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authorVolker Rümelin <vr_qemu@t-online.de>2019-11-19 07:58:49 +0100
committerGerd Hoffmann <kraxel@redhat.com>2019-11-20 09:11:12 +0100
commit7ffc90f3ae3d84562a4bda63cde961000b335542 (patch)
tree458ad5c979141b473ae05b1eee8dd582056c07f1
parent39e2821077e6dcf788b7c2a9ef50970ec7995437 (diff)
downloadqemu-7ffc90f3ae3d84562a4bda63cde961000b335542.tar.gz
audio: fix audio recording
With current code audio recording with all audio backends except PulseAudio and DirectSound is broken. The generic audio recording buffer management forgot to update the current read position after a read. Fixes: ff095e5231 "audio: api for mixeng code free backends" Signed-off-by: Volker Rümelin <vr_qemu@t-online.de> Reviewed-by: Zoltán Kővágó <DirtY.iCE.hu@gmail.com> Message-id: 2fc947cf-7b42-de68-3f11-cbcf1c096be9@t-online.de Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
-rw-r--r--audio/audio.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/audio/audio.c b/audio/audio.c
index 7fc3aa9d163..56fae550471 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -1390,6 +1390,7 @@ void *audio_generic_get_buffer_in(HWVoiceIn *hw, size_t *size)
size_t read = hw->pcm_ops->read(hw, hw->buf_emul + hw->pos_emul,
read_len);
hw->pending_emul += read;
+ hw->pos_emul = (hw->pos_emul + read) % hw->size_emul;
if (read < read_len) {
break;
}