int AndroidVideoOutput::InitScaler (AVStream *vstream) {
if (mpImgConvertCtx) {
sws_freeContext (mpImgConvertCtx);
mpImgConvertCtx = NULL;
}
#if 0
if (iVideoDisplayWidth <= 0 || iVideoDisplayHeight <= 0) {
ERROR ("video display size is invalid! width=%d, height=%d", iVideoDisplayWidth, iVideoDisplayHeight);
return -1;
}
#endif
if (vstream == NULL) {
ERROR ("vstream == NULL!");
return -1;
}
AVCodecContext *codecCtx = vstream->codec;
if (codecCtx == NULL) {
ERROR ("error! codecCtx == NULL!");
return -1;
}
int width = 0, height = 0;
width = codecCtx->width;
height = codecCtx->height;
SetFrameSize (width, height);
SetDisplaySize (width, height);
SwsContext *img_convert_ctx = sws_getContext (width, height, codecCtx->pix_fmt,
iVideoDisplayWidth, iVideoDisplayHeight, PIX_FMT_RGB565,
SWS_BICUBIC, NULL, NULL, NULL);
if (img_convert_ctx == NULL) {
ERROR ("img_convert_ctx == NULL!");
}
mpImgConvertCtx = img_convert_ctx;
return 0;
}
//Init the renderer
bool CRenderer::Init(int w, int h)
{
if(!SetDisplaySize(w, h))
return false;
GLInit();
frameTimer.Start();
return true;
}
void CSampleDialogScrollHelper::SetDisplaySize(CRect rect)
{
SetDisplaySize(rect.Width(), rect.Height());
}