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lavr: fix handling of custom mix matrices

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Adds some validation for changing parameters after setting the matrix and
fixes a bug in the conversion path setup.
This commit is contained in:
Justin Ruggles 2012-07-29 19:22:19 -04:00
parent 73486e3b61
commit 8821ae649e
3 changed files with 26 additions and 10 deletions
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5
libavresample/utils.c
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@ -48,9 +48,8 @@ int avresample_open(AVAudioResampleContext *avr)
avr->resample_channels = FFMIN(avr->in_channels, avr->out_channels);
avr->downmix_needed = avr->in_channels > avr->out_channels;
avr->upmix_needed = avr->out_channels > avr->in_channels ||
avr->am->matrix ||
(avr->out_channels == avr->in_channels &&
avr->in_channel_layout != avr->out_channel_layout);
(!avr->downmix_needed && (avr->am->matrix ||
avr->in_channel_layout != avr->out_channel_layout));
avr->mixing_needed = avr->downmix_needed || avr->upmix_needed;
/* set resampling parameters */