int rebuild_jpg_config_para(jpeg_data_t *jpeg_data,jpegdec_config_t *config)
{
int ret = 0;
switch(sMode){
case KEEP_SIZE:
case KEEPASPECTRATIO:
case SCRETCHFULLSCREEN:
ret = compute_keep_ratio(jpeg_data,config);
break;
break;
case KEEPASPECTRATIOWITHCROP:
ret = compute_keep_ratio_by_expanding(jpeg_data,config);
if(ret < 0){
ret = compute_keep_ratio(jpeg_data,config);
}
break;
default:
break;
}
if(config->dec_h<2) {
ALOGD("too small to decode with hwjpeg decoder.\n");
return -1;
}
return 0;
}
int rebuild_jpg_config_para(jpeg_data_t *jpeg_data,jpegdec_config_t *config)
{
int ret = 0;
if((scale_w*jpeg_data->info.height)!= (scale_h*jpeg_data->info.width)){
sMode = IGNOREASPECTRATIO;
}else{
sMode = KEEPASPECTRATIO;
}
#ifdef JPEG_DBG
printf("current sMode is %d\n",sMode);
#endif
switch(sMode){
case KEEPASPECTRATIO:
ret = compute_keep_ratio(jpeg_data,config);
break;
case IGNOREASPECTRATIO:
ret = compute_keep_ratio_by_expanding(jpeg_data,config);
if(ret < 0){
ret = compute_keep_ratio(jpeg_data,config);
}
break;
case KEEPASPECTRATIOBYEXPANDING:
ret = compute_keep_ratio_by_expanding(jpeg_data,config);
if(ret < 0){
ret = compute_keep_ratio(jpeg_data,config);
}
break;
default:
break;
}
if(config->dec_h<2) {
printf("too small to decode with hwjpeg decoder.\n");
return -1;
}
config->canvas_width = CANVAS_ALIGNED(config->dec_w);
planes[0] = (unsigned char *)CMEM_alloc(0,
config->canvas_width * config->dec_h, &cmemParm);
planes[1] = (unsigned char *)CMEM_alloc(0,
CANVAS_ALIGNED((config->canvas_width/2)) *config->dec_h/2, &cmemParm);
planes[2] = (unsigned char *)CMEM_alloc(0,
CANVAS_ALIGNED((config->canvas_width/2)) * config->dec_h/2, &cmemParm);
if ((!planes[0]) || (!planes[1]) || (!planes[2])) {
printf("Not enough memory\n");
if (planes[0])
CMEM_free(planes[0], &cmemParm);
if (planes[1])
CMEM_free(planes[1], &cmemParm);
if (planes[2])
CMEM_free(planes[2], &cmemParm);
return -1;
}
config->addr_y = CMEM_getPhys(planes[0]);
config->addr_u = CMEM_getPhys(planes[1]);
config->addr_v = CMEM_getPhys(planes[2]);
if(config->dec_w==0 ||config->dec_h==0)
{
config->dec_w= jpeg_data->info.width;
config->dec_h= jpeg_data->info.height;
}
// scaleSize(config->dec_w, config->dec_h, jpeg_data->info.width, jpeg_data->info.height, (Qt::AspectRatioMode)config->opt);
config->opt = 0;
config->dec_x = 0;
config->dec_y = 0;
config->angle = CLKWISE_0;
clear_plane(0,config);
clear_plane(1,config);
clear_plane(2,config);
return 0;
}
