typedef struct _GstBuffer GstBuffer;
typedef struct _GstBufferPool GstBufferPool;
-/**
- * GST_BUFFER_TRACE_NAME:
- *
- * The name used for tracing memory allocations.
- */
-#define GST_BUFFER_TRACE_NAME "GstBuffer"
-
#define GST_TYPE_BUFFER (_gst_buffer_type)
#define GST_IS_BUFFER(obj) (GST_IS_MINI_OBJECT_TYPE(obj, GST_TYPE_BUFFER))
#define GST_BUFFER_CAST(obj) ((GstBuffer *)(obj))
* @GST_BUFFER_FLAG_CORRUPTED: the buffer data is corrupted.
* @GST_BUFFER_FLAG_MARKER: the buffer contains a media specific marker. for
* video this is typically the end of a frame boundary, for audio
- * this is usually the end of a talkspurt.
+ * this is usually the start of a talkspurt.
* @GST_BUFFER_FLAG_HEADER: the buffer contains header information that is
* needed to decode the following data. The buffer
* is also part of the headers of the STREAM_CONFIG event.
/* allocation */
GstBuffer * gst_buffer_new (void);
-GstBuffer * gst_buffer_new_allocate (GstAllocator * allocator, gsize size, gsize align);
-GstBuffer * gst_buffer_new_wrapped_full (gpointer data, GFreeFunc free_func, gsize offset, gsize size);
+GstBuffer * gst_buffer_new_allocate (GstAllocator * allocator, gsize size,
+ GstAllocationParams * params);
+GstBuffer * gst_buffer_new_wrapped_full (GstMemoryFlags flags, gpointer data, gsize maxsize,
+ gsize offset, gsize size, gpointer user_data,
+ GDestroyNotify notify);
GstBuffer * gst_buffer_new_wrapped (gpointer data, gsize size);
/* memory blocks */
-guint gst_buffer_n_memory (GstBuffer *buffer);
-void gst_buffer_take_memory (GstBuffer *buffer, gint idx, GstMemory *mem);
-GstMemory * gst_buffer_peek_memory (GstBuffer *buffer, guint idx, GstMapFlags flags);
-void gst_buffer_remove_memory_range (GstBuffer *buffer, guint idx, guint length);
-
+guint gst_buffer_n_memory (GstBuffer *buffer);
+void gst_buffer_insert_memory (GstBuffer *buffer, gint idx, GstMemory *mem);
+void gst_buffer_replace_memory_range (GstBuffer *buffer, guint idx, gint length, GstMemory *mem);
+GstMemory * gst_buffer_peek_memory (GstBuffer *buffer, guint idx);
+GstMemory * gst_buffer_get_memory_range (GstBuffer *buffer, guint idx, gint length);
+void gst_buffer_remove_memory_range (GstBuffer *buffer, guint idx, gint length);
+
+#define gst_buffer_prepend_memory(b,m) gst_buffer_insert_memory ((b), 0, (m))
+#define gst_buffer_append_memory(b,m) gst_buffer_insert_memory ((b), -1, (m))
+#define gst_buffer_replace_memory(b,i,m) gst_buffer_replace_memory_range ((b), (i), 1, (m))
+#define gst_buffer_replace_all_memory(b,m) gst_buffer_replace_memory ((b), 0, -1, (m))
+#define gst_buffer_get_memory(b,i) gst_buffer_get_memory_range ((b), (i), 1)
+#define gst_buffer_get_all_memory(b) gst_buffer_get_memory_range ((b), 0, -1)
/**
* gst_buffer_remove_memory:
* @b: a #GstBuffer.
*
* Remove the memory block in @b at @i.
*/
-#define gst_buffer_remove_memory(b,i) gst_buffer_remove_memory_range ((b), (i), 1)
+#define gst_buffer_remove_memory(b,i) gst_buffer_remove_memory_range ((b), (i), 1)
+#define gst_buffer_remove_all_memory(b) gst_buffer_remove_memory_range ((b), 0, -1)
+
+gboolean gst_buffer_find_memory (GstBuffer *buffer, gsize offset, gsize size,
+ guint *idx, guint *length, gsize *skip);
gsize gst_buffer_fill (GstBuffer *buffer, gsize offset,
gconstpointer src, gsize size);
gsize gst_buffer_memset (GstBuffer *buffer, gsize offset,
guint8 val, gsize size);
-gsize gst_buffer_get_sizes (GstBuffer *buffer, gsize *offset, gsize *maxsize);
-void gst_buffer_resize (GstBuffer *buffer, gssize offset, gssize size);
+gsize gst_buffer_get_sizes_range (GstBuffer *buffer, guint idx, gint length,
+ gsize *offset, gsize *maxsize);
+void gst_buffer_resize_range (GstBuffer *buffer, guint idx, gint length,
+ gssize offset, gssize size);
+#define gst_buffer_get_sizes(b,of,ms) gst_buffer_get_sizes_range ((b), 0, -1, (of), (ms))
/**
* gst_buffer_get_size:
* @b: a #GstBuffer.
*
* Get the size of @b.
*/
-#define gst_buffer_get_size(b) gst_buffer_get_sizes ((b), NULL, NULL)
+#define gst_buffer_get_size(b) gst_buffer_get_sizes_range ((b), 0, -1, NULL, NULL)
+#define gst_buffer_resize(b,of,s) gst_buffer_resize_range ((b), 0, -1, (of), (s))
/**
* gst_buffer_set_size:
* @b: a #GstBuffer.
* Set the size of @b to @s. This will remove or trim the memory blocks
* in the buffer.
*/
-#define gst_buffer_set_size(b,s) gst_buffer_resize ((b), 0, (s))
+#define gst_buffer_set_size(b,s) gst_buffer_resize_range ((b), 0, -1, 0, (s))
+
+gboolean gst_buffer_map_range (GstBuffer *buffer, guint idx, gint length,
+ GstMapInfo *info, GstMapFlags flags);
+#define gst_buffer_map(b,i,f) gst_buffer_map_range ((b), 0, -1, (i), (f))
-gboolean gst_buffer_map (GstBuffer *buffer, GstMapInfo *info, GstMapFlags flags);
void gst_buffer_unmap (GstBuffer *buffer, GstMapInfo *info);
+
/* refcounting */
/**
* gst_buffer_ref:
GstBuffer* gst_buffer_copy_region (GstBuffer *parent, GstBufferCopyFlags flags,
gsize offset, gsize size);
-/* span, two buffers, intelligently */
-gboolean gst_buffer_is_span_fast (GstBuffer *buf1, GstBuffer *buf2);
-GstBuffer* gst_buffer_span (GstBuffer *buf1, gsize offset, GstBuffer *buf2, gsize size) G_GNUC_MALLOC;
+/* append two buffers */
+GstBuffer* gst_buffer_append (GstBuffer *buf1, GstBuffer *buf2);
/* metadata */
#include <gst/gstmeta.h>
/**
- * GstBufferMetaFunc:
+ * GstBufferForeachMetaFunc:
* @buffer: a #GstBuffer
* @meta: a pointer to a #GstMeta
* @user_data: user data passed to gst_buffer_foreach_meta()
typedef gboolean (*GstBufferForeachMetaFunc) (GstBuffer *buffer, GstMeta **meta,
gpointer user_data);
-GstMeta * gst_buffer_get_meta (GstBuffer *buffer, const GstMetaInfo *info);
+GstMeta * gst_buffer_get_meta (GstBuffer *buffer, GType api);
GstMeta * gst_buffer_add_meta (GstBuffer *buffer, const GstMetaInfo *info,
gpointer params);
gboolean gst_buffer_remove_meta (GstBuffer *buffer, GstMeta *meta);
projects / platform / upstream / gstreamer.git / blobdiff