Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer
Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority
#include "yuv.h"
void
yuv_sv411_to_cl422dc(int invert, void *data, void *yuv, int width, int height)
{
struct yuv411 *in = data;
struct yuv422 *out_even = yuv;
struct yuv422 *out_odd = out_even + width / 2;
int i, j; /* counters */
for (i = height / 2; i--; ) {
for (j = width / 4; j--; ) {
YUV422_Y0(*out_even) = YUV411_Y00(*in);
YUV422_U0(*out_even) = YUV411_U00(*in);
YUV422_V0(*out_even) = YUV411_V00(*in);
YUV422_Y1(*out_even) = YUV411_Y01(*in);
out_even++;
YUV422_Y0(*out_even) = YUV411_Y02(*in);
YUV422_U0(*out_even) = YUV411_U02(*in);
YUV422_V0(*out_even) = YUV411_V02(*in);
YUV422_Y1(*out_even) = YUV411_Y03(*in);
out_even++;
YUV422_Y0(*out_odd) = YUV411_Y10(*in);
YUV422_U0(*out_odd) = YUV411_U10(*in);
YUV422_V0(*out_odd) = YUV411_V10(*in);
YUV422_Y1(*out_odd) = YUV411_Y11(*in);
out_odd++;
YUV422_Y0(*out_odd) = YUV411_Y12(*in);
YUV422_U0(*out_odd) = YUV411_U12(*in);
YUV422_V0(*out_odd) = YUV411_V12(*in);
YUV422_Y1(*out_odd) = YUV411_Y13(*in);
out_odd++;
in++;
}
out_even += width / 2;
out_odd += width / 2;
}
}
void
yuv_sv411_to_cl422dc_quartersize(int invert, void *data, void *yuv,
int width, int height)
{
int w4 = width / 4; /* quarter of width is used often */
struct yuv411 *in_even = data;
struct yuv411 *in_odd = in_even + w4;
struct yuv422 *out_even = yuv;
struct yuv422 *out_odd = out_even + w4;
int i, j; /* counters */
int u, v; /* U and V values */
for (i = height / 4; i--; ) {
for (j = w4; j--; ) {
u = YUV411_U00(*in_even);
v = YUV411_V00(*in_even);
YUV422_Y0(*out_even) = YUV411_Y00(*in_even);
YUV422_U0(*out_even) = u;
YUV422_V0(*out_even) = v;
YUV422_Y1(*out_even) = YUV411_Y02(*in_even);
YUV422_Y0(*out_odd) = YUV411_Y10(*in_odd);
YUV422_U0(*out_odd) = u;
YUV422_V0(*out_odd) = v;
YUV422_Y1(*out_odd) = YUV411_Y12(*in_odd);
in_even++;
in_odd++;
out_even++;
out_odd++;
}
in_even += w4;
in_odd += w4;
out_even += w4;
out_odd += w4;
}
}
void
yuv_sv411_to_cl422dc_sixteenthsize(int invert, void *data, void *yuv,
int width, int height)
{
int w4_3 = 3 * width / 4; /* three quarters of width is used often */
int w8 = width / 8; /* and so is one eighth */
struct yuv411 *in_even = data;
struct yuv411 *in_odd = in_even + width / 2;
struct yuv422 *out_even = yuv;
struct yuv422 *out_odd = out_even + w8;
int i, j; /* counters */
int u, v; /* U and V values */
for (i = height / 8; i--; ) {
for (j = w8; j--; ) {
u = YUV411_U00(in_even[0]);
v = YUV411_V00(in_even[0]);
YUV422_Y0(*out_even) = YUV411_Y00(in_even[0]);
YUV422_U0(*out_even) = u;
YUV422_V0(*out_even) = v;
YUV422_Y1(*out_even) = YUV411_Y00(in_even[1]);
YUV422_Y0(*out_odd) = YUV411_Y00(in_odd[0]);
YUV422_U0(*out_odd) = u;
YUV422_V0(*out_odd) = v;
YUV422_Y1(*out_odd) = YUV411_Y00(in_even[1]);
in_even += 2;
in_odd += 2;
out_even++;
out_odd++;
}
in_even += w4_3;
in_odd += w4_3;
out_even += w8;
out_odd += w8;
}
}