cosmetics: add & alter some comments

Originally committed as revision 25985 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2010-12-14 14:52:43 +00:00
parent 282255bbd2
commit e0685bc98f
1 changed files with 3 additions and 2 deletions

View File

@ -1254,6 +1254,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
{
int i, ret;
/* validate channel layout */
if (!avctx->channel_layout) {
av_log(avctx, AV_LOG_WARNING, "No channel layout specified. The "
"encoder will guess the layout, but it "
@ -1265,7 +1266,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
return ret;
}
/* frequency */
/* validate sample rate */
for (i = 0; i < 9; i++) {
if ((ff_ac3_sample_rate_tab[i / 3] >> (i % 3)) == avctx->sample_rate)
break;
@ -1278,7 +1279,7 @@ static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
s->bit_alloc.sr_shift = i % 3;
s->bit_alloc.sr_code = i / 3;
/* bitrate & frame size */
/* validate bit rate */
for (i = 0; i < 19; i++) {
if ((ff_ac3_bitrate_tab[i] >> s->bit_alloc.sr_shift)*1000 == avctx->bit_rate)
break;