FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavfilter/video.c
Date: 2025-07-28 20:30:09
Exec Total Coverage
Lines: 36 48 75.0%
Functions: 4 4 100.0%
Branches: 17 30 56.7%

Line Branch Exec Source
1 /*
2 * Copyright 2007 Bobby Bingham
3 * Copyright Stefano Sabatini <stefasab gmail com>
4 * Copyright Vitor Sessak <vitor1001 gmail com>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include <string.h>
24 #include <stdio.h>
25
26 #include "libavutil/buffer.h"
27 #include "libavutil/cpu.h"
28 #include "libavutil/hwcontext.h"
29 #include "libavutil/pixfmt.h"
30
31 #include "avfilter.h"
32 #include "avfilter_internal.h"
33 #include "filters.h"
34 #include "framepool.h"
35 #include "video.h"
36
37 const AVFilterPad ff_video_default_filterpad[1] = {
38 {
39 .name = "default",
40 .type = AVMEDIA_TYPE_VIDEO,
41 }
42 };
43
44 112221 AVFrame *ff_null_get_video_buffer(AVFilterLink *link, int w, int h)
45 {
46 112221 return ff_get_video_buffer(link->dst->outputs[0], w, h);
47 }
48
49 122795 AVFrame *ff_default_get_video_buffer2(AVFilterLink *link, int w, int h, int align)
50 {
51 122795 FilterLinkInternal *const li = ff_link_internal(link);
52 122795 AVFrame *frame = NULL;
53 122795 int pool_width = 0;
54 122795 int pool_height = 0;
55 122795 int pool_align = 0;
56 122795 enum AVPixelFormat pool_format = AV_PIX_FMT_NONE;
57
58
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 122795 times.
122795 if (li->l.hw_frames_ctx &&
59 ((AVHWFramesContext*)li->l.hw_frames_ctx->data)->format == link->format) {
60 int ret;
61 frame = av_frame_alloc();
62
63 if (!frame)
64 return NULL;
65
66 ret = av_hwframe_get_buffer(li->l.hw_frames_ctx, frame, 0);
67 if (ret < 0)
68 av_frame_free(&frame);
69
70 return frame;
71 }
72
73
2/2
✓ Branch 0 taken 9007 times.
✓ Branch 1 taken 113788 times.
122795 if (!li->frame_pool) {
74 18014 li->frame_pool = ff_frame_pool_video_init(CONFIG_MEMORY_POISONING
75 ? NULL
76 : av_buffer_allocz,
77 9007 w, h, link->format, align);
78
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 9007 times.
9007 if (!li->frame_pool)
79 return NULL;
80 } else {
81
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 113788 times.
113788 if (ff_frame_pool_get_video_config(li->frame_pool,
82 &pool_width, &pool_height,
83 &pool_format, &pool_align) < 0) {
84 return NULL;
85 }
86
87
4/4
✓ Branch 0 taken 113787 times.
✓ Branch 1 taken 1 times.
✓ Branch 2 taken 113784 times.
✓ Branch 3 taken 3 times.
113788 if (pool_width != w || pool_height != h ||
88
2/4
✓ Branch 0 taken 113784 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 113784 times.
113784 pool_format != link->format || pool_align != align) {
89
90 4 ff_frame_pool_uninit(&li->frame_pool);
91 8 li->frame_pool = ff_frame_pool_video_init(CONFIG_MEMORY_POISONING
92 ? NULL
93 : av_buffer_allocz,
94 4 w, h, link->format, align);
95
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 4 times.
4 if (!li->frame_pool)
96 return NULL;
97 }
98 }
99
100 122795 frame = ff_frame_pool_get(li->frame_pool);
101
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 122795 times.
122795 if (!frame)
102 return NULL;
103
104 122795 frame->sample_aspect_ratio = link->sample_aspect_ratio;
105 122795 frame->colorspace = link->colorspace;
106 122795 frame->color_range = link->color_range;
107
108 122795 return frame;
109 }
110
111 122795 AVFrame *ff_default_get_video_buffer(AVFilterLink *link, int w, int h)
112 {
113 122795 return ff_default_get_video_buffer2(link, w, h, av_cpu_max_align());
114 }
115
116 232651 AVFrame *ff_get_video_buffer(AVFilterLink *link, int w, int h)
117 {
118 232651 AVFrame *ret = NULL;
119
120 FF_TPRINTF_START(NULL, get_video_buffer); ff_tlog_link(NULL, link, 1);
121
122
2/2
✓ Branch 0 taken 113686 times.
✓ Branch 1 taken 118965 times.
232651 if (link->dstpad->get_buffer.video)
123 113686 ret = link->dstpad->get_buffer.video(link, w, h);
124
125
2/2
✓ Branch 0 taken 118965 times.
✓ Branch 1 taken 113686 times.
232651 if (!ret)
126 118965 ret = ff_default_get_video_buffer(link, w, h);
127
128 232651 return ret;
129 }
130