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Fix a potential voice related bug with first time buffer setup

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12125 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Brandon Low 2007-01-27 16:33:44 +00:00
parent adc349891e
commit 369b6bd367
1 changed files with 7 additions and 0 deletions
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7
apps/playback.c
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@ -3447,7 +3447,14 @@ static void audio_reset_buffer(size_t pcmbufsize)
#ifdef IRAM_STEAL #ifdef IRAM_STEAL
/* Allocate voice IRAM swap buffer once */ /* Allocate voice IRAM swap buffer once */
if (iram_buf[CODEC_IDX_VOICE] == NULL) if (iram_buf[CODEC_IDX_VOICE] == NULL)
{
iram_buf[CODEC_IDX_VOICE] = buffer_alloc(CODEC_IRAM_SIZE); iram_buf[CODEC_IDX_VOICE] = buffer_alloc(CODEC_IRAM_SIZE);
/* buffer_alloc moves audiobuf; this is safe because only the end
* has been touched so far in this function and the address of
* filebuf + filebuflen is not changed */
filebuf += CODEC_IRAM_SIZE;
filebuflen -= CODEC_IRAM_SIZE;
}
dram_buf[CODEC_IDX_VOICE] = dram_buf[CODEC_IDX_AUDIO] + CODEC_SIZE; dram_buf[CODEC_IDX_VOICE] = dram_buf[CODEC_IDX_AUDIO] + CODEC_SIZE;
#else #else
iram_buf[CODEC_IDX_VOICE] = dram_buf[CODEC_IDX_AUDIO] + CODEC_SIZE; iram_buf[CODEC_IDX_VOICE] = dram_buf[CODEC_IDX_AUDIO] + CODEC_SIZE;