FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavutil/stereo3d.c
Date: 2024-02-16 17:37:06
Exec Total Coverage
Lines: 10 17 58.8%
Functions: 3 4 75.0%
Branches: 2 8 25.0%

Line Branch Exec Source
1 /*
2 * Copyright (c) 2013 Vittorio Giovara <vittorio.giovara@gmail.com>
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include <string.h>
22
23 #include "avstring.h"
24 #include "frame.h"
25 #include "macros.h"
26 #include "mem.h"
27 #include "stereo3d.h"
28
29 237 AVStereo3D *av_stereo3d_alloc(void)
30 {
31 237 return av_mallocz(sizeof(AVStereo3D));
32 }
33
34 76 AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
35 {
36 76 AVFrameSideData *side_data = av_frame_new_side_data(frame,
37 AV_FRAME_DATA_STEREO3D,
38 sizeof(AVStereo3D));
39
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76 if (!side_data)
40 return NULL;
41
42 76 memset(side_data->data, 0, sizeof(AVStereo3D));
43
44 76 return (AVStereo3D *)side_data->data;
45 }
46
47 static const char * const stereo3d_type_names[] = {
48 [AV_STEREO3D_2D] = "2D",
49 [AV_STEREO3D_SIDEBYSIDE] = "side by side",
50 [AV_STEREO3D_TOPBOTTOM] = "top and bottom",
51 [AV_STEREO3D_FRAMESEQUENCE] = "frame alternate",
52 [AV_STEREO3D_CHECKERBOARD] = "checkerboard",
53 [AV_STEREO3D_SIDEBYSIDE_QUINCUNX] = "side by side (quincunx subsampling)",
54 [AV_STEREO3D_LINES] = "interleaved lines",
55 [AV_STEREO3D_COLUMNS] = "interleaved columns",
56 };
57
58 473 const char *av_stereo3d_type_name(unsigned int type)
59 {
60
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473 if (type >= FF_ARRAY_ELEMS(stereo3d_type_names))
61 return "unknown";
62
63 473 return stereo3d_type_names[type];
64 }
65
66 int av_stereo3d_from_name(const char *name)
67 {
68 int i;
69
70 for (i = 0; i < FF_ARRAY_ELEMS(stereo3d_type_names); i++) {
71 if (av_strstart(name, stereo3d_type_names[i], NULL))
72 return i;
73 }
74
75 return -1;
76 }
77