0,0 → 1,233 |
/* |
* 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 "img_format.h" |
#include "stdio.h" |
#include "libavutil/bswap.h" |
|
const char *ff_vo_format_name(int format) |
{ |
static char unknown_format[20]; |
switch(format) |
{ |
case IMGFMT_RGB1: return "RGB 1-bit"; |
case IMGFMT_RGB4: return "RGB 4-bit"; |
case IMGFMT_RG4B: return "RGB 4-bit per byte"; |
case IMGFMT_RGB8: return "RGB 8-bit"; |
case IMGFMT_RGB12: return "RGB 12-bit"; |
case IMGFMT_RGB15: return "RGB 15-bit"; |
case IMGFMT_RGB16: return "RGB 16-bit"; |
case IMGFMT_RGB24: return "RGB 24-bit"; |
// case IMGFMT_RGB32: return "RGB 32-bit"; |
case IMGFMT_RGB48LE: return "RGB 48-bit LE"; |
case IMGFMT_RGB48BE: return "RGB 48-bit BE"; |
case IMGFMT_RGB64LE: return "RGB 64-bit LE"; |
case IMGFMT_RGB64BE: return "RGB 64-bit BE"; |
case IMGFMT_BGR1: return "BGR 1-bit"; |
case IMGFMT_BGR4: return "BGR 4-bit"; |
case IMGFMT_BG4B: return "BGR 4-bit per byte"; |
case IMGFMT_BGR8: return "BGR 8-bit"; |
case IMGFMT_BGR12: return "BGR 12-bit"; |
case IMGFMT_BGR15: return "BGR 15-bit"; |
case IMGFMT_BGR16: return "BGR 16-bit"; |
case IMGFMT_BGR24: return "BGR 24-bit"; |
// case IMGFMT_BGR32: return "BGR 32-bit"; |
case IMGFMT_ABGR: return "ABGR"; |
case IMGFMT_BGRA: return "BGRA"; |
case IMGFMT_ARGB: return "ARGB"; |
case IMGFMT_RGBA: return "RGBA"; |
case IMGFMT_GBR24P: return "Planar GBR 24-bit"; |
case IMGFMT_GBR12P: return "Planar GBR 36-bit"; |
case IMGFMT_GBR14P: return "Planar GBR 42-bit"; |
case IMGFMT_YVU9: return "Planar YVU9"; |
case IMGFMT_IF09: return "Planar IF09"; |
case IMGFMT_YV12: return "Planar YV12"; |
case IMGFMT_I420: return "Planar I420"; |
case IMGFMT_IYUV: return "Planar IYUV"; |
case IMGFMT_CLPL: return "Planar CLPL"; |
case IMGFMT_Y800: return "Planar Y800"; |
case IMGFMT_Y8: return "Planar Y8"; |
case IMGFMT_Y8A: return "Planar Y8 with alpha"; |
case IMGFMT_Y16_LE: return "Planar Y16 little-endian"; |
case IMGFMT_Y16_BE: return "Planar Y16 big-endian"; |
case IMGFMT_420P16_LE: return "Planar 420P 16-bit little-endian"; |
case IMGFMT_420P16_BE: return "Planar 420P 16-bit big-endian"; |
case IMGFMT_420P14_LE: return "Planar 420P 14-bit little-endian"; |
case IMGFMT_420P14_BE: return "Planar 420P 14-bit big-endian"; |
case IMGFMT_420P12_LE: return "Planar 420P 12-bit little-endian"; |
case IMGFMT_420P12_BE: return "Planar 420P 12-bit big-endian"; |
case IMGFMT_420P10_LE: return "Planar 420P 10-bit little-endian"; |
case IMGFMT_420P10_BE: return "Planar 420P 10-bit big-endian"; |
case IMGFMT_420P9_LE: return "Planar 420P 9-bit little-endian"; |
case IMGFMT_420P9_BE: return "Planar 420P 9-bit big-endian"; |
case IMGFMT_422P16_LE: return "Planar 422P 16-bit little-endian"; |
case IMGFMT_422P16_BE: return "Planar 422P 16-bit big-endian"; |
case IMGFMT_422P14_LE: return "Planar 422P 14-bit little-endian"; |
case IMGFMT_422P14_BE: return "Planar 422P 14-bit big-endian"; |
case IMGFMT_422P12_LE: return "Planar 422P 12-bit little-endian"; |
case IMGFMT_422P12_BE: return "Planar 422P 12-bit big-endian"; |
case IMGFMT_422P10_LE: return "Planar 422P 10-bit little-endian"; |
case IMGFMT_422P10_BE: return "Planar 422P 10-bit big-endian"; |
case IMGFMT_422P9_LE: return "Planar 422P 9-bit little-endian"; |
case IMGFMT_422P9_BE: return "Planar 422P 9-bit big-endian"; |
case IMGFMT_444P16_LE: return "Planar 444P 16-bit little-endian"; |
case IMGFMT_444P16_BE: return "Planar 444P 16-bit big-endian"; |
case IMGFMT_444P14_LE: return "Planar 444P 14-bit little-endian"; |
case IMGFMT_444P14_BE: return "Planar 444P 14-bit big-endian"; |
case IMGFMT_444P12_LE: return "Planar 444P 12-bit little-endian"; |
case IMGFMT_444P12_BE: return "Planar 444P 12-bit big-endian"; |
case IMGFMT_444P10_LE: return "Planar 444P 10-bit little-endian"; |
case IMGFMT_444P10_BE: return "Planar 444P 10-bit big-endian"; |
case IMGFMT_444P9_LE: return "Planar 444P 9-bit little-endian"; |
case IMGFMT_444P9_BE: return "Planar 444P 9-bit big-endian"; |
case IMGFMT_420A: return "Planar 420P with alpha"; |
case IMGFMT_444P: return "Planar 444P"; |
case IMGFMT_444A: return "Planar 444P with alpha"; |
case IMGFMT_422P: return "Planar 422P"; |
case IMGFMT_422A: return "Planar 422P with alpha"; |
case IMGFMT_411P: return "Planar 411P"; |
case IMGFMT_NV12: return "Planar NV12"; |
case IMGFMT_NV21: return "Planar NV21"; |
case IMGFMT_HM12: return "Planar NV12 Macroblock"; |
case IMGFMT_IUYV: return "Packed IUYV"; |
case IMGFMT_IY41: return "Packed IY41"; |
case IMGFMT_IYU1: return "Packed IYU1"; |
case IMGFMT_IYU2: return "Packed IYU2"; |
case IMGFMT_UYVY: return "Packed UYVY"; |
case IMGFMT_UYNV: return "Packed UYNV"; |
case IMGFMT_cyuv: return "Packed CYUV"; |
case IMGFMT_Y422: return "Packed Y422"; |
case IMGFMT_YUY2: return "Packed YUY2"; |
case IMGFMT_YUNV: return "Packed YUNV"; |
case IMGFMT_YVYU: return "Packed YVYU"; |
case IMGFMT_Y41P: return "Packed Y41P"; |
case IMGFMT_Y211: return "Packed Y211"; |
case IMGFMT_Y41T: return "Packed Y41T"; |
case IMGFMT_Y42T: return "Packed Y42T"; |
case IMGFMT_V422: return "Packed V422"; |
case IMGFMT_V655: return "Packed V655"; |
case IMGFMT_CLJR: return "Packed CLJR"; |
case IMGFMT_YUVP: return "Packed YUVP"; |
case IMGFMT_UYVP: return "Packed UYVP"; |
case IMGFMT_MPEGPES: return "Mpeg PES"; |
case IMGFMT_ZRMJPEGNI: return "Zoran MJPEG non-interlaced"; |
case IMGFMT_ZRMJPEGIT: return "Zoran MJPEG top field first"; |
case IMGFMT_ZRMJPEGIB: return "Zoran MJPEG bottom field first"; |
case IMGFMT_XVMC_MOCO_MPEG2: return "MPEG1/2 Motion Compensation"; |
case IMGFMT_XVMC_IDCT_MPEG2: return "MPEG1/2 Motion Compensation and IDCT"; |
case IMGFMT_VDPAU_MPEG1: return "MPEG1 VDPAU acceleration"; |
case IMGFMT_VDPAU_MPEG2: return "MPEG2 VDPAU acceleration"; |
case IMGFMT_VDPAU_H264: return "H.264 VDPAU acceleration"; |
case IMGFMT_VDPAU_MPEG4: return "MPEG-4 Part 2 VDPAU acceleration"; |
case IMGFMT_VDPAU_WMV3: return "WMV3 VDPAU acceleration"; |
case IMGFMT_VDPAU_VC1: return "VC1 VDPAU acceleration"; |
} |
snprintf(unknown_format,20,"Unknown 0x%04x",format); |
return unknown_format; |
} |
|
int ff_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 = av_bswap32(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_444A: |
xs = 0; |
ys = 0; |
break; |
case IMGFMT_422A: |
xs = 1; |
ys = 0; |
break; |
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 || format == IMGFMT_422A || format == IMGFMT_444A) |
bpp += 8; |
bpp *= (bits + 7) >> 3; |
return err ? 0 : bpp; |
} |