FFmpeg: libavutil/pixdesc.c Source File

00001 /*
00002  * pixel format descriptor
00003  * Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #include <stdio.h>
00023 #include <string.h>
00024 #include "pixfmt.h"
00025 #include "pixdesc.h"
00026 
00027 #include "intreadwrite.h"
00028 
00029 void av_read_image_line(uint16_t *dst,
00030                         const uint8_t *data[4], const int linesize[4],
00031                         const AVPixFmtDescriptor *desc,
00032                         int x, int y, int c, int w,
00033                         int read_pal_component)
00034 {
00035     AVComponentDescriptor comp = desc->comp[c];
00036     int plane = comp.plane;
00037     int depth = comp.depth_minus1 + 1;
00038     int mask  = (1 << depth) - 1;
00039     int shift = comp.shift;
00040     int step  = comp.step_minus1 + 1;
00041     int flags = desc->flags;
00042 
00043     if (flags & PIX_FMT_BITSTREAM) {
00044         int skip = x * step + comp.offset_plus1 - 1;
00045         const uint8_t *p = data[plane] + y * linesize[plane] + (skip >> 3);
00046         int shift = 8 - depth - (skip & 7);
00047 
00048         while (w--) {
00049             int val = (*p >> shift) & mask;
00050             if (read_pal_component)
00051                 val = data[1][4*val + c];
00052             shift -= step;
00053             p -= shift >> 3;
00054             shift &= 7;
00055             *dst++ = val;
00056         }
00057     } else {
00058         const uint8_t *p = data[plane] + y * linesize[plane] +
00059                            x * step + comp.offset_plus1 - 1;
00060         int is_8bit = shift + depth <= 8;
00061 
00062         if (is_8bit)
00063             p += !!(flags & PIX_FMT_BE);
00064 
00065         while (w--) {
00066             int val = is_8bit ? *p :
00067                 flags & PIX_FMT_BE ? AV_RB16(p) : AV_RL16(p);
00068             val = (val >> shift) & mask;
00069             if (read_pal_component)
00070                 val = data[1][4 * val + c];
00071             p += step;
00072             *dst++ = val;
00073         }
00074     }
00075 }
00076 
00077 void av_write_image_line(const uint16_t *src,
00078                          uint8_t *data[4], const int linesize[4],
00079                          const AVPixFmtDescriptor *desc,
00080                          int x, int y, int c, int w)
00081 {
00082     AVComponentDescriptor comp = desc->comp[c];
00083     int plane = comp.plane;
00084     int depth = comp.depth_minus1 + 1;
00085     int step  = comp.step_minus1 + 1;
00086     int flags = desc->flags;
00087 
00088     if (flags & PIX_FMT_BITSTREAM) {
00089         int skip = x * step + comp.offset_plus1 - 1;
00090         uint8_t *p = data[plane] + y * linesize[plane] + (skip >> 3);
00091         int shift = 8 - depth - (skip & 7);
00092 
00093         while (w--) {
00094             *p |= *src++ << shift;
00095             shift -= step;
00096             p -= shift >> 3;
00097             shift &= 7;
00098         }
00099     } else {
00100         int shift = comp.shift;
00101         uint8_t *p = data[plane] + y * linesize[plane] +
00102                      x * step + comp.offset_plus1 - 1;
00103 
00104         if (shift + depth <= 8) {
00105             p += !!(flags & PIX_FMT_BE);
00106             while (w--) {
00107                 *p |= (*src++ << shift);
00108                 p += step;
00109             }
00110         } else {
00111             while (w--) {
00112                 if (flags & PIX_FMT_BE) {
00113                     uint16_t val = AV_RB16(p) | (*src++ << shift);
00114                     AV_WB16(p, val);
00115                 } else {
00116                     uint16_t val = AV_RL16(p) | (*src++ << shift);
00117                     AV_WL16(p, val);
00118                 }
00119                 p += step;
00120             }
00121         }
00122     }
00123 }
00124 
00125 const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
00126     [PIX_FMT_YUV420P] = {
00127         .name = "yuv420p",
00128         .nb_components = 3,
00129         .log2_chroma_w = 1,
00130         .log2_chroma_h = 1,
00131         .comp = {
00132             { 0, 0, 1, 0, 7 },        /* Y */
00133             { 1, 0, 1, 0, 7 },        /* U */
00134             { 2, 0, 1, 0, 7 },        /* V */
00135         },
00136         .flags = PIX_FMT_PLANAR,
00137     },
00138     [PIX_FMT_YUYV422] = {
00139         .name = "yuyv422",
00140         .nb_components = 3,
00141         .log2_chroma_w = 1,
00142         .log2_chroma_h = 0,
00143         .comp = {
00144             { 0, 1, 1, 0, 7 },        /* Y */
00145             { 0, 3, 2, 0, 7 },        /* U */
00146             { 0, 3, 4, 0, 7 },        /* V */
00147         },
00148     },
00149     [PIX_FMT_RGB24] = {
00150         .name = "rgb24",
00151         .nb_components = 3,
00152         .log2_chroma_w = 0,
00153         .log2_chroma_h = 0,
00154         .comp = {
00155             { 0, 2, 1, 0, 7 },        /* R */
00156             { 0, 2, 2, 0, 7 },        /* G */
00157             { 0, 2, 3, 0, 7 },        /* B */
00158         },
00159         .flags = PIX_FMT_RGB,
00160     },
00161     [PIX_FMT_BGR24] = {
00162         .name = "bgr24",
00163         .nb_components = 3,
00164         .log2_chroma_w = 0,
00165         .log2_chroma_h = 0,
00166         .comp = {
00167             { 0, 2, 3, 0, 7 },        /* R */
00168             { 0, 2, 2, 0, 7 },        /* G */
00169             { 0, 2, 1, 0, 7 },        /* B */
00170         },
00171         .flags = PIX_FMT_RGB,
00172     },
00173     [PIX_FMT_YUV422P] = {
00174         .name = "yuv422p",
00175         .nb_components = 3,
00176         .log2_chroma_w = 1,
00177         .log2_chroma_h = 0,
00178         .comp = {
00179             { 0, 0, 1, 0, 7 },        /* Y */
00180             { 1, 0, 1, 0, 7 },        /* U */
00181             { 2, 0, 1, 0, 7 },        /* V */
00182         },
00183         .flags = PIX_FMT_PLANAR,
00184     },
00185     [PIX_FMT_YUV444P] = {
00186         .name = "yuv444p",
00187         .nb_components = 3,
00188         .log2_chroma_w = 0,
00189         .log2_chroma_h = 0,
00190         .comp = {
00191             { 0, 0, 1, 0, 7 },        /* Y */
00192             { 1, 0, 1, 0, 7 },        /* U */
00193             { 2, 0, 1, 0, 7 },        /* V */
00194         },
00195         .flags = PIX_FMT_PLANAR,
00196     },
00197     [PIX_FMT_YUV410P] = {
00198         .name = "yuv410p",
00199         .nb_components = 3,
00200         .log2_chroma_w = 2,
00201         .log2_chroma_h = 2,
00202         .comp = {
00203             { 0, 0, 1, 0, 7 },        /* Y */
00204             { 1, 0, 1, 0, 7 },        /* U */
00205             { 2, 0, 1, 0, 7 },        /* V */
00206         },
00207         .flags = PIX_FMT_PLANAR,
00208     },
00209     [PIX_FMT_YUV411P] = {
00210         .name = "yuv411p",
00211         .nb_components = 3,
00212         .log2_chroma_w = 2,
00213         .log2_chroma_h = 0,
00214         .comp = {
00215             { 0, 0, 1, 0, 7 },        /* Y */
00216             { 1, 0, 1, 0, 7 },        /* U */
00217             { 2, 0, 1, 0, 7 },        /* V */
00218         },
00219         .flags = PIX_FMT_PLANAR,
00220     },
00221     [PIX_FMT_GRAY8] = {
00222         .name = "gray",
00223         .nb_components = 1,
00224         .log2_chroma_w = 0,
00225         .log2_chroma_h = 0,
00226         .comp = {
00227             { 0, 0, 1, 0, 7 },        /* Y */
00228         },
00229         .flags = PIX_FMT_PSEUDOPAL,
00230     },
00231     [PIX_FMT_MONOWHITE] = {
00232         .name = "monow",
00233         .nb_components = 1,
00234         .log2_chroma_w = 0,
00235         .log2_chroma_h = 0,
00236         .comp = {
00237             { 0, 0, 1, 0, 0 },        /* Y */
00238         },
00239         .flags = PIX_FMT_BITSTREAM,
00240     },
00241     [PIX_FMT_MONOBLACK] = {
00242         .name = "monob",
00243         .nb_components = 1,
00244         .log2_chroma_w = 0,
00245         .log2_chroma_h = 0,
00246         .comp = {
00247             { 0, 0, 1, 7, 0 },        /* Y */
00248         },
00249         .flags = PIX_FMT_BITSTREAM,
00250     },
00251     [PIX_FMT_PAL8] = {
00252         .name = "pal8",
00253         .nb_components = 1,
00254         .log2_chroma_w = 0,
00255         .log2_chroma_h = 0,
00256         .comp = {
00257             { 0, 0, 1, 0, 7 },
00258         },
00259         .flags = PIX_FMT_PAL,
00260     },
00261     [PIX_FMT_YUVJ420P] = {
00262         .name = "yuvj420p",
00263         .nb_components = 3,
00264         .log2_chroma_w = 1,
00265         .log2_chroma_h = 1,
00266         .comp = {
00267             { 0, 0, 1, 0, 7 },        /* Y */
00268             { 1, 0, 1, 0, 7 },        /* U */
00269             { 2, 0, 1, 0, 7 },        /* V */
00270         },
00271         .flags = PIX_FMT_PLANAR,
00272     },
00273     [PIX_FMT_YUVJ422P] = {
00274         .name = "yuvj422p",
00275         .nb_components = 3,
00276         .log2_chroma_w = 1,
00277         .log2_chroma_h = 0,
00278         .comp = {
00279             { 0, 0, 1, 0, 7 },        /* Y */
00280             { 1, 0, 1, 0, 7 },        /* U */
00281             { 2, 0, 1, 0, 7 },        /* V */
00282         },
00283         .flags = PIX_FMT_PLANAR,
00284     },
00285     [PIX_FMT_YUVJ444P] = {
00286         .name = "yuvj444p",
00287         .nb_components = 3,
00288         .log2_chroma_w = 0,
00289         .log2_chroma_h = 0,
00290         .comp = {
00291             { 0, 0, 1, 0, 7 },        /* Y */
00292             { 1, 0, 1, 0, 7 },        /* U */
00293             { 2, 0, 1, 0, 7 },        /* V */
00294         },
00295         .flags = PIX_FMT_PLANAR,
00296     },
00297     [PIX_FMT_XVMC_MPEG2_MC] = {
00298         .name = "xvmcmc",
00299         .flags = PIX_FMT_HWACCEL,
00300     },
00301     [PIX_FMT_XVMC_MPEG2_IDCT] = {
00302         .name = "xvmcidct",
00303         .flags = PIX_FMT_HWACCEL,
00304     },
00305     [PIX_FMT_UYVY422] = {
00306         .name = "uyvy422",
00307         .nb_components = 3,
00308         .log2_chroma_w = 1,
00309         .log2_chroma_h = 0,
00310         .comp = {
00311             { 0, 1, 2, 0, 7 },        /* Y */
00312             { 0, 3, 1, 0, 7 },        /* U */
00313             { 0, 3, 3, 0, 7 },        /* V */
00314         },
00315     },
00316     [PIX_FMT_UYYVYY411] = {
00317         .name = "uyyvyy411",
00318         .nb_components = 3,
00319         .log2_chroma_w = 2,
00320         .log2_chroma_h = 0,
00321         .comp = {
00322             { 0, 3, 2, 0, 7 },        /* Y */
00323             { 0, 5, 1, 0, 7 },        /* U */
00324             { 0, 5, 4, 0, 7 },        /* V */
00325         },
00326     },
00327     [PIX_FMT_BGR8] = {
00328         .name = "bgr8",
00329         .nb_components = 3,
00330         .log2_chroma_w = 0,
00331         .log2_chroma_h = 0,
00332         .comp = {
00333             { 0, 0, 1, 0, 2 },        /* R */
00334             { 0, 0, 1, 3, 2 },        /* G */
00335             { 0, 0, 1, 6, 1 },        /* B */
00336         },
00337         .flags = PIX_FMT_RGB | PIX_FMT_PSEUDOPAL,
00338     },
00339     [PIX_FMT_BGR4] = {
00340         .name = "bgr4",
00341         .nb_components = 3,
00342         .log2_chroma_w = 0,
00343         .log2_chroma_h = 0,
00344         .comp = {
00345             { 0, 3, 4, 0, 0 },        /* R */
00346             { 0, 3, 2, 0, 1 },        /* G */
00347             { 0, 3, 1, 0, 0 },        /* B */
00348         },
00349         .flags = PIX_FMT_BITSTREAM | PIX_FMT_RGB,
00350     },
00351     [PIX_FMT_BGR4_BYTE] = {
00352         .name = "bgr4_byte",
00353         .nb_components = 3,
00354         .log2_chroma_w = 0,
00355         .log2_chroma_h = 0,
00356         .comp = {
00357             { 0, 0, 1, 0, 0 },        /* R */
00358             { 0, 0, 1, 1, 1 },        /* G */
00359             { 0, 0, 1, 3, 0 },        /* B */
00360         },
00361         .flags = PIX_FMT_RGB | PIX_FMT_PSEUDOPAL,
00362     },
00363     [PIX_FMT_RGB8] = {
00364         .name = "rgb8",
00365         .nb_components = 3,
00366         .log2_chroma_w = 0,
00367         .log2_chroma_h = 0,
00368         .comp = {
00369             { 0, 0, 1, 6, 1 },        /* R */
00370             { 0, 0, 1, 3, 2 },        /* G */
00371             { 0, 0, 1, 0, 2 },        /* B */
00372         },
00373         .flags = PIX_FMT_RGB | PIX_FMT_PSEUDOPAL,
00374     },
00375     [PIX_FMT_RGB4] = {
00376         .name = "rgb4",
00377         .nb_components = 3,
00378         .log2_chroma_w = 0,
00379         .log2_chroma_h = 0,
00380         .comp = {
00381             { 0, 3, 1, 0, 0 },        /* R */
00382             { 0, 3, 2, 0, 1 },        /* G */
00383             { 0, 3, 4, 0, 0 },        /* B */
00384         },
00385         .flags = PIX_FMT_BITSTREAM | PIX_FMT_RGB,
00386     },
00387     [PIX_FMT_RGB4_BYTE] = {
00388         .name = "rgb4_byte",
00389         .nb_components = 3,
00390         .log2_chroma_w = 0,
00391         .log2_chroma_h = 0,
00392         .comp = {
00393             { 0, 0, 1, 3, 0 },        /* R */
00394             { 0, 0, 1, 1, 1 },        /* G */
00395             { 0, 0, 1, 0, 0 },        /* B */
00396         },
00397         .flags = PIX_FMT_RGB | PIX_FMT_PSEUDOPAL,
00398     },
00399     [PIX_FMT_NV12] = {
00400         .name = "nv12",
00401         .nb_components = 3,
00402         .log2_chroma_w = 1,
00403         .log2_chroma_h = 1,
00404         .comp = {
00405             { 0, 0, 1, 0, 7 },        /* Y */
00406             { 1, 1, 1, 0, 7 },        /* U */
00407             { 1, 1, 2, 0, 7 },        /* V */
00408         },
00409         .flags = PIX_FMT_PLANAR,
00410     },
00411     [PIX_FMT_NV21] = {
00412         .name = "nv21",
00413         .nb_components = 3,
00414         .log2_chroma_w = 1,
00415         .log2_chroma_h = 1,
00416         .comp = {
00417             { 0, 0, 1, 0, 7 },        /* Y */
00418             { 1, 1, 2, 0, 7 },        /* U */
00419             { 1, 1, 1, 0, 7 },        /* V */
00420         },
00421         .flags = PIX_FMT_PLANAR,
00422     },
00423     [PIX_FMT_ARGB] = {
00424         .name = "argb",
00425         .nb_components = 4,
00426         .log2_chroma_w = 0,
00427         .log2_chroma_h = 0,
00428         .comp = {
00429             { 0, 3, 2, 0, 7 },        /* R */
00430             { 0, 3, 3, 0, 7 },        /* G */
00431             { 0, 3, 4, 0, 7 },        /* B */
00432             { 0, 3, 1, 0, 7 },        /* A */
00433         },
00434         .flags = PIX_FMT_RGB,
00435     },
00436     [PIX_FMT_RGBA] = {
00437         .name = "rgba",
00438         .nb_components = 4,
00439         .log2_chroma_w = 0,
00440         .log2_chroma_h = 0,
00441         .comp = {
00442             { 0, 3, 1, 0, 7 },        /* R */
00443             { 0, 3, 2, 0, 7 },        /* G */
00444             { 0, 3, 3, 0, 7 },        /* B */
00445             { 0, 3, 4, 0, 7 },        /* A */
00446         },
00447         .flags = PIX_FMT_RGB,
00448     },
00449     [PIX_FMT_ABGR] = {
00450         .name = "abgr",
00451         .nb_components = 4,
00452         .log2_chroma_w = 0,
00453         .log2_chroma_h = 0,
00454         .comp = {
00455             { 0, 3, 4, 0, 7 },        /* R */
00456             { 0, 3, 3, 0, 7 },        /* G */
00457             { 0, 3, 2, 0, 7 },        /* B */
00458             { 0, 3, 1, 0, 7 },        /* A */
00459         },
00460         .flags = PIX_FMT_RGB,
00461     },
00462     [PIX_FMT_BGRA] = {
00463         .name = "bgra",
00464         .nb_components = 4,
00465         .log2_chroma_w = 0,
00466         .log2_chroma_h = 0,
00467         .comp = {
00468             { 0, 3, 3, 0, 7 },        /* R */
00469             { 0, 3, 2, 0, 7 },        /* G */
00470             { 0, 3, 1, 0, 7 },        /* B */
00471             { 0, 3, 4, 0, 7 },        /* A */
00472         },
00473         .flags = PIX_FMT_RGB,
00474     },
00475     [PIX_FMT_0RGB] = {
00476         .name = "0rgb",
00477         .nb_components= 3,
00478         .log2_chroma_w= 0,
00479         .log2_chroma_h= 0,
00480         .comp = {
00481             { 0, 3, 2, 0, 7 },        /* R */
00482             { 0, 3, 3, 0, 7 },        /* G */
00483             { 0, 3, 4, 0, 7 },        /* B */
00484         },
00485         .flags = PIX_FMT_RGB,
00486     },
00487     [PIX_FMT_RGB0] = {
00488         .name = "rgb0",
00489         .nb_components= 3,
00490         .log2_chroma_w= 0,
00491         .log2_chroma_h= 0,
00492         .comp = {
00493             { 0, 3, 1, 0, 7 },        /* R */
00494             { 0, 3, 2, 0, 7 },        /* G */
00495             { 0, 3, 3, 0, 7 },        /* B */
00496             { 0, 3, 4, 0, 7 },        /* A */
00497         },
00498         .flags = PIX_FMT_RGB,
00499     },
00500     [PIX_FMT_0BGR] = {
00501         .name = "0bgr",
00502         .nb_components= 3,
00503         .log2_chroma_w= 0,
00504         .log2_chroma_h= 0,
00505         .comp = {
00506             { 0, 3, 4, 0, 7 },        /* R */
00507             { 0, 3, 3, 0, 7 },        /* G */
00508             { 0, 3, 2, 0, 7 },        /* B */
00509         },
00510         .flags = PIX_FMT_RGB,
00511     },
00512     [PIX_FMT_BGR0] = {
00513         .name = "bgr0",
00514         .nb_components= 3,
00515         .log2_chroma_w= 0,
00516         .log2_chroma_h= 0,
00517         .comp = {
00518             { 0, 3, 3, 0, 7 },        /* R */
00519             { 0, 3, 2, 0, 7 },        /* G */
00520             { 0, 3, 1, 0, 7 },        /* B */
00521             { 0, 3, 4, 0, 7 },        /* A */
00522         },
00523         .flags = PIX_FMT_RGB,
00524     },
00525     [PIX_FMT_GRAY16BE] = {
00526         .name = "gray16be",
00527         .nb_components = 1,
00528         .log2_chroma_w = 0,
00529         .log2_chroma_h = 0,
00530         .comp = {
00531             { 0, 1, 1, 0, 15 },       /* Y */
00532         },
00533         .flags = PIX_FMT_BE,
00534     },
00535     [PIX_FMT_GRAY16LE] = {
00536         .name = "gray16le",
00537         .nb_components = 1,
00538         .log2_chroma_w = 0,
00539         .log2_chroma_h = 0,
00540         .comp = {
00541             { 0, 1, 1, 0, 15 },       /* Y */
00542         },
00543     },
00544     [PIX_FMT_YUV440P] = {
00545         .name = "yuv440p",
00546         .nb_components = 3,
00547         .log2_chroma_w = 0,
00548         .log2_chroma_h = 1,
00549         .comp = {
00550             { 0, 0, 1, 0, 7 },        /* Y */
00551             { 1, 0, 1, 0, 7 },        /* U */
00552             { 2, 0, 1, 0, 7 },        /* V */
00553         },
00554         .flags = PIX_FMT_PLANAR,
00555     },
00556     [PIX_FMT_YUVJ440P] = {
00557         .name = "yuvj440p",
00558         .nb_components = 3,
00559         .log2_chroma_w = 0,
00560         .log2_chroma_h = 1,
00561         .comp = {
00562             { 0, 0, 1, 0, 7 },        /* Y */
00563             { 1, 0, 1, 0, 7 },        /* U */
00564             { 2, 0, 1, 0, 7 },        /* V */
00565         },
00566         .flags = PIX_FMT_PLANAR,
00567     },
00568     [PIX_FMT_YUVA420P] = {
00569         .name = "yuva420p",
00570         .nb_components = 4,
00571         .log2_chroma_w = 1,
00572         .log2_chroma_h = 1,
00573         .comp = {
00574             { 0, 0, 1, 0, 7 },        /* Y */
00575             { 1, 0, 1, 0, 7 },        /* U */
00576             { 2, 0, 1, 0, 7 },        /* V */
00577             { 3, 0, 1, 0, 7 },        /* A */
00578         },
00579         .flags = PIX_FMT_PLANAR,
00580     },
00581     [PIX_FMT_YUVA422P] = {
00582         .name = "yuva422p",
00583         .nb_components = 4,
00584         .log2_chroma_w = 1,
00585         .log2_chroma_h = 0,
00586         .comp = {
00587             { 0, 0, 1, 0, 7 },        /* Y */
00588             { 1, 0, 1, 0, 7 },        /* U */
00589             { 2, 0, 1, 0, 7 },        /* V */
00590             { 3, 0, 1, 0, 7 },        /* A */
00591         },
00592         .flags = PIX_FMT_PLANAR,
00593     },
00594     [PIX_FMT_YUVA444P] = {
00595         .name = "yuva444p",
00596         .nb_components = 4,
00597         .log2_chroma_w = 0,
00598         .log2_chroma_h = 0,
00599         .comp = {
00600             { 0, 0, 1, 0, 7 },        /* Y */
00601             { 1, 0, 1, 0, 7 },        /* U */
00602             { 2, 0, 1, 0, 7 },        /* V */
00603             { 3, 0, 1, 0, 7 },        /* A */
00604         },
00605         .flags = PIX_FMT_PLANAR,
00606     },
00607     [PIX_FMT_VDPAU_H264] = {
00608         .name = "vdpau_h264",
00609         .log2_chroma_w = 1,
00610         .log2_chroma_h = 1,
00611         .flags = PIX_FMT_HWACCEL,
00612     },
00613     [PIX_FMT_VDPAU_MPEG1] = {
00614         .name = "vdpau_mpeg1",
00615         .log2_chroma_w = 1,
00616         .log2_chroma_h = 1,
00617         .flags = PIX_FMT_HWACCEL,
00618     },
00619     [PIX_FMT_VDPAU_MPEG2] = {
00620         .name = "vdpau_mpeg2",
00621         .log2_chroma_w = 1,
00622         .log2_chroma_h = 1,
00623         .flags = PIX_FMT_HWACCEL,
00624     },
00625     [PIX_FMT_VDPAU_WMV3] = {
00626         .name = "vdpau_wmv3",
00627         .log2_chroma_w = 1,
00628         .log2_chroma_h = 1,
00629         .flags = PIX_FMT_HWACCEL,
00630     },
00631     [PIX_FMT_VDPAU_VC1] = {
00632         .name = "vdpau_vc1",
00633         .log2_chroma_w = 1,
00634         .log2_chroma_h = 1,
00635         .flags = PIX_FMT_HWACCEL,
00636     },
00637     [PIX_FMT_VDPAU_MPEG4] = {
00638         .name = "vdpau_mpeg4",
00639         .log2_chroma_w = 1,
00640         .log2_chroma_h = 1,
00641         .flags = PIX_FMT_HWACCEL,
00642     },
00643     [PIX_FMT_RGB48BE] = {
00644         .name = "rgb48be",
00645         .nb_components = 3,
00646         .log2_chroma_w = 0,
00647         .log2_chroma_h = 0,
00648         .comp = {
00649             { 0, 5, 1, 0, 15 },       /* R */
00650             { 0, 5, 3, 0, 15 },       /* G */
00651             { 0, 5, 5, 0, 15 },       /* B */
00652         },
00653         .flags = PIX_FMT_RGB | PIX_FMT_BE,
00654     },
00655     [PIX_FMT_RGB48LE] = {
00656         .name = "rgb48le",
00657         .nb_components = 3,
00658         .log2_chroma_w = 0,
00659         .log2_chroma_h = 0,
00660         .comp = {
00661             { 0, 5, 1, 0, 15 },       /* R */
00662             { 0, 5, 3, 0, 15 },       /* G */
00663             { 0, 5, 5, 0, 15 },       /* B */
00664         },
00665         .flags = PIX_FMT_RGB,
00666     },
00667     [PIX_FMT_RGBA64BE] = {
00668         .name = "rgba64be",
00669         .nb_components= 4,
00670         .log2_chroma_w= 0,
00671         .log2_chroma_h= 0,
00672         .comp = {
00673             { 0, 7, 1, 0, 15 },       /* R */
00674             { 0, 7, 3, 0, 15 },       /* G */
00675             { 0, 7, 5, 0, 15 },       /* B */
00676             { 0, 7, 7, 0, 15 },       /* A */
00677         },
00678         .flags = PIX_FMT_RGB | PIX_FMT_BE,
00679     },
00680     [PIX_FMT_RGBA64LE] = {
00681         .name = "rgba64le",
00682         .nb_components= 4,
00683         .log2_chroma_w= 0,
00684         .log2_chroma_h= 0,
00685         .comp = {
00686             { 0, 7, 1, 0, 15 },       /* R */
00687             { 0, 7, 3, 0, 15 },       /* G */
00688             { 0, 7, 5, 0, 15 },       /* B */
00689             { 0, 7, 7, 0, 15 },       /* A */
00690         },
00691         .flags = PIX_FMT_RGB,
00692     },
00693     [PIX_FMT_RGB565BE] = {
00694         .name = "rgb565be",
00695         .nb_components = 3,
00696         .log2_chroma_w = 0,
00697         .log2_chroma_h = 0,
00698         .comp = {
00699             { 0, 1, 0, 3, 4 },        /* R */
00700             { 0, 1, 1, 5, 5 },        /* G */
00701             { 0, 1, 1, 0, 4 },        /* B */
00702         },
00703         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00704     },
00705     [PIX_FMT_RGB565LE] = {
00706         .name = "rgb565le",
00707         .nb_components = 3,
00708         .log2_chroma_w = 0,
00709         .log2_chroma_h = 0,
00710         .comp = {
00711             { 0, 1, 2, 3, 4 },        /* R */
00712             { 0, 1, 1, 5, 5 },        /* G */
00713             { 0, 1, 1, 0, 4 },        /* B */
00714         },
00715         .flags = PIX_FMT_RGB,
00716     },
00717     [PIX_FMT_RGB555BE] = {
00718         .name = "rgb555be",
00719         .nb_components = 3,
00720         .log2_chroma_w = 0,
00721         .log2_chroma_h = 0,
00722         .comp = {
00723             { 0, 1, 0, 2, 4 },        /* R */
00724             { 0, 1, 1, 5, 4 },        /* G */
00725             { 0, 1, 1, 0, 4 },        /* B */
00726         },
00727         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00728     },
00729     [PIX_FMT_RGB555LE] = {
00730         .name = "rgb555le",
00731         .nb_components = 3,
00732         .log2_chroma_w = 0,
00733         .log2_chroma_h = 0,
00734         .comp = {
00735             { 0, 1, 2, 2, 4 },        /* R */
00736             { 0, 1, 1, 5, 4 },        /* G */
00737             { 0, 1, 1, 0, 4 },        /* B */
00738         },
00739         .flags = PIX_FMT_RGB,
00740     },
00741     [PIX_FMT_RGB444BE] = {
00742         .name = "rgb444be",
00743         .nb_components = 3,
00744         .log2_chroma_w = 0,
00745         .log2_chroma_h = 0,
00746         .comp = {
00747             { 0, 1, 0, 0, 3 },        /* R */
00748             { 0, 1, 1, 4, 3 },        /* G */
00749             { 0, 1, 1, 0, 3 },        /* B */
00750         },
00751         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00752     },
00753     [PIX_FMT_RGB444LE] = {
00754         .name = "rgb444le",
00755         .nb_components = 3,
00756         .log2_chroma_w = 0,
00757         .log2_chroma_h = 0,
00758         .comp = {
00759             { 0, 1, 2, 0, 3 },        /* R */
00760             { 0, 1, 1, 4, 3 },        /* G */
00761             { 0, 1, 1, 0, 3 },        /* B */
00762         },
00763         .flags = PIX_FMT_RGB,
00764     },
00765     [PIX_FMT_BGR48BE] = {
00766         .name = "bgr48be",
00767         .nb_components = 3,
00768         .log2_chroma_w = 0,
00769         .log2_chroma_h = 0,
00770         .comp = {
00771             { 0, 5, 5, 0, 15 },       /* R */
00772             { 0, 5, 3, 0, 15 },       /* G */
00773             { 0, 5, 1, 0, 15 },       /* B */
00774         },
00775         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00776     },
00777     [PIX_FMT_BGR48LE] = {
00778         .name = "bgr48le",
00779         .nb_components = 3,
00780         .log2_chroma_w = 0,
00781         .log2_chroma_h = 0,
00782         .comp = {
00783             { 0, 5, 5, 0, 15 },       /* R */
00784             { 0, 5, 3, 0, 15 },       /* G */
00785             { 0, 5, 1, 0, 15 },       /* B */
00786         },
00787         .flags = PIX_FMT_RGB,
00788     },
00789     [PIX_FMT_BGRA64BE] = {
00790         .name = "bgra64be",
00791         .nb_components= 4,
00792         .log2_chroma_w= 0,
00793         .log2_chroma_h= 0,
00794         .comp = {
00795             { 0, 7, 5, 0, 15 },       /* R */
00796             { 0, 7, 3, 0, 15 },       /* G */
00797             { 0, 7, 1, 0, 15 },       /* B */
00798             { 0, 7, 7, 0, 15 },       /* A */
00799         },
00800         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00801     },
00802     [PIX_FMT_BGRA64LE] = {
00803         .name = "bgra64le",
00804         .nb_components= 4,
00805         .log2_chroma_w= 0,
00806         .log2_chroma_h= 0,
00807         .comp = {
00808             { 0, 7, 5, 0, 15 },       /* R */
00809             { 0, 7, 3, 0, 15 },       /* G */
00810             { 0, 7, 1, 0, 15 },       /* B */
00811             { 0, 7, 7, 0, 15 },       /* A */
00812         },
00813         .flags = PIX_FMT_RGB,
00814     },
00815     [PIX_FMT_BGR565BE] = {
00816         .name = "bgr565be",
00817         .nb_components = 3,
00818         .log2_chroma_w = 0,
00819         .log2_chroma_h = 0,
00820         .comp = {
00821             { 0, 1, 1, 0, 4 },        /* R */
00822             { 0, 1, 1, 5, 5 },        /* G */
00823             { 0, 1, 0, 3, 4 },        /* B */
00824         },
00825         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00826     },
00827     [PIX_FMT_BGR565LE] = {
00828         .name = "bgr565le",
00829         .nb_components = 3,
00830         .log2_chroma_w = 0,
00831         .log2_chroma_h = 0,
00832         .comp = {
00833             { 0, 1, 1, 0, 4 },        /* R */
00834             { 0, 1, 1, 5, 5 },        /* G */
00835             { 0, 1, 2, 3, 4 },        /* B */
00836         },
00837         .flags = PIX_FMT_RGB,
00838     },
00839     [PIX_FMT_BGR555BE] = {
00840         .name = "bgr555be",
00841         .nb_components = 3,
00842         .log2_chroma_w = 0,
00843         .log2_chroma_h = 0,
00844         .comp = {
00845             { 0, 1, 1, 0, 4 },       /* R */
00846             { 0, 1, 1, 5, 4 },       /* G */
00847             { 0, 1, 0, 2, 4 },       /* B */
00848         },
00849         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00850      },
00851     [PIX_FMT_BGR555LE] = {
00852         .name = "bgr555le",
00853         .nb_components = 3,
00854         .log2_chroma_w = 0,
00855         .log2_chroma_h = 0,
00856         .comp = {
00857             { 0, 1, 1, 0, 4 },        /* R */
00858             { 0, 1, 1, 5, 4 },        /* G */
00859             { 0, 1, 2, 2, 4 },        /* B */
00860         },
00861         .flags = PIX_FMT_RGB,
00862     },
00863     [PIX_FMT_BGR444BE] = {
00864         .name = "bgr444be",
00865         .nb_components = 3,
00866         .log2_chroma_w = 0,
00867         .log2_chroma_h = 0,
00868         .comp = {
00869             { 0, 1, 1, 0, 3 },       /* R */
00870             { 0, 1, 1, 4, 3 },       /* G */
00871             { 0, 1, 0, 0, 3 },       /* B */
00872         },
00873         .flags = PIX_FMT_BE | PIX_FMT_RGB,
00874      },
00875     [PIX_FMT_BGR444LE] = {
00876         .name = "bgr444le",
00877         .nb_components = 3,
00878         .log2_chroma_w = 0,
00879         .log2_chroma_h = 0,
00880         .comp = {
00881             { 0, 1, 1, 0, 3 },        /* R */
00882             { 0, 1, 1, 4, 3 },        /* G */
00883             { 0, 1, 2, 0, 3 },        /* B */
00884         },
00885         .flags = PIX_FMT_RGB,
00886     },
00887     [PIX_FMT_VAAPI_MOCO] = {
00888         .name = "vaapi_moco",
00889         .log2_chroma_w = 1,
00890         .log2_chroma_h = 1,
00891         .flags = PIX_FMT_HWACCEL,
00892     },
00893     [PIX_FMT_VAAPI_IDCT] = {
00894         .name = "vaapi_idct",
00895         .log2_chroma_w = 1,
00896         .log2_chroma_h = 1,
00897         .flags = PIX_FMT_HWACCEL,
00898     },
00899     [PIX_FMT_VAAPI_VLD] = {
00900         .name = "vaapi_vld",
00901         .log2_chroma_w = 1,
00902         .log2_chroma_h = 1,
00903         .flags = PIX_FMT_HWACCEL,
00904     },
00905     [PIX_FMT_YUV420P9LE] = {
00906         .name = "yuv420p9le",
00907         .nb_components = 3,
00908         .log2_chroma_w = 1,
00909         .log2_chroma_h = 1,
00910         .comp = {
00911             { 0, 1, 1, 0, 8 },        /* Y */
00912             { 1, 1, 1, 0, 8 },        /* U */
00913             { 2, 1, 1, 0, 8 },        /* V */
00914         },
00915         .flags = PIX_FMT_PLANAR,
00916     },
00917     [PIX_FMT_YUV420P9BE] = {
00918         .name = "yuv420p9be",
00919         .nb_components = 3,
00920         .log2_chroma_w = 1,
00921         .log2_chroma_h = 1,
00922         .comp = {
00923             { 0, 1, 1, 0, 8 },        /* Y */
00924             { 1, 1, 1, 0, 8 },        /* U */
00925             { 2, 1, 1, 0, 8 },        /* V */
00926         },
00927         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
00928     },
00929     [PIX_FMT_YUV420P10LE] = {
00930         .name = "yuv420p10le",
00931         .nb_components = 3,
00932         .log2_chroma_w = 1,
00933         .log2_chroma_h = 1,
00934         .comp = {
00935             { 0, 1, 1, 0, 9 },        /* Y */
00936             { 1, 1, 1, 0, 9 },        /* U */
00937             { 2, 1, 1, 0, 9 },        /* V */
00938         },
00939         .flags = PIX_FMT_PLANAR,
00940     },
00941     [PIX_FMT_YUV420P10BE] = {
00942         .name = "yuv420p10be",
00943         .nb_components = 3,
00944         .log2_chroma_w = 1,
00945         .log2_chroma_h = 1,
00946         .comp = {
00947             { 0, 1, 1, 0, 9 },        /* Y */
00948             { 1, 1, 1, 0, 9 },        /* U */
00949             { 2, 1, 1, 0, 9 },        /* V */
00950         },
00951         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
00952     },
00953     [PIX_FMT_YUV420P12LE] = {
00954         .name = "yuv420p12le",
00955         .nb_components = 3,
00956         .log2_chroma_w = 1,
00957         .log2_chroma_h = 1,
00958         .comp = {
00959             { 0, 1, 1, 0, 11 },        /* Y */
00960             { 1, 1, 1, 0, 11 },        /* U */
00961             { 2, 1, 1, 0, 11 },        /* V */
00962         },
00963         .flags = PIX_FMT_PLANAR,
00964     },
00965     [PIX_FMT_YUV420P12BE] = {
00966         .name = "yuv420p12be",
00967         .nb_components = 3,
00968         .log2_chroma_w = 1,
00969         .log2_chroma_h = 1,
00970         .comp = {
00971             { 0, 1, 1, 0, 11 },        /* Y */
00972             { 1, 1, 1, 0, 11 },        /* U */
00973             { 2, 1, 1, 0, 11 },        /* V */
00974         },
00975         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
00976     },
00977     [PIX_FMT_YUV420P14LE] = {
00978         .name = "yuv420p14le",
00979         .nb_components = 3,
00980         .log2_chroma_w = 1,
00981         .log2_chroma_h = 1,
00982         .comp = {
00983             { 0, 1, 1, 0, 13 },        /* Y */
00984             { 1, 1, 1, 0, 13 },        /* U */
00985             { 2, 1, 1, 0, 13 },        /* V */
00986         },
00987         .flags = PIX_FMT_PLANAR,
00988     },
00989     [PIX_FMT_YUV420P14BE] = {
00990         .name = "yuv420p14be",
00991         .nb_components = 3,
00992         .log2_chroma_w = 1,
00993         .log2_chroma_h = 1,
00994         .comp = {
00995             { 0, 1, 1, 0, 13 },        /* Y */
00996             { 1, 1, 1, 0, 13 },        /* U */
00997             { 2, 1, 1, 0, 13 },        /* V */
00998         },
00999         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01000     },
01001     [PIX_FMT_YUV420P16LE] = {
01002         .name = "yuv420p16le",
01003         .nb_components = 3,
01004         .log2_chroma_w = 1,
01005         .log2_chroma_h = 1,
01006         .comp = {
01007             { 0, 1, 1, 0, 15 },        /* Y */
01008             { 1, 1, 1, 0, 15 },        /* U */
01009             { 2, 1, 1, 0, 15 },        /* V */
01010         },
01011         .flags = PIX_FMT_PLANAR,
01012     },
01013     [PIX_FMT_YUV420P16BE] = {
01014         .name = "yuv420p16be",
01015         .nb_components = 3,
01016         .log2_chroma_w = 1,
01017         .log2_chroma_h = 1,
01018         .comp = {
01019             { 0, 1, 1, 0, 15 },        /* Y */
01020             { 1, 1, 1, 0, 15 },        /* U */
01021             { 2, 1, 1, 0, 15 },        /* V */
01022         },
01023         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01024     },
01025     [PIX_FMT_YUV422P9LE] = {
01026         .name = "yuv422p9le",
01027         .nb_components = 3,
01028         .log2_chroma_w = 1,
01029         .log2_chroma_h = 0,
01030         .comp = {
01031             { 0, 1, 1, 0, 8 },        /* Y */
01032             { 1, 1, 1, 0, 8 },        /* U */
01033             { 2, 1, 1, 0, 8 },        /* V */
01034         },
01035         .flags = PIX_FMT_PLANAR,
01036     },
01037     [PIX_FMT_YUV422P9BE] = {
01038         .name = "yuv422p9be",
01039         .nb_components = 3,
01040         .log2_chroma_w = 1,
01041         .log2_chroma_h = 0,
01042         .comp = {
01043             { 0, 1, 1, 0, 8 },        /* Y */
01044             { 1, 1, 1, 0, 8 },        /* U */
01045             { 2, 1, 1, 0, 8 },        /* V */
01046         },
01047         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01048     },
01049     [PIX_FMT_YUV422P10LE] = {
01050         .name = "yuv422p10le",
01051         .nb_components = 3,
01052         .log2_chroma_w = 1,
01053         .log2_chroma_h = 0,
01054         .comp = {
01055             { 0, 1, 1, 0, 9 },        /* Y */
01056             { 1, 1, 1, 0, 9 },        /* U */
01057             { 2, 1, 1, 0, 9 },        /* V */
01058         },
01059         .flags = PIX_FMT_PLANAR,
01060     },
01061     [PIX_FMT_YUV422P10BE] = {
01062         .name = "yuv422p10be",
01063         .nb_components = 3,
01064         .log2_chroma_w = 1,
01065         .log2_chroma_h = 0,
01066         .comp = {
01067             { 0, 1, 1, 0, 9 },        /* Y */
01068             { 1, 1, 1, 0, 9 },        /* U */
01069             { 2, 1, 1, 0, 9 },        /* V */
01070         },
01071         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01072     },
01073     [PIX_FMT_YUV422P12LE] = {
01074         .name = "yuv422p12le",
01075         .nb_components = 3,
01076         .log2_chroma_w = 1,
01077         .log2_chroma_h = 0,
01078         .comp = {
01079             { 0, 1, 1, 0, 11 },        /* Y */
01080             { 1, 1, 1, 0, 11 },        /* U */
01081             { 2, 1, 1, 0, 11 },        /* V */
01082         },
01083         .flags = PIX_FMT_PLANAR,
01084     },
01085     [PIX_FMT_YUV422P12BE] = {
01086         .name = "yuv422p12be",
01087         .nb_components = 3,
01088         .log2_chroma_w = 1,
01089         .log2_chroma_h = 0,
01090         .comp = {
01091             { 0, 1, 1, 0, 11 },        /* Y */
01092             { 1, 1, 1, 0, 11 },        /* U */
01093             { 2, 1, 1, 0, 11 },        /* V */
01094         },
01095         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01096     },
01097     [PIX_FMT_YUV422P14LE] = {
01098         .name = "yuv422p14le",
01099         .nb_components = 3,
01100         .log2_chroma_w = 1,
01101         .log2_chroma_h = 0,
01102         .comp = {
01103             { 0, 1, 1, 0, 13 },        /* Y */
01104             { 1, 1, 1, 0, 13 },        /* U */
01105             { 2, 1, 1, 0, 13 },        /* V */
01106         },
01107         .flags = PIX_FMT_PLANAR,
01108     },
01109     [PIX_FMT_YUV422P14BE] = {
01110         .name = "yuv422p14be",
01111         .nb_components = 3,
01112         .log2_chroma_w = 1,
01113         .log2_chroma_h = 0,
01114         .comp = {
01115             { 0, 1, 1, 0, 13 },        /* Y */
01116             { 1, 1, 1, 0, 13 },        /* U */
01117             { 2, 1, 1, 0, 13 },        /* V */
01118         },
01119         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01120     },
01121     [PIX_FMT_YUV422P16LE] = {
01122         .name = "yuv422p16le",
01123         .nb_components = 3,
01124         .log2_chroma_w = 1,
01125         .log2_chroma_h = 0,
01126         .comp = {
01127             { 0, 1, 1, 0, 15 },        /* Y */
01128             { 1, 1, 1, 0, 15 },        /* U */
01129             { 2, 1, 1, 0, 15 },        /* V */
01130         },
01131         .flags = PIX_FMT_PLANAR,
01132     },
01133     [PIX_FMT_YUV422P16BE] = {
01134         .name = "yuv422p16be",
01135         .nb_components = 3,
01136         .log2_chroma_w = 1,
01137         .log2_chroma_h = 0,
01138         .comp = {
01139             { 0, 1, 1, 0, 15 },        /* Y */
01140             { 1, 1, 1, 0, 15 },        /* U */
01141             { 2, 1, 1, 0, 15 },        /* V */
01142         },
01143         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01144     },
01145     [PIX_FMT_YUV444P16LE] = {
01146         .name = "yuv444p16le",
01147         .nb_components = 3,
01148         .log2_chroma_w = 0,
01149         .log2_chroma_h = 0,
01150         .comp = {
01151             { 0, 1, 1, 0, 15 },        /* Y */
01152             { 1, 1, 1, 0, 15 },        /* U */
01153             { 2, 1, 1, 0, 15 },        /* V */
01154         },
01155         .flags = PIX_FMT_PLANAR,
01156     },
01157     [PIX_FMT_YUV444P16BE] = {
01158         .name = "yuv444p16be",
01159         .nb_components = 3,
01160         .log2_chroma_w = 0,
01161         .log2_chroma_h = 0,
01162         .comp = {
01163             { 0, 1, 1, 0, 15 },        /* Y */
01164             { 1, 1, 1, 0, 15 },        /* U */
01165             { 2, 1, 1, 0, 15 },        /* V */
01166         },
01167         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01168     },
01169     [PIX_FMT_YUV444P10LE] = {
01170         .name = "yuv444p10le",
01171         .nb_components = 3,
01172         .log2_chroma_w = 0,
01173         .log2_chroma_h = 0,
01174         .comp = {
01175             { 0, 1, 1, 0, 9 },        /* Y */
01176             { 1, 1, 1, 0, 9 },        /* U */
01177             { 2, 1, 1, 0, 9 },        /* V */
01178         },
01179         .flags = PIX_FMT_PLANAR,
01180     },
01181     [PIX_FMT_YUV444P10BE] = {
01182         .name = "yuv444p10be",
01183         .nb_components = 3,
01184         .log2_chroma_w = 0,
01185         .log2_chroma_h = 0,
01186         .comp = {
01187             { 0, 1, 1, 0, 9 },        /* Y */
01188             { 1, 1, 1, 0, 9 },        /* U */
01189             { 2, 1, 1, 0, 9 },        /* V */
01190         },
01191         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01192     },
01193     [PIX_FMT_YUV444P9LE] = {
01194         .name = "yuv444p9le",
01195         .nb_components = 3,
01196         .log2_chroma_w = 0,
01197         .log2_chroma_h = 0,
01198         .comp = {
01199             { 0, 1, 1, 0, 8 },        /* Y */
01200             { 1, 1, 1, 0, 8 },        /* U */
01201             { 2, 1, 1, 0, 8 },        /* V */
01202         },
01203         .flags = PIX_FMT_PLANAR,
01204     },
01205     [PIX_FMT_YUV444P9BE] = {
01206         .name = "yuv444p9be",
01207         .nb_components = 3,
01208         .log2_chroma_w = 0,
01209         .log2_chroma_h = 0,
01210         .comp = {
01211             { 0, 1, 1, 0, 8 },        /* Y */
01212             { 1, 1, 1, 0, 8 },        /* U */
01213             { 2, 1, 1, 0, 8 },        /* V */
01214         },
01215         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01216     },
01217     [PIX_FMT_YUV444P12LE] = {
01218         .name = "yuv444p12le",
01219         .nb_components = 3,
01220         .log2_chroma_w = 0,
01221         .log2_chroma_h = 0,
01222         .comp = {
01223             { 0, 1, 1, 0, 11 },        /* Y */
01224             { 1, 1, 1, 0, 11 },        /* U */
01225             { 2, 1, 1, 0, 11 },        /* V */
01226         },
01227         .flags = PIX_FMT_PLANAR,
01228     },
01229     [PIX_FMT_YUV444P12BE] = {
01230         .name = "yuv444p12be",
01231         .nb_components = 3,
01232         .log2_chroma_w = 0,
01233         .log2_chroma_h = 0,
01234         .comp = {
01235             { 0, 1, 1, 0, 11 },        /* Y */
01236             { 1, 1, 1, 0, 11 },        /* U */
01237             { 2, 1, 1, 0, 11 },        /* V */
01238         },
01239         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01240     },
01241     [PIX_FMT_YUV444P14LE] = {
01242         .name = "yuv444p14le",
01243         .nb_components = 3,
01244         .log2_chroma_w = 0,
01245         .log2_chroma_h = 0,
01246         .comp = {
01247             { 0, 1, 1, 0, 13 },        /* Y */
01248             { 1, 1, 1, 0, 13 },        /* U */
01249             { 2, 1, 1, 0, 13 },        /* V */
01250         },
01251         .flags = PIX_FMT_PLANAR,
01252     },
01253     [PIX_FMT_YUV444P14BE] = {
01254         .name = "yuv444p14be",
01255         .nb_components = 3,
01256         .log2_chroma_w = 0,
01257         .log2_chroma_h = 0,
01258         .comp = {
01259             { 0, 1, 1, 0, 13 },        /* Y */
01260             { 1, 1, 1, 0, 13 },        /* U */
01261             { 2, 1, 1, 0, 13 },        /* V */
01262         },
01263         .flags = PIX_FMT_BE | PIX_FMT_PLANAR,
01264     },
01265     [PIX_FMT_DXVA2_VLD] = {
01266         .name = "dxva2_vld",
01267         .log2_chroma_w = 1,
01268         .log2_chroma_h = 1,
01269         .flags = PIX_FMT_HWACCEL,
01270     },
01271     [PIX_FMT_VDA_VLD] = {
01272         .name = "vda_vld",
01273         .log2_chroma_w = 1,
01274         .log2_chroma_h = 1,
01275         .flags = PIX_FMT_HWACCEL,
01276     },
01277     [PIX_FMT_GRAY8A] = {
01278         .name = "gray8a",
01279         .nb_components = 2,
01280         .comp = {
01281             { 0, 1, 1, 0, 7 },        /* Y */
01282             { 0, 1, 2, 0, 7 },        /* A */
01283         },
01284     },
01285     [PIX_FMT_GBRP] = {
01286         .name = "gbrp",
01287         .nb_components = 3,
01288         .log2_chroma_w = 0,
01289         .log2_chroma_h = 0,
01290         .comp = {
01291             { 2, 0, 1, 0, 7 },        /* R */
01292             { 0, 0, 1, 0, 7 },        /* G */
01293             { 1, 0, 1, 0, 7 },        /* B */
01294         },
01295         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01296     },
01297     [PIX_FMT_GBRP9LE] = {
01298         .name = "gbrp9le",
01299         .nb_components = 3,
01300         .log2_chroma_w = 0,
01301         .log2_chroma_h = 0,
01302         .comp = {
01303             { 2, 1, 1, 0, 8 },        /* R */
01304             { 0, 1, 1, 0, 8 },        /* G */
01305             { 1, 1, 1, 0, 8 },        /* B */
01306         },
01307         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01308     },
01309     [PIX_FMT_GBRP9BE] = {
01310         .name = "gbrp9be",
01311         .nb_components = 3,
01312         .log2_chroma_w = 0,
01313         .log2_chroma_h = 0,
01314         .comp = {
01315             { 2, 1, 1, 0, 8 },        /* R */
01316             { 0, 1, 1, 0, 8 },        /* G */
01317             { 1, 1, 1, 0, 8 },        /* B */
01318         },
01319         .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
01320     },
01321     [PIX_FMT_GBRP10LE] = {
01322         .name = "gbrp10le",
01323         .nb_components = 3,
01324         .log2_chroma_w = 0,
01325         .log2_chroma_h = 0,
01326         .comp = {
01327             { 2, 1, 1, 0, 9 },        /* R */
01328             { 0, 1, 1, 0, 9 },        /* G */
01329             { 1, 1, 1, 0, 9 },        /* B */
01330         },
01331         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01332     },
01333     [PIX_FMT_GBRP10BE] = {
01334         .name = "gbrp10be",
01335         .nb_components = 3,
01336         .log2_chroma_w = 0,
01337         .log2_chroma_h = 0,
01338         .comp = {
01339             { 2, 1, 1, 0, 9 },        /* R */
01340             { 0, 1, 1, 0, 9 },        /* G */
01341             { 1, 1, 1, 0, 9 },        /* B */
01342         },
01343         .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
01344     },
01345     [PIX_FMT_GBRP12LE] = {
01346         .name = "gbrp12le",
01347         .nb_components = 3,
01348         .log2_chroma_w = 0,
01349         .log2_chroma_h = 0,
01350         .comp = {
01351             { 2, 1, 1, 0, 11 },        /* R */
01352             { 0, 1, 1, 0, 11 },        /* G */
01353             { 1, 1, 1, 0, 11 },        /* B */
01354         },
01355         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01356     },
01357     [PIX_FMT_GBRP12BE] = {
01358         .name = "gbrp12be",
01359         .nb_components = 3,
01360         .log2_chroma_w = 0,
01361         .log2_chroma_h = 0,
01362         .comp = {
01363             { 2, 1, 1, 0, 11 },        /* R */
01364             { 0, 1, 1, 0, 11 },        /* G */
01365             { 1, 1, 1, 0, 11 },        /* B */
01366         },
01367         .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
01368     },
01369     [PIX_FMT_GBRP14LE] = {
01370         .name = "gbrp14le",
01371         .nb_components = 3,
01372         .log2_chroma_w = 0,
01373         .log2_chroma_h = 0,
01374         .comp = {
01375             { 2, 1, 1, 0, 13 },        /* R */
01376             { 0, 1, 1, 0, 13 },        /* G */
01377             { 1, 1, 1, 0, 13 },        /* B */
01378         },
01379         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01380     },
01381     [PIX_FMT_GBRP14BE] = {
01382         .name = "gbrp14be",
01383         .nb_components = 3,
01384         .log2_chroma_w = 0,
01385         .log2_chroma_h = 0,
01386         .comp = {
01387             { 2, 1, 1, 0, 13 },        /* R */
01388             { 0, 1, 1, 0, 13 },        /* G */
01389             { 1, 1, 1, 0, 13 },        /* B */
01390         },
01391         .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
01392     },
01393     [PIX_FMT_GBRP16LE] = {
01394         .name = "gbrp16le",
01395         .nb_components = 3,
01396         .log2_chroma_w = 0,
01397         .log2_chroma_h = 0,
01398         .comp = {
01399             { 2, 1, 1, 0, 15 },       /* R */
01400             { 0, 1, 1, 0, 15 },       /* G */
01401             { 1, 1, 1, 0, 15 },       /* B */
01402         },
01403         .flags = PIX_FMT_PLANAR | PIX_FMT_RGB,
01404     },
01405     [PIX_FMT_GBRP16BE] = {
01406         .name = "gbrp16be",
01407         .nb_components = 3,
01408         .log2_chroma_w = 0,
01409         .log2_chroma_h = 0,
01410         .comp = {
01411             { 2, 1, 1, 0, 15 },       /* R */
01412             { 0, 1, 1, 0, 15 },       /* G */
01413             { 1, 1, 1, 0, 15 },       /* B */
01414         },
01415         .flags = PIX_FMT_BE | PIX_FMT_PLANAR | PIX_FMT_RGB,
01416     },
01417 };
01418 
01419 static enum PixelFormat get_pix_fmt_internal(const char *name)
01420 {
01421     enum PixelFormat pix_fmt;
01422 
01423     for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++)
01424         if (av_pix_fmt_descriptors[pix_fmt].name &&
01425             !strcmp(av_pix_fmt_descriptors[pix_fmt].name, name))
01426             return pix_fmt;
01427 
01428     return PIX_FMT_NONE;
01429 }
01430 
01431 const char *av_get_pix_fmt_name(enum PixelFormat pix_fmt)
01432 {
01433     return (unsigned)pix_fmt < PIX_FMT_NB ?
01434         av_pix_fmt_descriptors[pix_fmt].name : NULL;
01435 }
01436 
01437 #if HAVE_BIGENDIAN
01438 #   define X_NE(be, le) be
01439 #else
01440 #   define X_NE(be, le) le
01441 #endif
01442 
01443 enum PixelFormat av_get_pix_fmt(const char *name)
01444 {
01445     enum PixelFormat pix_fmt;
01446 
01447     if (!strcmp(name, "rgb32"))
01448         name = X_NE("argb", "bgra");
01449     else if (!strcmp(name, "bgr32"))
01450         name = X_NE("abgr", "rgba");
01451 
01452     pix_fmt = get_pix_fmt_internal(name);
01453     if (pix_fmt == PIX_FMT_NONE) {
01454         char name2[32];
01455 
01456         snprintf(name2, sizeof(name2), "%s%s", name, X_NE("be", "le"));
01457         pix_fmt = get_pix_fmt_internal(name2);
01458     }
01459     return pix_fmt;
01460 }
01461 
01462 int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
01463 {
01464     int c, bits = 0;
01465     int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
01466 
01467     for (c = 0; c < pixdesc->nb_components; c++) {
01468         int s = c == 1 || c == 2 ? 0 : log2_pixels;
01469         bits += (pixdesc->comp[c].depth_minus1 + 1) << s;
01470     }
01471 
01472     return bits >> log2_pixels;
01473 }
01474 
01475 char *av_get_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt)
01476 {
01477     /* print header */
01478     if (pix_fmt < 0) {
01479        snprintf (buf, buf_size, "name" " nb_components" " nb_bits");
01480     } else {
01481         const AVPixFmtDescriptor *pixdesc = &av_pix_fmt_descriptors[pix_fmt];
01482         snprintf(buf, buf_size, "%-11s %7d %10d", pixdesc->name,
01483                  pixdesc->nb_components, av_get_bits_per_pixel(pixdesc));
01484     }
01485 
01486     return buf;
01487 }