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msdk: dec: fix leaks when flushing

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=793708
This commit is contained in:
Hyunjun Ko 2018-03-08 11:38:52 -09:00 committed by Sreerenj Balachandran
parent c9faf0d612
commit 8a3630ffd7
1 changed files with 16 additions and 8 deletions
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24
sys/msdk/gstmsdkdec.c
View file

@ -75,6 +75,8 @@ typedef struct _MsdkSurface
GstVideoFrame copy;
} MsdkSurface;
static gboolean gst_msdkdec_flush (GstVideoDecoder * decoder);
static GstFlowReturn
allocate_output_buffer (GstMsdkDec * thiz, GstBuffer ** buffer)
{
@ -513,6 +515,9 @@ static gboolean
gst_msdkdec_stop (GstVideoDecoder * decoder)
{
GstMsdkDec *thiz = GST_MSDKDEC (decoder);
gst_msdkdec_flush (decoder);
if (thiz->input_state) {
gst_video_codec_state_unref (thiz->input_state);
thiz->input_state = NULL;
@ -603,11 +608,11 @@ gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
task = &g_array_index (thiz->tasks, MsdkDecTask, thiz->next_task);
flow = gst_msdkdec_finish_task (thiz, task);
if (flow != GST_FLOW_OK)
goto exit;
goto error;
if (!surface) {
flow = allocate_output_buffer (thiz, &buffer);
if (flow != GST_FLOW_OK)
goto exit;
goto error;
surface = get_surface (thiz, buffer);
if (!surface) {
/* Can't get a surface for some reason, finish tasks to see if
@ -617,7 +622,7 @@ gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
task = &g_array_index (thiz->tasks, MsdkDecTask, thiz->next_task);
flow = gst_msdkdec_finish_task (thiz, task);
if (flow != GST_FLOW_OK)
goto exit;
goto error;
surface = get_surface (thiz, buffer);
if (surface)
break;
@ -625,7 +630,7 @@ gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
if (!surface) {
GST_ERROR_OBJECT (thiz, "Couldn't get a surface");
flow = GST_FLOW_ERROR;
goto exit;
goto error;
}
}
}
@ -673,12 +678,17 @@ gst_msdkdec_handle_frame (GstVideoDecoder * decoder, GstVideoCodecFrame * frame)
flow = GST_FLOW_OK;
}
exit:
if (surface)
free_surface (thiz, surface);
gst_buffer_unmap (frame->input_buffer, &map_info);
return flow;
error:
gst_buffer_unmap (frame->input_buffer, &map_info);
gst_video_decoder_drop_frame (decoder, frame);
return flow;
}
static GstBufferPool *
@ -936,9 +946,7 @@ gst_msdkdec_drain (GstVideoDecoder * decoder)
for (i = 0; i < thiz->tasks->len; i++) {
task = &g_array_index (thiz->tasks, MsdkDecTask, thiz->next_task);
flow = gst_msdkdec_finish_task (thiz, task);
if (flow != GST_FLOW_OK)
return flow;
gst_msdkdec_finish_task (thiz, task);
thiz->next_task = (thiz->next_task + 1) % thiz->tasks->len;
}