view bpgenc.h @ 34:5d51fff843eb default tip

A "commit dump" of random changes I've made, as I probably won't be touching this code anymore.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 08 Mar 2020 19:18:48 +0200
parents 33594243ce31
children
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/*
 * BPG encoder
 *
 * Copyright (c) 2014 Fabrice Bellard
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#ifdef __cplusplus
extern "C" {
#endif

#include "libbpg.h"

typedef struct {
    int w, h;
    BPGImageFormatEnum format; /* x_VIDEO values are forbidden here */
    uint8_t c_h_phase; /* 4:2:2 or 4:2:0 : give the horizontal chroma
                          position. 0=MPEG2, 1=JPEG. */
    uint8_t has_alpha;
    uint8_t has_w_plane;
    uint8_t limited_range;
    uint8_t premultiplied_alpha;
    BPGColorSpaceEnum color_space;
    uint8_t bit_depth;
    uint8_t pixel_shift; /* (1 << pixel_shift) bytes per pixel */
    uint8_t *data[4];
    int linesize[4];
} Image;

typedef struct {
    int width;
    int height;
    int chroma_format; /* 0-3 */
    int bit_depth; /* 8-14 */
    int intra_only; /* 0-1 */

    int qp; /* quantizer 0-51 */
    int lossless; /* 0-1 lossless mode */
    int sei_decoded_picture_hash; /* 0=no hash, 1=MD5 hash */
    int compress_level; /* 1-9 */
    int verbose;
} HEVCEncodeParams;

typedef struct HEVCEncoderContext HEVCEncoderContext;

typedef struct {
    HEVCEncoderContext *(*open)(const HEVCEncodeParams *params);
    int (*encode)(HEVCEncoderContext *s, Image *img);
    int (*close)(HEVCEncoderContext *s, uint8_t **pbuf);
} HEVCEncoder;

extern HEVCEncoder jctvc_encoder;
extern HEVCEncoder x265_hevc_encoder;

int x265_encode_picture(uint8_t **pbuf, Image *img,
                        const HEVCEncodeParams *params);
void save_yuv1(Image *img, FILE *f);
void save_yuv(Image *img, const char *filename);

#ifdef __cplusplus
}
#endif