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libeplayer3 optimizations

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This commit is contained in:
martii
2013-07-29 18:35:48 +02:00
committed by Stefan Seyfried
parent aa5f59c5e6
commit 95d724ced0
5 changed files with 27 additions and 32 deletions
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45
libeplayer3/output/writer/framebuffer.c
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@@ -119,20 +119,19 @@ static int writeData(void* _call)
return 0;
}
int dst_stride = call->destStride/sizeof(uint32_t);
int dst_delta = dst_stride - call->Width;
uint32_t *dst = call->destination + call->y * dst_stride + call->x;
if (call->data)
{
int src_stride = call->Stride;
unsigned int x,y;
const unsigned char *src = call->data;
int dst_stride = call->destStride/sizeof(uint32_t);
int dst_delta = dst_stride - call->Width;
uint32_t *dst = call->destination + call->y * dst_stride + call->x;
static uint32_t last_color = 0;
static uint32_t colortable[256];
int src_delta = call->Stride - call->Width;
unsigned char *src = call->data;
static uint32_t last_color = 0, colortable[256];
if (last_color != call->color) {
// call->color is rgba, our spark frame buffer is argb
uint32_t c = call->color >> 8;
uint32_t a = 255 - (call->color & 0xff);
uint32_t c = call->color >> 8, a = 255 - (call->color & 0xff);
int i;
for (i = 0; i < 256; i++) {
uint32_t k = (a * i) >> 8;
@@ -151,25 +150,21 @@ static int writeData(void* _call)
fb_printf(100, "dest %p\n", call->destination);
fb_printf(100, "dest.stride %d\n", call->destStride);
for (y=0;y<call->Height;y++) {
for (x = 0; x < call->Width; x++) {
uint32_t c = colortable[src[x]];
unsigned char *src_final = src + call->Height * call->Width;
for (; src < src_final; dst += dst_delta, src += src_delta) {
u_char *src_end = src + call->Width;
for (; src < src_end; dst++, src++) {
uint32_t c = colortable[*src];
if (c)
*dst++ = c;
else
dst++;
*dst = c;
}
dst += dst_delta;
src += src_stride;
}
} else {
unsigned int y;
int dst_stride = call->destStride/sizeof(uint32_t);
uint32_t *dst = call->destination + call->y * dst_stride + call->x;
for (y = 0; y < call->Height; y++) {
memset(dst, 0, call->Width * 4);
dst += dst_stride;
uint32_t *dst_final = dst + call->Width + call->Height * dst_stride;
for (; dst < dst_final; dst += dst_delta) {
uint32_t *dst_end = dst + call->Width;
for (; dst < dst_end; dst++)
*dst = 0;
}
}