mirror of https://github.com/mpv-player/mpv
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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#include "libswscale/rgb2rgb.h"
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//===========================================================================//
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struct vf_priv_s {
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unsigned int fmt;
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int forced;
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};
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static unsigned int getfmt(unsigned int outfmt,int forced){
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if(forced) switch(outfmt){
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case IMGFMT_RGB24:
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case IMGFMT_RGB32:
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case IMGFMT_BGR24:
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case IMGFMT_BGR32:
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return outfmt;
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}
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switch(outfmt){
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case IMGFMT_RGB24: return IMGFMT_BGR24;
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case IMGFMT_RGB32: return IMGFMT_BGR32;
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case IMGFMT_BGR24: return IMGFMT_RGB24;
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case IMGFMT_BGR32: return IMGFMT_RGB32;
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}
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return 0;
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}
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static int config(struct vf_instance_s* vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt){
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vf->priv->fmt=getfmt(outfmt,vf->priv->forced);
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return vf_next_config(vf,width,height,d_width,d_height,flags,vf->priv->fmt);
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}
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static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts){
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mp_image_t *dmpi;
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// hope we'll get DR buffer:
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dmpi=vf_get_image(vf->next,vf->priv->fmt,
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MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
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mpi->w, mpi->h);
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if(mpi->stride[0]!=dmpi->stride[0] || mpi->stride[0]!=mpi->w*(mpi->bpp/8)){
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int y;
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unsigned char* src=mpi->planes[0];
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unsigned char* dst=dmpi->planes[0];
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int srcsize=mpi->w*mpi->bpp/8;
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for(y=0;y<mpi->h;y++){
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if(mpi->bpp==32)
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rgb32tobgr32(src,dst,srcsize);
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else
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rgb24tobgr24(src,dst,srcsize);
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src+=mpi->stride[0];
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dst+=dmpi->stride[0];
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}
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} else {
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if(mpi->bpp==32)
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rgb32tobgr32(mpi->planes[0],dmpi->planes[0],mpi->w*mpi->h*4);
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else
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rgb24tobgr24(mpi->planes[0],dmpi->planes[0],mpi->w*mpi->h*3);
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}
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return vf_next_put_image(vf,dmpi, pts);
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}
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//===========================================================================//
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static int query_format(struct vf_instance_s* vf, unsigned int outfmt){
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unsigned int fmt=getfmt(outfmt,vf->priv->forced);
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if(!fmt) return 0;
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return vf_next_query_format(vf,fmt) & (~VFCAP_CSP_SUPPORTED_BY_HW);
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}
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static int open(vf_instance_t *vf, char* args){
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vf->config=config;
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vf->put_image=put_image;
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vf->query_format=query_format;
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vf->priv=malloc(sizeof(struct vf_priv_s));
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vf->priv->forced=args && !strcasecmp(args,"swap");
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return 1;
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}
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const vf_info_t vf_info_rgb2bgr = {
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"fast 24/32bpp RGB<->BGR conversion",
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"rgb2bgr",
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"A'rpi",
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"",
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open,
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NULL
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};
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//===========================================================================//
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