Attachment 145942 Details for Bug 192755 – USB audio patch

[patch] USB audio patch

uaudio.diff (text/plain), 1.13 KB, created by Hans Petter Selasky on 2014-08-17 20:57:00 UTC

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Creator: Hans Petter Selasky

Created: 2014-08-17 20:57:00 UTC

Size: 1.13 KB

patch

obsolete

>=== uaudio.c
>==================================================================
>--- uaudio.c	(revision 269781)
>+++ uaudio.c	(local)
>@@ -1659,22 +1659,11 @@
> 		} else if (audio_rev >= UAUDIO_VERSION_20) {
> 
> 			uint32_t dwFormat;
>-			uint8_t bSubslotSize;
> 
> 			dwFormat = UGETDW(asid.v2->bmFormats);
> 			bChannels = asid.v2->bNrChannels;
>-			bBitResolution = asf1d.v2->bBitResolution;
>-			bSubslotSize = asf1d.v2->bSubslotSize;
>+			bBitResolution = asf1d.v2->bSubslotSize * 8;
> 
>-			/* Map 4-byte aligned 24-bit samples into 32-bit */
>-			if (bBitResolution == 24 && bSubslotSize == 4)
>-				bBitResolution = 32;
>-
>-			if (bBitResolution != (bSubslotSize * 8)) {
>-				DPRINTF("Invalid bSubslotSize\n");
>-				goto next_ep;
>-			}
>-
> 			if ((bChannels != channels) ||
> 			    (bBitResolution != bit_resolution)) {
> 				DPRINTF("Wrong number of channels\n");
>@@ -1720,7 +1709,7 @@
> 
> 			wFormat = UGETW(asid.v1->wFormatTag);
> 			bChannels = UAUDIO_MAX_CHAN(asf1d.v1->bNrChannels);
>-			bBitResolution = asf1d.v1->bBitResolution;
>+			bBitResolution = asf1d.v1->bSubFrameSize * 8;
> 
> 			if (asf1d.v1->bSamFreqType == 0) {
> 				DPRINTFN(16, "Sample rate: %d-%dHz\n",

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Attachments on bug 192755: 145942