mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-19 06:46:38 +00:00
7012e88090
Conflicts: gst-libs/gst/audio/audio.h gst-libs/gst/audio/gstaudiodecoder.c gst-libs/gst/audio/gstaudiodecoder.h gst-libs/gst/audio/gstaudioencoder.c gst-libs/gst/audio/gstbaseaudioencoder.h gst/playback/Makefile.am gst/playback/gstplaybin.c gst/playback/gstplaysink.c gst/playback/gstplaysinkvideoconvert.c gst/playback/gstsubtitleoverlay.c gst/videorate/gstvideorate.c gst/videoscale/gstvideoscale.c win32/common/libgstaudio.def
98 lines
3.4 KiB
C
98 lines
3.4 KiB
C
/* GStreamer
|
|
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
|
|
* 2005 Wim Taymans <wim@fluendo.com>
|
|
*
|
|
* gstaudioringbuffer.h:
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GST_AUDIO_RING_BUFFER_H__
|
|
#define __GST_AUDIO_RING_BUFFER_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/audio/gstringbuffer.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_AUDIO_RING_BUFFER (gst_audio_ring_buffer_get_type())
|
|
#define GST_AUDIO_RING_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AUDIO_RING_BUFFER,GstAudioRingBuffer))
|
|
#define GST_AUDIO_RING_BUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AUDIO_RING_BUFFER,GstAudioRingBufferClass))
|
|
#define GST_AUDIO_RING_BUFFER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),GST_TYPE_AUDIO_RING_BUFFER,GstAudioRingBufferClass))
|
|
#define GST_IS_AUDIO_RING_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AUDIO_RING_BUFFER))
|
|
#define GST_IS_AUDIO_RING_BUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AUDIO_RING_BUFFER))
|
|
#define GST_AUDIO_RING_BUFFER_CAST(obj) ((GstAudioRingBuffer *)obj)
|
|
|
|
typedef struct _GstAudioRingBuffer GstAudioRingBuffer;
|
|
typedef struct _GstAudioRingBufferClass GstAudioRingBufferClass;
|
|
|
|
#include <gst/audio/gstringbufferthread.h>
|
|
|
|
typedef enum {
|
|
GST_AUDIO_RING_BUFFER_MODE_UNKNOWN,
|
|
GST_AUDIO_RING_BUFFER_MODE_PLAYBACK,
|
|
GST_AUDIO_RING_BUFFER_MODE_CAPTURE
|
|
} GstAudioRingBufferMode;
|
|
/**
|
|
* GstAudioRingBuffer:
|
|
*
|
|
* Opaque #GstAudioRingBuffer.
|
|
*/
|
|
struct _GstAudioRingBuffer {
|
|
GstRingBuffer element;
|
|
|
|
/*< protected >*/
|
|
GstAudioRingBufferMode mode;
|
|
GstRingBufferThread *thread;
|
|
|
|
GstAudioRingBuffer *link;
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
/**
|
|
* GstAudioRingBufferClass:
|
|
* @parent_class: the parent class structure.
|
|
* @process: Write/Read data to/from the device.
|
|
* @reset: Returns as quickly as possible from a write/read and flush any pending
|
|
* samples from the device.
|
|
*
|
|
* #GstAudioRingBuffer class. Override the vmethods to implement functionality.
|
|
*/
|
|
struct _GstAudioRingBufferClass {
|
|
GstRingBufferClass parent_class;
|
|
|
|
/* vtable */
|
|
|
|
/* write/read samples to the device */
|
|
gint (*process) (GstAudioRingBuffer *buf, gpointer data, guint length);
|
|
/* reset the audio device, unblock from a read/write */
|
|
void (*reset) (GstAudioRingBuffer *buf);
|
|
|
|
/*< private >*/
|
|
gpointer _gst_reserved[GST_PADDING];
|
|
};
|
|
|
|
GType gst_audio_ring_buffer_get_type(void);
|
|
|
|
gboolean gst_audio_ring_buffer_link (GstAudioRingBuffer *buf1, GstAudioRingBuffer *buf2);
|
|
|
|
gboolean gst_audio_ring_buffer_set_thread (GstAudioRingBuffer *buf, GstRingBufferThread *thread);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_AUDIO_RING_BUFFER_H__ */
|