FFmpeg
libavutil
tests
pixdesc.c
Go to the documentation of this file.
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/*
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* pixel format descriptor
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* Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "
libavutil/pixdesc.c
"
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int
main
(
void
){
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int
i
;
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int
err=0;
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int
skip = 0;
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for
(
i
=0;
i
<
AV_PIX_FMT_NB
*2;
i
++) {
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const
AVPixFmtDescriptor
*
desc
=
av_pix_fmt_desc_get
(
i
);
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if
(!
desc
|| !
desc
->name) {
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skip ++;
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continue
;
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}
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if
(skip) {
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av_log
(
NULL
,
AV_LOG_INFO
,
"%3d unused pixel format values\n"
, skip);
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skip = 0;
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}
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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
));
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}
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return
err;
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}
av_pix_fmt_desc_get
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition:
pixdesc.c:2522
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:351
main
int main(void)
Definition:
pixdesc.c:24
NULL
#define NULL
Definition:
coverity.c:32
get_color_type
static int get_color_type(const AVPixFmtDescriptor *desc)
Definition:
pixdesc.c:2647
desc
const char * desc
Definition:
nvenc.c:68
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:2487
AV_LOG_INFO
#define AV_LOG_INFO
Standard information.
Definition:
log.h:187
i
#define i(width, name, range_min, range_max)
Definition:
cbs_h2645.c:259
AVPixFmtDescriptor
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition:
pixdesc.h:81
av_log
#define av_log(a,...)
Definition:
tableprint_vlc.h:28
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