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TAV/TAD doc update

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minjaesong
2025-11-10 17:01:44 +09:00
parent edb951fb1a
commit c1d6a959f5
18 changed files with 512 additions and 423 deletions
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16
video_encoder/encoder_ipf1d.c
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@@ -100,8 +100,8 @@ static ycocg_t rgb_to_ycocg_correct(uint8_t r, uint8_t g, uint8_t b, float dithe
return result;
}
static int quantize_4bit_y(float value) {
// Y quantization: round(y * 15)
static int quantise_4bit_y(float value) {
// Y quantisation: round(y * 15)
return (int)round(fmaxf(0.0f, fminf(15.0f, value * 15.0f)));
}
@@ -360,7 +360,7 @@ static void encode_ipf1_block_correct(uint8_t *rgb_data, int width, int height,
pixels[idx] = (ycocg_t){0.0f, 0.0f, 0.0f};
}
y_values[idx] = quantize_4bit_y(pixels[idx].y);
y_values[idx] = quantise_4bit_y(pixels[idx].y);
co_values[idx] = pixels[idx].co;
cg_values[idx] = pixels[idx].cg;
}
@@ -567,7 +567,7 @@ static int process_audio(encoder_config_t *config, int frame_num, FILE *output)
return 1;
}
// Initialize packet size on first frame
// Initialise packet size on first frame
if (config->mp2_packet_size == 0) {
uint8_t header[4];
if (fread(header, 1, 4, config->mp2_file) != 4) return 1;
@@ -589,7 +589,7 @@ static int process_audio(encoder_config_t *config, int frame_num, FILE *output)
double packets_per_frame = frame_audio_time / packet_audio_time;
// Only insert audio when buffer would go below 2 frames
// Initialize with 2 packets on first frame to prime the buffer
// Initialise with 2 packets on first frame to prime the buffer
int packets_to_insert = 0;
if (frame_num == 1) {
packets_to_insert = 2;
@@ -654,7 +654,7 @@ static void write_tvdos_header(encoder_config_t *config, FILE *output) {
fwrite(reserved, 1, 10, output);
}
// Initialize encoder configuration
// Initialise encoder configuration
static encoder_config_t *init_encoder_config() {
encoder_config_t *config = calloc(1, sizeof(encoder_config_t));
if (!config) return NULL;
@@ -807,7 +807,7 @@ static void print_usage(const char *program_name) {
int main(int argc, char *argv[]) {
encoder_config_t *config = init_encoder_config();
if (!config) {
fprintf(stderr, "Failed to initialize encoder\n");
fprintf(stderr, "Failed to initialise encoder\n");
return 1;
}
@@ -904,7 +904,7 @@ int main(int argc, char *argv[]) {
// Write TVDOS header
write_tvdos_header(config, output);
// Initialize progress tracking
// Initialise progress tracking
gettimeofday(&config->start_time, NULL);
config->last_progress_time = config->start_time;
config->total_output_bytes = 8 + 2 + 2 + 2 + 4 + 2 + 2 + 10; // TVDOS header size