leandromoreira

+AVCodec ff_libdav1d_decoder = {
+    .name           = "libdav1d",
+    .long_name      = NULL_IF_CONFIG_SMALL("dav1d AV1 decoder by VideoLAN"),
+    .type           = AVMEDIA_TYPE_VIDEO,
+    .id             = AV_CODEC_ID_AV1,
+    .priv_data_size = sizeof(Libdav1dContext),
+    .init           = libdav1d_init,
+    .close          = libdav1d_close,
+    .flush          = libdav1d_flush,
+    .receive_frame  = libdav1d_receive_frame,

leandromoreira

static const struct file_operations proc_cpuinfo_operations = {
	.open		= cpuinfo_open,
	.read		= seq_read,
	.llseek		= seq_lseek,
	.release	= seq_release,
};

leandromoreira

const struct file_operations ext4_dir_operations = {
	.llseek		= ext4_dir_llseek,
	.read		= generic_read_dir,
	//..
};

leandromoreira

struct file_operations {
	struct module *owner;
	loff_t (*llseek) (struct file *, loff_t, int);
	ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
	ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
  //...
}

leandromoreira

struct Codec
{
	*int (*encode)(*int);
	*int (*decode)(*int);
};


*int h264_encode(int *bytes)
{
// ...

leandromoreira

type Codec interface {
   Encode(data []int) ([]int, error)
   Decode(data []int) ([]int, error)
} 

type H264 struct {
}

func (H264) Encode(data []int) ([]int, error) {
  // ... lots of code

leandromoreira

class AV1
  def encode(bytes)
  end
  def decode(bytes)
  end
end

class H264
  def encode(bytes)
  end

leandromoreira

https://www.gtplanet.net/how-gran-turismo-is-made/
https://www.fia.com/news/auto-changing-game
https://www.youtube.com/watch?v=I8GQCZgCNw8
https://www.gtplanet.net/dr-kazunori-yamauchi-gives-lecture-gran-turismos-driving-physics-production/
https://www.gtplanet.net/polyphony-digital-reveals-gt-sports-iris-ray-tracing-system-at-cedec-2018
https://www.youtube.com/watch?v=VxL9j-j7JaI
https://www.youtube.com/watch?v=FPX2qRQAnBo
https://www.youtube.com/watch?v=QESGXTFFZXM
https://www.youtube.com/watch?v=-FrybeCxDPU
https://www.youtube.com/watch?v=ygUqvfeAaa0

leandromoreira

function [ref_ii, ref_jj, blk_residual] = block_match(blk, frame)

% frame and block dimensions
[H, W] = size(frame);
blk_size = size(blk, 1);

ref_ii = 1;
ref_jj = 1;
err = (255 ^ 2) * (blk_size ^ 2);
blk_residual = 255 * ones(blk_size, blk_size);

leandromoreira

Image = imread('Cameraman256.bmp');
Frequency = zeros(256);
Samples = 256 * 256;

for i = 1:256
    for j = 1:256
        % convert 0-255 to index-wise
        IntensityIndex = Image(i,j) + 1; 
        Frequency(IntensityIndex) = Frequency(IntensityIndex) + 1;
    end