mirror of https://github.com/mpv-player/mpv
test pattern filter
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6279 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
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5679409ed4
commit
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@ -6,7 +6,7 @@ LIBNAME2 = libmpencoders.a
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AUDIO_SRCS=dec_audio.c ad.c ad_a52.c ad_acm.c ad_alaw.c ad_dk3adpcm.c ad_dk4adpcm.c ad_dshow.c ad_dvdpcm.c ad_ffmpeg.c ad_hwac3.c ad_imaadpcm.c ad_mp3.c ad_msadpcm.c ad_pcm.c ad_roqaudio.c ad_msgsm.c ad_faad.c ad_vorbis.c ad_libmad.c
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VIDEO_SRCS=dec_video.c vd.c vd_null.c vd_cinepak.c vd_qtrpza.c vd_ffmpeg.c vd_dshow.c vd_vfw.c vd_odivx.c vd_divx4.c vd_raw.c vd_xanim.c vd_msvidc.c vd_fli.c vd_qtrle.c vd_qtsmc.c vd_roqvideo.c vd_cyuv.c vd_nuv.c vd_libmpeg2.c vd_msrle.c vd_huffyuv.c vd_zlib.c vd_mpegpes.c
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VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c
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VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c
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ENCODER_SRCS=ve.c ve_divx4.c ve_lavc.c ve_vfw.c ve_rawrgb.c ve_libdv.c
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NATIVE_SRCS=native/RTjpegN.c native/cinepak.c native/cyuv.c native/fli.c native/minilzo.c native/msvidc.c native/nuppelvideo.c native/qtrle.c native/qtrpza.c native/qtsmc.c native/roqav.c native/xa_gsm.c
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@ -31,6 +31,7 @@ extern vf_info_t vf_info_palette;
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extern vf_info_t vf_info_lavc;
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extern vf_info_t vf_info_dvbscale;
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extern vf_info_t vf_info_cropdetect;
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extern vf_info_t vf_info_test;
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char** vo_plugin_args=(char**) NULL;
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@ -57,6 +58,7 @@ static vf_info_t* filter_list[]={
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#endif
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&vf_info_dvbscale,
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&vf_info_cropdetect,
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&vf_info_test,
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NULL
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};
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@ -0,0 +1,283 @@
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/*
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Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
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This program 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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This program 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 "../libvo/fastmemcpy.h"
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//===========================================================================//
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#include <inttypes.h>
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#include <math.h>
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#define MAX(a,b) ((a) > (b) ? (a) : (b))
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#define MIN(a,b) ((a) < (b) ? (a) : (b))
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#define ABS(a,b) ((a) > 0 ? (a) : -(a))
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#define WIDTH 512
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#define HEIGHT 512
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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_next_query_format(vf,IMGFMT_YV12)<=0){
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printf("yv12 not supported by next filter/vo :(\n");
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return 0;
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}
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//hmm whats the meaning of these ... ;)
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d_width= width= WIDTH;
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d_height= height= HEIGHT;
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return vf_next_config(vf,width,height,d_width,d_height,flags,IMGFMT_YV12);
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}
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static double c[64];
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static void initIdct()
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{
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int i;
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for (i=0; i<8; i++)
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{
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double s= i==0 ? sqrt(0.125) : 0.5;
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int j;
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for(j=0; j<8; j++)
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c[i*8+j]= s*cos((3.141592654/8.0)*i*(j+0.5));
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}
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}
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static void idct(uint8_t *dst, int dstStride, int src[64])
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{
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int i, j, k;
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double tmp[64];
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for(i=0; i<8; i++)
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{
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for(j=0; j<8; j++)
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{
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double sum= 0.0;
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for(k=0; k<8; k++)
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sum+= c[k*8+j]*src[8*i+k];
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tmp[8*i+j]= sum;
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}
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}
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for(j=0; j<8; j++)
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{
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for(i=0; i<8; i++)
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{
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int v;
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double sum= 0.0;
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for(k=0; k<8; k++)
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sum+= c[k*8+i]*tmp[8*k+j];
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v= (int)(sum+0.5);
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if(v<0) v=0;
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else if(v>255) v=255;
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dst[dstStride*i + j] = v;
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}
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}
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}
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static void drawDc(uint8_t *dst, int stride, int color, int w, int h)
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{
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int y;
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for(y=0; y<h; y++)
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{
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int x;
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for(x=0; x<w; x++)
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{
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dst[x + y*stride]= color;
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}
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}
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}
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static void drawBasis(uint8_t *dst, int stride, int amp, int freq, int dc)
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{
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int src[64];
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memset(src, 0, 64*sizeof(int));
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src[0]= dc;
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if(amp) src[freq]= amp;
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idct(dst, stride, src);
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}
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static void drawCbp(uint8_t *dst[3], int stride[3], int cbp, int amp, int dc)
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{
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if(cbp&1) drawBasis(dst[0] , stride[0], amp, 1, dc);
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if(cbp&2) drawBasis(dst[0]+8 , stride[0], amp, 1, dc);
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if(cbp&4) drawBasis(dst[0]+ 8*stride[0], stride[0], amp, 1, dc);
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if(cbp&8) drawBasis(dst[0]+8+8*stride[0], stride[0], amp, 1, dc);
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if(cbp&16)drawBasis(dst[1] , stride[1], amp, 1, dc);
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if(cbp&32)drawBasis(dst[2] , stride[2], amp, 1, dc);
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}
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static void dc1Test(uint8_t *dst, int stride, int w, int h, int off)
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{
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const int step= MAX(256/(w*h/256), 1);
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int y;
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int color=off;
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for(y=0; y<h; y+=16)
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{
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int x;
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for(x=0; x<w; x+=16)
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{
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drawDc(dst + x + y*stride, stride, color, 8, 8);
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color+=step;
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}
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}
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}
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static void freq1Test(uint8_t *dst, int stride, int off)
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{
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int y;
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int freq=0;
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for(y=0; y<8*16; y+=16)
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{
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int x;
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for(x=0; x<8*16; x+=16)
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{
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drawBasis(dst + x + y*stride, stride, 4*(128+off), freq, 128*8);
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freq++;
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}
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}
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}
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static void amp1Test(uint8_t *dst, int stride, int off)
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{
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int y;
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int amp=off;
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for(y=0; y<16*16; y+=16)
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{
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int x;
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for(x=0; x<16*16; x+=16)
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{
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drawBasis(dst + x + y*stride, stride, 4*(amp), 1, 128*8);
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amp++;
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}
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}
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}
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static void cbp1Test(uint8_t *dst[3], int stride[3], int off)
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{
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int y;
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int cbp=0;
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for(y=0; y<16*8; y+=16)
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{
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int x;
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for(x=0; x<16*8; x+=16)
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{
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uint8_t *dst1[3];
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dst1[0]= dst[0] + x*2 + y*2*stride[0];
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dst1[1]= dst[1] + x + y*stride[1];
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dst1[2]= dst[2] + x + y*stride[2];
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drawCbp(dst1, stride, cbp, (64+off)*4, 128*8);
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cbp++;
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}
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}
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}
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static void mv1Test(uint8_t *dst, int stride, int off)
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{
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int y;
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for(y=0; y<16*16; y++)
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{
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int x;
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if(y&16) continue;
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for(x=0; x<16*16; x++)
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{
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dst[x + y*stride]= x + off*8/(y/32+1);
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}
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}
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}
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static void put_image(struct vf_instance_s* vf, mp_image_t *mpi){
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mp_image_t *dmpi;
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static int frame=0;
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// hope we'll get DR buffer:
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dmpi=vf_get_image(vf->next,IMGFMT_YV12,
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MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
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WIDTH, HEIGHT);
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// clean
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memset(dmpi->planes[0], 0, dmpi->stride[0]*dmpi->h);
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memset(dmpi->planes[1], 128, dmpi->stride[1]*dmpi->h>>1);
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memset(dmpi->planes[2], 128, dmpi->stride[2]*dmpi->h>>1);
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if(frame%30)
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{
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switch(frame/30)
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{
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case 0: dc1Test(dmpi->planes[0], dmpi->stride[0], 256, 256, frame%30); break;
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case 1: dc1Test(dmpi->planes[1], dmpi->stride[1], 256, 256, frame%30); break;
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case 2: freq1Test(dmpi->planes[0], dmpi->stride[0], frame%30); break;
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case 3: freq1Test(dmpi->planes[1], dmpi->stride[1], frame%30); break;
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case 4: amp1Test(dmpi->planes[0], dmpi->stride[0], frame%30); break;
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case 5: amp1Test(dmpi->planes[1], dmpi->stride[1], frame%30); break;
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case 6: cbp1Test(dmpi->planes , dmpi->stride , frame%30); break;
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case 7: mv1Test(dmpi->planes[0], dmpi->stride[0], frame%30); break;
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}
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}
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vf_next_put_image(vf,dmpi);
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frame++;
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}
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//===========================================================================//
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static int query_format(struct vf_instance_s* vf, unsigned int fmt){
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return vf_next_query_format(vf,IMGFMT_YV12) & (~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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initIdct();
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return 1;
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}
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vf_info_t vf_info_test = {
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"test pattern generator",
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"test",
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"Michael Niedermayer",
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"",
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open
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};
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//===========================================================================//
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