зеркало из https://github.com/mozilla/gecko-dev.git
53 строки
2.0 KiB
C
53 строки
2.0 KiB
C
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/*
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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 VIDEO_READER_H_
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#define VIDEO_READER_H_
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#include "./video_common.h"
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// The following code is work in progress. It is going to support transparent
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// reading of input files. Right now only IVF format is supported for
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// simplicity. The main goal the API is to be simple and easy to use in example
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// code and in aomenc/aomdec later. All low-level details like memory
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// buffer management are hidden from API users.
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struct AvxVideoReaderStruct;
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typedef struct AvxVideoReaderStruct AvxVideoReader;
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Opens the input file for reading and inspects it to determine file type.
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// Returns an opaque AvxVideoReader* upon success, or NULL upon failure.
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// Right now only IVF format is supported.
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AvxVideoReader *aom_video_reader_open(const char *filename);
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// Frees all resources associated with AvxVideoReader* returned from
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// aom_video_reader_open() call.
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void aom_video_reader_close(AvxVideoReader *reader);
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// Reads frame from the file and stores it in internal buffer.
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int aom_video_reader_read_frame(AvxVideoReader *reader);
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// Returns the pointer to memory buffer with frame data read by last call to
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// aom_video_reader_read_frame().
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const uint8_t *aom_video_reader_get_frame(AvxVideoReader *reader, size_t *size);
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// Fills AvxVideoInfo with information from opened video file.
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const AvxVideoInfo *aom_video_reader_get_info(AvxVideoReader *reader);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VIDEO_READER_H_
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