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/*
* Copyright (c) 2016, 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_WEBMENC_H_
#define AOM_COMMON_WEBMENC_H_
#include <stdio.h>
#include <stdlib.h>
#include "tools_common.h"
#include "aom/aom_encoder.h"
#ifdef __cplusplus
extern "C" {
#endif
struct WebmOutputContext {
int debug;
FILE *stream;
int64_t last_pts_ns;
void *writer;
void *segment;
};
/* Stereo 3D packed frame format */
enum {
STEREO_FORMAT_MONO = 0,
STEREO_FORMAT_LEFT_RIGHT = 1,
STEREO_FORMAT_BOTTOM_TOP = 2,
STEREO_FORMAT_TOP_BOTTOM = 3,
STEREO_FORMAT_RIGHT_LEFT = 11
} UENUM1BYTE(stereo_format_t);
// The following functions wrap libwebm's mkvmuxer. All functions return 0 upon
// success, or -1 upon failure.
int write_webm_file_header(struct WebmOutputContext *webm_ctx,
aom_codec_ctx_t *encoder_ctx,
const aom_codec_enc_cfg_t *cfg,
stereo_format_t stereo_fmt, unsigned int fourcc,
const struct AvxRational *par);
int write_webm_block(struct WebmOutputContext *webm_ctx,
const aom_codec_enc_cfg_t *cfg,
const aom_codec_cx_pkt_t *pkt);
int write_webm_file_footer(struct WebmOutputContext *webm_ctx);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_COMMON_WEBMENC_H_
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