FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavfilter/tests/filtfmts.c
Date: 2024-04-26 14:42:52
Exec Total Coverage
Lines: 46 71 64.8%
Functions: 3 3 100.0%
Branches: 20 40 50.0%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2009 Stefano Sabatini
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 <stdio.h>
22
23 #include "libavutil/channel_layout.h"
24 #include "libavutil/mem.h"
25 #include "libavutil/pixdesc.h"
26 #include "libavutil/samplefmt.h"
27
28 #include "libavfilter/avfilter.h"
29 #include "libavfilter/avfilter_internal.h"
30 #include "libavfilter/formats.h"
31 #include "libavfilter/framequeue.h"
32 #include "libavfilter/internal.h"
33
34 132 static void print_formats_internal(AVFilterLink **links, const AVFilterPad *pads,
35 unsigned nb, size_t fmts_cfg_offset,
36 const char *inout_string)
37 {
38
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 264 for (unsigned i = 0; i < nb; i++) {
39 132 const AVFilterLink *const link = links[i];
40 132 const AVFilterFormatsConfig *const cfg = (AVFilterFormatsConfig*)((const char*)link + fmts_cfg_offset);
41 132 const char *pad_name = avfilter_pad_get_name(pads, i);
42
43
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 132 if (link->type == AVMEDIA_TYPE_VIDEO) {
44 132 const AVFilterFormats *const fmts = cfg->formats;
45
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 21922 for (unsigned j = 0; fmts && j < fmts->nb_formats; j++) {
46 21790 printf("%s[%u] %s: fmt:%s\n",
47 inout_string, i, pad_name,
48 21790 av_get_pix_fmt_name(fmts->formats[j]));
49 }
50 ✗ } else if (link->type == AVMEDIA_TYPE_AUDIO) {
51 ✗ const AVFilterFormats *const fmts = cfg->formats;
52 ✗ const AVFilterChannelLayouts *const layouts = cfg->channel_layouts;
53
54 ✗ for (unsigned j = 0; fmts && j < fmts->nb_formats; j++)
55 ✗ printf("%s[%u] %s: fmt:%s\n",
56 inout_string, i, pad_name,
57 ✗ av_get_sample_fmt_name(fmts->formats[j]));
58
59 ✗ for (unsigned j = 0; layouts && j < layouts->nb_channel_layouts; j++) {
60 char buf[256];
61 ✗ av_channel_layout_describe(&layouts->channel_layouts[j], buf, sizeof(buf));
62 ✗ printf("%s[%u] %s: chlayout:%s\n",
63 inout_string, i, pad_name, buf);
64 }
65 }
66 }
67 132 }
68
69 66 static void print_formats(AVFilterContext *filter_ctx)
70 {
71 66 print_formats_internal(filter_ctx->inputs, filter_ctx->input_pads,
72 filter_ctx->nb_inputs,
73 offsetof(AVFilterLink, outcfg), "INPUT");
74 66 print_formats_internal(filter_ctx->outputs, filter_ctx->output_pads,
75 filter_ctx->nb_outputs,
76 offsetof(AVFilterLink, incfg), "OUTPUT");
77 66 }
78
79 66 int main(int argc, char **argv)
80 {
81 const AVFilter *filter;
82 AVFilterContext *filter_ctx;
83 AVFilterGraph *graph_ctx;
84 const char *filter_name;
85 66 const char *filter_args = NULL;
86 int i;
87 66 int ret = 0;
88
89 66 av_log_set_level(AV_LOG_DEBUG);
90
91
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 66 if (argc < 2) {
92 ✗ fprintf(stderr, "Missing filter name as argument\n");
93 ✗ return 1;
94 }
95
96 66 filter_name = argv[1];
97
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 66 if (argc > 2)
98 ✗ filter_args = argv[2];
99
100 /* allocate graph */
101 66 graph_ctx = avfilter_graph_alloc();
102
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 66 if (!graph_ctx)
103 ✗ return 1;
104
105 /* get a corresponding filter and open it */
106
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 66 if (!(filter = avfilter_get_by_name(filter_name))) {
107 ✗ fprintf(stderr, "Unrecognized filter with name '%s'\n", filter_name);
108 ✗ return 1;
109 }
110
111 /* open filter and add it to the graph */
112
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 66 if (!(filter_ctx = avfilter_graph_alloc_filter(graph_ctx, filter, filter_name))) {
113 ✗ fprintf(stderr, "Impossible to open filter with name '%s'\n",
114 filter_name);
115 ✗ return 1;
116 }
117
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 66 if (avfilter_init_str(filter_ctx, filter_args) < 0) {
118 ✗ fprintf(stderr, "Impossible to init filter '%s' with arguments '%s'\n",
119 filter_name, filter_args);
120 ✗ return 1;
121 }
122
123 /* create a link for each of the input pads */
124
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 132 for (i = 0; i < filter_ctx->nb_inputs; i++) {
125 66 AVFilterLink *link = av_mallocz(sizeof(FilterLinkInternal));
126
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 66 if (!link) {
127 ✗ fprintf(stderr, "Unable to allocate memory for filter input link\n");
128 ✗ ret = 1;
129 ✗ goto fail;
130 }
131 66 link->type = avfilter_pad_get_type(filter_ctx->input_pads, i);
132 66 filter_ctx->inputs[i] = link;
133 }
134
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 132 for (i = 0; i < filter_ctx->nb_outputs; i++) {
135 66 AVFilterLink *link = av_mallocz(sizeof(FilterLinkInternal));
136
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 66 if (!link) {
137 ✗ fprintf(stderr, "Unable to allocate memory for filter output link\n");
138 ✗ ret = 1;
139 ✗ goto fail;
140 }
141 66 link->type = avfilter_pad_get_type(filter_ctx->output_pads, i);
142 66 filter_ctx->outputs[i] = link;
143 }
144
145
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 66 if (filter->formats_state == FF_FILTER_FORMATS_QUERY_FUNC)
146 55 ret = filter->formats.query_func(filter_ctx);
147 else
148 11 ret = ff_default_query_formats(filter_ctx);
149
150 66 print_formats(filter_ctx);
151
152 66 fail:
153 66 avfilter_free(filter_ctx);
154 66 avfilter_graph_free(&graph_ctx);
155 66 fflush(stdout);
156 66 return ret;
157 }
158