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DAC refactoring

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This commit is contained in:
Philippe G
2021-04-08 21:37:24 -07:00
parent cac6306a04
commit 1b39a4f7c9
8 changed files with 287 additions and 394 deletions
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5
components/squeezelite/helix-aac.c
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@@ -158,10 +158,11 @@ static int read_mp4_header(unsigned long *samplerate_p, unsigned char *channels_
info.sampRateCore = rates[info.sampRateCore];
info.nChans = (*ptr++ & 0x7f) >> 3;
*channels_p = info.nChans;
*samplerate_p = info.sampRateCore;
if (desc_len > 2 && ((ptr[0] << 3) | (ptr[1] >> 5)) == 0x2b7 && (ptr[1] & 0x1f) == 0x05 && (ptr[2] & 0x80)) {
LOG_WARN("AAC SBR mode activated => high CPU consumption (please proxy)");
*samplerate_p = rates[(ptr[2] & 0x78) >> 3];
LOG_WARN("AAC SBR mode activated => high CPU consumption expected, please use LMS proxy to mitigate");
} else {
*samplerate_p = info.sampRateCore;
}
HAAC(a, SetRawBlockParams, a->hAac, 0, &info);
LOG_DEBUG("playable aac track: %u (p:%x, r:%d, c:%d)", trak, info.profile, info.sampRateCore, info.nChans);