mirror of https://github.com/mpv-player/mpv
146 lines
4.0 KiB
C
146 lines
4.0 KiB
C
#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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//===========================================================================//
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struct vf_priv_s {
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unsigned int fmt;
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int w, h;
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};
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static unsigned int getfmt(unsigned int outfmt){
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switch(outfmt){
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case IMGFMT_RGB15:
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case IMGFMT_RGB16:
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case IMGFMT_RGB24:
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case IMGFMT_RGBA:
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case IMGFMT_ARGB:
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case IMGFMT_BGR15:
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case IMGFMT_BGR16:
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case IMGFMT_BGR24:
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case IMGFMT_BGRA:
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case IMGFMT_ABGR:
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return outfmt;
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}
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return 0;
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}
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static void put_pixel(uint8_t *buf, int x, int y, int stride, int r, int g, int b, int fmt){
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switch(fmt){
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case IMGFMT_BGR15: ((uint16_t*)(buf + y*stride))[x]= ((r>>3)<<10) | ((g>>3)<<5) | (b>>3);
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break;
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case IMGFMT_RGB15: ((uint16_t*)(buf + y*stride))[x]= ((b>>3)<<10) | ((g>>3)<<5) | (r>>3);
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break;
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case IMGFMT_BGR16: ((uint16_t*)(buf + y*stride))[x]= ((r>>3)<<11) | ((g>>2)<<5) | (b>>3);
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break;
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case IMGFMT_RGB16: ((uint16_t*)(buf + y*stride))[x]= ((b>>3)<<11) | ((g>>2)<<5) | (r>>3);
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break;
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case IMGFMT_RGB24:
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buf[3*x + y*stride + 0]= r;
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buf[3*x + y*stride + 1]= g;
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buf[3*x + y*stride + 2]= b;
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break;
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case IMGFMT_BGR24:
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buf[3*x + y*stride + 0]= b;
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buf[3*x + y*stride + 1]= g;
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buf[3*x + y*stride + 2]= r;
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break;
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case IMGFMT_RGBA:
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buf[4*x + y*stride + 0]= r;
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buf[4*x + y*stride + 1]= g;
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buf[4*x + y*stride + 2]= b;
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break;
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case IMGFMT_BGRA:
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buf[4*x + y*stride + 0]= b;
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buf[4*x + y*stride + 1]= g;
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buf[4*x + y*stride + 2]= r;
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break;
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case IMGFMT_ARGB:
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buf[4*x + y*stride + 1]= r;
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buf[4*x + y*stride + 2]= g;
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buf[4*x + y*stride + 3]= b;
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break;
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case IMGFMT_ABGR:
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buf[4*x + y*stride + 1]= b;
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buf[4*x + y*stride + 2]= g;
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buf[4*x + y*stride + 3]= r;
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break;
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}
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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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if (vf->priv->w > 0) { d_width = width = vf->priv->w; }
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if (vf->priv->h > 0) { d_height = height = vf->priv->h; }
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vf->priv->fmt=getfmt(outfmt);
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mp_msg(MSGT_VFILTER,MSGL_V,"rgb test format:%s\n", vo_format_name(outfmt));
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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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int x, y;
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int w = vf->priv->w > 0 ? vf->priv->w : mpi->w;
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int h = vf->priv->h > 0 ? vf->priv->h : mpi->h;
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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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w, h);
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for(y=0; y<h; y++){
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for(x=0; x<w; x++){
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int c= 256*x/w;
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int r=0,g=0,b=0;
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if(3*y<h) r=c;
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else if(3*y<2*h) g=c;
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else b=c;
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put_pixel(dmpi->planes[0], x, y, dmpi->stride[0], r, g, b, vf->priv->fmt);
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}
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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);
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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->w = vf->priv->h = 0;
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if (args)
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sscanf(args, "%d:%d", &vf->priv->w, &vf->priv->h);
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return 1;
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}
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const vf_info_t vf_info_rgbtest = {
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"rgbtest",
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"rgbtest",
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"Michael Niedermayer",
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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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