chromium/third_party/dav1d/libdav1d/src/cdf.h

/*
 * Copyright © 2018, VideoLAN and dav1d authors
 * Copyright © 2018, Two Orioles, LLC
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef DAV1D_SRC_CDF_H
#define DAV1D_SRC_CDF_H

#include <stdint.h>

#include "src/levels.h"
#include "src/ref.h"
#include "src/thread_data.h"

/* Buffers padded to [4]/[8]/[16] for SIMD where needed. */

CdfModeContext;

CdfCoefContext;

CdfMvComponent;

CdfMvContext;

CdfContext;

CdfThreadContext;

void dav1d_cdf_thread_init_static(CdfThreadContext *cdf, unsigned qidx);
int dav1d_cdf_thread_alloc(Dav1dContext *c, CdfThreadContext *cdf,
                           const int have_frame_mt);
void dav1d_cdf_thread_copy(CdfContext *dst, const CdfThreadContext *src);
void dav1d_cdf_thread_ref(CdfThreadContext *dst, CdfThreadContext *src);
void dav1d_cdf_thread_unref(CdfThreadContext *cdf);
void dav1d_cdf_thread_update(const Dav1dFrameHeader *hdr, CdfContext *dst,
                             const CdfContext *src);

#endif /* DAV1D_SRC_CDF_H */