mirror of https://github.com/mpv-player/mpv
191 lines
6.6 KiB
C
191 lines
6.6 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "img_format.h"
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#include "stdio.h"
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const char *vo_format_name(int format)
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{
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static char unknown_format[20];
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switch(format)
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{
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case IMGFMT_RGB1: return "RGB 1-bit";
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case IMGFMT_RGB4: return "RGB 4-bit";
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case IMGFMT_RG4B: return "RGB 4-bit per byte";
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case IMGFMT_RGB8: return "RGB 8-bit";
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case IMGFMT_RGB12: return "RGB 12-bit";
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case IMGFMT_RGB15: return "RGB 15-bit";
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case IMGFMT_RGB16: return "RGB 16-bit";
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case IMGFMT_RGB24: return "RGB 24-bit";
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// case IMGFMT_RGB32: return "RGB 32-bit";
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case IMGFMT_RGB48LE: return "RGB 48-bit LE";
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case IMGFMT_RGB48BE: return "RGB 48-bit BE";
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case IMGFMT_BGR1: return "BGR 1-bit";
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case IMGFMT_BGR4: return "BGR 4-bit";
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case IMGFMT_BG4B: return "BGR 4-bit per byte";
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case IMGFMT_BGR8: return "BGR 8-bit";
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case IMGFMT_BGR12: return "BGR 12-bit";
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case IMGFMT_BGR15: return "BGR 15-bit";
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case IMGFMT_BGR16: return "BGR 16-bit";
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case IMGFMT_BGR24: return "BGR 24-bit";
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// case IMGFMT_BGR32: return "BGR 32-bit";
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case IMGFMT_ABGR: return "ABGR";
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case IMGFMT_BGRA: return "BGRA";
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case IMGFMT_ARGB: return "ARGB";
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case IMGFMT_RGBA: return "RGBA";
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case IMGFMT_YVU9: return "Planar YVU9";
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case IMGFMT_IF09: return "Planar IF09";
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case IMGFMT_YV12: return "Planar YV12";
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case IMGFMT_I420: return "Planar I420";
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case IMGFMT_IYUV: return "Planar IYUV";
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case IMGFMT_CLPL: return "Planar CLPL";
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case IMGFMT_Y800: return "Planar Y800";
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case IMGFMT_Y8: return "Planar Y8";
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case IMGFMT_420P16_LE: return "Planar 420P 16-bit little-endian";
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case IMGFMT_420P16_BE: return "Planar 420P 16-bit big-endian";
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case IMGFMT_420P10_LE: return "Planar 420P 10-bit little-endian";
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case IMGFMT_420P10_BE: return "Planar 420P 10-bit big-endian";
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case IMGFMT_420P9_LE: return "Planar 420P 9-bit little-endian";
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case IMGFMT_420P9_BE: return "Planar 420P 9-bit big-endian";
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case IMGFMT_422P16_LE: return "Planar 422P 16-bit little-endian";
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case IMGFMT_422P16_BE: return "Planar 422P 16-bit big-endian";
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case IMGFMT_422P10_LE: return "Planar 422P 10-bit little-endian";
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case IMGFMT_422P10_BE: return "Planar 422P 10-bit big-endian";
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case IMGFMT_444P16_LE: return "Planar 444P 16-bit little-endian";
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case IMGFMT_444P16_BE: return "Planar 444P 16-bit big-endian";
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case IMGFMT_444P10_LE: return "Planar 444P 10-bit little-endian";
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case IMGFMT_444P10_BE: return "Planar 444P 10-bit big-endian";
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case IMGFMT_444P9_LE: return "Planar 444P 9-bit little-endian";
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case IMGFMT_444P9_BE: return "Planar 444P 9-bit big-endian";
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case IMGFMT_420A: return "Planar 420P with alpha";
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case IMGFMT_444P: return "Planar 444P";
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case IMGFMT_422P: return "Planar 422P";
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case IMGFMT_411P: return "Planar 411P";
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case IMGFMT_NV12: return "Planar NV12";
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case IMGFMT_NV21: return "Planar NV21";
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case IMGFMT_HM12: return "Planar NV12 Macroblock";
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case IMGFMT_IUYV: return "Packed IUYV";
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case IMGFMT_IY41: return "Packed IY41";
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case IMGFMT_IYU1: return "Packed IYU1";
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case IMGFMT_IYU2: return "Packed IYU2";
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case IMGFMT_UYVY: return "Packed UYVY";
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case IMGFMT_UYNV: return "Packed UYNV";
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case IMGFMT_cyuv: return "Packed CYUV";
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case IMGFMT_Y422: return "Packed Y422";
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case IMGFMT_YUY2: return "Packed YUY2";
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case IMGFMT_YUNV: return "Packed YUNV";
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case IMGFMT_YVYU: return "Packed YVYU";
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case IMGFMT_Y41P: return "Packed Y41P";
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case IMGFMT_Y211: return "Packed Y211";
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case IMGFMT_Y41T: return "Packed Y41T";
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case IMGFMT_Y42T: return "Packed Y42T";
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case IMGFMT_V422: return "Packed V422";
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case IMGFMT_V655: return "Packed V655";
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case IMGFMT_CLJR: return "Packed CLJR";
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case IMGFMT_YUVP: return "Packed YUVP";
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case IMGFMT_UYVP: return "Packed UYVP";
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case IMGFMT_MPEGPES: return "Mpeg PES";
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case IMGFMT_ZRMJPEGNI: return "Zoran MJPEG non-interlaced";
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case IMGFMT_ZRMJPEGIT: return "Zoran MJPEG top field first";
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case IMGFMT_ZRMJPEGIB: return "Zoran MJPEG bottom field first";
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case IMGFMT_XVMC_MOCO_MPEG2: return "MPEG1/2 Motion Compensation";
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case IMGFMT_XVMC_IDCT_MPEG2: return "MPEG1/2 Motion Compensation and IDCT";
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case IMGFMT_VDPAU_MPEG1: return "MPEG1 VDPAU acceleration";
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case IMGFMT_VDPAU_MPEG2: return "MPEG2 VDPAU acceleration";
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case IMGFMT_VDPAU_H264: return "H.264 VDPAU acceleration";
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case IMGFMT_VDPAU_MPEG4: return "MPEG-4 Part 2 VDPAU acceleration";
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case IMGFMT_VDPAU_WMV3: return "WMV3 VDPAU acceleration";
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case IMGFMT_VDPAU_VC1: return "VC1 VDPAU acceleration";
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}
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snprintf(unknown_format,20,"Unknown 0x%04x",format);
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return unknown_format;
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}
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int mp_get_chroma_shift(int format, int *x_shift, int *y_shift)
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{
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int xs = 0, ys = 0;
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int bpp;
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int bpp_factor = 1;
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int err = 0;
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switch (format) {
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case IMGFMT_420P16_LE:
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case IMGFMT_420P16_BE:
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case IMGFMT_420P10_LE:
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case IMGFMT_420P10_BE:
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case IMGFMT_420P9_LE:
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case IMGFMT_420P9_BE:
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bpp_factor = 2;
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case IMGFMT_420A:
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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case IMGFMT_YV12:
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xs = 1;
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ys = 1;
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break;
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case IMGFMT_IF09:
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case IMGFMT_YVU9:
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xs = 2;
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ys = 2;
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break;
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case IMGFMT_444P16_LE:
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case IMGFMT_444P16_BE:
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case IMGFMT_444P10_LE:
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case IMGFMT_444P10_BE:
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case IMGFMT_444P9_LE:
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case IMGFMT_444P9_BE:
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bpp_factor = 2;
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case IMGFMT_444P:
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xs = 0;
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ys = 0;
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break;
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case IMGFMT_422P16_LE:
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case IMGFMT_422P16_BE:
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case IMGFMT_422P10_LE:
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case IMGFMT_422P10_BE:
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bpp_factor = 2;
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case IMGFMT_422P:
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xs = 1;
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ys = 0;
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break;
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case IMGFMT_411P:
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xs = 2;
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ys = 0;
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break;
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case IMGFMT_440P:
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xs = 0;
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ys = 1;
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break;
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case IMGFMT_Y8:
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case IMGFMT_Y800:
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xs = 31;
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ys = 31;
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break;
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default:
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err = 1;
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break;
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}
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if (x_shift) *x_shift = xs;
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if (y_shift) *y_shift = ys;
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bpp = 8 + ((16 >> xs) >> ys);
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if (format == IMGFMT_420A)
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bpp += 8;
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bpp *= bpp_factor;
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return err ? 0 : bpp;
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}
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