From 64f716b499914e55a09e013a4b721c69a46724fd Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 7 Jan 2010 15:12:31 +0000 Subject: [PATCH] More doxy Originally committed as revision 21060 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h263.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/libavcodec/h263.c b/libavcodec/h263.c index c73893986e..6df9be71ff 100644 --- a/libavcodec/h263.c +++ b/libavcodec/h263.c @@ -341,6 +341,10 @@ void h263_encode_gob_header(MpegEncContext * s, int mb_line) } } +/** + * Returns the number of bits that encoding the 8x8 block in block would need. + * @param[in] block_last_index last index in scantable order that refers to a non zero element in block. + */ static inline int get_block_rate(MpegEncContext * s, DCTELEM block[64], int block_last_index, uint8_t scantable[64]){ int last=0; int j; @@ -364,6 +368,9 @@ static inline int get_block_rate(MpegEncContext * s, DCTELEM block[64], int bloc return rate; } +/** + * Returns the optimal value (0 or 1) for the ac_pred element for the given MB in mpeg4. + */ static inline int decide_ac_pred(MpegEncContext * s, DCTELEM block[6][64], int dir[6], uint8_t *st[6], int zigzag_last_index[6]) { int score= 0;