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-rw-r--r--third_party/aom/common/webmdec.h71
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diff --git a/third_party/aom/common/webmdec.h b/third_party/aom/common/webmdec.h
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--- a/third_party/aom/common/webmdec.h
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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_WEBMDEC_H_
-#define AOM_COMMON_WEBMDEC_H_
-
-#include "common/tools_common.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct AvxInputContext;
-
-struct WebmInputContext {
- void *reader;
- void *segment;
- uint8_t *buffer;
- const void *cluster;
- const void *block_entry;
- const void *block;
- int block_frame_index;
- int video_track_index;
- uint64_t timestamp_ns;
- int is_key_frame;
- int reached_eos;
-};
-
-// Checks if the input is a WebM file. If so, initializes WebMInputContext so
-// that webm_read_frame can be called to retrieve a video frame.
-// Returns 1 on success and 0 on failure or input is not WebM file.
-// TODO(vigneshv): Refactor this function into two smaller functions specific
-// to their task.
-int file_is_webm(struct WebmInputContext *webm_ctx,
- struct AvxInputContext *aom_ctx);
-
-// Reads a WebM Video Frame. Memory for the buffer is created, owned and managed
-// by this function. For the first call, |buffer| should be NULL and
-// |*buffer_size| should be 0. Once all the frames are read and used,
-// webm_free() should be called, otherwise there will be a leak.
-// Parameters:
-// webm_ctx - WebmInputContext object
-// buffer - pointer where the frame data will be filled.
-// bytes_read - pointer to bytes read.
-// buffer_size - pointer to buffer size.
-// Return values:
-// 0 - Success
-// 1 - End of Stream
-// -1 - Error
-int webm_read_frame(struct WebmInputContext *webm_ctx, uint8_t **buffer,
- size_t *bytes_read, size_t *buffer_size);
-
-// Guesses the frame rate of the input file based on the container timestamps.
-int webm_guess_framerate(struct WebmInputContext *webm_ctx,
- struct AvxInputContext *aom_ctx);
-
-// Resets the WebMInputContext.
-void webm_free(struct WebmInputContext *webm_ctx);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif // AOM_COMMON_WEBMDEC_H_