hadamard: Add 4x4 test.
[aom.git] / common / video_reader.h
blob9ab439e8afa4398ccd9fae8bc30a0cdec0e6769b
1 /*
2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
12 #ifndef AOM_COMMON_VIDEO_READER_H_
13 #define AOM_COMMON_VIDEO_READER_H_
15 #include "common/video_common.h"
17 // The following code is work in progress. It is going to support transparent
18 // reading of input files. Right now only IVF format is supported for
19 // simplicity. The main goal the API is to be simple and easy to use in example
20 // code and in aomenc/aomdec later. All low-level details like memory
21 // buffer management are hidden from API users.
22 struct AvxVideoReaderStruct;
23 typedef struct AvxVideoReaderStruct AvxVideoReader;
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
29 // Opens the input file for reading and inspects it to determine file type.
30 // Returns an opaque AvxVideoReader* upon success, or NULL upon failure.
31 // Right now only IVF format is supported.
32 AvxVideoReader *aom_video_reader_open(const char *filename);
34 // Frees all resources associated with AvxVideoReader* returned from
35 // aom_video_reader_open() call.
36 void aom_video_reader_close(AvxVideoReader *reader);
38 // Reads frame from the file and stores it in internal buffer.
39 int aom_video_reader_read_frame(AvxVideoReader *reader);
41 // Returns the pointer to memory buffer with frame data read by last call to
42 // aom_video_reader_read_frame().
43 const uint8_t *aom_video_reader_get_frame(AvxVideoReader *reader, size_t *size);
45 // Returns the pts of the frame.
46 int64_t aom_video_reader_get_frame_pts(AvxVideoReader *reader);
47 // Return the reader file.
48 FILE *aom_video_reader_get_file(AvxVideoReader *reader);
50 // Fills AvxVideoInfo with information from opened video file.
51 const AvxVideoInfo *aom_video_reader_get_info(AvxVideoReader *reader);
53 // Set fourcc.
54 void aom_video_reader_set_fourcc(AvxVideoReader *reader, uint32_t fourcc);
56 #ifdef __cplusplus
57 } // extern "C"
58 #endif
60 #endif // AOM_COMMON_VIDEO_READER_H_