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65 lines
1.9 KiB
65 lines
1.9 KiB
/* |
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* Vidvox Hap |
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* Copyright (C) 2015 Vittorio Giovara <vittorio.giovara@gmail.com> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_HAP_H |
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#define AVCODEC_HAP_H |
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#include <stdint.h> |
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#include "libavutil/opt.h" |
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#include "bytestream.h" |
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#include "texturedsp.h" |
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typedef struct HapContext { |
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AVClass *class; |
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TextureDSPContext dxtc; |
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GetByteContext gbc; |
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PutByteContext pbc; |
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int section_type; /* Header type */ |
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int tex_rat; /* Compression ratio */ |
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const uint8_t *tex_data; /* Compressed texture */ |
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uint8_t *tex_buf; /* Uncompressed texture */ |
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size_t tex_size; /* Size of the compressed texture */ |
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uint8_t *snappied; /* Buffer interacting with snappy */ |
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size_t max_snappy; /* Maximum compressed size for snappy buffer */ |
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/* Pointer to the selected compress or decompress function */ |
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int (*tex_fun)(uint8_t *dst, ptrdiff_t stride, const uint8_t *block); |
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} HapContext; |
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enum { |
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HAP_FMT_RGBDXT1 = 0x0B, |
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HAP_FMT_RGBADXT5 = 0x0E, |
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HAP_FMT_YCOCGDXT5 = 0x0F, |
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}; |
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enum { |
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HAP_COMP_NONE = 0xA0, |
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HAP_COMP_SNAPPY = 0xB0, |
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HAP_COMP_COMPLEX = 0xC0, |
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}; |
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#endif /* AVCODEC_HAP_H */
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