eessppeelllloo/veejay
1
0
Fork 0
mirror of https://github.com/game-stop/veejay.git synced 2026-01-06 06:55:31 +01:00
Code Issues Packages Projects Releases Wiki Activity

fix recording, drop internal 420

Browse Source 
git-svn-id: svn://code.dyne.org/veejay/trunk@1244 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
This commit is contained in:
Niels Elburg
2008-12-03 19:44:22 +00:00
parent 6fa4d2d3aa
commit 4dc1981f59
18 changed files with 273 additions and 388 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
veejay-current/veejay-server/libyuv/yuvconv.c
View File

@@ -376,12 +376,10 @@ void yuv422p_to_yuv422(uint8_t * yuv420[3], uint8_t * dest, int width,
int height)
{
unsigned int x, y;
uint8_t *Cb = yuv420[1];
uint8_t *Cr = yuv420[2];
uint8_t *Y = yuv420[0];
for (y = 0; y < height; ++y) {
uint8_t *Y = yuv420[0] + y * width;
uint8_t *Cb = yuv420[1] + (y / 2) * (width);
uint8_t *Cr = yuv420[2] + (y / 2) * (width);
for (x = 0; x < width; x +=2) {
*(dest + 0) = Y[0];
*(dest + 1) = Cb[0];
@@ -392,6 +390,9 @@ void yuv422p_to_yuv422(uint8_t * yuv420[3], uint8_t * dest, int width,
++Cb;
++Cr;
}
Y += width;
Cb += (width>>1);
Cr += (height>>1);
}
}
@@ -1078,3 +1079,43 @@ char *yuv_get_scaler_name(int id)
return sws_scaler_types[i].name;
return NULL;
}
void yuv422to420planar( uint8_t *src[3], uint8_t *dst[3], int w, int h )
{
unsigned int x,y,k=0;
const int hei = h >> 1;
const int wid = w >> 1;
uint8_t *u = dst[1];
uint8_t *v = dst[2];
uint8_t *a = src[1];
uint8_t *b = src[2];
for( y = 0 ; y < hei; y ++ ) {
for( x= 0; x < wid ; x ++ ) {
u[k] = a[ (y<<1) * wid + x ];
v[k] = b[ (y<<1) * wid + x ];
k++;
}
}
}
void yuv420to422planar( uint8_t *src[3], uint8_t *dst[3], int w, int h )
{
unsigned int x,y;
unsigned int k=0;
const int hei = h >> 1;
const int wid = w >> 1;
uint8_t *u = dst[1];
uint8_t *v = dst[2];
uint8_t *a = src[1];
uint8_t *b = src[2];
for( y = 0 ; y < hei; y ++ ) {
u = dst[1] + ( (y << 1 ) * wid );
v = dst[2] + ( (y << 1 ) * wid );
for( x= 0; x < wid ; x ++ ) {
u[k] = a[ y * wid + x];
u[k + wid ] = a[y*wid+x];
v[k] = b[ y * wid + x];
v[k + wid ] = b[y * wid + x ];
}
}
//FIXME
}

3
veejay-current/veejay-server/libyuv/yuvconv.h
View File

@@ -137,4 +137,7 @@ void yuv_fx_context_process( void *ctx, VJFrame *src, VJFrame *dst );
void yuv_fx_context_destroy( void *ctx );
void yuv420to422planar( uint8_t *src[3], uint8_t *dst[3], int w, int h );
void yuv422to420planar( uint8_t *src[3], uint8_t *dst[3], int w, int h );
#endif