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2007 Jul 12
2
Quality degradation on new versions
Hi, I have been using speex version 1.0.5 on a text-to-speech program. Recently I upgraded to version 1.2beta1 and noticed that the waveform the I got after encoding and decoding on the new versions (beta1,beta2) is much more different than the original than on version 1.0.5. I also ran a PESQ comparison test on 700 voice samples and got better results in the older version (I used quality 9, and
2007 Jul 17
1
Quality degradation on new versions
...t; /* Turn this off if you want to measure SNR (on by default) */ > tmp=0; > speex_encoder_ctl(st, SPEEX_SET_HIGHPASS, &tmp); > speex_decoder_ctl(dec, SPEEX_SET_HIGHPASS, &tmp); > > - Jim > > ----- Original Message ----- > From: "Aviv Tamar" <AVIVT@il.ibm.com> > To: <speex-dev@xiph.org> > Sent: Thursday, July 12, 2007 10:18 AM > Subject: [Speex-dev] Quality degradation on new versions > > > > > > Hi, > > I have been using speex version 1.0.5 on a text-to-speech program. > > Recently > > I...
2007 Jul 12
0
Quality degradation on new versions
...i/testenc-TI-C5x.c in the source tree: /* Turn this off if you want to measure SNR (on by default) */ tmp=0; speex_encoder_ctl(st, SPEEX_SET_HIGHPASS, &tmp); speex_decoder_ctl(dec, SPEEX_SET_HIGHPASS, &tmp); - Jim ----- Original Message ----- From: "Aviv Tamar" <AVIVT@il.ibm.com> To: <speex-dev@xiph.org> Sent: Thursday, July 12, 2007 10:18 AM Subject: [Speex-dev] Quality degradation on new versions > > Hi, > I have been using speex version 1.0.5 on a text-to-speech program. > Recently > I upgraded to version 1.2beta1 > and noticed t...
2007 Nov 12
0
Problem with encoding the first frame of a sample
Hello, I have this rare and weird problem in the encoder : when I encode and decode this specific speech sample (Attached) the first frame comes out wrong. I found that the error is in the encoder. My settings are : Version 1.2beta2, on linux, in floating point. Wideband. The highpass filter turned off. Perceptual enhancment is turned off. Quality is 9. The weird thing about it is that if I use