Update of /cvsroot/mplayer/main/libvo In directory mail:/var/tmp.root/cvs-serv4956/libvo Modified Files: video_out.c Added Files: vo_gif89a.c Log Message: -vo gif - by Joey Parrish <joey@yunamusic.com> --- NEW FILE --- /* * vo_gif89a.c Generate gif89a output in file out.gif * * Originally based on vo_png.c * * Stolen (C) 2002 by GifWhore <joey@yunamusic.com> * */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> #include "config.h" #include "video_out.h" #include "video_out_internal.h" #include "../postproc/rgb2rgb.h" #include <gif_lib.h> #define GIFWHORE_version 0.90 LIBVO_EXTERN (gif89a) static vo_info_t vo_info = { "GIF89a (out.gif)", "gif89a", "GifWhore <joey@yunamusic.com>", "" }; extern int verbose; extern int vo_config_count; static int image_width; static int image_height; static int image_format; static uint8_t *image_data=NULL; static unsigned int scale_srcW = 0, scale_srcH = 0; static int reverse_map = 0; static unsigned char framenum = 0; static int gif_frameskip; static int gif_framedelay; static int target_fps = 0; GifFileType *newgif=NULL; /* * TODO * OSD!!! */ static uint32_t config (uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t fullscreen, char *title, uint32_t format, const vo_tune_info_t *info) { char filename[] = "out.gif"; ColorMapObject *Cmap; char LB[] = { 'N','E','T','S', 'C','A','P','E', '2','.','0' }; char LB2[] = { 1, 0x00, 0x00 }; if (target_fps == 0) target_fps = 5; gif_frameskip = (vo_fps + 0.25) / target_fps; gif_framedelay = 100 / target_fps; if ((width != d_width) || (height != d_height)) { image_width = (d_width + 7) & ~7; image_height = d_height; scale_srcW = width; scale_srcH = height; SwScale_Init(); } else { image_width = width; image_height = height; } image_format = format; Cmap = MakeMapObject(256, NULL); switch(format) { case IMGFMT_BGR32: case IMGFMT_BGR24: reverse_map = 1; break; case IMGFMT_RGB32: case IMGFMT_RGB24: break; case IMGFMT_IYUV: case IMGFMT_I420: case IMGFMT_YV12: reverse_map = 1; yuv2rgb_init(24, MODE_RGB); image_data = malloc(image_width*image_height*3); break; default: return 1; } if (vo_config_count > 0) return 0; EGifSetGifVersion("89a"); newgif = EGifOpenFileName(filename, 0); if (newgif == NULL) { fprintf(stderr, "error opening file for output.\n"); return(1); } EGifPutScreenDesc(newgif, image_width, image_height, 256, 0, Cmap); EGifPutExtensionFirst(newgif, 0xFF, 11, LB); EGifPutExtensionLast(newgif, 0, 3, LB2); return 0; } static const vo_info_t* get_info(void) { return &vo_info; } static uint32_t draw_frame(uint8_t * src[]) { uint8_t *use_data; ColorMapObject *Cmap; uint8_t Colors[256 * 3]; int z; char CB[] = { (char)(gif_framedelay >> 8), (char)(gif_framedelay & 0xff), 0, 0}; if ((framenum++ % gif_frameskip)) return(0); if ((image_format == IMGFMT_BGR32) || (image_format == IMGFMT_RGB32)) { rgb32to24(src[0], image_data, image_width * image_height * 4); src[0] = image_data; } Cmap = MakeMapObject(256, NULL); use_data = (uint8_t *)malloc(image_width * image_height); if (gif_reduce(image_width, image_height, src[0], use_data, Colors)) return(0); if (reverse_map) { for (z = 0; z < 256; z++) { Cmap->Colors[z].Blue = Colors[(z * 3) + 0]; Cmap->Colors[z].Green = Colors[(z * 3) + 1]; Cmap->Colors[z].Red = Colors[(z * 3) + 2]; } } else { for (z = 0; z < 256; z++) { Cmap->Colors[z].Red = Colors[(z * 3) + 0]; Cmap->Colors[z].Green = Colors[(z * 3) + 1]; Cmap->Colors[z].Blue = Colors[(z * 3) + 2]; } } EGifPutExtension(newgif, 0xF9, 0x04, CB); EGifPutImageDesc(newgif, 0, 0, image_width, image_height, 0, Cmap); EGifPutLine(newgif, use_data, image_width * image_height); FreeMapObject(Cmap); free(use_data); return (0); } static void draw_osd(void) { } static void flip_page (void) { uint8_t *use_data; ColorMapObject *Cmap; uint8_t Colors[256 * 3]; int z; char CB[] = { (char)(gif_framedelay >> 8), (char)(gif_framedelay & 0xff), 0, 0}; if ((image_format == IMGFMT_YV12) || (image_format == IMGFMT_IYUV) || (image_format == IMGFMT_I420)) { if ((framenum++ % gif_frameskip)) return; Cmap = MakeMapObject(256, NULL); use_data = (uint8_t *)malloc(image_width * image_height); if (gif_reduce(image_width, image_height, image_data, use_data, Colors)) return; if (reverse_map) { for (z = 0; z < 256; z++) { Cmap->Colors[z].Blue = Colors[(z * 3) + 0]; Cmap->Colors[z].Green = Colors[(z * 3) + 1]; Cmap->Colors[z].Red = Colors[(z * 3) + 2]; } } else { for (z = 0; z < 256; z++) { Cmap->Colors[z].Red = Colors[(z * 3) + 0]; Cmap->Colors[z].Green = Colors[(z * 3) + 1]; Cmap->Colors[z].Blue = Colors[(z * 3) + 2]; } } EGifPutExtension(newgif, 0xF9, 0x04, CB); EGifPutImageDesc(newgif, 0, 0, image_width, image_height, 0, Cmap); EGifPutLine(newgif, use_data, image_width * image_height); FreeMapObject(Cmap); free(use_data); } } static uint32_t draw_slice( uint8_t *src[],int stride[],int w,int h,int x,int y ) { /* hack: swap planes for I420 ;) -- alex */ if ((image_format == IMGFMT_IYUV) || (image_format == IMGFMT_I420)) { uint8_t *src_i420[3]; src_i420[0] = src[0]; src_i420[1] = src[2]; src_i420[2] = src[1]; src = src_i420; } if (scale_srcW) { uint8_t *dst[3] = {image_data, NULL, NULL}; SwScale_YV12slice(src,stride,y,h, dst, image_width*3, 24, scale_srcW, scale_srcH, image_width, image_height); } else { uint8_t *dst = image_data + (image_width * y + x) * 3; yuv2rgb(dst,src[0],src[1],src[2],w,h,image_width*3,stride[0],stride[1]); } return 0; } static uint32_t query_format(uint32_t format) { switch(format){ case IMGFMT_IYUV: case IMGFMT_I420: case IMGFMT_YV12: case IMGFMT_RGB|32: case IMGFMT_BGR|32: case IMGFMT_RGB|24: case IMGFMT_BGR|24: return 1 | VFCAP_SWSCALE | VFCAP_TIMER | VFCAP_ACCEPT_STRIDE; } return 0; } static void uninit(void) { char temp[256]; if (image_data) { free(image_data); image_data=NULL; } if (vo_config_count > 0) { sprintf(temp, "gifwhore v%2.2f (c) %s\r\n", GIFWHORE_version, "joey@yunamusic.com"); EGifPutComment(newgif, temp); EGifCloseFile(newgif); } } static void check_events(void) { } int gif_reduce(int width, int height, unsigned char *source, unsigned char *destination, unsigned char *palette) { GifColorType cmap[256]; unsigned char Ra[width * height]; unsigned char Ga[width * height]; unsigned char Ba[width * height]; unsigned char *R, *G, *B; int Size = 256; int i; R = Ra; G = Ga; B = Ba; for (i = 0; i < width * height; i++) { *R++ = *source++; *G++ = *source++; *B++ = *source++; } R = Ra; G = Ga; B = Ba; if (QuantizeBuffer(width, height, &Size, R, G, B, destination, cmap) == GIF_ERROR) { fprintf(stderr, "vo_gif89a: Quantize failed!\n"); return(-1); } for (i = 0; i < Size; i++) { *palette++ = cmap[i].Red; *palette++ = cmap[i].Green; *palette++ = cmap[i].Blue; } return(0); } static uint32_t preinit(const char *arg) { int i = 0; if (arg) i = atoi(arg); if (i > vo_fps) i = vo_fps; if (i < 1) i = 5; target_fps = i; return 0; } static uint32_t control(uint32_t request, void *data, ...) { switch (request) { case VOCTRL_QUERY_FORMAT: return query_format(*((uint32_t*)data)); } return VO_NOTIMPL; } Index: video_out.c =================================================================== RCS file: /cvsroot/mplayer/main/libvo/video_out.c,v retrieving revision 1.49 retrieving revision 1.50 diff -u -r1.49 -r1.50 --- video_out.c 16 Apr 2002 11:21:59 -0000 1.49 +++ video_out.c 12 May 2002 01:07:25 -0000 1.50 @@ -103,6 +103,9 @@ #ifdef HAVE_JPEG extern vo_functions_t video_out_jpeg; #endif +#ifdef HAVE_GIF +extern vo_functions_t video_out_gif89a; +#endif #ifdef HAVE_VESA extern vo_functions_t video_out_vesa; #endif @@ -169,6 +172,9 @@ #endif #ifdef HAVE_JPEG &video_out_jpeg, +#endif +#ifdef HAVE_GIF + &video_out_gif89a, #endif &video_out_null, // &video_out_odivx,