diff options
| author | Luiz Augusto von Dentz <luiz.dentz@openbossa.org> | 2007-11-12 18:15:59 +0000 |
|---|---|---|
| committer | Luiz Augusto von Dentz <luiz.dentz@openbossa.org> | 2007-11-12 18:15:59 +0000 |
| commit | 397d6c2b3bc7661f978c1777442d33fd86ada21e (patch) | |
| tree | 7ac2b0d3768715896e286eab291dccfde333cfb8 /audio/gstsbcdec.c | |
| parent | f89c7796c7882c65e829e5203a79606c3d1d63b0 (diff) | |
Make sbc codec to write directly in application buffers and so avoiding memcpys.
Diffstat (limited to 'audio/gstsbcdec.c')
| -rw-r--r-- | audio/gstsbcdec.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/audio/gstsbcdec.c b/audio/gstsbcdec.c index 98504d4d..a60c3e69 100644 --- a/audio/gstsbcdec.c +++ b/audio/gstsbcdec.c @@ -58,10 +58,11 @@ static GstFlowReturn sbc_dec_chain(GstPad *pad, GstBuffer *buffer) { GstSbcDec *dec = GST_SBC_DEC(gst_pad_get_parent(pad)); GstFlowReturn res = GST_FLOW_OK; - guint size, offset = 0; + guint size, codesize, offset = 0; guint8 *data; GstClockTime timestamp; + codesize = sbc_get_codesize(&dec->sbc); timestamp = GST_BUFFER_TIMESTAMP(buffer); if (dec->buffer) { @@ -82,10 +83,6 @@ static GstFlowReturn sbc_dec_chain(GstPad *pad, GstBuffer *buffer) GstCaps *caps, *temp; int consumed; - consumed = sbc_decode(&dec->sbc, data + offset, size - offset); - if (consumed <= 0) - break; - caps = gst_caps_new_simple("audio/x-raw-int", "rate", G_TYPE_INT, dec->sbc.rate, "channels", G_TYPE_INT, dec->sbc.channels, @@ -100,14 +97,20 @@ static GstFlowReturn sbc_dec_chain(GstPad *pad, GstBuffer *buffer) res = gst_pad_alloc_buffer_and_set_caps(dec->srcpad, GST_BUFFER_OFFSET_NONE, - dec->sbc.len, temp, &output); + codesize, temp, &output); gst_caps_unref(temp); if (res != GST_FLOW_OK) goto done; - memcpy(GST_BUFFER_DATA(output), dec->sbc.data, dec->sbc.len); + consumed = sbc_decode(&dec->sbc, data + offset, size - offset, + GST_BUFFER_DATA(output), codesize, + NULL); + if (consumed <= 0) + break; + + GST_BUFFER_TIMESTAMP(output) = GST_BUFFER_TIMESTAMP(buffer); res = gst_pad_push(dec->srcpad, output); if (res != GST_FLOW_OK) |