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From 763e746e97f0c234cea9ad1b674d406f55a2fb51 Mon Sep 17 00:00:00 2001 This applies a patch from the opus-tools fork of the speex resampler, fixing an issue where the resampler could return less that the requested number of samples. https://git.xiph.org/?p=opus-tools.git;a=commitdiff;h=5adadc5 --- media/libspeex_resampler/README_MOZILLA | 3 +- media/libspeex_resampler/src/resample.c | 12 ++++--- media/libspeex_resampler/truncation.patch | 54 +++++++++++++++++++++++++++++++ media/libspeex_resampler/update.sh | 4 +++ 4 files changed, 67 insertions(+), 6 deletions(-) create mode 100644 media/libspeex_resampler/truncation.patch --HG-- extra : rebase_source : db081699c3f914824abeb3bbf6563d459a690eff
55 lines
1.8 KiB
Diff
55 lines
1.8 KiB
Diff
From 5adadc5626ee2d5d3a3ca21e70fd195b9d002a0b Mon Sep 17 00:00:00 2001
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From: Jean-Marc Valin <jmvalin@jmvalin.ca>
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Date: Wed, 1 Aug 2012 13:19:38 -0400
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Subject: [PATCH] Properly save in_len for multiple channels in the resampler.
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This fixes issues with clicking in one channel and/or truncation
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with some unusual sample rates.
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---
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src/resample.c | 12 ++++++++----
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1 files changed, 8 insertions(+), 4 deletions(-)
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diff --git a/src/resample.c b/src/resample.c
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index 84aaf59..6e92bd0 100644
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--- a/src/resample.c
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+++ b/src/resample.c
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@@ -966,13 +966,15 @@ SPX_RESAMPLE_EXPORT int speex_resampler_process_interleaved_float(SpeexResampler
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{
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spx_uint32_t i;
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int istride_save, ostride_save;
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- spx_uint32_t bak_len = *out_len;
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+ spx_uint32_t bak_out_len = *out_len;
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+ spx_uint32_t bak_in_len = *in_len;
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istride_save = st->in_stride;
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ostride_save = st->out_stride;
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st->in_stride = st->out_stride = st->nb_channels;
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for (i=0;i<st->nb_channels;i++)
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{
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- *out_len = bak_len;
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+ *out_len = bak_out_len;
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+ *in_len = bak_in_len;
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if (in != NULL)
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speex_resampler_process_float(st, i, in+i, in_len, out+i, out_len);
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else
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@@ -987,13 +989,15 @@ SPX_RESAMPLE_EXPORT int speex_resampler_process_interleaved_int(SpeexResamplerSt
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{
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spx_uint32_t i;
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int istride_save, ostride_save;
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- spx_uint32_t bak_len = *out_len;
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+ spx_uint32_t bak_out_len = *out_len;
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+ spx_uint32_t bak_in_len = *in_len;
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istride_save = st->in_stride;
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ostride_save = st->out_stride;
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st->in_stride = st->out_stride = st->nb_channels;
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for (i=0;i<st->nb_channels;i++)
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{
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- *out_len = bak_len;
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+ *out_len = bak_out_len;
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+ *in_len = bak_in_len;
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if (in != NULL)
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speex_resampler_process_int(st, i, in+i, in_len, out+i, out_len);
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else
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--
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1.7.2.5
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