don't push if can't push
Original commit message from CVS: don't push if can't push
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@ -197,7 +197,8 @@ gst_wavparse_chain (GstPad *pad, GstBuffer *buf)
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GST_BUFFER_TIMESTAMP (buf) = wavparse->offset * GST_SECOND / wavparse->rate;
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wavparse->offset += GST_BUFFER_SIZE (buf) * 8 / wavparse->width / wavparse->channels;
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gst_pad_push (wavparse->srcpad, buf);
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if (GST_PAD_IS_USABLE (wavparse->srcpad))
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gst_pad_push (wavparse->srcpad, buf);
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return;
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}
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@ -335,7 +336,8 @@ gst_wavparse_chain (GstPad *pad, GstBuffer *buf)
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gst_buffer_unref (buf);
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gst_pad_push (wavparse->srcpad, newbuf);
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if (GST_PAD_IS_USABLE (wavparse->srcpad))
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gst_pad_push (wavparse->srcpad, newbuf);
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/* now we're ready to go, the next buffer should start data */
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wavparse->state = GST_WAVPARSE_DATA;
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