Commit 5599930

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Process specified device sps nal data

Test in p7 phone.

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Lines changed: 6 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -29,6 +29,8 @@ public class AvcCsdUtils {`
`29`	`29`	`private static final byte[] AVC_START_CODE_4 = {0x00, 0x00, 0x00, 0x01};`
`30`	`30`	`// Refer: http://www.cardinalpeak.com/blog/the-h-264-sequence-parameter-set/`
`31`	`31`	`private static final byte AVC_SPS_NAL = 103; // 0<<7 + 3<<5 + 7<<0`
	`32`	`+ // https://tools.ietf.org/html/rfc6184`
	`33`	`+ private static final byte AVC2_SPS_NAL = 39; // 0<<7 + 1<<5 + 7<<0`
`32`	`34`
`33`	`35`	`/**`
`34`	`36`	`* @return ByteBuffer contains SPS without NAL header.`
`@@ -40,9 +42,12 @@ public static ByteBuffer getSpsBuffer(MediaFormat format) {`
`40`	`42`	`prefixedSpsBuffer.flip();`
`41`	`43`
`42`	`44`	`skipStartCode(prefixedSpsBuffer);`
`43`		`- if (prefixedSpsBuffer.get() != AVC_SPS_NAL) {`
	`45`	`+`
	`46`	`+ byte spsNalData = prefixedSpsBuffer.get();`
	`47`	`+ if (spsNalData != AVC_SPS_NAL && spsNalData != AVC2_SPS_NAL) {`
`44`	`48`	`throw new IllegalStateException("Got non SPS NAL data.");`
`45`	`49`	`}`
	`50`	`+`
`46`	`51`	`return prefixedSpsBuffer.slice();`
`47`	`52`	`}`
`48`	`53`

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