mirror of
https://github.com/mpv-player/mpv
synced 2024-12-22 14:52:43 +00:00
121 lines
2.1 KiB
C
121 lines
2.1 KiB
C
#define DISP
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/*
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* video_out_pgm.c, pgm interface
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*
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*
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* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved.
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*
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* Hacked into mpeg2dec by
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*
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* Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
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*
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* 15 & 16 bpp support added by Franck Sicard <Franck.Sicard@solsoft.fr>
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*
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* Xv image suuport by Gerd Knorr <kraxel@goldbach.in-berlin.de>
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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 "config.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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LIBVO_EXTERN (pgm)
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static vo_info_t vo_info =
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{
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"PGM file",
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"pgm",
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"walken",
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""
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};
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static int image_width;
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static int image_height;
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static char header[1024];
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static int framenum = -2;
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static uint32_t
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init(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t fullscreen, char *title, uint32_t format)
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{
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image_height = height;
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image_width = width;
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sprintf (header, "P5\n\n%d %d\n255\n", width, height*3/2);
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return 0;
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}
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static const vo_info_t*
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get_info(void)
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{
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return &vo_info;
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}
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static void flip_page (void)
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{
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}
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static uint32_t draw_slice(uint8_t *image[], int stride[], int w,int h,int x,int y)
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//static uint32_t draw_slice(uint8_t * src[], uint32_t slice_num)
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{
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return 0;
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}
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uint32_t output_pgm_frame (char * fname, uint8_t * src[])
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{
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FILE * f;
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int i;
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f = fopen (fname, "wb");
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if (f == NULL) return 1;
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fwrite (header, strlen (header), 1, f);
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fwrite (src[0], image_width, image_height, f);
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for (i = 0; i < image_height/2; i++) {
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fwrite (src[1]+i*image_width/2, image_width/2, 1, f);
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fwrite (src[2]+i*image_width/2, image_width/2, 1, f);
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}
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fclose (f);
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return 0;
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}
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static uint32_t draw_frame(uint8_t * src[])
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{
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char buf[100];
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if (++framenum < 0)
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return 0;
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sprintf (buf, "%d.pgm", framenum);
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return output_pgm_frame (buf, src);
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}
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static uint32_t
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query_format(uint32_t format)
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{
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// switch(format){
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// case IMGFMT_YV12:
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// case IMGFMT_RGB|24:
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// case IMGFMT_BGR|24:
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// return 1;
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// }
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return 0;
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}
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static void
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uninit(void)
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{
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}
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static void check_events(void)
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{
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}
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