resize代码:
int Scale4(int fd, int src_width, int src_height, int dst_width ,int dst_height,void *outmppbuffer)
{
int ret = 0;
int64_t start = 0;
int src_buf_size, dst_buf_size ,tmp_buf_size;
// int dst_width = 1280;
// int dst_height = 960;
// int dst_width = 640;
// int dst_height = 480;
int src_format = RK_FORMAT_YCbCr_420_SP;
int tmp_format = RK_FORMAT_RGB_888;
int dst_format = RK_FORMAT_YCbCr_420_SP;
char *tmp_buf;
int tmp_dma_fd;
// int tmp_width = 4000;
// int tmp_height = 3000;
// int tmp_width = 1280;
// int tmp_height = 960;
// int tmp_width = 640;
// int tmp_height = 480;