source/patched-ffmpeg-mt/libavcodec/x86/rv40dsp_mmx.c - Issue 3384002: ffmpeg source update for sep 09

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Issue 3384002: ffmpeg source update for sep 09 (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/

Patch Set: Created 10 years, 3 months ago

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1 /*

2 * Copyright (c) 2008 Konstantin Shishkov, Mathieu Velten

3 *

4 * MMX-optimized DSP functions for RV40, based on H.264 optimizations by

5 * Michael Niedermayer and Loren Merritt

6 *

7 * This file is part of FFmpeg.

8 *

9 * FFmpeg is free software; you can redistribute it and/or

10 * modify it under the terms of the GNU Lesser General Public

11 * License as published by the Free Software Foundation; either

12 * version 2.1 of the License, or (at your option) any later version.

13 *

14 * FFmpeg is distributed in the hope that it will be useful,

15 * but WITHOUT ANY WARRANTY; without even the implied warranty of

16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

17 * Lesser General Public License for more details.

18 *

19 * You should have received a copy of the GNU Lesser General Public

20 * License along with FFmpeg; if not, write to the Free Software

21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

22 */

23

24 #include "dsputil_mmx.h"

25

26 /* bias interleaved with bias div 8, use p+1 to access bias div 8 */

27 DECLARE_ALIGNED(8, static const uint64_t, rv40_bias_reg)[4][8] = {

28 { 0x0000000000000000ULL, 0x0000000000000000ULL, 0x0010001000100010ULL, 0x000 2000200020002ULL,

29 0x0020002000200020ULL, 0x0004000400040004ULL, 0x0010001000100010ULL, 0x000 2000200020002ULL },

30 { 0x0020002000200020ULL, 0x0004000400040004ULL, 0x001C001C001C001CULL, 0x000 3000300030003ULL,

31 0x0020002000200020ULL, 0x0004000400040004ULL, 0x001C001C001C001CULL, 0x000 3000300030003ULL },

32 { 0x0000000000000000ULL, 0x0000000000000000ULL, 0x0020002000200020ULL, 0x000 4000400040004ULL,

33 0x0010001000100010ULL, 0x0002000200020002ULL, 0x0020002000200020ULL, 0x000 4000400040004ULL },

34 { 0x0020002000200020ULL, 0x0004000400040004ULL, 0x001C001C001C001CULL, 0x000 3000300030003ULL,

35 0x0020002000200020ULL, 0x0004000400040004ULL, 0x001C001C001C001CULL, 0x000 3000300030003ULL }

36 };

37

38 static void put_rv40_chroma_mc8_mmx(uint8_t dst/align 8/, uint8_t src/align 1/, int stride, int h, int x, int y)

39 {

40 put_h264_chroma_generic_mc8_mmx(dst, src, stride, h, x, y, &rv40_bias_reg[y> >1][x&(~1)]);

41 }

42 static void put_rv40_chroma_mc4_mmx(uint8_t dst/align 8/, uint8_t src/align 1/, int stride, int h, int x, int y)

43 {

44 put_h264_chroma_generic_mc4_mmx(dst, src, stride, h, x, y, &rv40_bias_reg[y> >1][x&(~1)]);

45 }

46 static void avg_rv40_chroma_mc8_mmx2(uint8_t dst/align 8/, uint8_t src/alig n 1/, int stride, int h, int x, int y)

47 {

48 avg_h264_chroma_generic_mc8_mmx2(dst, src, stride, h, x, y, &rv40_bias_reg[y >>1][x&(~1)]);

49 }

50 static void avg_rv40_chroma_mc4_mmx2(uint8_t dst/align 8/, uint8_t src/alig n 1/, int stride, int h, int x, int y)

51 {

52 avg_h264_chroma_generic_mc4_mmx2(dst, src, stride, h, x, y, &rv40_bias_reg[y >>1][x&(~1)]);

53 }

54 static void avg_rv40_chroma_mc8_3dnow(uint8_t dst/align 8/, uint8_t src/ali gn 1/, int stride, int h, int x, int y)

55 {

56 avg_h264_chroma_generic_mc8_3dnow(dst, src, stride, h, x, y, &rv40_bias_reg[ y>>1][x&(~1)]);

57 }

58 static void avg_rv40_chroma_mc4_3dnow(uint8_t dst/align 8/, uint8_t src/ali gn 1/, int stride, int h, int x, int y)

59 {

60 avg_h264_chroma_generic_mc4_3dnow(dst, src, stride, h, x, y, &rv40_bias_reg[ y>>1][x&(~1)]);

61 }

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