[FFmpeg-cvslog] [ffmpeg-radio] 11/13: avradio/avformat/sdrdemux: fix FM block size

[Michael Niedermayer]

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Git pushed a commit to branch master
in repository libavradio.

commit 84b67ca7f5f69bcb8b17d9f353b7bbd42e97d3a0
Author:     Michael Niedermayer <michael at niedermayer.cc>
AuthorDate: Sun Jul 30 00:43:58 2023 +0200
Commit:     Michael Niedermayer <michael at niedermayer.cc>
CommitDate: Sun Jul 30 23:12:00 2023 +0200

    avradio/avformat/sdrdemux: fix FM block size
    
    as we copied twice the bandwith needed previously, we now also
    need only half the block size.
    Done in a seperate patch for easier bisection
    
    Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavformat/sdrdemux.c |  2 +-
 tests/ref/fate/sdr-fm  | 12 ++++++------
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/libavformat/sdrdemux.c b/libavformat/sdrdemux.c
index a40346ff31..bda7387213 100644
--- a/libavformat/sdrdemux.c
+++ b/libavformat/sdrdemux.c
@@ -1692,7 +1692,7 @@ int avpriv_sdr_common_init(AVFormatContext *s)
     sdr->fm_bandwidth_p2 =  16.5 * 1000; // Officially Stereo Broadcast FM has 15khz audio bandwidth
 
     sdr->am_block_size    = find_block_size(sdr, sdr->am_bandwidth / 2);
-    sdr->fm_block_size    = find_block_size(sdr, sdr->fm_bandwidth);
+    sdr->fm_block_size    = find_block_size(sdr, sdr->fm_bandwidth / 2);
     sdr->fm_block_size_p2 = find_block_size(sdr, sdr->fm_bandwidth_p2);
 
     sdr->windowed_block = av_malloc(sizeof(*sdr->windowed_block) * 2 * sdr->block_size);
diff --git a/tests/ref/fate/sdr-fm b/tests/ref/fate/sdr-fm
index 97a2320a2a..ef76e4f584 100644
--- a/tests/ref/fate/sdr-fm
+++ b/tests/ref/fate/sdr-fm
@@ -15,11 +15,11 @@
 #channel_layout_name 2: stereo
 0,          0,          0,        1,   320000, 0xf553af75
 0,          1,          1,        1,   320000, 0xeabc15b3
-1,       8196,       8196,     4096,     8192, 0x4af5090c
-2,       8196,       8196,     4096,     8192, 0x8e43fafd
-1,      12292,      12292,     4096,     8192, 0x39fbfe6a
-2,      12292,      12292,     4096,     8192, 0x7febfb59
+1,       8196,       8196,     4096,     8192, 0xdd0d10be
+2,       8196,       8196,     4096,     8192, 0x98c4f547
+1,      12292,      12292,     4096,     8192, 0xaf58fbdc
+2,      12292,      12292,     4096,     8192, 0x6d53f60a
 0,          3,          3,        1,   320000, 0xf8b7b144
-1,      16388,      16388,     4096,     8192, 0x886a05fe
-2,      16388,      16388,     4096,     8192, 0x0b2cf20d
+1,      16388,      16388,     4096,     8192, 0x03640b38
+2,      16388,      16388,     4096,     8192, 0x1216e352
 0,          4,          4,        1,   320000, 0xf3a3bf66