diff options
Diffstat (limited to 'libavfilter/libmpcodecs/img_format.c')
| -rw-r--r-- | libavfilter/libmpcodecs/img_format.c | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/libavfilter/libmpcodecs/img_format.c b/libavfilter/libmpcodecs/img_format.c new file mode 100644 index 0000000000..61bf898801 --- /dev/null +++ b/libavfilter/libmpcodecs/img_format.c @@ -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; +} |