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-rw-r--r--src/modules/module-jack-sink.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/modules/module-jack-sink.c b/src/modules/module-jack-sink.c
index 47f77bab..66ded27f 100644
--- a/src/modules/module-jack-sink.c
+++ b/src/modules/module-jack-sink.c
@@ -135,22 +135,25 @@ static void io_event_cb(pa_mainloop_api *m, pa_io_event *e, int fd, pa_io_event_
unsigned fs;
jack_nframes_t frame_idx;
pa_memchunk chunk;
+ void *p;
fs = pa_frame_size(&u->sink->sample_spec);
pa_sink_render_full(u->sink, u->frames_requested * fs, &chunk);
+ p = pa_memblock_acquire(chunk.memblock);
for (frame_idx = 0; frame_idx < u->frames_requested; frame_idx ++) {
unsigned c;
for (c = 0; c < u->channels; c++) {
- float *s = ((float*) ((uint8_t*) chunk.memblock->data + chunk.index)) + (frame_idx * u->channels) + c;
+ float *s = ((float*) ((uint8_t*) p + chunk.index)) + (frame_idx * u->channels) + c;
float *d = ((float*) u->buffer[c]) + frame_idx;
*d = *s;
}
}
+ pa_memblock_release(chunk.memblock);
pa_memblock_unref(chunk.memblock);
u->frames_requested = 0;