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bytewriter: Add unchecked/inline variant of gst_byte_writer_put_buffer()

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This commit is contained in:
Sebastian Dröge 2012-03-29 17:59:28 +02:00
parent 16bf133566
commit d4dcb87c69
1 changed files with 45 additions and 0 deletions
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45
libs/gst/base/gstbytewriter.h
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@ -300,6 +300,49 @@ _gst_byte_writer_fill_inline (GstByteWriter * writer, guint8 value, guint size)
return TRUE;
}
static inline void
gst_byte_writer_put_buffer_unchecked (GstByteWriter * writer, GstBuffer * buffer,
gsize offset, gssize size)
{
if (size == -1) {
size = gst_buffer_get_size (buffer);
if (offset >= (gsize) size)
return;
size -= offset;
}
gst_buffer_extract (buffer, offset,
(guint8 *) & writer->parent.data[writer->parent.byte], size);
writer->parent.byte += size;
writer->parent.size = MAX (writer->parent.size, writer->parent.byte);
}
static inline gboolean
_gst_byte_writer_put_buffer_inline (GstByteWriter * writer, GstBuffer * buffer,
gsize offset, gssize size)
{
g_return_val_if_fail (writer != NULL, FALSE);
g_return_val_if_fail (size >= -1, FALSE);
if (size == -1) {
size = gst_buffer_get_size (buffer);
if (offset >= (gsize) size)
return TRUE;
size -= offset;
}
if (G_UNLIKELY (!_gst_byte_writer_ensure_free_space_inline (writer, size)))
return FALSE;
gst_byte_writer_put_buffer_unchecked (writer, buffer, offset, size);
return TRUE;
}
#ifndef GST_BYTE_WRITER_DISABLE_INLINES
/* we use defines here so we can add the G_LIKELY() */
@ -356,6 +399,8 @@ _gst_byte_writer_fill_inline (GstByteWriter * writer, guint8 value, guint size)
G_LIKELY (_gst_byte_writer_put_data_inline (writer, data, size))
#define gst_byte_writer_fill(writer, val, size) \
G_LIKELY (_gst_byte_writer_fill_inline (writer, val, size))
#define gst_byte_writer_put_buffer(writer, buffer, offset, size) \
G_LIKELY (_gst_byte_writer_put_buffer_inline (writer, buffer, offset, size))
#endif