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/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "video/img_format.h"
#include "stdio.h"
#include "compat/mpbswap.h"
#include <string.h>
const char *vo_format_name(int format)
{
const char *name = mp_imgfmt_to_name(format);
if (name)
return name;
static char unknown_format[20];
snprintf(unknown_format, 20, "Unknown 0x%04x", format);
return unknown_format;
}
int mp_get_chroma_shift(int format, int *x_shift, int *y_shift,
int *component_bits)
{
int xs = 0, ys = 0;
int bpp;
int err = 0;
int bits = 8;
if ((format & 0xff0000f0) == 0x34000050)
format = bswap_32(format);
if ((format & 0xf00000ff) == 0x50000034) {
switch (format >> 24) {
case 0x50:
break;
case 0x51:
bits = 16;
break;
case 0x52:
bits = 10;
break;
case 0x53:
bits = 9;
break;
default:
err = 1;
break;
}
switch (format & 0x00ffffff) {
case 0x00343434: // 444
xs = 0;
ys = 0;
break;
case 0x00323234: // 422
xs = 1;
ys = 0;
break;
case 0x00303234: // 420
xs = 1;
ys = 1;
break;
case 0x00313134: // 411
xs = 2;
ys = 0;
break;
case 0x00303434: // 440
xs = 0;
ys = 1;
break;
default:
err = 1;
break;
}
} else
switch (format) {
case IMGFMT_420A:
case IMGFMT_I420:
case IMGFMT_IYUV:
case IMGFMT_YV12:
xs = 1;
ys = 1;
break;
case IMGFMT_IF09:
case IMGFMT_YVU9:
xs = 2;
ys = 2;
break;
case IMGFMT_Y8:
case IMGFMT_Y800:
xs = 31;
ys = 31;
break;
default:
err = 1;
break;
}
if (x_shift)
*x_shift = xs;
if (y_shift)
*y_shift = ys;
if (component_bits)
*component_bits = bits;
bpp = 8 + ((16 >> xs) >> ys);
if (format == IMGFMT_420A)
bpp += 8;
bpp *= (bits + 7) >> 3;
return err ? 0 : bpp;
}
struct mp_imgfmt_entry mp_imgfmt_list[] = {
{"444p16le", IMGFMT_444P16_LE},
{"444p16be", IMGFMT_444P16_BE},
{"444p10le", IMGFMT_444P10_LE},
{"444p10be", IMGFMT_444P10_BE},
{"444p9le", IMGFMT_444P9_LE},
{"444p9be", IMGFMT_444P9_BE},
{"422p16le", IMGFMT_422P16_LE},
{"422p16be", IMGFMT_422P16_BE},
{"422p10le", IMGFMT_422P10_LE},
{"422p10be", IMGFMT_422P10_BE},
{"422p9le", IMGFMT_422P9_LE},
{"422p9be", IMGFMT_422P9_BE},
{"420p16le", IMGFMT_420P16_LE},
{"420p16be", IMGFMT_420P16_BE},
{"420p10le", IMGFMT_420P10_LE},
{"420p10be", IMGFMT_420P10_BE},
{"420p9le", IMGFMT_420P9_LE},
{"420p9be", IMGFMT_420P9_BE},
{"444p16", IMGFMT_444P16},
{"444p10", IMGFMT_444P10},
{"444p9", IMGFMT_444P9},
{"422p16", IMGFMT_422P16},
{"422p10", IMGFMT_422P10},
{"420p10", IMGFMT_420P10},
{"420p9", IMGFMT_420P9},
{"420p16", IMGFMT_420P16},
{"420a", IMGFMT_420A},
{"444p", IMGFMT_444P},
{"422p", IMGFMT_422P},
{"411p", IMGFMT_411P},
{"440p", IMGFMT_440P},
{"yuy2", IMGFMT_YUY2},
{"yvyu", IMGFMT_YVYU},
{"uyvy", IMGFMT_UYVY},
{"yvu9", IMGFMT_YVU9},
{"if09", IMGFMT_IF09},
{"yv12", IMGFMT_YV12},
{"i420", IMGFMT_I420},
{"iyuv", IMGFMT_IYUV},
{"clpl", IMGFMT_CLPL},
{"hm12", IMGFMT_HM12},
{"y800", IMGFMT_Y800},
{"y8", IMGFMT_Y8},
{"nv12", IMGFMT_NV12},
{"nv21", IMGFMT_NV21},
{"bgr24", IMGFMT_BGR24},
{"bgr32", IMGFMT_BGR32},
{"bgr16", IMGFMT_BGR16},
{"bgr15", IMGFMT_BGR15},
{"bgr12", IMGFMT_BGR12},
{"bgr8", IMGFMT_BGR8},
{"bgr4", IMGFMT_BGR4},
{"bg4b", IMGFMT_BG4B},
{"bgr1", IMGFMT_BGR1},
{"rgb48be", IMGFMT_RGB48BE},
{"rgb48le", IMGFMT_RGB48LE},
{"rgb48ne", IMGFMT_RGB48NE},
{"rgb24", IMGFMT_RGB24},
{"rgb32", IMGFMT_RGB32},
{"rgb16", IMGFMT_RGB16},
{"rgb15", IMGFMT_RGB15},
{"rgb12", IMGFMT_RGB12},
{"rgb8", IMGFMT_RGB8},
{"rgb4", IMGFMT_RGB4},
{"rg4b", IMGFMT_RG4B},
{"rgb1", IMGFMT_RGB1},
{"rgba", IMGFMT_RGBA},
{"argb", IMGFMT_ARGB},
{"bgra", IMGFMT_BGRA},
{"abgr", IMGFMT_ABGR},
{"bgr0", IMGFMT_BGR0},
{"gbrp", IMGFMT_GBRP},
{"mjpeg", IMGFMT_MJPEG},
{"mjpg", IMGFMT_MJPEG},
{"vdpau_h264", IMGFMT_VDPAU_H264},
{"vdpau_mpeg1", IMGFMT_VDPAU_MPEG1},
{"vdpau_mpeg2", IMGFMT_VDPAU_MPEG2},
{"vdpau_mpeg4", IMGFMT_VDPAU_MPEG4},
{"vdpau_wmv3", IMGFMT_VDPAU_WMV3},
{"vdpau_vc1", IMGFMT_VDPAU_VC1},
{0}
};
unsigned int mp_imgfmt_from_name(bstr name, bool allow_hwaccel)
{
if (bstr_startswith0(name, "0x")) {
bstr rest;
unsigned int fmt = bstrtoll(name, &rest, 16);
if (rest.len == 0)
return fmt;
}
for(struct mp_imgfmt_entry *p = mp_imgfmt_list; p->name; ++p) {
if(!bstrcasecmp0(name, p->name)) {
if (!allow_hwaccel && IMGFMT_IS_HWACCEL(p->fmt))
return 0;
return p->fmt;
}
}
return 0;
}
const char *mp_imgfmt_to_name(unsigned int fmt)
{
struct mp_imgfmt_entry *p = mp_imgfmt_list;
for(; p->name; ++p) {
if(p->fmt == fmt)
return p->name;
}
return NULL;
}
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