gecko-dev/media/libvpx/vpx_scale/yv12config.h

77 строки
2.0 KiB
C

/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef YV12_CONFIG_H
#define YV12_CONFIG_H
#ifdef __cplusplus
extern "C" {
#endif
#include "vpx/vpx_integer.h"
#define VP8BORDERINPIXELS 32
#define VP9INNERBORDERINPIXELS 96
#define VP9BORDERINPIXELS 160
#define VP9_INTERP_EXTEND 4
typedef struct yv12_buffer_config {
int y_width;
int y_height;
int y_crop_width;
int y_crop_height;
int y_stride;
/* int yinternal_width; */
int uv_width;
int uv_height;
int uv_crop_width;
int uv_crop_height;
int uv_stride;
/* int uvinternal_width; */
int alpha_width;
int alpha_height;
int alpha_stride;
uint8_t *y_buffer;
uint8_t *u_buffer;
uint8_t *v_buffer;
uint8_t *alpha_buffer;
uint8_t *buffer_alloc;
int buffer_alloc_sz;
int border;
int frame_size;
int corrupted;
int flags;
} YV12_BUFFER_CONFIG;
int vp8_yv12_alloc_frame_buffer(YV12_BUFFER_CONFIG *ybf,
int width, int height, int border);
int vp8_yv12_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf,
int width, int height, int border);
int vp8_yv12_de_alloc_frame_buffer(YV12_BUFFER_CONFIG *ybf);
int vp9_alloc_frame_buffer(YV12_BUFFER_CONFIG *ybf,
int width, int height, int ss_x, int ss_y,
int border);
int vp9_realloc_frame_buffer(YV12_BUFFER_CONFIG *ybf,
int width, int height, int ss_x, int ss_y,
int border);
int vp9_free_frame_buffer(YV12_BUFFER_CONFIG *ybf);
#ifdef __cplusplus
}
#endif
#endif // YV12_CONFIG_H