ffmpeg / libavutil / pixdesc.c @ 80a07f6e
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/*
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* pixel format descriptor
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* Copyright (c) 2009 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "pixfmt.h" |
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#include "pixdesc.h" |
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const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
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[PIX_FMT_YUV420P] = {
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.name = "yuv420p",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUYV422] = {
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.name = "yuyv422",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 0,
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.comp = {
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{0,1,1,0,7}, /* Y */
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{0,3,2,0,7}, /* U */
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{0,3,4,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_RGB24] = {
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.name = "rgb24",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,2,1,0,7}, /* R */
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{0,2,2,0,7}, /* G */
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{0,2,3,0,7}, /* B */
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}, |
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}, |
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[PIX_FMT_BGR24] = {
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.name = "bgr24",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,2,1,0,7}, /* B */
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{0,2,2,0,7}, /* G */
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{0,2,3,0,7}, /* R */
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}, |
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}, |
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[PIX_FMT_YUV422P] = {
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.name = "yuv422p",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUV444P] = {
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.name = "yuv444p",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUV410P] = {
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.name = "yuv410p",
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.nb_components= 3,
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.log2_chroma_w= 2,
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.log2_chroma_h= 2,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUV411P] = {
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.name = "yuv411p",
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.nb_components= 3,
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.log2_chroma_w= 2,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_GRAY8] = {
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.name = "gray",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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}, |
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}, |
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[PIX_FMT_MONOWHITE] = {
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.name = "monow",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,0}, /* Y */
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}, |
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.flags = PIX_FMT_BITSTREAM, |
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}, |
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[PIX_FMT_MONOBLACK] = {
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.name = "monob",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,7,0}, /* Y */
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}, |
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.flags = PIX_FMT_BITSTREAM, |
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}, |
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[PIX_FMT_PAL8] = {
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.name = "pal8",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7},
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}, |
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.flags = PIX_FMT_PAL, |
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}, |
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[PIX_FMT_YUVJ420P] = {
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.name = "yuvj420p",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUVJ422P] = {
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.name = "yuvj422p",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUVJ444P] = {
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.name = "yuvj444p",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_XVMC_MPEG2_MC] = {
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.name = "xvmcmc",
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_XVMC_MPEG2_IDCT] = {
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.name = "xvmcidct",
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_UYVY422] = {
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.name = "uyvy422",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 0,
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.comp = {
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{0,1,2,0,7}, /* Y */
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{0,3,1,0,7}, /* U */
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{0,3,3,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_UYYVYY411] = {
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.name = "uyyvyy411",
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.nb_components= 3,
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.log2_chroma_w= 2,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,2,0,7}, /* Y */
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{0,5,1,0,7}, /* U */
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{0,5,4,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_BGR8] = {
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.name = "bgr8",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,6,1}, /* B */
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{0,0,1,3,2}, /* G */
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{0,0,1,0,2}, /* R */
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}, |
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.flags = PIX_FMT_PAL, |
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}, |
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[PIX_FMT_BGR4] = {
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.name = "bgr4",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,0}, /* B */
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{0,3,2,0,1}, /* G */
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{0,3,4,0,0}, /* R */
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}, |
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.flags = PIX_FMT_BITSTREAM, |
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}, |
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[PIX_FMT_BGR4_BYTE] = {
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.name = "bgr4_byte",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,3,0}, /* B */
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{0,0,1,1,1}, /* G */
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{0,0,1,0,0}, /* R */
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}, |
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.flags = PIX_FMT_PAL, |
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}, |
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[PIX_FMT_RGB8] = {
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.name = "rgb8",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,6,1}, /* R */
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{0,0,1,3,2}, /* G */
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{0,0,1,0,2}, /* B */
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}, |
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.flags = PIX_FMT_PAL, |
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}, |
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[PIX_FMT_RGB4] = {
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.name = "rgb4",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,0}, /* R */
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{0,3,2,0,1}, /* G */
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{0,3,4,0,0}, /* B */
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}, |
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.flags = PIX_FMT_BITSTREAM, |
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}, |
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[PIX_FMT_RGB4_BYTE] = {
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.name = "rgb4_byte",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,0,1,3,0}, /* R */
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{0,0,1,1,1}, /* G */
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{0,0,1,0,0}, /* B */
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}, |
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.flags = PIX_FMT_PAL, |
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}, |
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[PIX_FMT_NV12] = {
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.name = "nv12",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,1,1,0,7}, /* U */
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{1,1,2,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_NV21] = {
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.name = "nv21",
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.nb_components= 3,
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.log2_chroma_w= 1,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,1,1,0,7}, /* V */
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{1,1,2,0,7}, /* U */
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}, |
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}, |
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[PIX_FMT_ARGB] = {
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.name = "argb",
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.nb_components= 4,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,7}, /* A */
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{0,3,2,0,7}, /* R */
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{0,3,3,0,7}, /* G */
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{0,3,4,0,7}, /* B */
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}, |
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}, |
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[PIX_FMT_RGBA] = {
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.name = "rgba",
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.nb_components= 4,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,7}, /* R */
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{0,3,2,0,7}, /* G */
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{0,3,3,0,7}, /* B */
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{0,3,4,0,7}, /* A */
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}, |
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}, |
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[PIX_FMT_ABGR] = {
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.name = "abgr",
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.nb_components= 4,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,7}, /* A */
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{0,3,2,0,7}, /* B */
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{0,3,3,0,7}, /* G */
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{0,3,4,0,7}, /* R */
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}, |
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}, |
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[PIX_FMT_BGRA] = {
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.name = "bgra",
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.nb_components= 4,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,3,1,0,7}, /* B */
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{0,3,2,0,7}, /* G */
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{0,3,3,0,7}, /* R */
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{0,3,4,0,7}, /* A */
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}, |
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}, |
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[PIX_FMT_GRAY16BE] = {
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.name = "gray16be",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,1,1,0,15}, /* Y */
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}, |
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.flags = PIX_FMT_BE, |
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}, |
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[PIX_FMT_GRAY16LE] = {
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.name = "gray16le",
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.nb_components= 1,
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.log2_chroma_w= 0,
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.log2_chroma_h= 0,
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.comp = {
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{0,1,1,0,15}, /* Y */
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}, |
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}, |
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[PIX_FMT_YUV440P] = {
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.name = "yuv440p",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUVJ440P] = {
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.name = "yuvj440p",
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.nb_components= 3,
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.log2_chroma_w= 0,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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}, |
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}, |
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[PIX_FMT_YUVA420P] = {
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.name = "yuva420p",
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.nb_components= 4,
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.log2_chroma_w= 1,
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.log2_chroma_h= 1,
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.comp = {
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{0,0,1,0,7}, /* Y */
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{1,0,1,0,7}, /* U */
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{2,0,1,0,7}, /* V */
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{3,0,1,0,7}, /* A */
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}, |
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}, |
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[PIX_FMT_VDPAU_H264] = {
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.name = "vdpau_h264",
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.log2_chroma_w = 1,
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.log2_chroma_h = 1,
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_VDPAU_MPEG1] = {
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.name = "vdpau_mpeg1",
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.log2_chroma_w = 1,
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.log2_chroma_h = 1,
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_VDPAU_MPEG2] = {
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.name = "vdpau_mpeg2",
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.log2_chroma_w = 1,
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.log2_chroma_h = 1,
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_VDPAU_WMV3] = {
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.name = "vdpau_wmv3",
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.log2_chroma_w = 1,
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.log2_chroma_h = 1,
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.flags = PIX_FMT_HWACCEL, |
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}, |
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[PIX_FMT_VDPAU_VC1] = {
|
| 436 |
.name = "vdpau_vc1",
|
| 437 |
.log2_chroma_w = 1,
|
| 438 |
.log2_chroma_h = 1,
|
| 439 |
.flags = PIX_FMT_HWACCEL, |
| 440 |
}, |
| 441 |
[PIX_FMT_VDPAU_MPEG4] = {
|
| 442 |
.name = "vdpau_mpeg4",
|
| 443 |
.log2_chroma_w = 1,
|
| 444 |
.log2_chroma_h = 1,
|
| 445 |
.flags = PIX_FMT_HWACCEL, |
| 446 |
}, |
| 447 |
[PIX_FMT_RGB48BE] = {
|
| 448 |
.name = "rgb48be",
|
| 449 |
.nb_components= 3,
|
| 450 |
.log2_chroma_w= 0,
|
| 451 |
.log2_chroma_h= 0,
|
| 452 |
.comp = {
|
| 453 |
{0,5,1,0,15}, /* R */
|
| 454 |
{0,5,3,0,15}, /* G */
|
| 455 |
{0,5,5,0,15}, /* B */
|
| 456 |
}, |
| 457 |
.flags = PIX_FMT_BE, |
| 458 |
}, |
| 459 |
[PIX_FMT_RGB48LE] = {
|
| 460 |
.name = "rgb48le",
|
| 461 |
.nb_components= 3,
|
| 462 |
.log2_chroma_w= 0,
|
| 463 |
.log2_chroma_h= 0,
|
| 464 |
.comp = {
|
| 465 |
{0,5,1,0,15}, /* R */
|
| 466 |
{0,5,3,0,15}, /* G */
|
| 467 |
{0,5,5,0,15}, /* B */
|
| 468 |
}, |
| 469 |
}, |
| 470 |
[PIX_FMT_RGB565BE] = {
|
| 471 |
.name = "rgb565be",
|
| 472 |
.nb_components= 3,
|
| 473 |
.log2_chroma_w= 0,
|
| 474 |
.log2_chroma_h= 0,
|
| 475 |
.comp = {
|
| 476 |
{0,1,0,3,4}, /* R */
|
| 477 |
{0,1,1,5,5}, /* G */
|
| 478 |
{0,1,1,0,4}, /* B */
|
| 479 |
}, |
| 480 |
.flags = PIX_FMT_BE, |
| 481 |
}, |
| 482 |
[PIX_FMT_RGB565LE] = {
|
| 483 |
.name = "rgb565le",
|
| 484 |
.nb_components= 3,
|
| 485 |
.log2_chroma_w= 0,
|
| 486 |
.log2_chroma_h= 0,
|
| 487 |
.comp = {
|
| 488 |
{0,1,2,3,4}, /* R */
|
| 489 |
{0,1,1,5,5}, /* G */
|
| 490 |
{0,1,1,0,4}, /* B */
|
| 491 |
}, |
| 492 |
}, |
| 493 |
[PIX_FMT_RGB555BE] = {
|
| 494 |
.name = "rgb555be",
|
| 495 |
.nb_components= 3,
|
| 496 |
.log2_chroma_w= 0,
|
| 497 |
.log2_chroma_h= 0,
|
| 498 |
.comp = {
|
| 499 |
{0,1,0,2,4}, /* R */
|
| 500 |
{0,1,1,5,4}, /* G */
|
| 501 |
{0,1,1,0,4}, /* B */
|
| 502 |
}, |
| 503 |
.flags = PIX_FMT_BE, |
| 504 |
}, |
| 505 |
[PIX_FMT_RGB555LE] = {
|
| 506 |
.name = "rgb555le",
|
| 507 |
.nb_components= 3,
|
| 508 |
.log2_chroma_w= 0,
|
| 509 |
.log2_chroma_h= 0,
|
| 510 |
.comp = {
|
| 511 |
{0,1,2,2,4}, /* R */
|
| 512 |
{0,1,1,5,4}, /* G */
|
| 513 |
{0,1,1,0,4}, /* B */
|
| 514 |
}, |
| 515 |
}, |
| 516 |
[PIX_FMT_BGR565BE] = {
|
| 517 |
.name = "bgr565be",
|
| 518 |
.nb_components= 3,
|
| 519 |
.log2_chroma_w= 0,
|
| 520 |
.log2_chroma_h= 0,
|
| 521 |
.comp = {
|
| 522 |
{0,1,0,3,4}, /* B */
|
| 523 |
{0,1,1,5,5}, /* G */
|
| 524 |
{0,1,1,0,4}, /* R */
|
| 525 |
}, |
| 526 |
.flags = PIX_FMT_BE, |
| 527 |
}, |
| 528 |
[PIX_FMT_BGR565LE] = {
|
| 529 |
.name = "bgr565le",
|
| 530 |
.nb_components= 3,
|
| 531 |
.log2_chroma_w= 0,
|
| 532 |
.log2_chroma_h= 0,
|
| 533 |
.comp = {
|
| 534 |
{0,1,2,3,4}, /* B */
|
| 535 |
{0,1,1,5,5}, /* G */
|
| 536 |
{0,1,1,0,4}, /* R */
|
| 537 |
}, |
| 538 |
}, |
| 539 |
[PIX_FMT_BGR555BE] = {
|
| 540 |
.name = "bgr555be",
|
| 541 |
.nb_components= 3,
|
| 542 |
.log2_chroma_w= 0,
|
| 543 |
.log2_chroma_h= 0,
|
| 544 |
.comp = {
|
| 545 |
{0,1,0,2,4}, /* B */
|
| 546 |
{0,1,1,5,4}, /* G */
|
| 547 |
{0,1,1,0,4}, /* R */
|
| 548 |
}, |
| 549 |
.flags = PIX_FMT_BE, |
| 550 |
}, |
| 551 |
[PIX_FMT_BGR555LE] = {
|
| 552 |
.name = "bgr555le",
|
| 553 |
.nb_components= 3,
|
| 554 |
.log2_chroma_w= 0,
|
| 555 |
.log2_chroma_h= 0,
|
| 556 |
.comp = {
|
| 557 |
{0,1,2,2,4}, /* B */
|
| 558 |
{0,1,1,5,4}, /* G */
|
| 559 |
{0,1,1,0,4}, /* R */
|
| 560 |
}, |
| 561 |
}, |
| 562 |
[PIX_FMT_VAAPI_MOCO] = {
|
| 563 |
.name = "vaapi_moco",
|
| 564 |
.log2_chroma_w = 1,
|
| 565 |
.log2_chroma_h = 1,
|
| 566 |
.flags = PIX_FMT_HWACCEL, |
| 567 |
}, |
| 568 |
[PIX_FMT_VAAPI_IDCT] = {
|
| 569 |
.name = "vaapi_idct",
|
| 570 |
.log2_chroma_w = 1,
|
| 571 |
.log2_chroma_h = 1,
|
| 572 |
.flags = PIX_FMT_HWACCEL, |
| 573 |
}, |
| 574 |
[PIX_FMT_VAAPI_VLD] = {
|
| 575 |
.name = "vaapi_vld",
|
| 576 |
.log2_chroma_w = 1,
|
| 577 |
.log2_chroma_h = 1,
|
| 578 |
.flags = PIX_FMT_HWACCEL, |
| 579 |
}, |
| 580 |
[PIX_FMT_YUV420P16LE] = {
|
| 581 |
.name = "yuv420p16le",
|
| 582 |
.nb_components= 3,
|
| 583 |
.log2_chroma_w= 1,
|
| 584 |
.log2_chroma_h= 1,
|
| 585 |
.comp = {
|
| 586 |
{0,1,1,0,15}, /* Y */
|
| 587 |
{1,1,1,0,15}, /* U */
|
| 588 |
{2,1,1,0,15}, /* V */
|
| 589 |
}, |
| 590 |
}, |
| 591 |
[PIX_FMT_YUV420P16BE] = {
|
| 592 |
.name = "yuv420p16be",
|
| 593 |
.nb_components= 3,
|
| 594 |
.log2_chroma_w= 1,
|
| 595 |
.log2_chroma_h= 1,
|
| 596 |
.comp = {
|
| 597 |
{0,1,1,0,15}, /* Y */
|
| 598 |
{1,1,1,0,15}, /* U */
|
| 599 |
{2,1,1,0,15}, /* V */
|
| 600 |
}, |
| 601 |
.flags = PIX_FMT_BE, |
| 602 |
}, |
| 603 |
[PIX_FMT_YUV422P16LE] = {
|
| 604 |
.name = "yuv422p16le",
|
| 605 |
.nb_components= 3,
|
| 606 |
.log2_chroma_w= 1,
|
| 607 |
.log2_chroma_h= 0,
|
| 608 |
.comp = {
|
| 609 |
{0,1,1,0,15}, /* Y */
|
| 610 |
{1,1,1,0,15}, /* U */
|
| 611 |
{2,1,1,0,15}, /* V */
|
| 612 |
}, |
| 613 |
}, |
| 614 |
[PIX_FMT_YUV422P16BE] = {
|
| 615 |
.name = "yuv422p16be",
|
| 616 |
.nb_components= 3,
|
| 617 |
.log2_chroma_w= 1,
|
| 618 |
.log2_chroma_h= 0,
|
| 619 |
.comp = {
|
| 620 |
{0,1,1,0,15}, /* Y */
|
| 621 |
{1,1,1,0,15}, /* U */
|
| 622 |
{2,1,1,0,15}, /* V */
|
| 623 |
}, |
| 624 |
.flags = PIX_FMT_BE, |
| 625 |
}, |
| 626 |
[PIX_FMT_YUV444P16LE] = {
|
| 627 |
.name = "yuv444p16le",
|
| 628 |
.nb_components= 3,
|
| 629 |
.log2_chroma_w= 0,
|
| 630 |
.log2_chroma_h= 0,
|
| 631 |
.comp = {
|
| 632 |
{0,1,1,0,15}, /* Y */
|
| 633 |
{1,1,1,0,15}, /* U */
|
| 634 |
{2,1,1,0,15}, /* V */
|
| 635 |
}, |
| 636 |
}, |
| 637 |
[PIX_FMT_YUV444P16BE] = {
|
| 638 |
.name = "yuv444p16be",
|
| 639 |
.nb_components= 3,
|
| 640 |
.log2_chroma_w= 0,
|
| 641 |
.log2_chroma_h= 0,
|
| 642 |
.comp = {
|
| 643 |
{0,1,1,0,15}, /* Y */
|
| 644 |
{1,1,1,0,15}, /* U */
|
| 645 |
{2,1,1,0,15}, /* V */
|
| 646 |
}, |
| 647 |
.flags = PIX_FMT_BE, |
| 648 |
}, |
| 649 |
[PIX_FMT_DXVA2_VLD] = {
|
| 650 |
.name = "dxva2_vld",
|
| 651 |
.log2_chroma_w = 1,
|
| 652 |
.log2_chroma_h = 1,
|
| 653 |
.flags = PIX_FMT_HWACCEL, |
| 654 |
}, |
| 655 |
}; |
| 656 |
|
| 657 |
static enum PixelFormat get_pix_fmt_internal(const char *name) |
| 658 |
{
|
| 659 |
enum PixelFormat pix_fmt;
|
| 660 |
|
| 661 |
for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++) |
| 662 |
if (av_pix_fmt_descriptors[pix_fmt].name &&
|
| 663 |
!strcmp(av_pix_fmt_descriptors[pix_fmt].name, name)) |
| 664 |
return pix_fmt;
|
| 665 |
|
| 666 |
return PIX_FMT_NONE;
|
| 667 |
} |
| 668 |
|
| 669 |
#if HAVE_BIGENDIAN
|
| 670 |
# define X_NE(be, le) be
|
| 671 |
#else
|
| 672 |
# define X_NE(be, le) le
|
| 673 |
#endif
|
| 674 |
|
| 675 |
enum PixelFormat av_get_pix_fmt(const char *name) |
| 676 |
{
|
| 677 |
enum PixelFormat pix_fmt;
|
| 678 |
|
| 679 |
if (!strcmp(name, "rgb32")) |
| 680 |
name = X_NE("argb", "bgra"); |
| 681 |
else if (!strcmp(name, "bgr32")) |
| 682 |
name = X_NE("abgr", "rgba"); |
| 683 |
|
| 684 |
pix_fmt = get_pix_fmt_internal(name); |
| 685 |
if (pix_fmt == PIX_FMT_NONE) {
|
| 686 |
char name2[32]; |
| 687 |
|
| 688 |
snprintf(name2, sizeof(name2), "%s%s", name, X_NE("be", "le")); |
| 689 |
pix_fmt = get_pix_fmt_internal(name2); |
| 690 |
} |
| 691 |
return pix_fmt;
|
| 692 |
} |
| 693 |
|
| 694 |
int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc) |
| 695 |
{
|
| 696 |
int c, bits = 0; |
| 697 |
int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
|
| 698 |
|
| 699 |
for (c = 0; c < pixdesc->nb_components; c++) { |
| 700 |
int s = c==1 || c==2 ? 0 : log2_pixels; |
| 701 |
bits += (pixdesc->comp[c].depth_minus1+1) << s;
|
| 702 |
} |
| 703 |
|
| 704 |
return bits >> log2_pixels;
|
| 705 |
} |