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/*
* Copyright (C) 2024 Mikhail Burakov. This file is part of receiver.
*
* receiver is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* receiver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with receiver. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef MFX_STUB_BITSTREAM_H_
#define MFX_STUB_BITSTREAM_H_
#include <setjmp.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#define BitstreamCreate(a, b) \
(struct Bitstream) { .data = a, .size = b }
#define BitstreamReadFailed(x) setjmp((x)->trap)
struct Bitstream {
const uint8_t* data;
size_t size;
size_t offset;
size_t epb_count;
uint32_t cache;
jmp_buf trap;
};
uint64_t BitstreamReadU(struct Bitstream* bitstream, size_t size);
uint64_t BitstreamReadUE(struct Bitstream* bitstream);
int64_t BitstreamReadSE(struct Bitstream* bitstream);
void BitstreamByteAlign(struct Bitstream* bitstream);
bool BitstreamReadNalu(struct Bitstream* bitstream, struct Bitstream* output);
bool BitstreamAvail(const struct Bitstream* bitstream);
#endif // MFX_STUB_BITSTREAM_H_
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