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Code Issues Releases Wiki Activity

- optional slice height for -vo gl (example: -vo gl:32)

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based on patch by Dmitry Baryshkov <lumag@qnc.ru>
- default height changed from 1 to 4, seems to be more optimal and works
fast on both g400max & gf4ti4200


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8655 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2002-12-30 01:34:20 +00:00
parent c4afe3339f
commit ac3b6c6552
1 changed files with 20 additions and 11 deletions
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31
libvo/vo_gl.c
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@ -58,6 +58,8 @@ static uint32_t image_bytes;
static uint32_t texture_width;
static uint32_t texture_height;
static int slice_height=1;
static void resize(int x,int y){
printf("[gl] Resize: %dx%d\n",x,y);
glViewport( 0, 0, x, y );
@ -286,13 +288,13 @@ static uint32_t draw_slice(uint8_t *src[], int stride[], int w,int h,int x,int y
yuv2rgb(ImageData, src[0], src[1], src[2],
w,h, dstride, stride[0],stride[1]);
for(i=0;i<h;i++){
for(i=0;i<h;i+=slice_height){
glTexSubImage2D( GL_TEXTURE_2D, // target
0, // level
x, // x offset
y+i, // y offset
w, // width
1, // height
(i+slice_height<=h)?slice_height:h-i, // height
(BYTES_PP==4)?GL_RGBA:GL_RGB, // format
GL_UNSIGNED_BYTE, // type
ImageData+i*dstride ); // *pixels
@ -310,13 +312,13 @@ int i;
image_width, image_height,
image_width*BYTES_PP, image_width, image_width/2 );
for(i=0;i<image_height;i++){
for(i=0;i<image_height;i+=slice_height){
glTexSubImage2D( GL_TEXTURE_2D, // target
0, // level
0, // x offset
i, // y offset
image_width, // width
1, // height
(i+slice_height<=image_height)?slice_height:image_height-i, // height
(BYTES_PP==4)?GL_RGBA:GL_RGB, // format
GL_UNSIGNED_BYTE, // type
ImageData+i*BYTES_PP*image_width ); // *pixels
@ -331,10 +333,11 @@ draw_frame_x11_bgr(uint8_t *src[])
{
int i;
uint8_t *s=src[0];
uint8_t *de=&ImageData[3*image_width];
for(i=0;i<image_height;i++){
for(i=0;i<image_height;i+=slice_height){
int h=(i+slice_height<=image_height)?slice_height:image_height-i;
uint8_t *d=ImageData;
uint8_t *de=&ImageData[3*image_width*h];
while(d<de){
d[0]=s[2];
d[1]=s[1];
@ -347,7 +350,7 @@ uint8_t *de=&ImageData[3*image_width];
// image_height-1-i, // y offset
i, // y offset
image_width, // width
1, // height
h, // height
(image_bytes==4)?GL_RGBA:GL_RGB, // format
GL_UNSIGNED_BYTE, // type
ImageData); // *pixels
@ -362,14 +365,14 @@ draw_frame_x11_rgb(uint8_t *src[])
int i;
uint8_t *ImageData=src[0];
for(i=0;i<image_height;i++){
for(i=0;i<image_height;i+=slice_height){
glTexSubImage2D( GL_TEXTURE_2D, // target
0, // level
0, // x offset
// image_height-1-i, // y offset
i, // y offset
image_width, // width
1, // height
(i+slice_height<=image_height)?slice_height:image_height-i, // height
(image_bytes==4)?GL_RGBA:GL_RGB, // format
GL_UNSIGNED_BYTE, // type
ImageData+i*image_bytes*image_width ); // *pixels
@ -417,9 +420,15 @@ static uint32_t preinit(const char *arg)
{
if(arg)
{
printf("[gl] Unknown subdevice: %s\n",arg);
return ENOSYS;
slice_height = atoi(arg);
if (slice_height <= 0)
slice_height = 65536;
}
else
{
slice_height = 4;
}
printf("[vo_gl] Using %d as slice_height (0 means image_height).\n", slice_height);
if( !vo_init() ) return -1; // Can't open X11