/* * software YUV to RGB converter using mediaLib * * Copyright (C) 2003 Michael Niedermayer <michaelni@gmx.at> * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */#include <mlib_types.h>#include <mlib_status.h>#include <mlib_sys.h>#include <mlib_video.h>#include <inttypes.h>#include <stdlib.h>#include <assert.h>#include "swscale.h"static int mlib_YUV2ARGB420_32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,                               int srcSliceH, uint8_t* dst[], int dstStride[]){    if(c->srcFormat == PIX_FMT_YUV422P){        srcStride[1] *= 2;        srcStride[2] *= 2;    }    assert(srcStride[1] == srcStride[2]);    mlib_VideoColorYUV2ARGB420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,                               srcSliceH, dstStride[0], srcStride[0], srcStride[1]);    return srcSliceH;}static int mlib_YUV2ABGR420_32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,                               int srcSliceH, uint8_t* dst[], int dstStride[]){    if(c->srcFormat == PIX_FMT_YUV422P){        srcStride[1] *= 2;        srcStride[2] *= 2;    }    assert(srcStride[1] == srcStride[2]);    mlib_VideoColorYUV2ABGR420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,                               srcSliceH, dstStride[0], srcStride[0], srcStride[1]);    return srcSliceH;}static int mlib_YUV2RGB420_24(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,                              int srcSliceH, uint8_t* dst[], int dstStride[]){    if(c->srcFormat == PIX_FMT_YUV422P){        srcStride[1] *= 2;        srcStride[2] *= 2;    }    assert(srcStride[1] == srcStride[2]);    mlib_VideoColorYUV2RGB420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,                              srcSliceH, dstStride[0], srcStride[0], srcStride[1]);    return srcSliceH;}SwsFunc yuv2rgb_init_mlib(SwsContext *c){    switch(c->dstFormat){    case PIX_FMT_RGB24: return mlib_YUV2RGB420_24;    case PIX_FMT_BGR32: return mlib_YUV2ARGB420_32;    case PIX_FMT_RGB32: return mlib_YUV2ABGR420_32;    default: return NULL;    }}