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Throw away the first samples to come out of the decoder to account for encoder latency.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15618 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Thom Johansen 2007-11-14 14:43:32 +00:00
parent 8082148200
commit 2bb48eb8ed
1 changed files with 8 additions and 1 deletions
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9
apps/codecs/speex.c
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@ -385,6 +385,7 @@ enum codec_status codec_main(void)
int extra_headers = 0;
int stream_init = 0;
int page_nb_packets, frame_size, packet_count = 0;
int lookahead;
int headerssize = -1;
unsigned long strtoffset = 0;
void *st = NULL;
@ -464,6 +465,7 @@ next_page:
&samplerate, &nframes, &channels,
stereo, &extra_headers);
speex_decoder_ctl(st, SPEEX_GET_LOOKAHEAD, &lookahead);
if (!nframes)
nframes=1;
@ -527,8 +529,13 @@ next_page:
speex_decode_stereo_int(output, frame_size, stereo);
if (frame_size > 0) {
ci->pcmbuf_insert(output, NULL, frame_size);
spx_int16_t *frame_start = output + lookahead;
if (channels == 2)
frame_start += lookahead;
ci->pcmbuf_insert(frame_start, NULL,
frame_size - lookahead);
lookahead = 0;
/* 2 bytes/sample */
cur_granule += frame_size / 2;