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Added global format change vars for stream change communications from usb_buffer().

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Ross Owen
2014-03-06 10:31:13 +00:00
parent 3ea529014a
commit c914a7d9c6
1 changed files with 12 additions and 4 deletions
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16
module_usb_audio/usb_buffer/decouple.xc
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@@ -72,6 +72,11 @@ unsigned g_aud_from_host_flag = 0;
unsigned g_aud_from_host_info;
unsigned g_freqChange_flag = 0;
unsigned g_freqChange_sampFreq;
unsigned g_formatChange_SubSlot;
unsigned g_formatChange_DataFormat;
unsigned g_formatChange_NumChans;
int speedRem = 0;
xc_ptr aud_from_host_fifo_start;
@@ -104,12 +109,15 @@ unsigned unpackData = 0;
unsigned packState = 0;
unsigned packData = 0;
/* Default to something sensible but the following are setup at stream start: */
unsigned g_curSubSlot_out = HS_STREAM_FORMAT_OUTPUT_1_SUBSLOT_BYTES;
unsigned g_curSubSlot_in = HS_STREAM_FORMAT_INPUT_1_SUBSLOT_BYTES;
/* Init to something sensible, but expect to be re-set before stream start */
#if (AUDIO_CLASS==2)
int g_slotSize = SAMPLE_SUBSLOT_SIZE_HS; /* 4 bytes per ssample for Audio Class 2.0 */
int g_maxPacketSize = MAX_DEVICE_AUD_PACKET_SIZE_CLASS_TWO;
int g_maxPacketSize = MAX_DEVICE_AUD_PACKET_SIZE_HS;
#else
int g_slotSize = SAMPLE_SUBSLOT_SIZE_FS; /* 3 bytes per sample for Audio Class 1.0 */
int g_maxPacketSize = MAX_DEVICE_AUD_PACKET_SIZE_CLASS_ONE;
int g_maxPacketSize = MAX_DEVICE_AUD_PACKET_SIZE_FS;
#endif
#pragma select handler