+ "punpcklbw %%xmm7, %%xmm1 \n\t"
+ "punpcklbw %%xmm7, %%xmm2 \n\t"
+ "punpcklbw %%xmm7, %%xmm3 \n\t"
+ "movdqa %%xmm0, (%1) \n\t"
+ "movdqa %%xmm1, 16(%1) \n\t"
+ "movdqa %%xmm2, 32(%1) \n\t"
+ "movdqa %%xmm3, 48(%1) \n\t"
+ "movdqa %%xmm3 , 64(%1) \n\t"
+ "movdqa %%xmm2 , 80(%1) \n\t"
+ "movdqa %%xmm1 , 96(%1) \n\t"
+ "movdqa %%xmm0, 112(%1) \n\t"
+ : "+r" (pixels)
+ : "r" (block), "r" ((x86_reg)line_size)
+ );
+}
+
+void ff_dnxhd_init_mmx(DNXHDEncContext *ctx)
+{
+ if (mm_flags & FF_MM_SSE2) {
+ ctx->get_pixels_8x4_sym = get_pixels_8x4_sym_sse2;
+ }
+}