From 49432ca3b52fb0467e4ff49ff95f58379cce66c1 Mon Sep 17 00:00:00 2001
From: Felicia Lim <flim@google.com>
Date: Mon, 31 Aug 2026 15:35:47 -0700
Subject: [PATCH] Add iamf-pcm test and hashes

---
 hash_refs/mp4box-io-audio_pcm.iamf-add.hash    |   1 +
 hash_refs/mp4box-io-audio_pcm.iamf-diso.hash   |   1 +
 hash_refs/mp4box-io-audio_pcm.iamf-dts.hash    |   2 ++
 .../mp4box-io-audio_pcm.iamf-mp4-inspect.hash  |   2 ++
 hash_refs/mp4box-mux-add-iamf-pcm.hash         |   1 +
 .../reframer-iamf-pcm-ext-rewrite-pcm.hash     |   1 +
 hash_refs/reframer-iamf-pcm-rewrite.hash       |   1 +
 media/auxiliary_files/audio_pcm.iamf           | Bin 0 -> 288443 bytes
 scripts/mp4box-mux.sh                          |   4 ++++
 scripts/reframers.sh                           |  12 ++++++++++++
 10 files changed, 25 insertions(+)
 create mode 100644 hash_refs/mp4box-io-audio_pcm.iamf-add.hash
 create mode 100644 hash_refs/mp4box-io-audio_pcm.iamf-diso.hash
 create mode 100644 hash_refs/mp4box-io-audio_pcm.iamf-dts.hash
 create mode 100644 hash_refs/mp4box-io-audio_pcm.iamf-mp4-inspect.hash
 create mode 100644 hash_refs/mp4box-mux-add-iamf-pcm.hash
 create mode 100644 hash_refs/reframer-iamf-pcm-ext-rewrite-pcm.hash
 create mode 100644 hash_refs/reframer-iamf-pcm-rewrite.hash
 create mode 100644 media/auxiliary_files/audio_pcm.iamf

diff --git a/hash_refs/mp4box-io-audio_pcm.iamf-add.hash b/hash_refs/mp4box-io-audio_pcm.iamf-add.hash
new file mode 100644
index 00000000..8d735bbc
--- /dev/null
+++ b/hash_refs/mp4box-io-audio_pcm.iamf-add.hash
@@ -0,0 +1 @@
+5�T�]�B7y��aP���V�
\ No newline at end of file
diff --git a/hash_refs/mp4box-io-audio_pcm.iamf-diso.hash b/hash_refs/mp4box-io-audio_pcm.iamf-diso.hash
new file mode 100644
index 00000000..8bfbb89d
--- /dev/null
+++ b/hash_refs/mp4box-io-audio_pcm.iamf-diso.hash
@@ -0,0 +1 @@
+N����|��]\cDŽ�u��
\ No newline at end of file
diff --git a/hash_refs/mp4box-io-audio_pcm.iamf-dts.hash b/hash_refs/mp4box-io-audio_pcm.iamf-dts.hash
new file mode 100644
index 00000000..7f90eb4c
--- /dev/null
+++ b/hash_refs/mp4box-io-audio_pcm.iamf-dts.hash
@@ -0,0 +1,2 @@
+D
+K�T=9�F�\q9�υ»�
\ No newline at end of file
diff --git a/hash_refs/mp4box-io-audio_pcm.iamf-mp4-inspect.hash b/hash_refs/mp4box-io-audio_pcm.iamf-mp4-inspect.hash
new file mode 100644
index 00000000..b3fa402d
--- /dev/null
+++ b/hash_refs/mp4box-io-audio_pcm.iamf-mp4-inspect.hash
@@ -0,0 +1,2 @@
+�f�OgңO7��,��
+ąAXE
\ No newline at end of file
diff --git a/hash_refs/mp4box-mux-add-iamf-pcm.hash b/hash_refs/mp4box-mux-add-iamf-pcm.hash
new file mode 100644
index 00000000..adbbba4f
--- /dev/null
+++ b/hash_refs/mp4box-mux-add-iamf-pcm.hash
@@ -0,0 +1 @@
+E.��d��Y+�%�<���
\ No newline at end of file
diff --git a/hash_refs/reframer-iamf-pcm-ext-rewrite-pcm.hash b/hash_refs/reframer-iamf-pcm-ext-rewrite-pcm.hash
new file mode 100644
index 00000000..d509ccbd
--- /dev/null
+++ b/hash_refs/reframer-iamf-pcm-ext-rewrite-pcm.hash
@@ -0,0 +1 @@
+b4�+S`�oC��N����
\ No newline at end of file
diff --git a/hash_refs/reframer-iamf-pcm-rewrite.hash b/hash_refs/reframer-iamf-pcm-rewrite.hash
new file mode 100644
index 00000000..50f8d9a2
--- /dev/null
+++ b/hash_refs/reframer-iamf-pcm-rewrite.hash
@@ -0,0 +1 @@
+��]ٶ�
,4��N��yM
\ No newline at end of file
diff --git a/media/auxiliary_files/audio_pcm.iamf b/media/auxiliary_files/audio_pcm.iamf
new file mode 100644
index 0000000000000000000000000000000000000000..663124ce4307673bbb9fc28142782776ffe1bab4
GIT binary patch
literal 288443
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literal 0
HcmV?d00001

diff --git a/scripts/mp4box-mux.sh b/scripts/mp4box-mux.sh
index 6efc2050..680c0732 100755
--- a/scripts/mp4box-mux.sh
+++ b/scripts/mp4box-mux.sh
@@ -39,5 +39,9 @@ iamf_mp4file="$TEMP_DIR/test-iamf.mp4"
 do_test "$MP4BOX -add $MEDIA_DIR/auxiliary_files/video_5s.ivf -add $MEDIA_DIR/auxiliary_files/audio_opus.iamf -new $iamf_mp4file" "add-iamf"
 do_hash_test $iamf_mp4file "add-iamf"
 
+iamf_pcm_mp4file="$TEMP_DIR/test-iamf-pcm.mp4"
+do_test "$MP4BOX -add $MEDIA_DIR/auxiliary_files/video_5s.ivf -add $MEDIA_DIR/auxiliary_files/audio_pcm.iamf -new $iamf_pcm_mp4file" "add-iamf-pcm"
+do_hash_test $iamf_pcm_mp4file "add-iamf-pcm"
+
 test_end
 
diff --git a/scripts/reframers.sh b/scripts/reframers.sh
index 024d2f59..693ee822 100755
--- a/scripts/reframers.sh
+++ b/scripts/reframers.sh
@@ -35,6 +35,14 @@ do_hash_test "$dst_file2" "ext-rewrite"
 
 fi
 
+if [ "$3" == "audio_iamf_pcm.mp4" ] ; then
+
+dst_file2=$TEMP_DIR/audio_pcm.iamf
+do_test "$GPAC -i $dst_file reframer @ -o $dst_file2  -graph -stats"  "ext-rewrite-pcm"
+do_hash_test "$dst_file2" "ext-rewrite-pcm"
+
+fi
+
 test_end
 
 }
@@ -62,8 +70,12 @@ test_reframer "av1-ivf" $MEDIA_DIR/auxiliary_files/video.av1 "video.ivf"
 
 test_reframer "iamf" $MEDIA_DIR/auxiliary_files/audio_opus.iamf "audio_iamf.mp4"
 
+test_reframer "iamf-pcm" $MEDIA_DIR/auxiliary_files/audio_pcm.iamf "audio_iamf_pcm.mp4"
+
 test_reframer "iamf-opus-5ms" $MEDIA_DIR/auxiliary_files/audio_opus_5ms.iamf "audio_iamf_5ms.mp4"
 
+test_reframer "iamf-pcm" $MEDIA_DIR/auxiliary_files/audio_pcm.iamf "audio_iamf_pcm.mp4"
+
 test_reframer "amr" $EXTERNAL_MEDIA_DIR/import/bear_audio.amr
 
 test_reframer "amrwb" $EXTERNAL_MEDIA_DIR/import/obrother_wideband.amr