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decoder: simplify gst_vaapi_decoder_get_surface().

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Avoid extraenous branches, i.e. immediately return with success once we
have a decoded frame available.
This commit is contained in:
Gwenole Beauchesne 2013-01-18 17:00:18 +01:00
parent a811a5de3d
commit b24752da4f
1 changed files with 6 additions and 12 deletions
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18
gst-libs/gst/vaapi/gstvaapidecoder.c
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@ -659,21 +659,15 @@ gst_vaapi_decoder_get_surface(GstVaapiDecoder *decoder,
do {
frame = pop_frame(decoder);
if (frame)
break;
if (frame) {
*out_proxy_ptr = gst_vaapi_surface_proxy_ref(frame->user_data);
gst_video_codec_frame_unref(frame);
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
status = decode_step(decoder);
} while (status == GST_VAAPI_DECODER_STATUS_SUCCESS);
if (frame) {
*out_proxy_ptr = gst_vaapi_surface_proxy_ref(frame->user_data);
gst_video_codec_frame_unref(frame);
status = GST_VAAPI_DECODER_STATUS_SUCCESS;
}
else {
*out_proxy_ptr = NULL;
if (status == GST_VAAPI_DECODER_STATUS_SUCCESS)
status = GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA;
}
*out_proxy_ptr = NULL;
return status;
}