godotengine/godot
1
0
Fork 0
mirror of https://github.com/godotengine/godot.git synced 2025-11-18 14:21:41 +00:00
Code Releases Wiki Activity

qoa: Apply upstream patches

Browse Source
This commit is contained in:
DeeJayLSP
2024-06-08 10:27:03 -03:00
parent 5833f59786
commit 63bb754fc8
3 changed files with 24 additions and 110 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
thirdparty/misc/qoa.h vendored
View File

@@ -391,6 +391,9 @@ unsigned int qoa_encode_frame(const short *sample_data, qoa_desc *qoa, unsigned
16 scalefactors, encode all samples for the current slice and
meassure the total squared error. */
qoa_uint64_t best_rank = -1;
#ifdef QOA_RECORD_TOTAL_ERROR
qoa_uint64_t best_error = -1;
#endif
qoa_uint64_t best_slice = -1;
qoa_lms_t best_lms = {{-1, -1, -1, -1}, {-1, -1, -1, -1}};
int best_scalefactor = -1;
@@ -407,6 +410,9 @@ unsigned int qoa_encode_frame(const short *sample_data, qoa_desc *qoa, unsigned
qoa_lms_t lms = qoa->lms[c];
qoa_uint64_t slice = scalefactor;
qoa_uint64_t current_rank = 0;
#ifdef QOA_RECORD_TOTAL_ERROR
qoa_uint64_t current_error = 0;
#endif
for (int si = slice_start; si < slice_end; si += channels) {
int sample = sample_data[si];
@@ -436,6 +442,9 @@ unsigned int qoa_encode_frame(const short *sample_data, qoa_desc *qoa, unsigned
qoa_uint64_t error_sq = error * error;
current_rank += error_sq + weights_penalty * weights_penalty;
#ifdef QOA_RECORD_TOTAL_ERROR
current_error += error_sq;
#endif
if (current_rank > best_rank) {
break;
}
@@ -446,6 +455,9 @@ unsigned int qoa_encode_frame(const short *sample_data, qoa_desc *qoa, unsigned
if (current_rank < best_rank) {
best_rank = current_rank;
#ifdef QOA_RECORD_TOTAL_ERROR
best_error = current_error;
#endif
best_slice = slice;
best_lms = lms;
best_scalefactor = scalefactor;
@@ -581,8 +593,8 @@ unsigned int qoa_decode_frame(const unsigned char *bytes, unsigned int size, qoa
unsigned int samples = (frame_header >> 16) & 0x00ffff;
unsigned int frame_size = (frame_header ) & 0x00ffff;
int data_size = frame_size - 8 - QOA_LMS_LEN * 4 * channels;
int num_slices = data_size / 8;
unsigned int data_size = frame_size - 8 - QOA_LMS_LEN * 4 * channels;
unsigned int num_slices = data_size / 8;
unsigned int max_total_samples = num_slices * QOA_SLICE_LEN;
if (