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Code Issues Releases Activity

more idiot proof dox

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Originally committed as revision 1629 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-03-06 02:04:54 +00:00
parent a9badb51bf
commit 2a5700de18
1 changed files with 6 additions and 1 deletions

7
libavcodec/dsputil.c

@ -1627,9 +1627,11 @@ static int sad8x8_c(void *s, uint8_t *a, uint8_t *b, int stride){
/** /**
* permutes an 8x8 block. * permutes an 8x8 block.
* @param block the block :) * @param block the block which will be permuted according to the given permutation vector
* @param permutation the permutation vector * @param permutation the permutation vector
* @param last the last non zero coefficient in scantable order, used to speed the permutation up * @param last the last non zero coefficient in scantable order, used to speed the permutation up
* @param scantable the used scantable, this is only used to speed the permutation up, the block is not
* (inverse) permutated to scantable order!
*/ */
void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last) void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scantable, int last)
{ {
@ -1652,6 +1654,9 @@ void ff_block_permute(DCTELEM *block, uint8_t *permutation, const uint8_t *scant
} }
} }
/**
* memset(blocks, 0, sizeof(DCTELEM)*6*64)
*/
static void clear_blocks_c(DCTELEM *blocks) static void clear_blocks_c(DCTELEM *blocks)
{ {
memset(blocks, 0, sizeof(DCTELEM)*6*64); memset(blocks, 0, sizeof(DCTELEM)*6*64);