From: Anthony Minessale <anthony.minessale@gmail.com>
Date: Mon, 12 Jan 2009 19:12:09 +0000 (+0000)
Subject: adjust buffering sizes to allow resampling of high defination audio codecs so they... 
X-Git-Tag: v1.0.3~785
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4997507dfedf7d2bbfbe96f1cc970518c4541a53;p=thirdparty%2Ffreeswitch.git

adjust buffering sizes to allow resampling of high defination audio codecs so they can be transcoded to lower and higher levels

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11145 d0543943-73ff-0310-b7d9-9358b9ac24b2
---

diff --git a/src/switch_core_file.c b/src/switch_core_file.c
index a5042cea64..e810297a21 100644
--- a/src/switch_core_file.c
+++ b/src/switch_core_file.c
@@ -204,11 +204,12 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_read(switch_file_handle_t *fh,
 
 		if (fh->resampler->to_len < want || fh->resampler->to_len > orig_len) {
 			if (!fh->buffer) {
-				switch_buffer_create_dynamic(&fh->buffer, fh->resampler->to_len * 4, fh->resampler->to_len * 8, fh->resampler->to_len * 32);
+				int factor = fh->resampler->to_len * fh->samplerate / 1000;
+				switch_buffer_create_dynamic(&fh->buffer, factor, factor, 0);
 				switch_assert(fh->buffer);
 			}
 			if (!fh->dbuf) {
-				fh->dbuflen = fh->resampler->to_len * 10;
+				fh->dbuflen = want * 2;
 				fh->dbuf = switch_core_alloc(fh->memory_pool, fh->dbuflen);
 			}
 			switch_assert(fh->resampler->to_len <= fh->dbuflen);
@@ -217,7 +218,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_read(switch_file_handle_t *fh,
 			switch_buffer_write(fh->buffer, fh->dbuf, fh->resampler->to_len * 2);
 
 			if (switch_buffer_inuse(fh->buffer) < want * 2) {
-				*len = want - fh->resampler->to_len;
+				*len = want;
 				goto more;
 			}
 			*len = switch_buffer_read(fh->buffer, data, orig_len * 2) / 2;