aom/webmdec.h

41 строка
1.1 KiB
C

/*
* Copyright (c) 2013 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 WEBMDEC_H_
#define WEBMDEC_H_
#include "./tools_common.h"
struct nestegg;
struct nestegg_packet;
struct VpxInputContext;
struct WebmInputContext {
uint32_t chunk;
uint32_t chunks;
uint32_t video_track;
struct nestegg *nestegg_ctx;
struct nestegg_packet *pkt;
};
int file_is_webm(struct WebmInputContext *webm_ctx,
struct VpxInputContext *vpx_ctx);
int webm_read_frame(struct WebmInputContext *webm_ctx,
uint8_t **buffer,
size_t *bytes_in_buffer,
size_t *buffer_size);
int webm_guess_framerate(struct WebmInputContext *webm_ctx,
struct VpxInputContext *vpx_ctx);
void webm_free(struct WebmInputContext *webm_ctx);
#endif // WEBMDEC_H_