mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-06 06:06:16 +02:00
2e63919e78
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12180 3c298f89-4303-0410-b956-a3cf2f4a3e73
135 lines
3.9 KiB
Diff
135 lines
3.9 KiB
Diff
--- a/nw8xx_jpgl.c
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+++ b/nw8xx_jpgl.c
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@@ -111,18 +111,18 @@
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// Clamping table
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#define SAFE_CLAMP
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#ifdef SAFE_CLAMP
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-inline unsigned char clamp(int x) {
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+inline unsigned char nw8xx_clamp(int x) {
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if ( x > 255 )
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return 255;
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if ( x < 0 )
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return 0;
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return x;
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}
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-#define clamp_adjust(x) clamp(x+128)
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+#define nw8xx_clamp_adjust(x) nw8xx_clamp(x+128)
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#else
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-#define clamp(x) clampTbl[(x)+512]
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-#define clamp_adjust(x) clampTbl[(x)+640]
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-static char clampTbl[1280];
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+#define nw8xx_clamp(x) nw8xx_clampTbl[(x)+512]
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+#define nw8xx_clamp_adjust(x) nw8xx_clampTbl[(x)+640]
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+static char nw8xx_clampTbl[1280];
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#endif
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// Code to initialize those tables
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@@ -195,19 +195,19 @@
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}
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#ifndef SAFE_CLAMP
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-static void clampTbl_init(void)
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+static void nw8xx_clampTbl_init(void)
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{
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// Instead of doing if(...) to test for overrange, we use
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- // a clamping table
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+ // a nw8xx_clamping table
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int i;
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for (i=0 ; i < 512 ; i++)
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- clampTbl[i] = 0;
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+ nw8xx_clampTbl[i] = 0;
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for (i=512 ; i < 768 ; i++ )
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- clampTbl[i] = i - 512;
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+ nw8xx_clampTbl[i] = i - 512;
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for (i=768 ; i < 1280 ; i++ )
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- clampTbl[i] = 255;
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+ nw8xx_clampTbl[i] = 255;
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}
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#endif
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@@ -521,16 +521,16 @@
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for ( x=0 ; x<4 ; x++ )
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{
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// Y block
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- Yline[ 0] = clamp_adjust(block_y[block_idx ]);
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- Yline[ 4] = clamp_adjust(block_y[block_idx+16]);
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- Yline[ 8] = clamp_adjust(block_y[block_idx+32]);
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- Yline[12] = clamp_adjust(block_y[block_idx+48]);
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+ Yline[ 0] = nw8xx_clamp_adjust(block_y[block_idx ]);
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+ Yline[ 4] = nw8xx_clamp_adjust(block_y[block_idx+16]);
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+ Yline[ 8] = nw8xx_clamp_adjust(block_y[block_idx+32]);
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+ Yline[12] = nw8xx_clamp_adjust(block_y[block_idx+48]);
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// U block
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- *Uline = clamp_adjust(block_u[block_idx]);
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+ *Uline = nw8xx_clamp_adjust(block_u[block_idx]);
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// V block
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- *Vline = clamp_adjust(block_v[block_idx]);
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+ *Vline = nw8xx_clamp_adjust(block_v[block_idx]);
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// Ajust pointers & index
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block_idx++;
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@@ -596,9 +596,9 @@
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vc = Vline[0];
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// B G R
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- *(fb++) = clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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- *(fb++) = clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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- *(fb++) = clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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#ifdef _JPGL_TEST_
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fb++;
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#endif
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@@ -609,9 +609,9 @@
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vc = ( 3*Vline[0] + Vline[1] ) >> 2;
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// B G R
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- *(fb++) = clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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- *(fb++) = clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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- *(fb++) = clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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#ifdef _JPGL_TEST_
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fb++;
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#endif
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@@ -622,9 +622,9 @@
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vc = ( Vline[0] + Vline[1] ) >> 1;
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// B G R
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- *(fb++) = clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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- *(fb++) = clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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- *(fb++) = clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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#ifdef _JPGL_TEST_
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fb++;
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#endif
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@@ -635,9 +635,9 @@
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vc = ( Vline[0] + 3*Vline[1] ) >> 2;
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// B G R
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- *(fb++) = clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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- *(fb++) = clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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- *(fb++) = clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_v2[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc - yuvTbl_u2[uc] - yuvTbl_v1[vc] ) >> 16);
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+ *(fb++) = nw8xx_clamp(( yc + yuvTbl_u1[uc] ) >> 16);
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#ifdef _JPGL_TEST_
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fb++;
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#endif
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@@ -707,6 +707,6 @@
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vlcTbl_init();
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yuvTbl_init();
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#ifndef SAFE_CLAMP
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- clampTbl_init();
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+ nw8xx_clampTbl_init();
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#endif
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}
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