/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_COMMON_WEBMENC_H_
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#define AOM_COMMON_WEBMENC_H_
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#include <stdio.h>
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#include <stdlib.h>
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#include "tools_common.h"
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#include "aom/aom_encoder.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct WebmOutputContext {
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int debug;
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FILE *stream;
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int64_t last_pts_ns;
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void *writer;
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void *segment;
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};
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/* Stereo 3D packed frame format */
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enum {
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STEREO_FORMAT_MONO = 0,
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STEREO_FORMAT_LEFT_RIGHT = 1,
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STEREO_FORMAT_BOTTOM_TOP = 2,
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STEREO_FORMAT_TOP_BOTTOM = 3,
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STEREO_FORMAT_RIGHT_LEFT = 11
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} UENUM1BYTE(stereo_format_t);
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// The following functions wrap libwebm's mkvmuxer. All functions return 0 upon
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// success, or -1 upon failure.
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int write_webm_file_header(struct WebmOutputContext *webm_ctx,
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aom_codec_ctx_t *encoder_ctx,
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const aom_codec_enc_cfg_t *cfg,
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stereo_format_t stereo_fmt, unsigned int fourcc,
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const struct AvxRational *par);
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int write_webm_block(struct WebmOutputContext *webm_ctx,
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const aom_codec_enc_cfg_t *cfg,
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const aom_codec_cx_pkt_t *pkt);
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int write_webm_file_footer(struct WebmOutputContext *webm_ctx);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AOM_COMMON_WEBMENC_H_
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