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Code Issues Releases Wiki Activity

cleanups, removed swscaler, osd support - by Joey Parrish <joey@yunamusic.com>

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6079 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2002-05-13 20:47:03 +00:00
parent bb0c81530d
commit 7f8e05ad75
1 changed files with 30 additions and 53 deletions
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83
libvo/vo_gif89a.c
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@ -39,7 +39,6 @@ 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;
@ -49,52 +48,36 @@ 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;
#ifdef HAVE_GIF_4
char LB[] = {
'N','E','T','S',
'C','A','P','E',
'2','.','0' };
char LB2[] = { 1, 0x00, 0x00 };
#endif
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_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;
@ -105,7 +88,15 @@ static uint32_t config
if (vo_config_count > 0)
return 0;
// this line causes crashes in certain earlier versions of libungif.
// i don't know exactly which, but certainly all those before v4.
// if you have problems, you need to upgrade your gif library.
#ifdef HAVE_GIF_4
EGifSetGifVersion("89a");
#else
fprintf(stderr, "vo_gif89a: Your version of libgif/libungif needs to be upgraded.\n");
fprintf(stderr, "vo_gif89a: Some functionality has been disabled.\n");
#endif
newgif = EGifOpenFileName(filename, 0);
if (newgif == NULL)
{
@ -113,8 +104,12 @@ static uint32_t config
return(1);
}
EGifPutScreenDesc(newgif, image_width, image_height, 256, 0, Cmap);
#ifdef HAVE_GIF_4
// version 3 of libgif/libungif does not support multiple control blocks.
// for this version, looping will be disabled.
EGifPutExtensionFirst(newgif, 0xFF, 11, LB);
EGifPutExtensionLast(newgif, 0, 3, LB2);
#endif
return 0;
}
@ -134,12 +129,6 @@ static uint32_t draw_frame(uint8_t * src[])
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);
@ -170,8 +159,18 @@ static uint32_t draw_frame(uint8_t * src[])
return (0);
}
#ifdef USE_OSD
static void draw_alpha(int x0, int y0, int w, int h, unsigned char *src, unsigned char *srca, int stride)
{
vo_draw_alpha_rgb24(w, h, src, srca, stride, image_data + 3 * (y0 * image_width + x0), 3 * image_width);
}
#endif
static void draw_osd(void)
{
#ifdef USE_OSD
vo_draw_text(image_width, image_height, draw_alpha);
#endif
}
static void flip_page (void)
@ -182,7 +181,7 @@ static void flip_page (void)
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 (image_format == IMGFMT_YV12) {
if ((framenum++ % gif_frameskip)) return;
@ -217,26 +216,8 @@ static void flip_page (void)
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]);
}
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;
}
@ -244,14 +225,10 @@ 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 1 | VFCAP_TIMER | VFCAP_ACCEPT_STRIDE;
}
return 0;
}