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Diffstat (limited to 'third_party/aom/aom_dsp/entenc.h')
-rw-r--r-- | third_party/aom/aom_dsp/entenc.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/third_party/aom/aom_dsp/entenc.h b/third_party/aom/aom_dsp/entenc.h deleted file mode 100644 index 3551d4250..000000000 --- a/third_party/aom/aom_dsp/entenc.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (c) 2001-2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#ifndef AOM_AOM_DSP_ENTENC_H_ -#define AOM_AOM_DSP_ENTENC_H_ -#include <stddef.h> -#include "aom_dsp/entcode.h" - -#ifdef __cplusplus -extern "C" { -#endif - -typedef struct od_ec_enc od_ec_enc; - -#define OD_MEASURE_EC_OVERHEAD (0) - -/*The entropy encoder context.*/ -struct od_ec_enc { - /*Buffered output. - This contains only the raw bits until the final call to od_ec_enc_done(), - where all the arithmetic-coded data gets prepended to it.*/ - unsigned char *buf; - /*The size of the buffer.*/ - uint32_t storage; - /*A buffer for output bytes with their associated carry flags.*/ - uint16_t *precarry_buf; - /*The size of the pre-carry buffer.*/ - uint32_t precarry_storage; - /*The offset at which the next entropy-coded byte will be written.*/ - uint32_t offs; - /*The low end of the current range.*/ - od_ec_window low; - /*The number of values in the current range.*/ - uint16_t rng; - /*The number of bits of data in the current value.*/ - int16_t cnt; - /*Nonzero if an error occurred.*/ - int error; -#if OD_MEASURE_EC_OVERHEAD - double entropy; - int nb_symbols; -#endif -}; - -/*See entenc.c for further documentation.*/ - -void od_ec_enc_init(od_ec_enc *enc, uint32_t size) OD_ARG_NONNULL(1); -void od_ec_enc_reset(od_ec_enc *enc) OD_ARG_NONNULL(1); -void od_ec_enc_clear(od_ec_enc *enc) OD_ARG_NONNULL(1); - -void od_ec_encode_bool_q15(od_ec_enc *enc, int val, unsigned f_q15) - OD_ARG_NONNULL(1); -void od_ec_encode_cdf_q15(od_ec_enc *enc, int s, const uint16_t *cdf, int nsyms) - OD_ARG_NONNULL(1) OD_ARG_NONNULL(3); - -void od_ec_enc_bits(od_ec_enc *enc, uint32_t fl, unsigned ftb) - OD_ARG_NONNULL(1); - -void od_ec_enc_patch_initial_bits(od_ec_enc *enc, unsigned val, int nbits) - OD_ARG_NONNULL(1); -OD_WARN_UNUSED_RESULT unsigned char *od_ec_enc_done(od_ec_enc *enc, - uint32_t *nbytes) - OD_ARG_NONNULL(1) OD_ARG_NONNULL(2); - -OD_WARN_UNUSED_RESULT int od_ec_enc_tell(const od_ec_enc *enc) - OD_ARG_NONNULL(1); -OD_WARN_UNUSED_RESULT uint32_t od_ec_enc_tell_frac(const od_ec_enc *enc) - OD_ARG_NONNULL(1); - -void od_ec_enc_checkpoint(od_ec_enc *dst, const od_ec_enc *src); -void od_ec_enc_rollback(od_ec_enc *dst, const od_ec_enc *src); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif // AOM_AOM_DSP_ENTENC_H_ |