size_t GIFImageDecoder::clearCacheExceptTwoFrames(size_t clearExceptFrame1, size_t clearExceptFrame2)
{
size_t frameBytesCleared = 0;
for (size_t i = 0; i < m_frameBufferCache.size(); ++i) {
if (m_frameBufferCache[i].getStatus() != ImageFrame::FrameEmpty && i != clearExceptFrame1 && i != clearExceptFrame2) {
frameBytesCleared += frameBytesAtIndex(i);
clearFrameBuffer(i);
}
}
return frameBytesCleared;
}
size_t ImageDecoder::clearCacheExceptFrame(size_t clearExceptFrame)
{
// Don't clear if there are no frames or only one frame.
if (m_frameBufferCache.size() <= 1)
return 0;
size_t frameBytesCleared = 0;
for (size_t i = 0; i < m_frameBufferCache.size(); ++i) {
if (i != clearExceptFrame) {
frameBytesCleared += frameBytesAtIndex(i);
clearFrameBuffer(i);
}
}
return frameBytesCleared;
}
void updateScreen()
{
int i, j, r, g, b;
clearFrameBuffer(0x000000);
for (j = 0; j < HEIGHT; j++)
{
for (i = 0; i < WIDTH; i++)
{
r = rand() % 256;
g = rand() % 256;
b = rand() % 256;
buf[j * bufPitch + i] = (r << 18) + (g << 8) + b;
}
}
}