patched-ffmpeg-mt/libavcodec/mdec.c - Issue 789004: ffmpeg roll of source to mar 9 version...

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Issue 789004: ffmpeg roll of source to mar 9 version... (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/

Patch Set: '' Created 10 years, 9 months ago

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1 /*	1 /*

2 * Sony PlayStation MDEC (Motion DECoder)	2 * Sony PlayStation MDEC (Motion DECoder)

3 * Copyright (c) 2003 Michael Niedermayer	3 * Copyright (c) 2003 Michael Niedermayer

4 *	4 *

5 * based upon code from Sebastian Jedruszkiewicz <elf@frogger.rules.pl>	5 * based upon code from Sebastian Jedruszkiewicz <elf@frogger.rules.pl>

6 *	6 *

7 * This file is part of FFmpeg.	7 * This file is part of FFmpeg.

8 *	8 *

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

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

(...skipping 27 matching lines...) Expand all Loading...
38 DSPContext dsp;	38 DSPContext dsp;

39 AVFrame picture;	39 AVFrame picture;

40 GetBitContext gb;	40 GetBitContext gb;

41 ScanTable scantable;	41 ScanTable scantable;

42 int version;	42 int version;

43 int qscale;	43 int qscale;

44 int last_dc[3];	44 int last_dc[3];

45 int mb_width;	45 int mb_width;

46 int mb_height;	46 int mb_height;

47 int mb_x, mb_y;	47 int mb_x, mb_y;

48 DECLARE_ALIGNED_16(DCTELEM, block)[6][64];	48 DECLARE_ALIGNED(16, DCTELEM, block)[6][64];

49 uint8_t *bitstream_buffer;	49 uint8_t *bitstream_buffer;

50 unsigned int bitstream_buffer_size;	50 unsigned int bitstream_buffer_size;

51 int block_last_index[6];	51 int block_last_index[6];

52 } MDECContext;	52 } MDECContext;

53	53

54 //very similar to MPEG-1	54 //very similar to MPEG-1

55 static inline int mdec_decode_block_intra(MDECContext a, DCTELEM block, int n)	55 static inline int mdec_decode_block_intra(MDECContext a, DCTELEM block, int n)

56 {	56 {

57 int level, diff, i, j, run;	57 int level, diff, i, j, run;

58 int component;	58 int component;

(...skipping 209 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
268 sizeof(MDECContext),	268 sizeof(MDECContext),

269 decode_init,	269 decode_init,

270 NULL,	270 NULL,

271 decode_end,	271 decode_end,

272 decode_frame,	272 decode_frame,

273 CODEC_CAP_DR1 \| CODEC_CAP_FRAME_THREADS,	273 CODEC_CAP_DR1 \| CODEC_CAP_FRAME_THREADS,

274 .long_name= NULL_IF_CONFIG_SMALL("Sony PlayStation MDEC (Motion DECoder)"),	274 .long_name= NULL_IF_CONFIG_SMALL("Sony PlayStation MDEC (Motion DECoder)"),

275 .init_thread_copy= ONLY_IF_THREADS_ENABLED(decode_init_thread_copy)	275 .init_thread_copy= ONLY_IF_THREADS_ENABLED(decode_init_thread_copy)

276 };	276 };

277	277

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