lagertonne/yolobs-studio
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Imported Upstream version 0.13.2+dsfg1

Browse source
This commit is contained in:
Sebastian Ramacher 2016-02-24 00:16:51 +01:00
commit fb3990e9e5
2036 changed files with 287360 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

135
plugins/obs-ffmpeg/closest-pixel-format.h Normal file
View file

@ -0,0 +1,135 @@
#pragma once
static const enum AVPixelFormat i420_formats[] = {
AV_PIX_FMT_YUV420P,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_YUV422P,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat nv12_formats[] = {
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_YUV420P,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat i444_formats[] = {
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_RGBA,
AV_PIX_FMT_BGRA,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat yuy2_formats[] = {
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_YUV420P,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat uyvy_formats[] = {
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_YUV420P,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat rgba_formats[] = {
AV_PIX_FMT_RGBA,
AV_PIX_FMT_BGRA,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat bgra_formats[] = {
AV_PIX_FMT_BGRA,
AV_PIX_FMT_RGBA,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_YUYV422,
AV_PIX_FMT_UYVY422,
AV_PIX_FMT_NV12,
AV_PIX_FMT_NV21,
AV_PIX_FMT_NONE
};
static enum AVPixelFormat get_best_format(
const enum AVPixelFormat *best,
const enum AVPixelFormat *formats)
{
while (*best != AV_PIX_FMT_NONE) {
enum AVPixelFormat best_format = *best;
const enum AVPixelFormat *cur_formats = formats;
while (*cur_formats != AV_PIX_FMT_NONE) {
enum AVPixelFormat avail_format = *cur_formats;
if (best_format == avail_format)
return best_format;
cur_formats++;
}
best++;
}
return AV_PIX_FMT_NONE;
}
static inline enum AVPixelFormat get_closest_format(
enum AVPixelFormat format,
const enum AVPixelFormat *formats)
{
enum AVPixelFormat best_format = AV_PIX_FMT_NONE;
if (!formats || formats[0] == AV_PIX_FMT_NONE)
return format;
switch ((int)format) {
case AV_PIX_FMT_YUV444P:
best_format = get_best_format(i444_formats, formats);
break;
case AV_PIX_FMT_YUV420P:
best_format = get_best_format(i420_formats, formats);
break;
case AV_PIX_FMT_NV12:
best_format = get_best_format(nv12_formats, formats);
break;
case AV_PIX_FMT_YUYV422:
best_format = get_best_format(yuy2_formats, formats);
break;
case AV_PIX_FMT_UYVY422:
best_format = get_best_format(uyvy_formats, formats);
break;
case AV_PIX_FMT_RGBA:
best_format = get_best_format(rgba_formats, formats);
break;
case AV_PIX_FMT_BGRA:
best_format = get_best_format(bgra_formats, formats);
break;
}
return (best_format == AV_PIX_FMT_NONE) ? formats[0] : best_format;
}