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libavutil
tests
pixdesc.c
Go to the documentation of this file.
1
/*
2
* pixel format descriptor
3
* Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
4
*
5
* This file is part of FFmpeg.
6
*
7
* FFmpeg is free software; you can redistribute it and/or
8
* modify it under the terms of the GNU Lesser General Public
9
* License as published by the Free Software Foundation; either
10
* version 2.1 of the License, or (at your option) any later version.
11
*
12
* FFmpeg is distributed in the hope that it will be useful,
13
* but WITHOUT ANY WARRANTY; without even the implied warranty of
14
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15
* Lesser General Public License for more details.
16
*
17
* You should have received a copy of the GNU Lesser General Public
18
* License along with FFmpeg; if not, write to the Free Software
19
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20
*/
21
22
#include "
libavutil/log.h
"
23
#include "
libavutil/pixdesc.c
"
24
25
int
main
(
void
){
26
int
i
;
27
int
err=0;
28
int
skip
= 0;
29
30
for
(
i
=0;
i
<
AV_PIX_FMT_NB
*2;
i
++) {
31
const
AVPixFmtDescriptor
*
desc
=
av_pix_fmt_desc_get
(
i
);
32
if
(!
desc
|| !
desc
->name) {
33
skip
++;
34
continue
;
35
}
36
if
(
skip
) {
37
av_log
(
NULL
,
AV_LOG_INFO
,
"%3d unused pixel format values\n"
,
skip
);
38
skip
= 0;
39
}
40
av_log
(
NULL
,
AV_LOG_INFO
,
"pix fmt %s avg_bpp:%d colortype:%d\n"
,
desc
->name,
av_get_padded_bits_per_pixel
(
desc
),
get_color_type
(
desc
));
41
}
42
return
err;
43
}
av_pix_fmt_desc_get
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition:
pixdesc.c:2964
pixdesc.c
AV_PIX_FMT_NB
@ AV_PIX_FMT_NB
number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of...
Definition:
pixfmt.h:432
main
int main(void)
Definition:
pixdesc.c:25
NULL
#define NULL
Definition:
coverity.c:32
get_color_type
static int get_color_type(const AVPixFmtDescriptor *desc)
Definition:
pixdesc.c:3048
av_get_padded_bits_per_pixel
int av_get_padded_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
Return the number of bits per pixel for the pixel format described by pixdesc, including any padding ...
Definition:
pixdesc.c:2929
AV_LOG_INFO
#define AV_LOG_INFO
Standard information.
Definition:
log.h:191
log.h
i
#define i(width, name, range_min, range_max)
Definition:
cbs_h2645.c:255
desc
const char * desc
Definition:
libsvtav1.c:83
AVPixFmtDescriptor
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition:
pixdesc.h:69
av_log
#define av_log(a,...)
Definition:
tableprint_vlc.h:27
skip
static void BS_FUNC() skip(BSCTX *bc, unsigned int n)
Skip n bits in the buffer.
Definition:
bitstream_template.h:375
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