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Side by Side Diff: patched-ffmpeg-mt/libavcodec/mpegvideo_enc.c

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 * The simplest mpeg encoder (well, it was the simplest!) 2 * The simplest mpeg encoder (well, it was the simplest!)
3 * Copyright (c) 2000,2001 Fabrice Bellard 3 * Copyright (c) 2000,2001 Fabrice Bellard
4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> 4 * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
5 * 5 *
6 * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at> 6 * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
7 * 7 *
8 * This file is part of FFmpeg. 8 * This file is part of FFmpeg.
9 * 9 *
10 * FFmpeg is free software; you can redistribute it and/or 10 * FFmpeg is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public 11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either 12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version. 13 * version 2.1 of the License, or (at your option) any later version.
14 * 14 *
15 * FFmpeg is distributed in the hope that it will be useful, 15 * FFmpeg is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details. 18 * Lesser General Public License for more details.
19 * 19 *
20 * You should have received a copy of the GNU Lesser General Public 20 * You should have received a copy of the GNU Lesser General Public
21 * License along with FFmpeg; if not, write to the Free Software 21 * License along with FFmpeg; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 */ 23 */
24 24
25 /** 25 /**
26 * @file libavcodec/mpegvideo_enc.c 26 * @file libavcodec/mpegvideo_enc.c
27 * The simplest mpeg encoder (well, it was the simplest!). 27 * The simplest mpeg encoder (well, it was the simplest!).
28 */ 28 */
29 29
30 #include "libavutil/intmath.h"
30 #include "avcodec.h" 31 #include "avcodec.h"
31 #include "dsputil.h" 32 #include "dsputil.h"
32 #include "mpegvideo.h" 33 #include "mpegvideo.h"
33 #include "mpegvideo_common.h" 34 #include "mpegvideo_common.h"
34 #include "h263.h" 35 #include "h263.h"
35 #include "mjpegenc.h" 36 #include "mjpegenc.h"
36 #include "msmpeg4.h" 37 #include "msmpeg4.h"
37 #include "faandct.h" 38 #include "faandct.h"
38 #include "thread.h" 39 #include "thread.h"
39 #include "aandcttab.h" 40 #include "aandcttab.h"
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3306 } 3307 }
3307 } 3308 }
3308 } 3309 }
3309 } 3310 }
3310 } 3311 }
3311 3312
3312 static int dct_quantize_refine(MpegEncContext *s, //FIXME breaks denoise? 3313 static int dct_quantize_refine(MpegEncContext *s, //FIXME breaks denoise?
3313 DCTELEM *block, int16_t *weight, DCTELEM *orig, 3314 DCTELEM *block, int16_t *weight, DCTELEM *orig,
3314 int n, int qscale){ 3315 int n, int qscale){
3315 int16_t rem[64]; 3316 int16_t rem[64];
3316 DECLARE_ALIGNED_16(DCTELEM, d1)[64]; 3317 LOCAL_ALIGNED_16(DCTELEM, d1, [64]);
3317 const uint8_t *scantable= s->intra_scantable.scantable; 3318 const uint8_t *scantable= s->intra_scantable.scantable;
3318 const uint8_t *perm_scantable= s->intra_scantable.permutated; 3319 const uint8_t *perm_scantable= s->intra_scantable.permutated;
3319 // unsigned int threshold1, threshold2; 3320 // unsigned int threshold1, threshold2;
3320 // int bias=0; 3321 // int bias=0;
3321 int run_tab[65]; 3322 int run_tab[65];
3322 int prev_run=0; 3323 int prev_run=0;
3323 int prev_level=0; 3324 int prev_level=0;
3324 int qmul, qadd, start_i, last_non_zero, i, dc; 3325 int qmul, qadd, start_i, last_non_zero, i, dc;
3325 uint8_t * length; 3326 uint8_t * length;
3326 uint8_t * last_length; 3327 uint8_t * last_length;
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3826 "wmv1", 3827 "wmv1",
3827 CODEC_TYPE_VIDEO, 3828 CODEC_TYPE_VIDEO,
3828 CODEC_ID_WMV1, 3829 CODEC_ID_WMV1,
3829 sizeof(MpegEncContext), 3830 sizeof(MpegEncContext),
3830 MPV_encode_init, 3831 MPV_encode_init,
3831 MPV_encode_picture, 3832 MPV_encode_picture,
3832 MPV_encode_end, 3833 MPV_encode_end,
3833 .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE}, 3834 .pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
3834 .long_name= NULL_IF_CONFIG_SMALL("Windows Media Video 7"), 3835 .long_name= NULL_IF_CONFIG_SMALL("Windows Media Video 7"),
3835 }; 3836 };
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