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buffer: reuse more code

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This commit is contained in:
Wim Taymans 2012-04-01 12:01:34 +02:00
parent 0e9241cfc6
commit f3aad8b430
1 changed files with 12 additions and 15 deletions
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27
gst/gstbuffer.c
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@ -261,13 +261,18 @@ _replace_memory (GstBuffer * buffer, guint len, guint idx, guint length,
for (i = idx; i < end; i++) for (i = idx; i < end; i++)
gst_memory_unref (GST_BUFFER_MEM_PTR (buffer, i)); gst_memory_unref (GST_BUFFER_MEM_PTR (buffer, i));
if (end != len) { if (mem != NULL) {
g_memmove (&GST_BUFFER_MEM_PTR (buffer, idx + 1), /* replace with single memory */
GST_BUFFER_MEM_PTR (buffer, idx) = mem;
idx++;
length--;
}
if (end < len) {
g_memmove (&GST_BUFFER_MEM_PTR (buffer, idx),
&GST_BUFFER_MEM_PTR (buffer, end), (len - end) * sizeof (gpointer)); &GST_BUFFER_MEM_PTR (buffer, end), (len - end) * sizeof (gpointer));
} }
/* replace with single memory */ GST_BUFFER_MEM_LEN (buffer) = len - length;
GST_BUFFER_MEM_PTR (buffer, idx) = mem;
GST_BUFFER_MEM_LEN (buffer) = len - length + 1;
} }
static inline void static inline void
@ -876,7 +881,7 @@ gst_buffer_replace_memory_range (GstBuffer * buffer, guint idx, gint length,
void void
gst_buffer_remove_memory_range (GstBuffer * buffer, guint idx, gint length) gst_buffer_remove_memory_range (GstBuffer * buffer, guint idx, gint length)
{ {
guint len, i, end; guint len;
g_return_if_fail (GST_IS_BUFFER (buffer)); g_return_if_fail (GST_IS_BUFFER (buffer));
g_return_if_fail (gst_buffer_is_writable (buffer)); g_return_if_fail (gst_buffer_is_writable (buffer));
@ -887,15 +892,7 @@ gst_buffer_remove_memory_range (GstBuffer * buffer, guint idx, gint length)
if (length == -1) if (length == -1)
length = len - idx; length = len - idx;
end = idx + length; _replace_memory (buffer, len, idx, length, NULL);
for (i = idx; i < end; i++)
gst_memory_unref (GST_BUFFER_MEM_PTR (buffer, i));
if (end != len) {
g_memmove (&GST_BUFFER_MEM_PTR (buffer, idx),
&GST_BUFFER_MEM_PTR (buffer, end), (len - end) * sizeof (gpointer));
}
GST_BUFFER_MEM_LEN (buffer) = len - length;
} }
/** /**