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-rw-r--r--sys/directsound/gstdirectsoundsrc.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/sys/directsound/gstdirectsoundsrc.c b/sys/directsound/gstdirectsoundsrc.c
index 18f49f881..3b01f0684 100644
--- a/sys/directsound/gstdirectsoundsrc.c
+++ b/sys/directsound/gstdirectsoundsrc.c
@@ -545,12 +545,14 @@ gst_directsound_src_unprepare (GstAudioSrc * asrc)
dsoundsrc = GST_DIRECTSOUND_SRC (asrc);
+ GST_DSOUND_LOCK (dsoundsrc);
+
/* Stop capturing */
IDirectSoundCaptureBuffer_Stop (dsoundsrc->pDSBSecondary);
/* Release buffer */
IDirectSoundCaptureBuffer_Release (dsoundsrc->pDSBSecondary);
-
+ GST_DSOUND_UNLOCK (dsoundsrc);
return TRUE;
}
@@ -583,6 +585,11 @@ gst_directsound_src_read (GstAudioSrc * asrc, gpointer data, guint length,
hRes = IDirectSoundCaptureBuffer_GetStatus (dsoundsrc->pDSBSecondary,
&dwStatus);
+ if (FAILED (hRes)) {
+ GST_DSOUND_UNLOCK (dsoundsrc);
+ return -1;
+ }
+
/* Starting capturing if not already */
if (!(dwStatus & DSCBSTATUS_CAPTURING)) {
hRes = IDirectSoundCaptureBuffer_Start (dsoundsrc->pDSBSecondary,
@@ -598,6 +605,11 @@ gst_directsound_src_read (GstAudioSrc * asrc, gpointer data, guint length,
IDirectSoundCaptureBuffer_GetCurrentPosition (dsoundsrc->pDSBSecondary,
&dwCurrentCaptureCursor, NULL);
+ if (FAILED (hRes)) {
+ GST_DSOUND_UNLOCK (dsoundsrc);
+ return -1;
+ }
+
/* calculate the buffer */
if (dwCurrentCaptureCursor < dsoundsrc->current_circular_offset) {
dwBufferSize = dsoundsrc->buffer_size -