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[trunk] add comments to check some parts of mqc.c and update types

This commit is contained in:
Mickael Savinaud 2012-10-03 11:45:53 +00:00
parent f281f8cb75
commit 5ffe6f5acf
1 changed files with 14 additions and 12 deletions
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14
src/lib/openjp2/mqc.c
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@ -377,6 +377,7 @@ OPJ_UINT32 mqc_numbytes(opj_mqc_t *mqc) {
}
void mqc_init_enc(opj_mqc_t *mqc, OPJ_BYTE *bp) {
/* TODO MSD: need to take a look to the v2 version */
mqc_setcurctx(mqc, 0);
mqc->a = 0x8000;
mqc->c = 0;
@ -517,19 +518,20 @@ opj_bool mqc_init_dec(opj_mqc_t *mqc, OPJ_BYTE *bp, OPJ_UINT32 len) {
if (len==0) mqc->c = 0xff << 16;
else mqc->c = *mqc->bp << 16;
#ifdef MQC_PERF_OPT
#ifdef MQC_PERF_OPT /* TODO_MSD: check this option and put in experimental */
{
unsigned int c;
unsigned int *ip;
unsigned char *end = mqc->end - 1;
void* new_buffer = opj_realloc(mqc->buffer, (len + 1) * sizeof(unsigned int));
OPJ_UINT32 c;
OPJ_UINT32 *ip;
OPJ_BYTE *end = mqc->end - 1;
void* new_buffer = opj_realloc(mqc->buffer, (len + 1) * sizeof(OPJ_UINT32));
if (! new_buffer) {
opj_free(mqc->buffer);
mqc->buffer = NULL;
return OPJ_FALSE;
}
mqc->buffer = new_buffer;
ip = (unsigned int *) mqc->buffer;
ip = (OPJ_UINT32 *) mqc->buffer;
while (bp < end) {
c = *(bp + 1);