[vlc-commits] commit: Refactor-code-into-ogg.c-and-ogg.h (G Finch )

git at videolan.org git at videolan.org
Tue Aug 10 12:39:16 CEST 2010


vlc | branch: master | G Finch <salsaman at gmail.com> | Thu Aug  5 12:10:07 2010 -0300| [f90b7fec4f984a41ada5cef87e7fe39a393b558a] | committer: Ilkka Ollakka 

Refactor-code-into-ogg.c-and-ogg.h

Signed-off-by: Ilkka Ollakka <ileoo at videolan.org>

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=f90b7fec4f984a41ada5cef87e7fe39a393b558a
---

 modules/demux/Modules.am |    2 +-
 modules/demux/ogg.c      |   67 +---------------------------
 modules/demux/ogg.h      |  113 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 115 insertions(+), 67 deletions(-)

diff --git a/modules/demux/Modules.am b/modules/demux/Modules.am
index 1903386..15a19b1 100644
--- a/modules/demux/Modules.am
+++ b/modules/demux/Modules.am
@@ -1,6 +1,6 @@
 SUBDIRS = asf avformat avi mkv mp4 mpeg playlist
 SOURCES_flacsys = flac.c
-SOURCES_ogg = ogg.c vorbis.h kate_categories.c kate_categories.h xiph.h
+SOURCES_ogg = ogg.c ogg.h vorbis.h kate_categories.c kate_categories.h xiph.h
 SOURCES_demuxdump = demuxdump.c
 SOURCES_rawdv = rawdv.c
 SOURCES_rawvid = rawvid.c
diff --git a/modules/demux/ogg.c b/modules/demux/ogg.c
index 66ffd72..6196eba 100644
--- a/modules/demux/ogg.c
+++ b/modules/demux/ogg.c
@@ -42,6 +42,7 @@
 #include "xiph.h"
 #include "vorbis.h"
 #include "kate_categories.h"
+#include "ogg.h"
 
 /*****************************************************************************
  * Module descriptor
@@ -63,72 +64,6 @@ vlc_module_end ()
 /*****************************************************************************
  * Definitions of structures and functions used by this plugins
  *****************************************************************************/
-typedef struct logical_stream_s
-{
-    ogg_stream_state os;                        /* logical stream of packets */
-
-    es_format_t      fmt;
-    es_format_t      fmt_old;                  /* format of old ES is reused */
-    es_out_id_t      *p_es;
-    double           f_rate;
-
-    int              i_serial_no;
-
-    /* the header of some logical streams (eg vorbis) contain essential
-     * data for the decoder. We back them up here in case we need to re-feed
-     * them to the decoder. */
-    int              b_force_backup;
-    int              i_packets_backup;
-    void             *p_headers;
-    int              i_headers;
-
-    /* program clock reference (in units of 90kHz) derived from the previous
-     * granulepos */
-    mtime_t          i_pcr;
-    mtime_t          i_interpolated_pcr;
-    mtime_t          i_previous_pcr;
-
-    /* Misc */
-    bool b_reinit;
-    int i_granule_shift;
-
-    /* offset of first keyframe for theora; can be 0 or 1 depending on version number */
-    int64_t i_keyframe_offset;
-
-    /* kate streams have the number of headers in the ID header */
-    int i_kate_num_headers;
-
-    /* for Annodex logical bitstreams */
-    int i_secondary_header_packets;
-
-} logical_stream_t;
-
-struct demux_sys_t
-{
-    ogg_sync_state oy;        /* sync and verify incoming physical bitstream */
-
-    int i_streams;                           /* number of logical bitstreams */
-    logical_stream_t **pp_stream;  /* pointer to an array of logical streams */
-
-    logical_stream_t *p_old_stream; /* pointer to a old logical stream to avoid recreating it */
-
-    /* program clock reference (in units of 90kHz) derived from the pcr of
-     * the sub-streams */
-    mtime_t i_pcr;
-
-    /* stream state */
-    int     i_bos;
-    int     i_eos;
-
-    /* bitrate */
-    int     i_bitrate;
-
-    /* after reading all headers, the first data page is stuffed into the relevant stream, ready to use */
-    bool    b_page_waiting;
-
-    /* */
-    vlc_meta_t *p_meta;
-};
 
 /* OggDS headers for the new header format (used in ogm files) */
 typedef struct
diff --git a/modules/demux/ogg.h b/modules/demux/ogg.h
new file mode 100644
index 0000000..3139abb
--- /dev/null
+++ b/modules/demux/ogg.h
@@ -0,0 +1,113 @@
+/*****************************************************************************
+ * ogg.h : ogg stream demux module for vlc
+ *****************************************************************************
+ * Copyright (C) 2001-2010 the VideoLAN team
+ *
+ * Authors: Gildas Bazin <gbazin at netcourrier.com>
+ *          Andre Pang <Andre.Pang at csiro.au> (Annodex support)
+ *          Gabriel Finch <salsaman at gmail.com> (moved from ogg.c to ogg.h)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+
+
+
+
+/*****************************************************************************
+ * Definitions of structures and functions used by this plugins
+ *****************************************************************************/
+
+
+typedef struct oggseek_index_entry demux_index_entry_t;
+
+
+typedef struct logical_stream_s
+{
+    ogg_stream_state os;                        /* logical stream of packets */
+
+    es_format_t      fmt;
+    es_format_t      fmt_old;                  /* format of old ES is reused */
+    es_out_id_t      *p_es;
+    double           f_rate;
+
+    int              i_serial_no;
+
+    /* the header of some logical streams (eg vorbis) contain essential
+     * data for the decoder. We back them up here in case we need to re-feed
+     * them to the decoder. */
+    int              b_force_backup;
+    int              i_packets_backup;
+    void             *p_headers;
+    int              i_headers;
+
+    /* program clock reference (in units of 90kHz) derived from the previous
+     * granulepos */
+    mtime_t          i_pcr;
+    mtime_t          i_interpolated_pcr;
+    mtime_t          i_previous_pcr;
+
+    /* Misc */
+    bool b_reinit;
+    int i_granule_shift;
+
+    /* offset of first keyframe for theora; can be 0 or 1 depending on version number */
+    int64_t i_keyframe_offset;
+
+    /* kate streams have the number of headers in the ID header */
+    int i_kate_num_headers;
+
+    /* for Annodex logical bitstreams */
+    int i_secondary_header_packets;
+
+} logical_stream_t;
+
+
+
+
+
+
+struct demux_sys_t
+{
+    ogg_sync_state oy;        /* sync and verify incoming physical bitstream */
+
+    int i_streams;                           /* number of logical bitstreams */
+    logical_stream_t **pp_stream;  /* pointer to an array of logical streams */
+
+    logical_stream_t *p_old_stream; /* pointer to a old logical stream to avoid recreating it */
+
+    /* program clock reference (in units of 90kHz) derived from the pcr of
+     * the sub-streams */
+    mtime_t i_pcr;
+
+    /* stream state */
+    int     i_bos;
+    int     i_eos;
+
+    /* bitrate */
+    int     i_bitrate;
+
+    /* after reading all headers, the first data page is stuffed into the relevant stream, ready to use */
+    bool    b_page_waiting;
+
+    mtime_t i_st_pts;
+
+
+    /* */
+    vlc_meta_t *p_meta;
+};



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