gstreamer/gst/rawparse/gstrawparse.c

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Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
/* GStreamer
* Copyright (C) 2006 David A. Schleef <ds@schleef.org>
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* gstrawparse.c:
*
* 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.
*/
/* TODO: - Add locking where appropiate
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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#include <gst/gst.h>
#include <gst/base/gstbasetransform.h>
#include <gst/base/gstadapter.h>
#include "gstrawparse.h"
static void gst_raw_parse_dispose (GObject * object);
static gboolean gst_raw_parse_sink_activate (GstPad * sinkpad);
static gboolean gst_raw_parse_sink_activatepull (GstPad * sinkpad,
gboolean active);
static void gst_raw_parse_loop (GstElement * element);
static GstStateChangeReturn gst_raw_parse_change_state (GstElement * element,
GstStateChange transition);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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static GstFlowReturn gst_raw_parse_chain (GstPad * pad, GstBuffer * buffer);
static gboolean gst_raw_parse_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_raw_parse_src_event (GstPad * pad, GstEvent * event);
static const GstQueryType *gst_raw_parse_src_query_type (GstPad * pad);
static gboolean gst_raw_parse_src_query (GstPad * pad, GstQuery * query);
static gboolean gst_raw_parse_convert (GstRawParse * rp,
GstFormat src_format, gint64 src_value,
GstFormat dest_format, gint64 * dest_value);
static gboolean gst_raw_parse_handle_seek_pull (GstRawParse * rp,
GstEvent * event);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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static void gst_raw_parse_reset (GstRawParse * rp);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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static GstStaticPadTemplate gst_raw_parse_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
GST_DEBUG_CATEGORY_STATIC (gst_raw_parse_debug);
#define GST_CAT_DEFAULT gst_raw_parse_debug
GST_BOILERPLATE (GstRawParse, gst_raw_parse, GstElement, GST_TYPE_ELEMENT);
static void
gst_raw_parse_base_init (gpointer g_class)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
GST_DEBUG_CATEGORY_INIT (gst_raw_parse_debug, "rawparse", 0,
"rawparse element");
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_raw_parse_sink_pad_template));
}
static void
gst_raw_parse_class_init (GstRawParseClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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gobject_class->dispose = gst_raw_parse_dispose;
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_raw_parse_change_state);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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}
static void
gst_raw_parse_init (GstRawParse * rp, GstRawParseClass * g_class)
{
GstPadTemplate *src_pad_template;
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
rp->sinkpad =
gst_pad_new_from_static_template (&gst_raw_parse_sink_pad_template,
"sink");
gst_element_add_pad (GST_ELEMENT (rp), rp->sinkpad);
gst_pad_set_chain_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_chain));
gst_pad_set_event_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_event));
gst_pad_set_activate_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_activate));
gst_pad_set_activatepull_function (rp->sinkpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_sink_activatepull));
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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src_pad_template = gst_element_class_get_pad_template (element_class, "src");
if (src_pad_template) {
rp->srcpad = gst_pad_new_from_template (src_pad_template, "src");
} else {
g_warning ("Subclass didn't specify a src pad template");
g_assert_not_reached ();
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
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}
gst_element_add_pad (GST_ELEMENT (rp), rp->srcpad);
gst_pad_set_event_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_event));
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
gst_pad_set_query_type_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_query_type));
gst_pad_set_query_function (rp->srcpad,
GST_DEBUG_FUNCPTR (gst_raw_parse_src_query));
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
rp->adapter = gst_adapter_new ();
rp->fps_n = 1;
rp->fps_d = 0;
rp->framesize = 1;
gst_raw_parse_reset (rp);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
}
static void
gst_raw_parse_dispose (GObject * object)
{
GstRawParse *rp = GST_RAW_PARSE (object);
if (rp->adapter) {
g_object_unref (rp->adapter);
rp->adapter = NULL;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
void
gst_raw_parse_class_set_src_pad_template (GstRawParseClass * klass,
const GstCaps * allowed_caps)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
g_return_if_fail (GST_IS_RAW_PARSE_CLASS (klass));
g_return_if_fail (allowed_caps != NULL);
g_return_if_fail (GST_IS_CAPS (allowed_caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
gst_caps_copy (allowed_caps)));
}
void
gst_raw_parse_class_set_multiple_frames_per_buffer (GstRawParseClass * klass,
gboolean multiple_frames)
{
g_return_if_fail (GST_IS_RAW_PARSE_CLASS (klass));
klass->multiple_frames_per_buffer = multiple_frames;
}
static void
gst_raw_parse_reset (GstRawParse * rp)
{
rp->n_frames = 0;
rp->discont = TRUE;
gst_segment_init (&rp->segment, GST_FORMAT_TIME);
gst_adapter_clear (rp->adapter);
}
static gboolean
gst_raw_parse_set_src_caps (GstRawParse * rp)
{
GstRawParseClass *rp_class = GST_RAW_PARSE_GET_CLASS (rp);
GstCaps *caps;
if (rp->negotiated)
return TRUE;
if (rp_class->get_caps) {
caps = rp_class->get_caps (rp);
} else {
GST_WARNING
("Subclass doesn't implement get_caps() method, using ANY caps");
caps = gst_caps_new_any ();
}
rp->negotiated = gst_pad_set_caps (rp->srcpad, caps);
return rp->negotiated;
}
static GstFlowReturn
gst_raw_parse_push_buffer (GstRawParse * rp, GstBuffer * buffer)
{
GstFlowReturn ret;
gint nframes;
nframes = GST_BUFFER_SIZE (buffer) / rp->framesize;
if (rp->segment.rate < 0) {
rp->n_frames -= nframes;
rp->discont = TRUE;
}
GST_BUFFER_OFFSET (buffer) = rp->n_frames;
GST_BUFFER_OFFSET_END (buffer) = rp->n_frames + nframes;
if (rp->fps_n) {
GST_BUFFER_TIMESTAMP (buffer) =
gst_util_uint64_scale (rp->n_frames, GST_SECOND * rp->fps_d, rp->fps_n);
GST_BUFFER_DURATION (buffer) =
gst_util_uint64_scale ((rp->n_frames + nframes) * GST_SECOND, rp->fps_d,
rp->fps_n) - GST_BUFFER_TIMESTAMP (buffer);
} else {
GST_BUFFER_TIMESTAMP (buffer) = rp->segment.start;
GST_BUFFER_DURATION (buffer) = GST_CLOCK_TIME_NONE;
}
gst_buffer_set_caps (buffer, GST_PAD_CAPS (rp->srcpad));
if (rp->discont) {
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
rp->discont = FALSE;
}
if (rp->segment.rate >= 0) {
rp->offset += GST_BUFFER_SIZE (buffer);
rp->n_frames += nframes;
}
rp->segment.last_stop = GST_BUFFER_TIMESTAMP (buffer);
GST_LOG_OBJECT (rp, "Pushing buffer with time %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
ret = gst_pad_push (rp->srcpad, buffer);
return ret;
}
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
static GstFlowReturn
gst_raw_parse_chain (GstPad * pad, GstBuffer * buffer)
{
GstRawParse *rp = GST_RAW_PARSE (gst_pad_get_parent (pad));
GstFlowReturn ret = GST_FLOW_OK;
GstRawParseClass *rp_class = GST_RAW_PARSE_GET_CLASS (rp);
guint buffersize;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))) {
GST_DEBUG_OBJECT (rp, "received DISCONT buffer");
gst_adapter_clear (rp->adapter);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
rp->discont = TRUE;
}
if (!gst_raw_parse_set_src_caps (rp))
goto no_caps;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
gst_adapter_push (rp->adapter, buffer);
if (rp_class->multiple_frames_per_buffer) {
buffersize = gst_adapter_available (rp->adapter);
buffersize -= buffersize % rp->framesize;
} else {
buffersize = rp->framesize;
}
while (gst_adapter_available (rp->adapter) >= buffersize) {
buffer = gst_adapter_take_buffer (rp->adapter, buffersize);
ret = gst_raw_parse_push_buffer (rp, buffer);
if (ret != GST_FLOW_OK)
break;
}
done:
gst_object_unref (rp);
return ret;
/* ERRORS */
no_caps:
{
GST_ERROR_OBJECT (rp, "could not set caps");
ret = GST_FLOW_NOT_NEGOTIATED;
goto done;
}
}
static void
gst_raw_parse_loop (GstElement * element)
{
GstRawParse *rp = GST_RAW_PARSE (element);
GstRawParseClass *rp_class = GST_RAW_PARSE_GET_CLASS (rp);
GstFlowReturn ret;
GstBuffer *buffer;
gint size;
if (!gst_raw_parse_set_src_caps (rp))
goto no_caps;
if (rp->close_segment) {
GST_DEBUG_OBJECT (rp, "sending close segment");
gst_pad_push_event (rp->srcpad, rp->close_segment);
rp->close_segment = NULL;
}
if (rp->start_segment) {
GST_DEBUG_OBJECT (rp, "sending start segment");
gst_pad_push_event (rp->srcpad, rp->start_segment);
rp->start_segment = NULL;
}
if (rp_class->multiple_frames_per_buffer && rp->framesize < 4096)
size = 4096 - (4096 % rp->framesize);
else
size = rp->framesize;
if (rp->segment.rate >= 0) {
if (rp->offset + size > rp->upstream_length) {
GstFormat fmt = GST_FORMAT_BYTES;
if (!gst_pad_query_peer_duration (rp->sinkpad, &fmt,
&rp->upstream_length)) {
GST_WARNING_OBJECT (rp,
"Could not get upstream duration, trying to pull frame by frame");
size = rp->framesize;
} else if (rp->upstream_length < rp->offset + rp->framesize) {
ret = GST_FLOW_UNEXPECTED;
goto pause;
} else if (rp->offset + size > rp->upstream_length) {
size = rp->upstream_length - rp->offset;
size -= size % rp->framesize;
}
}
} else {
if (rp->offset == 0) {
ret = GST_FLOW_UNEXPECTED;
goto pause;
} else if (rp->offset < size) {
size -= rp->offset;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
}
rp->offset -= size;
}
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
ret = gst_pad_pull_range (rp->sinkpad, rp->offset, size, &buffer);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (ret != GST_FLOW_OK) {
GST_DEBUG_OBJECT (rp, "pull_range (%" G_GINT64_FORMAT ", %u) "
"failed, flow: %s", rp->offset, size, gst_flow_get_name (ret));
buffer = NULL;
goto pause;
}
if (GST_BUFFER_SIZE (buffer) < size) {
GST_DEBUG_OBJECT (rp, "Short read at offset %" G_GINT64_FORMAT
", got only %u of %u bytes", rp->offset, GST_BUFFER_SIZE (buffer),
size);
if (size > rp->framesize) {
GST_BUFFER_SIZE (buffer) -= GST_BUFFER_SIZE (buffer) % rp->framesize;
} else {
gst_buffer_unref (buffer);
buffer = NULL;
ret = GST_FLOW_UNEXPECTED;
goto pause;
}
}
ret = gst_raw_parse_push_buffer (rp, buffer);
if (ret != GST_FLOW_OK)
goto pause;
return;
/* ERRORS */
no_caps:
{
GST_ERROR_OBJECT (rp, "could not negotiate caps");
ret = GST_FLOW_NOT_NEGOTIATED;
goto pause;
}
pause:
{
const gchar *reason = gst_flow_get_name (ret);
GST_LOG_OBJECT (rp, "pausing task, reason %s", reason);
gst_pad_pause_task (rp->sinkpad);
if (GST_FLOW_IS_FATAL (ret) || ret == GST_FLOW_NOT_LINKED) {
if (ret == GST_FLOW_UNEXPECTED) {
if (rp->segment.flags & GST_SEEK_FLAG_SEGMENT) {
GstClockTime stop;
GST_LOG_OBJECT (rp, "Sending segment done");
if ((stop = rp->segment.stop) == -1)
stop = rp->segment.duration;
gst_element_post_message (GST_ELEMENT_CAST (rp),
gst_message_new_segment_done (GST_OBJECT_CAST (rp),
rp->segment.format, stop));
} else {
GST_LOG_OBJECT (rp, "Sending EOS, at end of stream");
gst_pad_push_event (rp->srcpad, gst_event_new_eos ());
}
} else {
GST_ELEMENT_ERROR (rp, STREAM, FAILED,
("Internal data stream error."),
("stream stopped, reason %s", reason));
gst_pad_push_event (rp->srcpad, gst_event_new_eos ());
}
}
return;
}
}
static gboolean
gst_raw_parse_sink_activate (GstPad * sinkpad)
{
if (gst_pad_check_pull_range (sinkpad)) {
GST_RAW_PARSE (GST_PAD_PARENT (sinkpad))->mode = GST_ACTIVATE_PULL;
return gst_pad_activate_pull (sinkpad, TRUE);
} else {
GST_RAW_PARSE (GST_PAD_PARENT (sinkpad))->mode = GST_ACTIVATE_PUSH;
return gst_pad_activate_push (sinkpad, TRUE);
}
}
static gboolean
gst_raw_parse_sink_activatepull (GstPad * sinkpad, gboolean active)
{
GstRawParse *rp = GST_RAW_PARSE (gst_pad_get_parent (sinkpad));
gboolean result;
if (active) {
GstFormat format;
gint64 duration;
/* get the duration in bytes */
format = GST_FORMAT_BYTES;
result = gst_pad_query_peer_duration (sinkpad, &format, &duration);
if (result) {
GST_DEBUG_OBJECT (rp, "got duration %" GST_TIME_FORMAT,
GST_TIME_ARGS (duration));
rp->upstream_length = duration;
/* convert to time */
gst_raw_parse_convert (rp, format, duration, GST_FORMAT_TIME, &duration);
} else {
rp->upstream_length = -1;
duration = -1;
}
gst_segment_set_duration (&rp->segment, GST_FORMAT_TIME, duration);
result = gst_raw_parse_handle_seek_pull (rp, NULL);
} else {
result = gst_pad_stop_task (sinkpad);
}
gst_object_unref (rp);
return result;
}
static GstStateChangeReturn
gst_raw_parse_change_state (GstElement * element, GstStateChange transition)
{
GstRawParse *rp = GST_RAW_PARSE (element);
GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_segment_init (&rp->segment, GST_FORMAT_TIME);
rp->segment.last_stop = 0;
default:
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_raw_parse_reset (rp);
break;
default:
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
break;
}
return ret;
}
static gboolean
gst_raw_parse_convert (GstRawParse * rp,
GstFormat src_format, gint64 src_value,
GstFormat dest_format, gint64 * dest_value)
{
gboolean ret = FALSE;
GST_DEBUG ("converting value %" G_GINT64_FORMAT " from %s (%d) to %s (%d)",
src_value, gst_format_get_name (src_format), src_format,
gst_format_get_name (dest_format), dest_format);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (src_format == dest_format) {
*dest_value = src_value;
ret = TRUE;
goto done;
}
if (src_value == -1) {
*dest_value = -1;
ret = TRUE;
goto done;
}
/* bytes to frames */
if (src_format == GST_FORMAT_BYTES && dest_format == GST_FORMAT_DEFAULT) {
if (rp->framesize != 0) {
*dest_value = gst_util_uint64_scale_int (src_value, 1, rp->framesize);
} else {
GST_ERROR ("framesize is 0");
*dest_value = 0;
}
ret = TRUE;
goto done;
}
/* frames to bytes */
if (src_format == GST_FORMAT_DEFAULT && dest_format == GST_FORMAT_BYTES) {
*dest_value = gst_util_uint64_scale_int (src_value, rp->framesize, 1);
ret = TRUE;
goto done;
}
/* time to frames */
if (src_format == GST_FORMAT_TIME && dest_format == GST_FORMAT_DEFAULT) {
if (rp->fps_d != 0) {
*dest_value = gst_util_uint64_scale (src_value,
rp->fps_n, GST_SECOND * rp->fps_d);
} else {
GST_ERROR ("framerate denominator is 0");
*dest_value = 0;
}
ret = TRUE;
goto done;
}
/* frames to time */
if (src_format == GST_FORMAT_DEFAULT && dest_format == GST_FORMAT_TIME) {
if (rp->fps_n != 0) {
*dest_value = gst_util_uint64_scale (src_value,
GST_SECOND * rp->fps_d, rp->fps_n);
} else {
GST_ERROR ("framerate numerator is 0");
*dest_value = 0;
}
ret = TRUE;
goto done;
}
/* time to bytes */
if (src_format == GST_FORMAT_TIME && dest_format == GST_FORMAT_BYTES) {
if (rp->fps_d != 0) {
*dest_value = gst_util_uint64_scale (src_value,
rp->fps_n * rp->framesize, GST_SECOND * rp->fps_d);
} else {
GST_ERROR ("framerate denominator is 0");
*dest_value = 0;
}
ret = TRUE;
goto done;
}
/* bytes to time */
if (src_format == GST_FORMAT_BYTES && dest_format == GST_FORMAT_TIME) {
if (rp->fps_n != 0 && rp->framesize != 0) {
*dest_value = gst_util_uint64_scale (src_value,
GST_SECOND * rp->fps_d, rp->fps_n * rp->framesize);
} else {
GST_ERROR ("framerate denominator and/or framesize is 0");
*dest_value = 0;
}
ret = TRUE;
}
done:
GST_DEBUG ("ret=%d result %" G_GINT64_FORMAT, ret, *dest_value);
return ret;
}
static gboolean
gst_raw_parse_sink_event (GstPad * pad, GstEvent * event)
{
GstRawParse *rp = GST_RAW_PARSE (gst_pad_get_parent (pad));
gboolean ret;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
case GST_EVENT_FLUSH_STOP:
/* Only happens in push mode */
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
gst_raw_parse_reset (rp);
ret = gst_pad_push_event (rp->srcpad, event);
break;
case GST_EVENT_NEWSEGMENT:
{
GstClockTimeDiff start, stop, time;
gdouble rate, arate;
gboolean update;
GstFormat format;
/* Only happens in push mode */
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
gst_event_parse_new_segment_full (event, &update, &rate, &arate, &format,
&start, &stop, &time);
if (format == GST_FORMAT_TIME) {
gst_segment_set_newsegment_full (&rp->segment, update, rate, arate,
GST_FORMAT_TIME, start, stop, time);
ret = gst_pad_push_event (rp->srcpad, event);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
} else {
gst_event_unref (event);
ret =
gst_raw_parse_convert (rp, format, start, GST_FORMAT_TIME, &start);
ret &= gst_raw_parse_convert (rp, format, time, GST_FORMAT_TIME, &time);
ret &= gst_raw_parse_convert (rp, format, stop, GST_FORMAT_TIME, &stop);
if (!ret) {
GST_ERROR_OBJECT (rp,
"Failed converting to GST_FORMAT_TIME format (%d)", format);
break;
}
gst_segment_set_newsegment_full (&rp->segment, update, rate, arate,
GST_FORMAT_TIME, start, stop, time);
/* create new segment with the fields converted to time */
event = gst_event_new_new_segment_full (update, rate, arate,
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
GST_FORMAT_TIME, start, stop, time);
ret = gst_pad_push_event (rp->srcpad, event);
}
break;
}
default:
ret = gst_pad_event_default (rp->sinkpad, event);
break;
}
gst_object_unref (rp);
return ret;
}
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
static gboolean
gst_raw_parse_handle_seek_push (GstRawParse * rp, GstEvent * event)
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
{
GstFormat format;
gdouble rate;
GstSeekFlags flags;
GstSeekType start_type, stop_type;
gint64 start, stop;
gboolean ret = FALSE;
gst_event_parse_seek (event, &rate, &format, &flags, &start_type, &start,
&stop_type, &stop);
/* can't seek backwards yet */
if (rate <= 0.0)
goto wrong_rate;
/* First try if upstream handles the seek */
ret = gst_pad_push_event (rp->sinkpad, event);
if (ret)
return ret;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
/* Otherwise convert to bytes and push upstream */
if (format == GST_FORMAT_TIME || format == GST_FORMAT_DEFAULT) {
ret = gst_raw_parse_convert (rp, format, start, GST_FORMAT_BYTES, &start);
ret &= gst_raw_parse_convert (rp, format, stop, GST_FORMAT_BYTES, &stop);
if (ret) {
/* Seek on a frame boundary */
start -= start % rp->framesize;
if (stop != -1)
stop += rp->framesize - stop % rp->framesize;
event =
gst_event_new_seek (rate, GST_FORMAT_BYTES, flags, start_type,
start, stop_type, stop);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
ret = gst_pad_push_event (rp->sinkpad, event);
} else {
GST_DEBUG_OBJECT (rp, "Seek failed: couldn't convert to byte positions");
}
} else {
GST_DEBUG_OBJECT (rp,
"seeking is only supported in TIME or DEFAULT format");
}
return ret;
/* ERRORS */
wrong_rate:
{
GST_DEBUG_OBJECT (rp, "Seek failed: negative rates not supported yet");
return FALSE;
}
}
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
static gboolean
gst_raw_parse_handle_seek_pull (GstRawParse * rp, GstEvent * event)
{
gdouble rate;
GstFormat format;
GstSeekFlags flags;
GstSeekType start_type, stop_type;
gint64 start, stop;
gint64 last_stop;
gboolean ret = FALSE;
gboolean flush;
GstSegment seeksegment;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (event) {
gst_event_parse_seek (event, &rate, &format, &flags, &start_type, &start,
&stop_type, &stop);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
/* convert input offsets to time */
ret = gst_raw_parse_convert (rp, format, start, GST_FORMAT_TIME, &start);
ret &= gst_raw_parse_convert (rp, format, stop, GST_FORMAT_TIME, &stop);
if (!ret)
goto convert_failed;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
GST_DEBUG_OBJECT (rp, "converted start - stop to time");
format = GST_FORMAT_TIME;
gst_event_unref (event);
} else {
format = GST_FORMAT_TIME;
flags = 0;
}
flush = ((flags & GST_SEEK_FLAG_FLUSH) != 0);
/* start flushing up and downstream so that the loop function pauses and we
* can acquire the STREAM_LOCK. */
if (flush) {
GST_LOG_OBJECT (rp, "flushing");
gst_pad_push_event (rp->sinkpad, gst_event_new_flush_start ());
gst_pad_push_event (rp->srcpad, gst_event_new_flush_start ());
} else {
GST_LOG_OBJECT (rp, "pause task");
gst_pad_pause_task (rp->sinkpad);
}
GST_PAD_STREAM_LOCK (rp->sinkpad);
memcpy (&seeksegment, &rp->segment, sizeof (GstSegment));
if (event) {
/* configure the seek values */
gst_segment_set_seek (&seeksegment, rate, format, flags,
start_type, start, stop_type, stop, NULL);
}
/* get the desired position */
last_stop = seeksegment.last_stop;
GST_LOG_OBJECT (rp, "seeking to %" GST_TIME_FORMAT,
GST_TIME_ARGS (last_stop));
/* convert the desired position to bytes */
ret =
gst_raw_parse_convert (rp, format, last_stop, GST_FORMAT_BYTES,
&last_stop);
/* prepare for streaming */
if (flush) {
GST_LOG_OBJECT (rp, "stop flush");
gst_pad_push_event (rp->sinkpad, gst_event_new_flush_stop ());
gst_pad_push_event (rp->srcpad, gst_event_new_flush_stop ());
} else if (ret && rp->running) {
/* we are running the current segment and doing a non-flushing seek,
* close the segment first based on the last_stop. */
GST_DEBUG_OBJECT (rp, "prepare close segment %" G_GINT64_FORMAT
" to %" G_GINT64_FORMAT, rp->segment.start, rp->segment.last_stop);
/* queue the segment for sending in the stream thread */
if (rp->close_segment)
gst_event_unref (rp->close_segment);
rp->close_segment =
gst_event_new_new_segment_full (TRUE,
rp->segment.rate, rp->segment.applied_rate, rp->segment.format,
rp->segment.start, rp->segment.last_stop, rp->segment.time);
}
if (ret) {
/* seek done */
/* Seek on a frame boundary */
last_stop -= last_stop % rp->framesize;
rp->offset = last_stop;
rp->n_frames = last_stop / rp->framesize;
GST_LOG_OBJECT (rp, "seeking to bytes %" G_GINT64_FORMAT, last_stop);
memcpy (&rp->segment, &seeksegment, sizeof (GstSegment));
if (rp->segment.flags & GST_SEEK_FLAG_SEGMENT) {
gst_element_post_message (GST_ELEMENT_CAST (rp),
gst_message_new_segment_start (GST_OBJECT_CAST (rp),
rp->segment.format, rp->segment.last_stop));
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
}
/* for deriving a stop position for the playback segment from the seek
* segment, we must take the duration when the stop is not set */
if ((stop = rp->segment.stop) == -1)
stop = rp->segment.duration;
GST_DEBUG_OBJECT (rp, "preparing newsegment from %" G_GINT64_FORMAT
" to %" G_GINT64_FORMAT, rp->segment.start, stop);
/* now replace the old segment so that we send it in the stream thread the
* next time it is scheduled. */
if (rp->start_segment)
gst_event_unref (rp->start_segment);
if (rp->segment.rate >= 0.0) {
/* forward, we send data from last_stop to stop */
rp->start_segment =
gst_event_new_new_segment_full (FALSE,
rp->segment.rate, rp->segment.applied_rate, rp->segment.format,
rp->segment.last_stop, stop, rp->segment.time);
} else {
/* reverse, we send data from last_stop to start */
rp->start_segment =
gst_event_new_new_segment_full (FALSE,
rp->segment.rate, rp->segment.applied_rate, rp->segment.format,
rp->segment.start, rp->segment.last_stop, rp->segment.time);
}
}
rp->discont = TRUE;
GST_LOG_OBJECT (rp, "start streaming");
rp->running = TRUE;
gst_pad_start_task (rp->sinkpad, (GstTaskFunction) gst_raw_parse_loop, rp);
GST_PAD_STREAM_UNLOCK (rp->sinkpad);
return ret;
/* ERRORS */
convert_failed:
{
GST_DEBUG_OBJECT (rp, "Seek failed: couldn't convert to byte positions");
return FALSE;
}
}
static gboolean
gst_raw_parse_src_event (GstPad * pad, GstEvent * event)
{
GstRawParse *rp = GST_RAW_PARSE (gst_pad_get_parent (pad));
gboolean ret;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_SEEK:
if (rp->mode == GST_ACTIVATE_PUSH)
ret = gst_raw_parse_handle_seek_push (rp, event);
else
ret = gst_raw_parse_handle_seek_pull (rp, event);
break;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
default:
ret = gst_pad_event_default (rp->srcpad, event);
break;
}
gst_object_unref (rp);
return ret;
}
static const GstQueryType *
gst_raw_parse_src_query_type (GstPad * pad)
{
static const GstQueryType types[] = {
GST_QUERY_POSITION,
GST_QUERY_DURATION,
GST_QUERY_CONVERT,
0
};
return types;
}
static gboolean
gst_raw_parse_src_query (GstPad * pad, GstQuery * query)
{
GstRawParse *rp = GST_RAW_PARSE (gst_pad_get_parent (pad));
gboolean ret = FALSE;
GST_DEBUG ("src_query %s", gst_query_type_get_name (GST_QUERY_TYPE (query)));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
{
GstFormat format;
gint64 time, value;
GST_LOG ("query position");
gst_query_parse_position (query, &format, NULL);
time = rp->segment.last_stop;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
ret = gst_raw_parse_convert (rp, GST_FORMAT_TIME, time, format, &value);
gst_query_set_position (query, format, value);
break;
}
case GST_QUERY_DURATION:{
gint64 duration;
GstFormat format;
GstQuery *bquery;
GST_LOG ("query duration");
ret = gst_pad_peer_query (rp->sinkpad, query);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (ret)
goto done;
gst_query_parse_duration (query, &format, NULL);
/* We only handle TIME and DEFAULT format */
if (format != GST_FORMAT_TIME && format != GST_FORMAT_DEFAULT)
goto error;
bquery = gst_query_new_duration (GST_FORMAT_BYTES);
ret = gst_pad_peer_query (rp->sinkpad, bquery);
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
if (!ret) {
gst_query_unref (bquery);
goto error;
}
gst_query_parse_duration (bquery, NULL, &duration);
gst_query_unref (bquery);
ret =
gst_raw_parse_convert (rp, GST_FORMAT_BYTES, duration, format,
&duration);
if (ret)
gst_query_set_duration (query, format, duration);
break;
}
case GST_QUERY_CONVERT:
{
GstFormat src_fmt, dest_fmt;
gint64 src_val, dest_val;
GST_LOG ("query convert");
gst_query_parse_convert (query, &src_fmt, &src_val, &dest_fmt, &dest_val);
ret = gst_raw_parse_convert (rp, src_fmt, src_val, dest_fmt, &dest_val);
if (!ret)
goto error;
gst_query_set_convert (query, src_fmt, src_val, dest_fmt, dest_val);
break;
}
default:
/* else forward upstream */
ret = gst_pad_peer_query (rp->sinkpad, query);
break;
}
done:
gst_object_unref (rp);
return ret;
/* ERRORS */
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
error:
{
GST_DEBUG_OBJECT (rp, "query failed");
goto done;
}
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
}
void
gst_raw_parse_set_framesize (GstRawParse * rp, int framesize)
{
g_return_if_fail (GST_IS_RAW_PARSE (rp));
g_return_if_fail (!rp->negotiated);
rp->framesize = framesize;
}
void
gst_raw_parse_set_fps (GstRawParse * rp, int fps_n, int fps_d)
{
g_return_if_fail (GST_IS_RAW_PARSE (rp));
g_return_if_fail (!rp->negotiated);
rp->fps_n = fps_n;
rp->fps_d = fps_d;
}
void
gst_raw_parse_get_fps (GstRawParse * rp, int *fps_n, int *fps_d)
{
g_return_if_fail (GST_IS_RAW_PARSE (rp));
if (fps_n)
*fps_n = rp->fps_n;
if (fps_d)
*fps_d = rp->fps_d;
Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videopars... Original commit message from CVS: * configure.ac: * gst/rawparse/Makefile.am: * gst/rawparse/README: * gst/rawparse/gstaudioparse.c: (gst_audio_parse_format_get_type), (gst_audio_parse_endianness_get_type), (gst_audio_parse_base_init), (gst_audio_parse_class_init), (gst_audio_parse_init), (gst_audio_parse_set_property), (gst_audio_parse_get_property), (gst_audio_parse_update_frame_size), (gst_audio_parse_get_caps): * gst/rawparse/gstaudioparse.h: * gst/rawparse/gstrawparse.c: (gst_raw_parse_base_init), (gst_raw_parse_class_init), (gst_raw_parse_init), (gst_raw_parse_dispose), (gst_raw_parse_class_set_src_pad_template), (gst_raw_parse_class_set_multiple_frames_per_buffer), (gst_raw_parse_reset), (gst_raw_parse_chain), (gst_raw_parse_convert), (gst_raw_parse_sink_event), (gst_raw_parse_src_event), (gst_raw_parse_src_query_type), (gst_raw_parse_src_query), (gst_raw_parse_set_framesize), (gst_raw_parse_set_fps), (gst_raw_parse_get_fps), (gst_raw_parse_is_negotiated): * gst/rawparse/gstrawparse.h: * gst/rawparse/gstvideoparse.c: (gst_video_parse_format_get_type), (gst_video_parse_endianness_get_type), (gst_video_parse_base_init), (gst_video_parse_class_init), (gst_video_parse_init), (gst_video_parse_set_property), (gst_video_parse_get_property), (gst_video_parse_format_to_fourcc), (gst_video_parse_update_frame_size), (gst_video_parse_get_caps): * gst/rawparse/gstvideoparse.h: * gst/rawparse/plugin.c: (plugin_init): Add new plugin rawparse that contains a base class for raw data parsers and the two elements audioparse and videoparse that can be used to parse raw audio and video. These are inspired by the old videoparse element which the new rawparse plugin deprecates.
2007-12-23 06:22:32 +00:00
}
gboolean
gst_raw_parse_is_negotiated (GstRawParse * rp)
{
g_return_val_if_fail (GST_IS_RAW_PARSE (rp), FALSE);
return rp->negotiated;
}