Files
UltraGrid/src/libavcodec/utils.c
2023-05-05 08:50:09 +02:00

103 lines
3.4 KiB
C

/**
* @file libavcodec/utils.c
* @author Martin Pulec <pulec@cesnet.cz>
* @author Martin Piatka <445597@mail.muni.cz>
*/
/*
* Copyright (c) 2013-2023 CESNET, z. s. p. o.
* All rights reserved.
*
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* modification, is permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of CESNET nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#endif // HAVE_CONFIG_H
#include "libavcodec/utils.h"
/// known UG<->AV pixfmt conversions, terminate with NULL (returned by
/// get_av_to_ug_pixfmts())
static const struct uv_to_av_pixfmt uv_to_av_pixfmts[] = {
{RGBA, AV_PIX_FMT_RGBA},
{UYVY, AV_PIX_FMT_UYVY422},
{YUYV,AV_PIX_FMT_YUYV422},
//R10k,
//v210,
//DVS10,
//DXT1,
//DXT1_YUV,
//DXT5,
{RGB, AV_PIX_FMT_RGB24},
// DPX10,
//JPEG,
//RAW,
//H264,
//MJPG,
//VP8,
{BGR, AV_PIX_FMT_BGR24},
//J2K,
{I420, AV_PIX_FMT_YUVJ420P},
{RG48, AV_PIX_FMT_RGB48LE},
#if XV3X_PRESENT
{Y416, AV_PIX_FMT_XV36},
#endif
{0, 0}
};
codec_t get_av_to_ug_pixfmt(enum AVPixelFormat av_pixfmt) {
for (unsigned int i = 0; uv_to_av_pixfmts[i].uv_codec != VIDEO_CODEC_NONE; ++i) {
if (uv_to_av_pixfmts[i].av_pixfmt == av_pixfmt) {
return uv_to_av_pixfmts[i].uv_codec;
}
}
return VIDEO_CODEC_NONE;
}
enum AVPixelFormat get_ug_to_av_pixfmt(codec_t ug_codec) {
for (unsigned int i = 0; uv_to_av_pixfmts[i].uv_codec != VIDEO_CODEC_NONE; ++i) {
if (uv_to_av_pixfmts[i].uv_codec == ug_codec) {
return uv_to_av_pixfmts[i].av_pixfmt;
}
}
return AV_PIX_FMT_NONE;
}
/**
* Returns list all known FFMPEG to UG pixfmt conversions. Terminated with NULL
* element.
*/
const struct uv_to_av_pixfmt *get_av_to_ug_pixfmts() {
return uv_to_av_pixfmts;
}
/* vi: set expandtab sw=8: */