/* start of code that is type specific */
-#define CREATE_OPTIMIZED_FUNCTIONS(TYPE,BIG_TYPE,MIN_VAL,MAX_VAL) \
-typedef struct { \
- TYPE x1, x2; /* history of input values for a filter */ \
- TYPE y1, y2; /* history of output values for a filter */ \
-} SecondOrderHistory ## TYPE; \
- \
-static inline TYPE \
-one_step_ ## TYPE (SecondOrderFilter *filter, \
- SecondOrderHistory ## TYPE *history, TYPE input) \
-{ \
- /* calculate output */ \
- TYPE output = filter->alpha * (input - history->x2) + \
- filter->gamma * history->y1 - filter->beta * history->y2; \
- /* update history */ \
- history->y2 = history->y1; \
- history->y1 = output; \
- history->x2 = history->x1; \
- history->x1 = input; \
- \
- return output; \
-} \
- \
-static const guint \
-history_size_ ## TYPE = sizeof (SecondOrderHistory ## TYPE); \
- \
-static void \
-gst_iir_equ_process_ ## TYPE (GstIirEqualizer *equ, guint8 *data, \
-guint size, guint channels) \
-{ \
- guint frames = size / channels / sizeof (TYPE); \
- guint i, c, f; \
- BIG_TYPE cur; \
- TYPE val; \
- \
- for (i = 0; i < frames; i++) { \
- for (c = 0; c < channels; c++) { \
- SecondOrderHistory ## TYPE *history = equ->history; \
- val = *((TYPE *) data); \
- cur = 0; \
- for (f = 0; f < equ->freq_count; f++) { \
- SecondOrderFilter *filter = &equ->filter[f]; \
- \
- cur += one_step_ ## TYPE (filter, history, val); \
- history++; \
- } \
- cur += val * 0.25; \
- cur = CLAMP (cur, MIN_VAL, MAX_VAL); \
- *((TYPE *) data) = (TYPE) cur; \
- data += sizeof (TYPE); \
- } \
- } \
+#define CREATE_OPTIMIZED_FUNCTIONS(TYPE,BIG_TYPE,MIN_VAL,MAX_VAL) \
+typedef struct { \
+ TYPE x1, x2; /* history of input values for a filter */ \
+ TYPE y1, y2; /* history of output values for a filter */ \
+} SecondOrderHistory ## TYPE; \
+ \
+static inline TYPE \
+one_step_ ## TYPE (SecondOrderFilter *filter, \
+ SecondOrderHistory ## TYPE *history, TYPE input) \
+{ \
+ /* calculate output */ \
+ TYPE output = filter->alpha * (input - history->x2) + \
+ filter->gamma * history->y1 - filter->beta * history->y2; \
+ /* update history */ \
+ history->y2 = history->y1; \
+ history->y1 = output; \
+ history->x2 = history->x1; \
+ history->x1 = input; \
+ \
+ return output; \
+} \
+ \
+static const guint \
+history_size_ ## TYPE = sizeof (SecondOrderHistory ## TYPE); \
+ \
+static void \
+gst_iir_equ_process_ ## TYPE (GstIirEqualizer *equ, guint8 *data, \
+guint size, guint channels) \
+{ \
+ guint frames = size / channels / sizeof (TYPE); \
+ guint i, c, f; \
+ BIG_TYPE cur; \
+ TYPE val; \
+ \
+ for (i = 0; i < frames; i++) { \
+ for (c = 0; c < channels; c++) { \
+ SecondOrderHistory ## TYPE *history = equ->history; \
+ val = *((TYPE *) data); \
+ cur = 0; \
+ for (f = 0; f < equ->freq_count; f++) { \
+ SecondOrderFilter *filter = &equ->filter[f]; \
+ \
+ cur += one_step_ ## TYPE (filter, history, val); \
+ history++; \
+ } \
+ cur += val * 0.25; \
+ cur = CLAMP (cur, MIN_VAL, MAX_VAL); \
+ *((TYPE *) data) = (TYPE) cur; \
+ data += sizeof (TYPE); \
+ } \
+ } \
}
CREATE_OPTIMIZED_FUNCTIONS (gint16, gint, -32768, 32767);
/* temporary hack */
#define gst_util_dump_mem(a,b) /* */
-#define QTDEMUX_GUINT32_GET(a) (GST_READ_UINT32_BE(a))
-#define QTDEMUX_GUINT24_GET(a) (GST_READ_UINT32_BE(a) >> 8)
-#define QTDEMUX_GUINT16_GET(a) (GST_READ_UINT16_BE(a))
+#define QTDEMUX_GUINT32_GET(a) (GST_READ_UINT32_BE(a))
+#define QTDEMUX_GUINT24_GET(a) (GST_READ_UINT32_BE(a) >> 8)
+#define QTDEMUX_GUINT16_GET(a) (GST_READ_UINT16_BE(a))
#define QTDEMUX_GUINT8_GET(a) (*(guint8 *)(a))
-#define QTDEMUX_FP32_GET(a) ((GST_READ_UINT32_BE(a))/65536.0)
-#define QTDEMUX_FP16_GET(a) ((GST_READ_UINT16_BE(a))/256.0)
-#define QTDEMUX_FOURCC_GET(a) (GST_READ_UINT32_LE(a))
+#define QTDEMUX_FP32_GET(a) ((GST_READ_UINT32_BE(a))/65536.0)
+#define QTDEMUX_FP16_GET(a) ((GST_READ_UINT16_BE(a))/256.0)
+#define QTDEMUX_FOURCC_GET(a) (GST_READ_UINT32_LE(a))
#define QTDEMUX_GUINT64_GET(a) ((((guint64)QTDEMUX_GUINT32_GET(a))<<32)|QTDEMUX_GUINT32_GET(((void *)a)+4))
#define QT_CONTAINER 1
-#define FOURCC_moov GST_MAKE_FOURCC('m','o','o','v')
-#define FOURCC_mvhd GST_MAKE_FOURCC('m','v','h','d')
-#define FOURCC_clip GST_MAKE_FOURCC('c','l','i','p')
-#define FOURCC_trak GST_MAKE_FOURCC('t','r','a','k')
-#define FOURCC_udta GST_MAKE_FOURCC('u','d','t','a')
-#define FOURCC_ctab GST_MAKE_FOURCC('c','t','a','b')
-#define FOURCC_tkhd GST_MAKE_FOURCC('t','k','h','d')
-#define FOURCC_crgn GST_MAKE_FOURCC('c','r','g','n')
-#define FOURCC_matt GST_MAKE_FOURCC('m','a','t','t')
-#define FOURCC_kmat GST_MAKE_FOURCC('k','m','a','t')
-#define FOURCC_edts GST_MAKE_FOURCC('e','d','t','s')
-#define FOURCC_elst GST_MAKE_FOURCC('e','l','s','t')
-#define FOURCC_load GST_MAKE_FOURCC('l','o','a','d')
-#define FOURCC_tref GST_MAKE_FOURCC('t','r','e','f')
-#define FOURCC_imap GST_MAKE_FOURCC('i','m','a','p')
-#define FOURCC___in GST_MAKE_FOURCC(' ',' ','i','n')
-#define FOURCC___ty GST_MAKE_FOURCC(' ',' ','t','y')
-#define FOURCC_mdia GST_MAKE_FOURCC('m','d','i','a')
-#define FOURCC_mdhd GST_MAKE_FOURCC('m','d','h','d')
-#define FOURCC_hdlr GST_MAKE_FOURCC('h','d','l','r')
-#define FOURCC_minf GST_MAKE_FOURCC('m','i','n','f')
-#define FOURCC_vmhd GST_MAKE_FOURCC('v','m','h','d')
-#define FOURCC_smhd GST_MAKE_FOURCC('s','m','h','d')
-#define FOURCC_gmhd GST_MAKE_FOURCC('g','m','h','d')
-#define FOURCC_gmin GST_MAKE_FOURCC('g','m','i','n')
-#define FOURCC_dinf GST_MAKE_FOURCC('d','i','n','f')
-#define FOURCC_dref GST_MAKE_FOURCC('d','r','e','f')
-#define FOURCC_stbl GST_MAKE_FOURCC('s','t','b','l')
-#define FOURCC_stsd GST_MAKE_FOURCC('s','t','s','d')
-#define FOURCC_stts GST_MAKE_FOURCC('s','t','t','s')
-#define FOURCC_stss GST_MAKE_FOURCC('s','t','s','s')
-#define FOURCC_stsc GST_MAKE_FOURCC('s','t','s','c')
-#define FOURCC_stsz GST_MAKE_FOURCC('s','t','s','z')
-#define FOURCC_stco GST_MAKE_FOURCC('s','t','c','o')
-#define FOURCC_vide GST_MAKE_FOURCC('v','i','d','e')
-#define FOURCC_soun GST_MAKE_FOURCC('s','o','u','n')
-#define FOURCC_co64 GST_MAKE_FOURCC('c','o','6','4')
-#define FOURCC_cmov GST_MAKE_FOURCC('c','m','o','v')
-#define FOURCC_dcom GST_MAKE_FOURCC('d','c','o','m')
-#define FOURCC_cmvd GST_MAKE_FOURCC('c','m','v','d')
-#define FOURCC_hint GST_MAKE_FOURCC('h','i','n','t')
-#define FOURCC_mp4a GST_MAKE_FOURCC('m','p','4','a')
-#define FOURCC_mp4v GST_MAKE_FOURCC('m','p','4','v')
-#define FOURCC_wave GST_MAKE_FOURCC('w','a','v','e')
-#define FOURCC_appl GST_MAKE_FOURCC('a','p','p','l')
-#define FOURCC_esds GST_MAKE_FOURCC('e','s','d','s')
-#define FOURCC_hnti GST_MAKE_FOURCC('h','n','t','i')
-#define FOURCC_rtp_ GST_MAKE_FOURCC('r','t','p',' ')
-#define FOURCC_sdp_ GST_MAKE_FOURCC('s','d','p',' ')
-#define FOURCC_meta GST_MAKE_FOURCC('m','e','t','a')
-#define FOURCC_ilst GST_MAKE_FOURCC('i','l','s','t')
-#define FOURCC__nam GST_MAKE_FOURCC(0xa9,'n','a','m')
-#define FOURCC__ART GST_MAKE_FOURCC(0xa9,'A','R','T')
-#define FOURCC__wrt GST_MAKE_FOURCC(0xa9,'w','r','t')
-#define FOURCC__grp GST_MAKE_FOURCC(0xa9,'g','r','p')
-#define FOURCC__alb GST_MAKE_FOURCC(0xa9,'a','l','b')
-#define FOURCC_gnre GST_MAKE_FOURCC('g','n','r','e')
-#define FOURCC_disc GST_MAKE_FOURCC('d','i','s','c')
-#define FOURCC_trkn GST_MAKE_FOURCC('t','r','k','n')
-#define FOURCC_cpil GST_MAKE_FOURCC('c','p','i','l')
-#define FOURCC_tmpo GST_MAKE_FOURCC('t','m','p','o')
-#define FOURCC__too GST_MAKE_FOURCC(0xa9,'t','o','o')
-#define FOURCC_____ GST_MAKE_FOURCC('-','-','-','-')
-#define FOURCC_free GST_MAKE_FOURCC('f','r','e','e')
-#define FOURCC_data GST_MAKE_FOURCC('d','a','t','a')
-#define FOURCC_SVQ3 GST_MAKE_FOURCC('S','V','Q','3')
-#define FOURCC_rmra GST_MAKE_FOURCC('r','m','r','a')
-#define FOURCC_rmda GST_MAKE_FOURCC('r','m','d','a')
-#define FOURCC_rdrf GST_MAKE_FOURCC('r','d','r','f')
-#define FOURCC__gen GST_MAKE_FOURCC(0xa9, 'g', 'e', 'n')
+#define FOURCC_moov GST_MAKE_FOURCC('m','o','o','v')
+#define FOURCC_mvhd GST_MAKE_FOURCC('m','v','h','d')
+#define FOURCC_clip GST_MAKE_FOURCC('c','l','i','p')
+#define FOURCC_trak GST_MAKE_FOURCC('t','r','a','k')
+#define FOURCC_udta GST_MAKE_FOURCC('u','d','t','a')
+#define FOURCC_ctab GST_MAKE_FOURCC('c','t','a','b')
+#define FOURCC_tkhd GST_MAKE_FOURCC('t','k','h','d')
+#define FOURCC_crgn GST_MAKE_FOURCC('c','r','g','n')
+#define FOURCC_matt GST_MAKE_FOURCC('m','a','t','t')
+#define FOURCC_kmat GST_MAKE_FOURCC('k','m','a','t')
+#define FOURCC_edts GST_MAKE_FOURCC('e','d','t','s')
+#define FOURCC_elst GST_MAKE_FOURCC('e','l','s','t')
+#define FOURCC_load GST_MAKE_FOURCC('l','o','a','d')
+#define FOURCC_tref GST_MAKE_FOURCC('t','r','e','f')
+#define FOURCC_imap GST_MAKE_FOURCC('i','m','a','p')
+#define FOURCC___in GST_MAKE_FOURCC(' ',' ','i','n')
+#define FOURCC___ty GST_MAKE_FOURCC(' ',' ','t','y')
+#define FOURCC_mdia GST_MAKE_FOURCC('m','d','i','a')
+#define FOURCC_mdhd GST_MAKE_FOURCC('m','d','h','d')
+#define FOURCC_hdlr GST_MAKE_FOURCC('h','d','l','r')
+#define FOURCC_minf GST_MAKE_FOURCC('m','i','n','f')
+#define FOURCC_vmhd GST_MAKE_FOURCC('v','m','h','d')
+#define FOURCC_smhd GST_MAKE_FOURCC('s','m','h','d')
+#define FOURCC_gmhd GST_MAKE_FOURCC('g','m','h','d')
+#define FOURCC_gmin GST_MAKE_FOURCC('g','m','i','n')
+#define FOURCC_dinf GST_MAKE_FOURCC('d','i','n','f')
+#define FOURCC_dref GST_MAKE_FOURCC('d','r','e','f')
+#define FOURCC_stbl GST_MAKE_FOURCC('s','t','b','l')
+#define FOURCC_stsd GST_MAKE_FOURCC('s','t','s','d')
+#define FOURCC_stts GST_MAKE_FOURCC('s','t','t','s')
+#define FOURCC_stss GST_MAKE_FOURCC('s','t','s','s')
+#define FOURCC_stsc GST_MAKE_FOURCC('s','t','s','c')
+#define FOURCC_stsz GST_MAKE_FOURCC('s','t','s','z')
+#define FOURCC_stco GST_MAKE_FOURCC('s','t','c','o')
+#define FOURCC_vide GST_MAKE_FOURCC('v','i','d','e')
+#define FOURCC_soun GST_MAKE_FOURCC('s','o','u','n')
+#define FOURCC_co64 GST_MAKE_FOURCC('c','o','6','4')
+#define FOURCC_cmov GST_MAKE_FOURCC('c','m','o','v')
+#define FOURCC_dcom GST_MAKE_FOURCC('d','c','o','m')
+#define FOURCC_cmvd GST_MAKE_FOURCC('c','m','v','d')
+#define FOURCC_hint GST_MAKE_FOURCC('h','i','n','t')
+#define FOURCC_mp4a GST_MAKE_FOURCC('m','p','4','a')
+#define FOURCC_mp4v GST_MAKE_FOURCC('m','p','4','v')
+#define FOURCC_wave GST_MAKE_FOURCC('w','a','v','e')
+#define FOURCC_appl GST_MAKE_FOURCC('a','p','p','l')
+#define FOURCC_esds GST_MAKE_FOURCC('e','s','d','s')
+#define FOURCC_hnti GST_MAKE_FOURCC('h','n','t','i')
+#define FOURCC_rtp_ GST_MAKE_FOURCC('r','t','p',' ')
+#define FOURCC_sdp_ GST_MAKE_FOURCC('s','d','p',' ')
+#define FOURCC_meta GST_MAKE_FOURCC('m','e','t','a')
+#define FOURCC_ilst GST_MAKE_FOURCC('i','l','s','t')
+#define FOURCC__nam GST_MAKE_FOURCC(0xa9,'n','a','m')
+#define FOURCC__ART GST_MAKE_FOURCC(0xa9,'A','R','T')
+#define FOURCC__wrt GST_MAKE_FOURCC(0xa9,'w','r','t')
+#define FOURCC__grp GST_MAKE_FOURCC(0xa9,'g','r','p')
+#define FOURCC__alb GST_MAKE_FOURCC(0xa9,'a','l','b')
+#define FOURCC_gnre GST_MAKE_FOURCC('g','n','r','e')
+#define FOURCC_disc GST_MAKE_FOURCC('d','i','s','c')
+#define FOURCC_trkn GST_MAKE_FOURCC('t','r','k','n')
+#define FOURCC_cpil GST_MAKE_FOURCC('c','p','i','l')
+#define FOURCC_tmpo GST_MAKE_FOURCC('t','m','p','o')
+#define FOURCC__too GST_MAKE_FOURCC(0xa9,'t','o','o')
+#define FOURCC_____ GST_MAKE_FOURCC('-','-','-','-')
+#define FOURCC_free GST_MAKE_FOURCC('f','r','e','e')
+#define FOURCC_data GST_MAKE_FOURCC('d','a','t','a')
+#define FOURCC_SVQ3 GST_MAKE_FOURCC('S','V','Q','3')
+#define FOURCC_rmra GST_MAKE_FOURCC('r','m','r','a')
+#define FOURCC_rmda GST_MAKE_FOURCC('r','m','d','a')
+#define FOURCC_rdrf GST_MAKE_FOURCC('r','d','r','f')
+#define FOURCC__gen GST_MAKE_FOURCC(0xa9, 'g', 'e', 'n')
static void qtdemux_dump_mvhd (GstQTDemux * qtdemux, void *buffer, int depth);
static void qtdemux_dump_tkhd (GstQTDemux * qtdemux, void *buffer, int depth);
#define GST_IS_QTDEMUX_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_QTDEMUX))
-#define GST_QTDEMUX_MAX_STREAMS 8
+#define GST_QTDEMUX_MAX_STREAMS 8
typedef struct _GstQTDemux GstQTDemux;
typedef struct _GstQTDemuxClass GstQTDemuxClass;
(gst_v4l2_color_balance_channel_get_type ())
#define GST_V4L2_COLOR_BALANCE_CHANNEL(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL, \
- GstV4l2ColorBalanceChannel))
+ GstV4l2ColorBalanceChannel))
#define GST_V4L2_COLOR_BALANCE_CHANNEL_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL, \
- GstV4l2ColorBalanceChannelClass))
+ GstV4l2ColorBalanceChannelClass))
#define GST_IS_V4L2_COLOR_BALANCE_CHANNEL(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_COLOR_BALANCE_CHANNEL))
#define GST_IS_V4L2_COLOR_BALANCE_CHANNEL_CLASS(klass) \
GstColorBalanceChannelClass parent;
} GstV4l2ColorBalanceChannelClass;
-GType gst_v4l2_color_balance_channel_get_type (void);
+GType gst_v4l2_color_balance_channel_get_type (void);
-void gst_v4l2_color_balance_interface_init (GstColorBalanceClass *klass);
+void gst_v4l2_color_balance_interface_init (GstColorBalanceClass *klass);
#endif /* __GST_V4L2_COLOR_BALANCE_H__ */
#ifdef GST_V4L2_MISSING_BUFDECL
struct v4l2_buffer
{
- __u32 index;
- enum v4l2_buf_type type;
- __u32 bytesused;
- __u32 flags;
- enum v4l2_field field;
- struct timeval timestamp;
- struct v4l2_timecode timecode;
- __u32 sequence;
-
- /* memory location */
- enum v4l2_memory memory;
- union {
- __u32 offset;
- unsigned long userptr;
- } m;
- __u32 length;
-
- __u32 reserved[2];
+ __u32 index;
+ enum v4l2_buf_type type;
+ __u32 bytesused;
+ __u32 flags;
+ enum v4l2_field field;
+ struct timeval timestamp;
+ struct v4l2_timecode timecode;
+ __u32 sequence;
+
+ /* memory location */
+ enum v4l2_memory memory;
+ union {
+ __u32 offset;
+ unsigned long userptr;
+ } m;
+ __u32 length;
+
+ __u32 reserved[2];
};
#endif /* GST_V4L2_MISSING_BUFDECL */
#define GST_TYPE_V4L2ELEMENT \
- (gst_v4l2element_get_type())
+ (gst_v4l2element_get_type())
#define GST_V4L2ELEMENT(obj) \
- (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_V4L2ELEMENT, GstV4l2Element))
+ (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_V4L2ELEMENT, GstV4l2Element))
#define GST_V4L2ELEMENT_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_V4L2ELEMENT, GstV4l2ElementClass))
+ (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_V4L2ELEMENT, GstV4l2ElementClass))
#define GST_IS_V4L2ELEMENT(obj) \
- (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_V4L2ELEMENT))
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_V4L2ELEMENT))
#define GST_IS_V4L2ELEMENT_CLASS(obj) \
- (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_V4L2ELEMENT))
+ (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_V4L2ELEMENT))
#define GST_V4L2ELEMENT_GET_CLASS(obj) \
- (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2ELEMENT, GstV4l2ElementClass))
+ (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_V4L2ELEMENT, GstV4l2ElementClass))
-typedef struct _GstV4l2Element GstV4l2Element;
-typedef struct _GstV4l2ElementClass GstV4l2ElementClass;
-typedef struct _GstV4l2Xv GstV4l2Xv;
+typedef struct _GstV4l2Element GstV4l2Element;
+typedef struct _GstV4l2ElementClass GstV4l2ElementClass;
+typedef struct _GstV4l2Xv GstV4l2Xv;
struct _GstV4l2Element {
- GstElement element;
+ GstElement element;
- /* the video device */
- char *device;
+ /* the video device */
+ char *device;
- /* the video-device's file descriptor */
- gint video_fd;
+ /* the video-device's file descriptor */
+ gint video_fd;
- /* the video buffer (mmap()'ed) */
- guint8 **buffer;
+ /* the video buffer (mmap()'ed) */
+ guint8 **buffer;
- /* the video-device's capabilities */
- struct v4l2_capability vcap;
+ /* the video-device's capabilities */
+ struct v4l2_capability vcap;
- /* the toys available to us */
- GList *channels;
- GList *norms;
- GList *colors;
+ /* the toys available to us */
+ GList *channels;
+ GList *norms;
+ GList *colors;
- /* X-overlay */
- GstV4l2Xv *xv;
- XID xwindow_id;
+ /* X-overlay */
+ GstV4l2Xv *xv;
+ XID xwindow_id;
- /* properties */
- gchar *norm;
- gchar *channel;
- gulong frequency;
+ /* properties */
+ gchar *norm;
+ gchar *channel;
+ gulong frequency;
};
struct _GstV4l2ElementClass {
- GstElementClass parent_class;
+ GstElementClass parent_class;
- /* probed devices */
- GList *devices;
+ /* probed devices */
+ GList *devices;
- /* signals */
- void (*open) (GstElement *element,
- const gchar *device);
- void (*close) (GstElement *element,
- const gchar *device);
+ /* signals */
+ void (*open) (GstElement *element,
+ const gchar *device);
+ void (*close) (GstElement *element,
+ const gchar *device);
};
#define GST_V4L2_MIN_BUFFERS 2
#define GST_TYPE_V4L2SRC \
- (gst_v4l2src_get_type())
+ (gst_v4l2src_get_type())
#define GST_V4L2SRC(obj) \
- (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4L2SRC,GstV4l2Src))
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4L2SRC,GstV4l2Src))
#define GST_V4L2SRC_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4L2SRC,GstV4l2SrcClass))
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4L2SRC,GstV4l2SrcClass))
#define GST_IS_V4L2SRC(obj) \
- (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4L2SRC))
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4L2SRC))
#define GST_IS_V4L2SRC_CLASS(obj) \
- (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4L2SRC))
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4L2SRC))
-typedef struct _GstV4l2BufferPool GstV4l2BufferPool;
-typedef struct _GstV4l2Buffer GstV4l2Buffer;
-typedef struct _GstV4l2Src GstV4l2Src;
-typedef struct _GstV4l2SrcClass GstV4l2SrcClass;
+typedef struct _GstV4l2BufferPool GstV4l2BufferPool;
+typedef struct _GstV4l2Buffer GstV4l2Buffer;
+typedef struct _GstV4l2Src GstV4l2Src;
+typedef struct _GstV4l2SrcClass GstV4l2SrcClass;
/* global info */
struct _GstV4l2BufferPool {
- GstAtomicInt refcount; /* number of users: 1 for every buffer, 1 for element */
- gint video_fd;
- guint buffer_count;
- GstV4l2Buffer * buffers;
+ GstAtomicInt refcount; /* number of users: 1 for every buffer, 1 for element */
+ gint video_fd;
+ guint buffer_count;
+ GstV4l2Buffer * buffers;
};
struct _GstV4l2Buffer {
- struct v4l2_buffer buffer;
- guint8 * start;
- guint length;
- GstAtomicInt refcount; /* add 1 if in use by element, add 1 if in use by GstBuffer */
- GstV4l2BufferPool * pool;
+ struct v4l2_buffer buffer;
+ guint8 * start;
+ guint length;
+ GstAtomicInt refcount; /* add 1 if in use by element, add 1 if in use by GstBuffer */
+ GstV4l2BufferPool * pool;
};
struct _GstV4l2Src {
- GstV4l2Element v4l2element;
+ GstV4l2Element v4l2element;
- /* pads */
- GstPad *srcpad;
+ /* pads */
+ GstPad *srcpad;
- /* internal lists */
- GSList *formats; /* list of available capture formats */
+ /* internal lists */
+ GSList *formats; /* list of available capture formats */
- /* buffers */
- GstV4l2BufferPool *pool;
+ /* buffers */
+ GstV4l2BufferPool *pool;
- struct v4l2_requestbuffers breq;
- struct v4l2_format format;
+ struct v4l2_requestbuffers breq;
+ struct v4l2_format format;
- /* True if we want to stop */
- gboolean quit, is_capturing;
+ /* True if we want to stop */
+ gboolean quit, is_capturing;
- /* A/V sync... frame counter and internal cache */
- gulong handled;
- gint need_writes;
- GstBuffer *cached_buffer;
- gulong last_seq;
+ /* A/V sync... frame counter and internal cache */
+ gulong handled;
+ gint need_writes;
+ GstBuffer *cached_buffer;
+ gulong last_seq;
- /* clock */
- GstClock *clock;
-
- /* time to substract from clock time to get back to timestamp */
- GstClockTime substract_time;
+ /* clock */
+ GstClock *clock;
+
+ /* time to substract from clock time to get back to timestamp */
+ GstClockTime substract_time;
- /* how are we going to push buffers? */
- gboolean use_fixed_fps;
+ /* how are we going to push buffers? */
+ gboolean use_fixed_fps;
};
struct _GstV4l2SrcClass {
- GstV4l2ElementClass parent_class;
+ GstV4l2ElementClass parent_class;
- void (*frame_capture) (GObject *object);
- void (*frame_drop) (GObject *object);
- void (*frame_insert) (GObject *object);
- void (*frame_lost) (GObject *object,
+ void (*frame_capture) (GObject *object);
+ void (*frame_drop) (GObject *object);
+ void (*frame_insert) (GObject *object);
+ void (*frame_lost) (GObject *object,
gint num_lost);
};
(gst_v4l2_tuner_channel_get_type ())
#define GST_V4L2_TUNER_CHANNEL(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_TUNER_CHANNEL, \
- GstV4l2TunerChannel))
+ GstV4l2TunerChannel))
#define GST_V4L2_TUNER_CHANNEL_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_V4L2_TUNER_CHANNEL, \
- GstV4l2TunerChannelClass))
+ GstV4l2TunerChannelClass))
#define GST_IS_V4L2_TUNER_CHANNEL(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_TUNER_CHANNEL))
#define GST_IS_V4L2_TUNER_CHANNEL_CLASS(klass) \
(gst_v4l2_tuner_norm_get_type ())
#define GST_V4L2_TUNER_NORM(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_V4L2_TUNER_NORM, \
- GstV4l2TunerNorm))
+ GstV4l2TunerNorm))
#define GST_V4L2_TUNER_NORM_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_V4L2_TUNER_NORM, \
- GstV4l2TunerNormClass))
+ GstV4l2TunerNormClass))
#define GST_IS_V4L2_TUNER_NORM(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_V4L2_TUNER_NORM))
#define GST_IS_V4L2_TUNER_NORM_CLASS(klass) \
GstTunerNormClass parent;
} GstV4l2TunerNormClass;
-GType gst_v4l2_tuner_channel_get_type (void);
-GType gst_v4l2_tuner_norm_get_type (void);
+GType gst_v4l2_tuner_channel_get_type (void);
+GType gst_v4l2_tuner_norm_get_type (void);
-void gst_v4l2_tuner_interface_init (GstTunerClass *klass);
+void gst_v4l2_tuner_interface_init (GstTunerClass *klass);
#endif /* __GST_V4L2_TUNER_H__ */
G_BEGIN_DECLS
-void gst_v4l2_xoverlay_interface_init (GstXOverlayClass *klass);
+void gst_v4l2_xoverlay_interface_init (GstXOverlayClass *klass);
-void gst_v4l2_xoverlay_open (GstV4l2Element *v4l2element);
-void gst_v4l2_xoverlay_close (GstV4l2Element *v4l2element);
+void gst_v4l2_xoverlay_open (GstV4l2Element *v4l2element);
+void gst_v4l2_xoverlay_close (GstV4l2Element *v4l2element);
#endif /* __GST_V4L2_X_OVERLAY_H__ */
#include "gstv4l2src.h"
#define DEBUG(format, args...) \
- GST_DEBUG_OBJECT (\
- GST_ELEMENT(v4l2element), \
- "V4L2: " format, ##args)
+ GST_DEBUG_OBJECT (\
+ GST_ELEMENT(v4l2element), \
+ "V4L2: " format, ##args)
/******************************************************
(element->vcap.capabilities & V4L2_CAP_VIDEO_OVERLAY)
/* checks whether the current v4lelement has already been open()'ed or not */
-#define GST_V4L2_CHECK_OPEN(element) \
- if (!GST_V4L2_IS_OPEN(element)) \
- { \
- GST_ELEMENT_ERROR (element, RESOURCE, TOO_LAZY, \
+#define GST_V4L2_CHECK_OPEN(element) \
+ if (!GST_V4L2_IS_OPEN(element)) \
+ { \
+ GST_ELEMENT_ERROR (element, RESOURCE, TOO_LAZY, \
(_("Device is not open.")), (NULL)); \
- return FALSE; \
+ return FALSE; \
}
/* checks whether the current v4lelement is close()'ed or whether it is still open */
-#define GST_V4L2_CHECK_NOT_OPEN(element) \
- if (GST_V4L2_IS_OPEN(element)) \
- { \
- GST_ELEMENT_ERROR (element, RESOURCE, TOO_LAZY, \
+#define GST_V4L2_CHECK_NOT_OPEN(element) \
+ if (GST_V4L2_IS_OPEN(element)) \
+ { \
+ GST_ELEMENT_ERROR (element, RESOURCE, TOO_LAZY, \
(_("Device is open.")), (NULL)); \
- return FALSE; \
+ return FALSE; \
}
/* checks whether the current v4lelement does video overlay */
-#define GST_V4L2_CHECK_OVERLAY(element) \
- if (!GST_V4L2_IS_OVERLAY(element)) \
- { \
+#define GST_V4L2_CHECK_OVERLAY(element) \
+ if (!GST_V4L2_IS_OVERLAY(element)) \
+ { \
GST_ELEMENT_ERROR (element, RESOURCE, TOO_LAZY, \
(NULL), ("Device cannot handle overlay")); \
- return FALSE; \
+ return FALSE; \
}
/* checks whether we're in capture mode or not */
-#define GST_V4L2_CHECK_ACTIVE(element) \
- if (!GST_V4L2_IS_ACTIVE(element)) \
- { \
+#define GST_V4L2_CHECK_ACTIVE(element) \
+ if (!GST_V4L2_IS_ACTIVE(element)) \
+ { \
GST_ELEMENT_ERROR (element, RESOURCE, SETTINGS, \
(NULL), ("Device is not in streaming mode")); \
- return FALSE; \
+ return FALSE; \
}
/* checks whether we're out of capture mode or not */
-#define GST_V4L2_CHECK_NOT_ACTIVE(element) \
- if (GST_V4L2_IS_ACTIVE(element)) \
- { \
+#define GST_V4L2_CHECK_NOT_ACTIVE(element) \
+ if (GST_V4L2_IS_ACTIVE(element)) \
+ { \
GST_ELEMENT_ERROR (element, RESOURCE, SETTINGS, \
(NULL), ("Device is in streaming mode")); \
- return FALSE; \
+ return FALSE; \
}
/* open/close the device */
-gboolean gst_v4l2_open (GstV4l2Element *v4l2element);
-gboolean gst_v4l2_close (GstV4l2Element *v4l2element);
+gboolean gst_v4l2_open (GstV4l2Element *v4l2element);
+gboolean gst_v4l2_close (GstV4l2Element *v4l2element);
/* norm/input/output */
-gboolean gst_v4l2_get_norm (GstV4l2Element *v4l2element,
- v4l2_std_id *norm);
-gboolean gst_v4l2_set_norm (GstV4l2Element *v4l2element,
- v4l2_std_id norm);
-gboolean gst_v4l2_get_input (GstV4l2Element *v4l2element,
- gint *input);
-gboolean gst_v4l2_set_input (GstV4l2Element *v4l2element,
- gint input);
-gboolean gst_v4l2_get_output (GstV4l2Element *v4l2element,
- gint *output);
-gboolean gst_v4l2_set_output (GstV4l2Element *v4l2element,
- gint output);
+gboolean gst_v4l2_get_norm (GstV4l2Element *v4l2element,
+ v4l2_std_id *norm);
+gboolean gst_v4l2_set_norm (GstV4l2Element *v4l2element,
+ v4l2_std_id norm);
+gboolean gst_v4l2_get_input (GstV4l2Element *v4l2element,
+ gint *input);
+gboolean gst_v4l2_set_input (GstV4l2Element *v4l2element,
+ gint input);
+gboolean gst_v4l2_get_output (GstV4l2Element *v4l2element,
+ gint *output);
+gboolean gst_v4l2_set_output (GstV4l2Element *v4l2element,
+ gint output);
/* frequency control */
-gboolean gst_v4l2_get_frequency (GstV4l2Element *v4l2element,
- gint tunernum,
- gulong *frequency);
-gboolean gst_v4l2_set_frequency (GstV4l2Element *v4l2element,
- gint tunernum,
- gulong frequency);
-gboolean gst_v4l2_signal_strength (GstV4l2Element *v4l2element,
- gint tunernum,
- gulong *signal);
+gboolean gst_v4l2_get_frequency (GstV4l2Element *v4l2element,
+ gint tunernum,
+ gulong *frequency);
+gboolean gst_v4l2_set_frequency (GstV4l2Element *v4l2element,
+ gint tunernum,
+ gulong frequency);
+gboolean gst_v4l2_signal_strength (GstV4l2Element *v4l2element,
+ gint tunernum,
+ gulong *signal);
/* attribute control */
-gboolean gst_v4l2_get_attribute (GstV4l2Element *v4l2element,
- int attribute,
- int *value);
-gboolean gst_v4l2_set_attribute (GstV4l2Element *v4l2element,
- int attribute,
- const int value);
+gboolean gst_v4l2_get_attribute (GstV4l2Element *v4l2element,
+ int attribute,
+ int *value);
+gboolean gst_v4l2_set_attribute (GstV4l2Element *v4l2element,
+ int attribute,
+ const int value);
#endif /* __V4L2_CALLS_H__ */
#define GST_V4L2_SET_INACTIVE(element) (element)->buffer = NULL
#define DEBUG(format, args...) \
- GST_CAT_DEBUG_OBJECT (\
- v4l2src_debug, v4l2src, \
- "V4L2SRC: " format, ##args)
+ GST_CAT_DEBUG_OBJECT (\
+ v4l2src_debug, v4l2src, \
+ "V4L2SRC: " format, ##args)
/* On some systems MAP_FAILED seems to be missing */
#ifndef MAP_FAILED
#include "v4l2_calls.h"
-gboolean gst_v4l2src_get_capture (GstV4l2Src *v4l2src);
-gboolean gst_v4l2src_set_capture (GstV4l2Src *v4l2src,
- struct v4l2_fmtdesc *fmt,
- gint width,
- gint height);
-gboolean gst_v4l2src_capture_init (GstV4l2Src *v4l2src);
-gboolean gst_v4l2src_capture_start (GstV4l2Src *v4l2src);
-gint gst_v4l2src_grab_frame (GstV4l2Src *v4l2src);
-guint8 * gst_v4l2src_get_buffer (GstV4l2Src *v4l2src,
- gint num);
-gboolean gst_v4l2src_queue_frame (GstV4l2Src *v4l2src,
- guint i);
-gboolean gst_v4l2src_capture_stop (GstV4l2Src *v4l2src);
-gboolean gst_v4l2src_capture_deinit (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_get_capture (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_set_capture (GstV4l2Src *v4l2src,
+ struct v4l2_fmtdesc *fmt,
+ gint width,
+ gint height);
+gboolean gst_v4l2src_capture_init (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_capture_start (GstV4l2Src *v4l2src);
+gint gst_v4l2src_grab_frame (GstV4l2Src *v4l2src);
+guint8 * gst_v4l2src_get_buffer (GstV4l2Src *v4l2src,
+ gint num);
+gboolean gst_v4l2src_queue_frame (GstV4l2Src *v4l2src,
+ guint i);
+gboolean gst_v4l2src_capture_stop (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_capture_deinit (GstV4l2Src *v4l2src);
-gboolean gst_v4l2src_fill_format_list (GstV4l2Src *v4l2src);
-gboolean gst_v4l2src_clear_format_list (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_fill_format_list (GstV4l2Src *v4l2src);
+gboolean gst_v4l2src_clear_format_list (GstV4l2Src *v4l2src);
/* hacky */
-gboolean gst_v4l2src_get_size_limits (GstV4l2Src *v4l2src,
- struct v4l2_fmtdesc *fmt,
- gint *min_w, gint *max_w,
- gint *min_h, gint *max_h);
+gboolean gst_v4l2src_get_size_limits (GstV4l2Src *v4l2src,
+ struct v4l2_fmtdesc *fmt,
+ gint *min_w, gint *max_w,
+ gint *min_h, gint *max_h);
-void gst_v4l2src_free_buffer (GstBuffer *buffer);
+void gst_v4l2src_free_buffer (GstBuffer *buffer);
#endif /* __V4L2SRC_CALLS_H__ */
projects / platform / upstream / gst-plugins-good.git / commitdiff