diff --git a/Makefile.draft b/Makefile.draft index 800cceecdbacd14a5cde67f24fb73ca57816da05..aea72763f0a9661a074c6db3f131c0c738a1bb5e 100644 --- a/Makefile.draft +++ b/Makefile.draft @@ -20,7 +20,7 @@ CFLAGS := -Drestrict= $(CFLAGS) ###################### END OF OPTIONS ###################### -CFLAGS += -DOPUS_VERSION='"0.9.9"' +CFLAGS += -DOPUS_VERSION='"0.9.10"' include silk_sources.mk include celt_sources.mk include opus_sources.mk diff --git a/configure.ac b/configure.ac index c54bade92b00cf988e046ca6b88317b51db20ec5..77e09340e1f6b298d5983f2db4bc2b5ac11b7dc2 100644 --- a/configure.ac +++ b/configure.ac @@ -9,7 +9,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) OPUS_MAJOR_VERSION=0 OPUS_MINOR_VERSION=9 -OPUS_MICRO_VERSION=9 +OPUS_MICRO_VERSION=10 OPUS_EXTRA_VERSION= OPUS_VERSION="$OPUS_MAJOR_VERSION.$OPUS_MINOR_VERSION.$OPUS_MICRO_VERSION$OPUS_EXTRA_VERSION" diff --git a/doc/draft-ietf-codec-opus.xml b/doc/draft-ietf-codec-opus.xml index 9aa3c4ece1554c7c392ab98d80e285468256c17c..a0592a5c7e71a4ab1f98728190b918fa30975f03 100644 --- a/doc/draft-ietf-codec-opus.xml +++ b/doc/draft-ietf-codec-opus.xml @@ -2,7 +2,7 @@ <!DOCTYPE rfc SYSTEM 'rfc2629.dtd'> <?rfc toc="yes" symrefs="yes" ?> -<rfc ipr="trust200902" category="std" docName="draft-ietf-codec-opus-11"> +<rfc ipr="trust200902" category="std" docName="draft-ietf-codec-opus-12"> <front> <title abbrev="Interactive Audio Codec">Definition of the Opus Audio Codec</title> @@ -53,7 +53,7 @@ </address> </author> -<date day="17" month="February" year="2012" /> +<date day="24" month="April" year="2012" /> <area>General</area> @@ -6771,7 +6771,7 @@ The processing for voiced and unvoiced speech is described in <xref target='ltp_quantizer_overview_section'/>, and the quantized LTP coefficients are used to compute the LTP residual signal. This LTP residual signal is the input to an LPC analysis where the LPCs are - estimated using Burg's method, such that the residual energy is minimized. + estimated using Burg's method <xref target="Burg"/>, such that the residual energy is minimized. The estimated LPCs are converted to a Line Spectral Frequency (LSF) vector and quantized as described in <xref target='lsf_quantizer_overview_section'/>. After quantization, the quantized LSF vector is converted back to LPC @@ -6811,7 +6811,7 @@ faster than the autocovariance method. The implementation of Burg's method differs from traditional implementations in two aspects. The first difference is that it -operates on autocorrelations, similar to the Schur algorithm, but +operates on autocorrelations, similar to the Schur algorithm <xref target="Schur"/>, but with a simple update to the autocorrelations after finding each reflection coefficient to make the result identical to Burg's method. This brings down the complexity of Burg's method to near that of @@ -7709,6 +7709,22 @@ Robust and Efficient Quantization of Speech LSP Parameters Using Structured Vect </front> </reference> +<reference anchor="Burg"> +<front> +<title>Maximum Entropy Spectral Analysis</title> +<author initials="JP." surname="Burg" fullname="J.P. Burg"><organization/></author> +</front> +</reference> + +<reference anchor="Schur"> +<front> +<title>A fixed point computation of partial correlation coefficients</title> +<author initials="J." surname="Le Roux" fullname="J. Le Roux"><organization/></author> +<author initials="C." surname="Gueguen" fullname="C. Gueguen"><organization/></author> +</front> +<seriesInfo name="ICASSP-1977, Proc. IEEE Int. Conf. Acoust., Speech, Signal Processing, pp. 257-259, October" value="1977"/> +</reference> + </references> <section anchor="ref-implementation" title="Reference Implementation">