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header clean-up

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remove unused VP8LHistogramRemove function
make HistogramEstimateBitsHeader static

Change-Id: I0dc6a6f4c41d3c5f55a8153cd7d710c9f84582a7
This commit is contained in:
Pascal Massimino
2012-07-16 19:13:01 -07:00
parent 8130c4cc64
commit 23d34f3142
2 changed files with 8 additions and 32 deletions
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13
src/enc/histogram.c
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@ -88,8 +88,7 @@ VP8LHistogramSet* VP8LAllocateHistogramSet(int size, int cache_bits) {
// -----------------------------------------------------------------------------
void VP8LConvertPopulationCountTableToBitEstimates(
int num_symbols, const int* const population_counts,
double* const output) {
int num_symbols, const int population_counts[], double output[]) {
int sum = 0;
int nonzeros = 0;
int i;
@ -206,9 +205,6 @@ double VP8LHistogramEstimateBitsBulk(const VP8LHistogram* const p) {
return retval;
}
double VP8LHistogramEstimateBits(const VP8LHistogram* const p) {
return VP8LHistogramEstimateBitsHeader(p) + VP8LHistogramEstimateBitsBulk(p);
}
// Returns the cost encode the rle-encoded entropy code.
// The constants in this function are experimental.
@ -249,7 +245,8 @@ static double HuffmanCost(const int* const population, int length) {
return retval;
}
double VP8LHistogramEstimateBitsHeader(const VP8LHistogram* const p) {
// Estimates the Huffman dictionary + other block overhead size.
static double HistogramEstimateBitsHeader(const VP8LHistogram* const p) {
return HuffmanCost(&p->alpha_[0], 256) +
HuffmanCost(&p->red_[0], 256) +
HuffmanCost(&p->literal_[0], VP8LHistogramNumCodes(p)) +
@ -257,6 +254,10 @@ double VP8LHistogramEstimateBitsHeader(const VP8LHistogram* const p) {
HuffmanCost(&p->distance_[0], NUM_DISTANCE_CODES);
}
double VP8LHistogramEstimateBits(const VP8LHistogram* const p) {
return HistogramEstimateBitsHeader(p) + VP8LHistogramEstimateBitsBulk(p);
}
static void HistogramBuildImage(int xsize, int histo_bits,
const VP8LBackwardRefs* const backward_refs,
VP8LHistogramSet* const image) {