Simpler histogram clustering.

Instead of re-organizing the list of histograms, set
the unused ones to NULL.

Change-Id: I8d25e1bb8f78ae9486ff358cc647ba1821cd5fcf
This commit is contained in:
Vincent Rabaud
2018-11-07 23:11:38 +01:00
parent fd198f7370
commit f95a996c64
2 changed files with 246 additions and 123 deletions

View File

@ -462,6 +462,7 @@ static int GetHuffBitLengthsAndCodes(
for (i = 0; i < histogram_image_size; ++i) {
const VP8LHistogram* const histo = histogram_image->histograms[i];
HuffmanTreeCode* const codes = &huffman_codes[5 * i];
assert(histo != NULL);
for (k = 0; k < 5; ++k) {
const int num_symbols =
(k == 0) ? VP8LHistogramNumCodes(histo->palette_code_bits_) :