Split validation of initial user options into a separate function.

Originally committed as revision 25978 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2010-12-14 14:52:18 +00:00
parent 427e2293d3
commit 8f60f70d44
1 changed files with 23 additions and 11 deletions

View File

@ -1250,20 +1250,11 @@ static av_cold int set_channel_info(AC3EncodeContext *s, int channels,
}
/**
* Initialize the encoder.
*/
static av_cold int ac3_encode_init(AVCodecContext *avctx)
static av_cold int validate_options(AVCodecContext *avctx, AC3EncodeContext *s)
{
int freq = avctx->sample_rate;
int bitrate = avctx->bit_rate;
AC3EncodeContext *s = avctx->priv_data;
int i, j, ch;
int bw_code;
avctx->frame_size = AC3_FRAME_SIZE;
ac3_common_init();
int i, j;
if (!avctx->channel_layout) {
av_log(avctx, AV_LOG_WARNING, "No channel layout specified. The "
@ -1298,6 +1289,27 @@ static av_cold int ac3_encode_init(AVCodecContext *avctx)
return -1;
s->bit_rate = bitrate;
s->frame_size_code = i << 1;
return 0;
}
/**
* Initialize the encoder.
*/
static av_cold int ac3_encode_init(AVCodecContext *avctx)
{
AC3EncodeContext *s = avctx->priv_data;
int ch, bw_code, ret;
avctx->frame_size = AC3_FRAME_SIZE;
ac3_common_init();
ret = validate_options(avctx, s);
if (ret)
return ret;
s->frame_size_min = 2 * ff_ac3_frame_size_tab[s->frame_size_code][s->bit_alloc.sr_code];
s->bits_written = 0;
s->samples_written = 0;