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Attempting to optimize the code for embedded systems.

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Original commit message from CVS:
Attempting to optimize the code for embedded systems.
This commit is contained in:
Zeeshan Ali 2005-11-09 21:35:29 +00:00
parent a9c9d62886
commit 8a534978d4
2 changed files with 13 additions and 10 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2005-11-09 Zeeshan Ali <zeenix@gmail.com>
* gst/flx/gstflxdec.c: (flx_decode_delta_fli),
(flx_decode_delta_flc), (gst_flxdec_chain):
Attempting to optimize the code for embedded systems.
2005-11-08 Alessandro Decina <alessandro at nnva dot org> 2005-11-08 Alessandro Decina <alessandro at nnva dot org>
Reviewed by: Tim-Philipp Müller <tim at centricular dot net> Reviewed by: Tim-Philipp Müller <tim at centricular dot net>

17
gst/flx/gstflxdec.c
View file

@ -339,7 +339,6 @@ flx_decode_delta_fli (GstFlxDec * flxdec, guchar * data, guchar * dest)
g_return_if_fail (flxdec != NULL); g_return_if_fail (flxdec != NULL);
g_return_if_fail (flxdec->delta != NULL); g_return_if_fail (flxdec->delta != NULL);
/* use last frame for delta */ /* use last frame for delta */
memcpy (dest, GST_BUFFER_DATA (flxdec->delta), memcpy (dest, GST_BUFFER_DATA (flxdec->delta),
GST_BUFFER_SIZE (flxdec->delta)); GST_BUFFER_SIZE (flxdec->delta));
@ -392,7 +391,6 @@ flx_decode_delta_flc (GstFlxDec * flxdec, guchar * data, guchar * dest)
g_return_if_fail (flxdec != NULL); g_return_if_fail (flxdec != NULL);
g_return_if_fail (flxdec->delta != NULL); g_return_if_fail (flxdec->delta != NULL);
/* use last frame for delta */ /* use last frame for delta */
memcpy (dest, GST_BUFFER_DATA (flxdec->delta), memcpy (dest, GST_BUFFER_DATA (flxdec->delta),
GST_BUFFER_SIZE (flxdec->delta)); GST_BUFFER_SIZE (flxdec->delta));
@ -458,7 +456,6 @@ gst_flxdec_chain (GstPad * pad, GstBuffer * buf)
GstFlxDec *flxdec; GstFlxDec *flxdec;
FlxHeader *flxh; FlxHeader *flxh;
FlxFrameChunk *flxfh;
g_return_val_if_fail (buf != NULL, GST_FLOW_ERROR); g_return_val_if_fail (buf != NULL, GST_FLOW_ERROR);
flxdec = (GstFlxDec *) gst_pad_get_parent (pad); flxdec = (GstFlxDec *) gst_pad_get_parent (pad);
@ -537,23 +534,24 @@ gst_flxdec_chain (GstPad * pad, GstBuffer * buf)
GstBuffer *out; GstBuffer *out;
if (avail >= FlxFrameChunkSize) { if (avail >= FlxFrameChunkSize) {
FlxFrameChunk flxfh;
guchar *chunk = NULL; guchar *chunk = NULL;
guint to_flush = 0; guint to_flush = 0;
const guint8 *data = const guint8 *data =
gst_adapter_peek (flxdec->adapter, FlxFrameChunkSize); gst_adapter_peek (flxdec->adapter, FlxFrameChunkSize);
flxfh = (FlxFrameChunk *) g_memdup (data, FlxFrameChunkSize); memcpy (&flxfh, data, FlxFrameChunkSize);
switch (flxfh->id) { switch (flxfh.id) {
case FLX_FRAME_TYPE: case FLX_FRAME_TYPE:
if (avail < flxfh->size) { if (avail < flxfh.size) {
break; break;
} }
gst_adapter_flush (flxdec->adapter, FlxFrameChunkSize); gst_adapter_flush (flxdec->adapter, FlxFrameChunkSize);
data = gst_adapter_peek (flxdec->adapter, data = gst_adapter_peek (flxdec->adapter,
flxfh->size - FlxFrameChunkSize); flxfh.size - FlxFrameChunkSize);
chunk = g_memdup (data, flxfh->size - FlxFrameChunkSize); chunk = g_memdup (data, flxfh.size - FlxFrameChunkSize);
to_flush = flxfh->size - FlxFrameChunkSize; to_flush = flxfh.size - FlxFrameChunkSize;
if (((FlxFrameType *) chunk)->chunks == 0) if (((FlxFrameType *) chunk)->chunks == 0)
break; break;
@ -590,7 +588,6 @@ gst_flxdec_chain (GstPad * pad, GstBuffer * buf)
if (chunk) if (chunk)
g_free (chunk); g_free (chunk);
g_free (flxfh);
} }
} }