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omxbufferpool: deallocate OMX buffers when stopping

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The pool is stopped when all the buffers have been released. Deallocate
when stopping so we are sure that the buffers aren't still used by
another element.

https://bugzilla.gnome.org/show_bug.cgi?id=796918
This commit is contained in:
Guillaume Desmottes 2018-05-28 12:20:45 +02:00
parent d2f7e21ab9
commit 7b6be347a6
2 changed files with 19 additions and 13 deletions
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3
omx/gstomxbufferpool.c
View file

@ -247,6 +247,9 @@ gst_omx_buffer_pool_stop (GstBufferPool * bpool)
/* Remove any buffers that are there */
g_ptr_array_set_size (pool->buffers, 0);
GST_DEBUG_OBJECT (pool, "deallocate OMX buffers");
gst_omx_port_deallocate_buffers (pool->port);
if (pool->caps)
gst_caps_unref (pool->caps);
pool->caps = NULL;

21
omx/gstomxvideodec.c
View file

@ -81,7 +81,7 @@ static GstFlowReturn gst_omx_video_dec_drain (GstVideoDecoder * decoder);
static OMX_ERRORTYPE gst_omx_video_dec_allocate_output_buffers (GstOMXVideoDec *
self);
static OMX_ERRORTYPE gst_omx_video_dec_deallocate_output_buffers (GstOMXVideoDec
static gboolean gst_omx_video_dec_deallocate_output_buffers (GstOMXVideoDec
* self);
enum
@ -1135,12 +1135,11 @@ done:
return err;
}
static OMX_ERRORTYPE
static gboolean
gst_omx_video_dec_deallocate_output_buffers (GstOMXVideoDec * self)
{
OMX_ERRORTYPE err;
if (self->out_port_pool) {
/* Pool will free buffers when stopping */
gst_buffer_pool_set_active (self->out_port_pool, FALSE);
#if 0
gst_buffer_pool_wait_released (self->out_port_pool);
@ -1148,7 +1147,9 @@ gst_omx_video_dec_deallocate_output_buffers (GstOMXVideoDec * self)
GST_OMX_BUFFER_POOL (self->out_port_pool)->deactivated = TRUE;
gst_object_unref (self->out_port_pool);
self->out_port_pool = NULL;
}
} else {
OMX_ERRORTYPE err;
#if defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL)
err =
gst_omx_port_deallocate_buffers (self->eglimage ? self->
@ -1157,7 +1158,10 @@ gst_omx_video_dec_deallocate_output_buffers (GstOMXVideoDec * self)
err = gst_omx_port_deallocate_buffers (self->dec_out_port);
#endif
return err;
return err == OMX_ErrorNone;
}
return TRUE;
}
static OMX_ERRORTYPE
@ -1573,8 +1577,7 @@ gst_omx_video_dec_loop (GstOMXVideoDec * self)
if (err != OMX_ErrorNone)
goto reconfigure_error;
err = gst_omx_video_dec_deallocate_output_buffers (self);
if (err != OMX_ErrorNone)
if (!gst_omx_video_dec_deallocate_output_buffers (self))
goto reconfigure_error;
err = gst_omx_port_wait_enabled (port, 1 * GST_SECOND);
@ -2179,7 +2182,7 @@ gst_omx_video_dec_disable (GstOMXVideoDec * self)
if (gst_omx_port_wait_buffers_released (out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_video_dec_deallocate_output_buffers (self) != OMX_ErrorNone)
if (!gst_omx_video_dec_deallocate_output_buffers (self))
return FALSE;
if (gst_omx_port_wait_enabled (out_port, 1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;