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Side by Side Diff: patched-ffmpeg-mt/libavcodec/h263.h

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 * H263 internal header 2 * H263 internal header
3 * 3 *
4 * This file is part of FFmpeg. 4 * This file is part of FFmpeg.
5 * 5 *
6 * FFmpeg is free software; you can redistribute it and/or 6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public 7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either 8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version. 9 * version 2.1 of the License, or (at your option) any later version.
10 * 10 *
11 * FFmpeg is distributed in the hope that it will be useful, 11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details. 14 * Lesser General Public License for more details.
15 * 15 *
16 * You should have received a copy of the GNU Lesser General Public 16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software 17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */ 19 */
20 #ifndef AVCODEC_H263_H 20 #ifndef AVCODEC_H263_H
21 #define AVCODEC_H263_H 21 #define AVCODEC_H263_H
22 22
23 #include <stdint.h>
24 #include "libavutil/rational.h"
25 #include "get_bits.h"
26 #include "mpegvideo.h"
27 #include "rl.h"
28
23 // The defines below define the number of bits that are read at once for 29 // The defines below define the number of bits that are read at once for
24 // reading vlc values. Changing these may improve speed and data cache needs 30 // reading vlc values. Changing these may improve speed and data cache needs
25 // be aware though that decreasing them may need the number of stages that is 31 // be aware though that decreasing them may need the number of stages that is
26 // passed to get_vlc* to be increased. 32 // passed to get_vlc* to be increased.
27 #define INTRA_MCBPC_VLC_BITS 6 33 #define INTRA_MCBPC_VLC_BITS 6
28 #define INTER_MCBPC_VLC_BITS 7 34 #define INTER_MCBPC_VLC_BITS 7
29 #define CBPY_VLC_BITS 6 35 #define CBPY_VLC_BITS 6
30 #define TEX_VLC_BITS 9 36 #define TEX_VLC_BITS 9
31 37
32 extern const AVRational ff_h263_pixel_aspect[16]; 38 extern const AVRational ff_h263_pixel_aspect[16];
(...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after
72 void h263_encode_picture_header(MpegEncContext *s, int picture_number); 78 void h263_encode_picture_header(MpegEncContext *s, int picture_number);
73 void h263_encode_gob_header(MpegEncContext * s, int mb_line); 79 void h263_encode_gob_header(MpegEncContext * s, int mb_line);
74 int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir, 80 int16_t *h263_pred_motion(MpegEncContext * s, int block, int dir,
75 int *px, int *py); 81 int *px, int *py);
76 void h263_encode_init(MpegEncContext *s); 82 void h263_encode_init(MpegEncContext *s);
77 void h263_decode_init_vlc(MpegEncContext *s); 83 void h263_decode_init_vlc(MpegEncContext *s);
78 int h263_decode_picture_header(MpegEncContext *s); 84 int h263_decode_picture_header(MpegEncContext *s);
79 int ff_h263_decode_gob_header(MpegEncContext *s); 85 int ff_h263_decode_gob_header(MpegEncContext *s);
80 void ff_h263_update_motion_val(MpegEncContext * s); 86 void ff_h263_update_motion_val(MpegEncContext * s);
81 void ff_h263_loop_filter(MpegEncContext * s); 87 void ff_h263_loop_filter(MpegEncContext * s);
82 void ff_set_qscale(MpegEncContext * s, int qscale);
83 int ff_h263_decode_mba(MpegEncContext *s); 88 int ff_h263_decode_mba(MpegEncContext *s);
84 void ff_h263_encode_mba(MpegEncContext *s); 89 void ff_h263_encode_mba(MpegEncContext *s);
85 void ff_init_qscale_tab(MpegEncContext *s); 90 void ff_init_qscale_tab(MpegEncContext *s);
86 int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr); 91 int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr);
87 void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n); 92 void h263_pred_acdc(MpegEncContext * s, DCTELEM *block, int n);
88 93
89 94
90 /** 95 /**
91 * Prints picture info if FF_DEBUG_PICT_INFO is set. 96 * Prints picture info if FF_DEBUG_PICT_INFO is set.
92 */ 97 */
(...skipping 144 matching lines...) Expand 10 before | Expand all | Expand 10 after
237 return cbp; 242 return cbp;
238 } 243 }
239 244
240 static inline void memsetw(short *tab, int val, int n) 245 static inline void memsetw(short *tab, int val, int n)
241 { 246 {
242 int i; 247 int i;
243 for(i=0;i<n;i++) 248 for(i=0;i<n;i++)
244 tab[i] = val; 249 tab[i] = val;
245 } 250 }
246 #endif 251 #endif
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