mpegvideodata.h (1362B)
1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVCODEC_MPEGVIDEODATA_H 20 #define AVCODEC_MPEGVIDEODATA_H 21 22 #include <stdint.h> 23 24 #include "libavutil/attributes_internal.h" 25 26 FF_VISIBILITY_PUSH_HIDDEN 27 /* encoding scans */ 28 extern const uint8_t ff_alternate_horizontal_scan[64]; 29 extern const uint8_t ff_alternate_vertical_scan[64]; 30 31 extern const uint8_t ff_mpeg12_dc_scale_table[4][32]; 32 static const uint8_t *const ff_mpeg1_dc_scale_table = ff_mpeg12_dc_scale_table[0]; 33 34 extern const uint8_t ff_mpeg2_non_linear_qscale[32]; 35 36 extern const uint8_t ff_default_chroma_qscale_table[32]; 37 FF_VISIBILITY_POP_HIDDEN 38 39 #endif /* AVCODEC_MPEGVIDEODATA_H */