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tav: just more stat numbers

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minjaesong
2025-10-08 16:17:14 +09:00
parent 67445b040c
commit f980f23efe
1 changed files with 9 additions and 9 deletions
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18
video_encoder/encoder_tav.c
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@@ -582,6 +582,11 @@ static int parse_resolution(const char *res_str, int *width, int *height) {
return sscanf(res_str, "%dx%d", width, height) == 2; return sscanf(res_str, "%dx%d", width, height) == 2;
} }
// encoder stats
static size_t count_intra = 0;
static size_t count_delta = 0;
static size_t count_skip = 0;
// Function prototypes // Function prototypes
static void show_usage(const char *program_name); static void show_usage(const char *program_name);
static tav_encoder_t* create_encoder(void); static tav_encoder_t* create_encoder(void);
@@ -1903,13 +1908,16 @@ static size_t compress_and_write_frame(tav_encoder_t *enc, uint8_t packet_type)
if (is_keyframe || !enc->previous_coeffs_allocated) { if (is_keyframe || !enc->previous_coeffs_allocated) {
mode = TAV_MODE_INTRA; // I-frames, first frames, or intra-only mode always use INTRA mode = TAV_MODE_INTRA; // I-frames, first frames, or intra-only mode always use INTRA
count_intra++;
} else if (can_use_skip) { } else if (can_use_skip) {
mode = TAV_MODE_SKIP; // Still frames in SKIP run use SKIP mode mode = TAV_MODE_SKIP; // Still frames in SKIP run use SKIP mode
count_skip++;
if (enc->verbose && tile_x == 0 && tile_y == 0) { if (enc->verbose && tile_x == 0 && tile_y == 0) {
printf(" → Using SKIP mode (copying from reference I-frame)\n"); printf(" → Using SKIP mode (copying from reference I-frame)\n");
} }
} else { } else {
mode = TAV_MODE_DELTA; // P-frames use coefficient delta encoding mode = TAV_MODE_DELTA; // P-frames use coefficient delta encoding
count_delta++;
} }
// Determine tile data size and allocate buffers // Determine tile data size and allocate buffers
@@ -3803,9 +3811,6 @@ int main(int argc, char *argv[]) {
int true_frame_count = 0; int true_frame_count = 0;
int continue_encoding = 1; int continue_encoding = 1;
int count_iframe = 0;
int count_pframe = 0;
KEYFRAME_INTERVAL = CLAMP(enc->output_fps >> 4, 2, 4); // refresh often because deltas in DWT are more visible than DCT KEYFRAME_INTERVAL = CLAMP(enc->output_fps >> 4, 2, 4); // refresh often because deltas in DWT are more visible than DCT
// how in the world GOP of 2 produces smallest file??? I refuse to believe it but that's the test result. // how in the world GOP of 2 produces smallest file??? I refuse to believe it but that's the test result.
@@ -3980,11 +3985,6 @@ int main(int argc, char *argv[]) {
fwrite(&sync_packet_ntsc, 1, 1, enc->output_fp); fwrite(&sync_packet_ntsc, 1, 1, enc->output_fp);
printf("Frame %d: NTSC duplication - extra sync packet emitted with audio/subtitle sync\n", frame_count); printf("Frame %d: NTSC duplication - extra sync packet emitted with audio/subtitle sync\n", frame_count);
} }
if (is_keyframe)
count_iframe++;
else
count_pframe++;
} }
// Swap ping-pong buffers (eliminates memcpy operations) // Swap ping-pong buffers (eliminates memcpy operations)
@@ -4033,7 +4033,7 @@ int main(int argc, char *argv[]) {
printf(" Framerate: %d\n", enc->output_fps); printf(" Framerate: %d\n", enc->output_fps);
printf(" Output size: %zu bytes\n", enc->total_compressed_size); printf(" Output size: %zu bytes\n", enc->total_compressed_size);
printf(" Encoding time: %.2fs (%.1f fps)\n", total_time, frame_count / total_time); printf(" Encoding time: %.2fs (%.1f fps)\n", total_time, frame_count / total_time);
printf(" Frame statistics: I-Frame=%d, P-Frame=%d\n", count_iframe, count_pframe); printf(" Frame statistics: INTRA=%lu, DELTA=%lu, SKIP=%lu\n", count_intra, count_delta, count_skip);
cleanup_encoder(enc); cleanup_encoder(enc);