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adapter: Adapt gst_adapter_copy() for bindings
This is done by introducing a new gst_adapter_copy_bytes() call that returns a GBytes structure. Fixes https://bugzilla.gnome.org/show_bug.cgi?id=725476
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commit
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4 changed files with 31 additions and 1 deletions
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@ -159,6 +159,7 @@ gst_adapter_push
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gst_adapter_map
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gst_adapter_map
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gst_adapter_unmap
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gst_adapter_unmap
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gst_adapter_copy
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gst_adapter_copy
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gst_adapter_copy_bytes
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gst_adapter_flush
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gst_adapter_flush
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gst_adapter_available
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gst_adapter_available
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gst_adapter_available_fast
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gst_adapter_available_fast
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@ -526,7 +526,7 @@ gst_adapter_unmap (GstAdapter * adapter)
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}
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}
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/**
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/**
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* gst_adapter_copy:
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* gst_adapter_copy: (skip)
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* @adapter: a #GstAdapter
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* @adapter: a #GstAdapter
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* @dest: (out caller-allocates) (array length=size) (element-type guint8):
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* @dest: (out caller-allocates) (array length=size) (element-type guint8):
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* the memory to copy into
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* the memory to copy into
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@ -550,6 +550,32 @@ gst_adapter_copy (GstAdapter * adapter, gpointer dest, gsize offset, gsize size)
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copy_into_unchecked (adapter, dest, offset + adapter->skip, size);
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copy_into_unchecked (adapter, dest, offset + adapter->skip, size);
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}
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}
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/**
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* gst_adapter_copy_bytes:
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* @adapter: a #GstAdapter
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* @offset: the bytes offset in the adapter to start from
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* @size: the number of bytes to copy
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*
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* Similar to gst_adapter_copy, but more suitable for language bindings. @size
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* bytes of data starting at @offset will be copied out of the buffers contained
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* in @adapter and into a new #GBytes structure which is returned. Depending on
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* the value of the @size argument an empty #GBytes structure may be returned.
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*
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* Returns: (transfer full): A new #GBytes structure containing the copied data.
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*
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* Rename to: gst_adapter_copy
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*
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* Since: 1.4
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*/
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GBytes *
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gst_adapter_copy_bytes (GstAdapter * adapter, gsize offset, gsize size)
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{
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gpointer data;
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data = g_malloc (size);
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gst_adapter_copy (adapter, data, offset, size);
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return g_bytes_new_take (data, size);
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}
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/*Flushes the first @flush bytes in the @adapter*/
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/*Flushes the first @flush bytes in the @adapter*/
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static void
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static void
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gst_adapter_flush_unchecked (GstAdapter * adapter, gsize flush)
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gst_adapter_flush_unchecked (GstAdapter * adapter, gsize flush)
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@ -56,6 +56,8 @@ gconstpointer gst_adapter_map (GstAdapter *adapter, gs
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void gst_adapter_unmap (GstAdapter *adapter);
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void gst_adapter_unmap (GstAdapter *adapter);
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void gst_adapter_copy (GstAdapter *adapter, gpointer dest,
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void gst_adapter_copy (GstAdapter *adapter, gpointer dest,
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gsize offset, gsize size);
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gsize offset, gsize size);
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GBytes * gst_adapter_copy_bytes (GstAdapter *adapter,
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gsize offset, gsize size);
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void gst_adapter_flush (GstAdapter *adapter, gsize flush);
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void gst_adapter_flush (GstAdapter *adapter, gsize flush);
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gpointer gst_adapter_take (GstAdapter *adapter, gsize nbytes);
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gpointer gst_adapter_take (GstAdapter *adapter, gsize nbytes);
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GstBuffer* gst_adapter_take_buffer (GstAdapter *adapter, gsize nbytes);
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GstBuffer* gst_adapter_take_buffer (GstAdapter *adapter, gsize nbytes);
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@ -3,6 +3,7 @@ EXPORTS
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gst_adapter_available_fast
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gst_adapter_available_fast
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gst_adapter_clear
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gst_adapter_clear
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gst_adapter_copy
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gst_adapter_copy
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gst_adapter_copy_bytes
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gst_adapter_flush
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gst_adapter_flush
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gst_adapter_get_type
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gst_adapter_get_type
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gst_adapter_map
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gst_adapter_map
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