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vdpaumpegdec: hold the lock in change_state
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6b05d01898
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1 changed files with 4 additions and 0 deletions
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@ -489,9 +489,12 @@ gst_vdp_mpeg_decoder_change_state (GstElement * element,
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switch (transition) {
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case GST_STATE_CHANGE_READY_TO_PAUSED:
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g_mutex_lock (mpeg_dec->mutex);
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dec->device = gst_vdp_get_device (dec->display_name);
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g_mutex_unlock (mpeg_dec->mutex);
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break;
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case GST_STATE_CHANGE_PAUSED_TO_READY:
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g_mutex_lock (mpeg_dec->mutex);
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gst_vdp_mpeg_decoder_reset (mpeg_dec);
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dec->device->vdp_decoder_destroy (mpeg_dec->decoder);
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@ -499,6 +502,7 @@ gst_vdp_mpeg_decoder_change_state (GstElement * element,
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g_object_unref (dec->device);
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dec->device = NULL;
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g_mutex_unlock (mpeg_dec->mutex);
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break;
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default:
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break;
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