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Add pull mode to mpegpsdemux and report duration reading first and last PTS. Some random cleanups.

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This commit is contained in:
Josep Torra 2009-02-02 23:12:07 +01:00
parent 18e2ffa484
commit c8eb591688
4 changed files with 899 additions and 143 deletions
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11
gst/mpegdemux/gstmpegdefs.h
View file

@ -190,6 +190,17 @@
#define MPEG_MUX_RATE_MULT 50
/* sync:4 == 00xx ! pts:3 ! 1 ! pts:15 ! 1 | pts:15 ! 1 */
#define READ_TS(data, target, lost_sync_label) \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target = ((guint64) (*data++ & 0x0E)) << 29; \
target |= ((guint64) (*data++ )) << 22; \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target |= ((guint64) (*data++ & 0xFE)) << 14; \
target |= ((guint64) (*data++ )) << 7; \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target |= ((guint64) (*data++ & 0xFE)) >> 1;
/* some extra GstFlowReturn values used internally */
#define GST_FLOW_NEED_MORE_DATA -100
#define GST_FLOW_LOST_SYNC -101

922
gst/mpegdemux/gstmpegdemux.c
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File diff suppressed because it is too large Load diff

98
gst/mpegdemux/gstmpegdemux.h
View file

@ -50,14 +50,12 @@
#include "gstpesfilter.h"
G_BEGIN_DECLS
#define GST_TYPE_FLUPS_DEMUX (gst_flups_demux_get_type())
#define GST_FLUPS_DEMUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FLUPS_DEMUX,GstFluPSDemux))
#define GST_FLUPS_DEMUX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FLUPS_DEMUX,GstFluPSDemuxClass))
#define GST_FLUPS_DEMUX_GET_CLASS(klass) (G_TYPE_INSTANCE_GET_CLASS((klass),GST_TYPE_FLUPS_DEMUX,GstFluPSDemuxClass))
#define GST_IS_FLUPS_DEMUX(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FLUPS_DEMUX))
#define GST_IS_FLUPS_DEMUX_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FLUPS_DEMUX))
typedef struct _GstFluPSStream GstFluPSStream;
typedef struct _GstFluPSDemux GstFluPSDemux;
typedef struct _GstFluPSDemuxClass GstFluPSDemuxClass;
@ -65,76 +63,87 @@ typedef struct _GstFluPSDemuxClass GstFluPSDemuxClass;
#define GST_FLUPS_DEMUX_MAX_STREAMS 256
#define GST_FLUPS_DEMUX_MAX_PSM 256
typedef enum {
typedef enum
{
GST_FLUPS_DEMUX_SYNC_AUTO = 0,
GST_FLUPS_DEMUX_SYNC_SCR = 1,
GST_FLUPS_DEMUX_SYNC_DTS = 2
} GstFluPSDemuxSync;
typedef enum {
typedef enum
{
STATE_FLUPS_DEMUX_NEED_SYNC,
STATE_FLUPS_DEMUX_SYNCED,
STATE_FLUPS_DEMUX_NEED_MORE_DATA,
} GstFluPSDemuxState;
/* Information associated with a single FluPS stream. */
struct _GstFluPSStream {
GstPad * pad;
struct _GstFluPSStream
{
GstPad *pad;
gint id;
gint type;
gint size_bound;
gint id;
gint type;
gint size_bound;
gboolean discont;
gboolean notlinked;
gboolean need_segment;
gboolean discont;
gboolean notlinked;
gboolean need_segment;
};
struct _GstFluPSDemux {
GstElement parent;
struct _GstFluPSDemux
{
GstElement parent;
GstPad * sinkpad;
GstPad *sinkpad;
gboolean random_access; /* If we operate in pull mode */
GstAdapter * adapter;
GstAdapter * rev_adapter;
guint64 adapter_offset;
guint32 last_sync_code;
GstPESFilter filter;
GstAdapter *adapter;
GstAdapter *rev_adapter;
guint64 adapter_offset;
guint32 last_sync_code;
GstPESFilter filter;
gint64 mux_rate;
guint64 first_scr;
guint64 first_dts;
guint64 base_time;
guint64 current_scr;
guint64 next_scr;
guint64 bytes_since_scr;
gint64 scr_adjust;
guint64 scr_rate_n;
guint64 scr_rate_d;
guint64 first_scr_offset;
guint64 last_scr_offset;
gint64 mux_rate;
guint64 first_scr;
guint64 last_scr;
guint64 first_dts;
guint64 base_time;
guint64 current_scr;
guint64 next_scr;
guint64 bytes_since_scr;
gint64 scr_adjust;
guint64 scr_rate_n;
guint64 scr_rate_d;
guint64 first_scr_offset;
guint64 last_scr_offset;
gint16 psm[GST_FLUPS_DEMUX_MAX_PSM];
guint64 first_pts;
guint64 last_pts;
GstSegment sink_segment;
GstSegment src_segment;
gint16 psm[GST_FLUPS_DEMUX_MAX_PSM];
GstSegment sink_segment;
GstSegment src_segment;
gboolean is_segment_open;
/* stream output */
GstFluPSStream * current_stream;
guint64 next_pts;
guint64 next_dts;
GstFluPSStream ** streams;
gboolean need_no_more_pads;
GstFluPSStream *current_stream;
guint64 next_pts;
guint64 next_dts;
GstFluPSStream **streams;
gboolean need_no_more_pads;
/* Indicates an MPEG-2 stream */
gboolean is_mpeg2_pack;
/* Language codes event is stored when a dvd-lang-codes
* custom event arrives from upstream */
GstEvent * lang_codes;
GstEvent *lang_codes;
};
struct _GstFluPSDemuxClass {
struct _GstFluPSDemuxClass
{
GstElementClass parent_class;
GstPadTemplate *sink_template;
@ -143,10 +152,9 @@ struct _GstFluPSDemuxClass {
GstPadTemplate *private_template;
};
GType gst_flups_demux_get_type (void);
GType gst_flups_demux_get_type (void);
gboolean gst_flups_demux_plugin_init (GstPlugin *plugin);
gboolean gst_flups_demux_plugin_init (GstPlugin * plugin);
G_END_DECLS
#endif /* __GST_FLUPS_DEMUX_H__ */

11
gst/mpegdemux/gstpesfilter.c
View file

@ -97,17 +97,6 @@ gst_pes_filter_set_callbacks (GstPESFilter * filter,
filter->user_data = user_data;
}
/* sync:4 == 00xx ! pts:3 ! 1 ! pts:15 ! 1 | pts:15 ! 1 */
#define READ_TS(data, target, lost_sync_label) \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target = ((guint64) (*data++ & 0x0E)) << 29; \
target |= ((guint64) (*data++ )) << 22; \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target |= ((guint64) (*data++ & 0xFE)) << 14; \
target |= ((guint64) (*data++ )) << 7; \
if ((*data & 0x01) != 0x01) goto lost_sync_label; \
target |= ((guint64) (*data++ & 0xFE)) >> 1;
static gboolean
gst_pes_filter_is_sync (guint32 sync)
{