[SCM] libav/experimental: added/extended some comments in a64multi_encode_frame()
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 17:14:42 UTC 2013
The following commit has been merged in the experimental branch:
commit 9f63810491682b7a600590dbcdc39e6a2246fd97
Author: Tobias Bindhammer <tobias.bindhammer at uni-ulm.de>
Date: Wed Aug 25 11:47:47 2010 +0000
added/extended some comments in a64multi_encode_frame()
Originally committed as revision 24913 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavcodec/a64multienc.c b/libavcodec/a64multienc.c
index 9deab93..1b281ec 100644
--- a/libavcodec/a64multienc.c
+++ b/libavcodec/a64multienc.c
@@ -283,28 +283,35 @@ static int a64multi_encode_frame(AVCodecContext *avctx, unsigned char *buf,
req_size = 0;
+ /* copy charset to buf */
//XXX this all should maybe move to the muxer? as well as teh chunked/not chunked thing?
/* either write charset as a whole (more comfy when playing from mem) */
/* copy charset chunk if exists */
if(c->mc_lifetime) {
memcpy(buf,charset,0x800*(INTERLACED+1));
+
+ /* advance pointers */
buf += 0x800*(INTERLACED+1);
charset += 0x800*(INTERLACED+1);
req_size += 0x800*(INTERLACED+1);
}
+ /* no charset so clean buf */
else memset(buf,0,0x800*(INTERLACED+1));
/* write x frames to buf */
for (frame = 0; frame < c->mc_lifetime; frame++) {
- /* buf is uchar*, charmap is int*, so no memcpy here, sorry */
+ /* copy charmap to buf. buf is uchar*, charmap is int*, so no memcpy here, sorry */
for (a = 0; a < 1000; a++) {
buf[a] = charmap[a];
}
+ /* advance pointers */
buf += 0x400;
req_size += 0x400;
+ /* compress and copy colram to buf */
if(c->mc_use_5col) {
a64_compress_colram(buf,charmap,colram);
+ /* advance pointers */
buf += 0x100;
req_size += 0x100;
}
--
Libav/FFmpeg packaging
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