/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ * Copyright (C) <2006> Nokia Corporation, Stefan Kost <stefan.kost@nokia.com>.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
#define __GST_WAVPARSE_H__
-#include <config.h>
#include <gst/gst.h>
-#include <riff.h>
-#include <gst/gstbytestream.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
+#include "gst/riff/riff-ids.h"
+#include "gst/riff/riff-read.h"
+#include <gst/base/gstadapter.h>
+G_BEGIN_DECLS
#define GST_TYPE_WAVPARSE \
(gst_wavparse_get_type())
#define GST_WAVPARSE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WAVPARSE,GstWavParse))
#define GST_WAVPARSE_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVPARSE,GstWavParse))
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WAVPARSE,GstWavParseClass))
#define GST_IS_WAVPARSE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WAVPARSE))
-#define GST_IS_WAVPARSE_CLASS(obj) \
+#define GST_IS_WAVPARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WAVPARSE))
+typedef enum {
+ GST_WAVPARSE_START,
+ GST_WAVPARSE_HEADER,
+ GST_WAVPARSE_DATA
+} GstWavParseState;
-#define GST_WAVPARSE_UNKNOWN 0 /* initialized state */
-#define GST_WAVPARSE_START 1 /* At the start */
-#define GST_WAVPARSE_DATA 2 /* in data region */
-#define GST_WAVPARSE_OTHER 3 /* in unknown region */
-
typedef struct _GstWavParse GstWavParse;
typedef struct _GstWavParseClass GstWavParseClass;
+/**
+ * GstWavParse:
+ *
+ * Opaque data structure.
+ */
struct _GstWavParse {
- GstElement element;
+ GstElement parent;
- GstByteStream *bs;
/* pads */
GstPad *sinkpad,*srcpad;
+ /* for delayed source pad creation for when
+ * we have the first chunk of data and know
+ * the format for sure */
+ GstCaps *caps;
+ GstTagList *tags;
+ GstEvent *start_segment;
+
/* WAVE decoding state */
- gint state;
+ GstWavParseState state;
+ gboolean abort_buffering;
/* format of audio, see defines below */
gint format;
/* useful audio data */
- gint bps;
- gint rate;
- gint channels;
- gint width;
-
- int dataleft;
- int byteoffset;
-
- gboolean seek_pending;
- guint64 seek_offset;
-
- GstBuffer *buf;
-
- GstCaps *metadata;
+ guint16 depth;
+ guint32 rate;
+ guint16 channels;
+ guint16 blockalign;
+ guint16 width;
+ guint32 av_bps;
+ guint32 fact;
+
+ /* real bps used or 0 when no bitrate is known */
+ guint32 bps;
+ gboolean vbr;
+
+ guint bytes_per_sample;
+ guint max_buf_size;
+
+ /* position in data part */
+ guint64 offset;
+ guint64 end_offset;
+ guint64 dataleft;
+ /* offset/length of data part */
+ guint64 datastart;
+ guint64 datasize;
+ /* duration in time */
+ guint64 duration;
+
+ /* pending seek */
+ GstEvent *seek_event;
+
+ /* For streaming */
+ GstAdapter *adapter;
+ gboolean got_fmt;
+ gboolean streaming;
+
+ /* configured segment, start/stop expressed in time or bytes */
+ GstSegment segment;
+
+ /* for late pad configuration */
+ gboolean first;
+ /* discont after seek */
+ gboolean discont;
+
+ gboolean ignore_length;
};
struct _GstWavParseClass {
GType gst_wavparse_get_type(void);
-typedef struct _GstWavParseFormat GstWavParseFormat;
-
-struct _GstWavParseFormat {
- gint16 wFormatTag;
- guint16 wChannels;
- guint32 dwSamplesPerSec;
- guint32 dwAvgBytesPerSec;
- guint16 wBlockAlign;
- guint16 wBitsPerSample;
-};
-
-
-/**** from public Microsoft RIFF docs ******/
-#define GST_RIFF_WAVE_FORMAT_UNKNOWN (0x0000)
-#define GST_RIFF_WAVE_FORMAT_PCM (0x0001)
-#define GST_RIFF_WAVE_FORMAT_ADPCM (0x0002)
-#define GST_RIFF_WAVE_FORMAT_IBM_CVSD (0x0005)
-#define GST_RIFF_WAVE_FORMAT_ALAW (0x0006)
-#define GST_RIFF_WAVE_FORMAT_MULAW (0x0007)
-#define GST_RIFF_WAVE_FORMAT_OKI_ADPCM (0x0010)
-#define GST_RIFF_WAVE_FORMAT_DVI_ADPCM (0x0011)
-#define GST_RIFF_WAVE_FORMAT_DIGISTD (0x0015)
-#define GST_RIFF_WAVE_FORMAT_DIGIFIX (0x0016)
-#define GST_RIFF_WAVE_FORMAT_YAMAHA_ADPCM (0x0020)
-#define GST_RIFF_WAVE_FORMAT_DSP_TRUESPEECH (0x0022)
-#define GST_RIFF_WAVE_FORMAT_GSM610 (0x0031)
-#define GST_RIFF_WAVE_FORMAT_MSN (0x0032)
-#define GST_RIFF_WAVE_FORMAT_MPEGL12 (0x0050)
-#define GST_RIFF_WAVE_FORMAT_MPEGL3 (0x0055)
-#define GST_RIFF_IBM_FORMAT_MULAW (0x0101)
-#define GST_RIFF_IBM_FORMAT_ALAW (0x0102)
-#define GST_RIFF_IBM_FORMAT_ADPCM (0x0103)
-#define GST_RIFF_WAVE_FORMAT_DIVX_WMAV1 (0x0160)
-#define GST_RIFF_WAVE_FORMAT_DIVX_WMAV2 (0x0161)
-#define GST_RIFF_WAVE_FORMAT_WMAV9 (0x0162)
-#define GST_RIFF_WAVE_FORMAT_VORBIS1 (0x674f)
-#define GST_RIFF_WAVE_FORMAT_VORBIS2 (0x6750)
-#define GST_RIFF_WAVE_FORMAT_VORBIS3 (0x6751)
-#define GST_RIFF_WAVE_FORMAT_VORBIS1PLUS (0x676f)
-#define GST_RIFF_WAVE_FORMAT_VORBIS2PLUS (0x6770)
-#define GST_RIFF_WAVE_FORMAT_VORBIS3PLUS (0x6771)
-
-#ifdef __cplusplus
-}
-#endif /* __cplusplus */
-
+G_END_DECLS
#endif /* __GST_WAVPARSE_H__ */