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Diffstat (limited to 'third_party/aom/common/av1_config.h')
-rw-r--r-- | third_party/aom/common/av1_config.h | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/third_party/aom/common/av1_config.h b/third_party/aom/common/av1_config.h deleted file mode 100644 index a15bedb30..000000000 --- a/third_party/aom/common/av1_config.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Copyright (c) 2018, 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_COMMON_AV1_CONFIG_H_ -#define AOM_COMMON_AV1_CONFIG_H_ - -#include "aom/aom_integer.h" - -#ifdef __cplusplus -extern "C" { -#endif - -// Struct representing ISOBMFF/Matroska AV1 config. See: -// https://aomediacodec.github.io/av1-isobmff/#av1codecconfigurationbox-syntax -// -// The AV1 config has the following format: -// -// unsigned int (1) marker = 1; -// unsigned int (7) version = 1; -// unsigned int (3) seq_profile; -// unsigned int (5) seq_level_idx_0; -// unsigned int (1) seq_tier_0; -// unsigned int (1) high_bitdepth; -// unsigned int (1) twelve_bit; -// unsigned int (1) monochrome; -// unsigned int (1) chroma_subsampling_x; -// unsigned int (1) chroma_subsampling_y; -// unsigned int (2) chroma_sample_position; -// unsigned int (3) reserved = 0; -// -// unsigned int (1) initial_presentation_delay_present; -// if (initial_presentation_delay_present) { -// unsigned int (4) initial_presentation_delay_minus_one; -// } else { -// unsigned int (4) reserved = 0; -// } -// -// unsigned int (8)[] configOBUs; -// -// Note: get_av1config_from_obu() does not currently store 'configOBUs' data, so -// the field is omitted. -typedef struct _Av1Config { - uint8_t marker; - uint8_t version; - uint8_t seq_profile; - uint8_t seq_level_idx_0; - uint8_t seq_tier_0; - uint8_t high_bitdepth; - uint8_t twelve_bit; - uint8_t monochrome; - uint8_t chroma_subsampling_x; - uint8_t chroma_subsampling_y; - uint8_t chroma_sample_position; - uint8_t initial_presentation_delay_present; - uint8_t initial_presentation_delay_minus_one; -} Av1Config; - -// Attempts to parse a Sequence Header OBU and set the paramenters of 'config'. -// Returns 0 upon success, and -1 upon failure. 'buffer' can contain multiple -// OBUs, but the Sequence Header OBU must be the first OBU within the buffer. -int get_av1config_from_obu(const uint8_t *buffer, size_t length, int is_annexb, - Av1Config *config); - -// Attempts to parse an AV1 config from 'buffer'. Returns 0 upon success. -// Returns -1 when 'buffer_length' is less than 4, when passed NULL pointers, or -// when parsing of 'buffer' fails. -int read_av1config(const uint8_t *buffer, size_t buffer_length, - size_t *bytes_read, Av1Config *config); - -// Writes 'config' to 'buffer'. Returns 0 upon successful write to 'buffer'. -// Returns -1 when passed NULL pointers or when 'capacity' insufficient. -int write_av1config(const Av1Config *config, size_t capacity, - size_t *bytes_written, uint8_t *buffer); - -#ifdef __cplusplus -} /* extern "C" */ -#endif - -#endif // AOM_COMMON_AV1_CONFIG_H_ |