mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2024-09-25 21:40:07 +00:00
Add skeleton for RsFileSink with the new structure
Doesn't write to a file yet, just prints out a message when a buffer is received. All the skeleton is there to implement Sink children.
This commit is contained in:
parent
79aed66914
commit
aeefcefe09
9 changed files with 487 additions and 205 deletions
2
build.rs
2
build.rs
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@ -6,7 +6,7 @@ fn main() {
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let gstbase = pkg_config::probe_library("gstreamer-base-1.0").unwrap();
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let includes = [gstreamer.include_paths, gstbase.include_paths];
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let files = ["src/plugin.c", "src/rssource.c", "src/rsfilesink.c"];
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let files = ["src/plugin.c", "src/rssource.c", "src/rssink.c"];
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let mut config = gcc::Config::new();
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config.include("src");
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32
src/lib.rs
32
src/lib.rs
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@ -7,6 +7,7 @@ extern crate hyper;
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#[macro_use]
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pub mod utils;
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pub mod rssource;
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pub mod rssink;
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pub mod rsfilesrc;
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pub mod rshttpsrc;
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pub mod rsfilesink;
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@ -15,6 +16,8 @@ use utils::*;
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use rssource::Source;
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use rsfilesrc::FileSrc;
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use rshttpsrc::HttpSrc;
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use rssink::Sink;
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use rsfilesink::FileSink;
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use std::os::raw::c_void;
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use libc::{c_char};
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@ -33,6 +36,18 @@ extern "C" {
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push_only: GBoolean) -> GBoolean;
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}
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extern "C" {
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fn gst_rs_sink_register(plugin: *const c_void,
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name: *const c_char,
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long_name: *const c_char,
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description: *const c_char,
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classification: *const c_char,
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author: *const c_char,
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rank: i32,
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create_instance: extern fn() -> *mut Box<Sink>,
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protocols: *const c_char) -> GBoolean;
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}
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#[no_mangle]
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pub extern "C" fn sources_register(plugin: *const c_void) -> GBoolean {
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@ -62,3 +77,20 @@ pub extern "C" fn sources_register(plugin: *const c_void) -> GBoolean {
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return GBoolean::True;
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}
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#[no_mangle]
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pub extern "C" fn sinks_register(plugin: *const c_void) -> GBoolean {
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unsafe {
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gst_rs_sink_register(plugin,
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CString::new("rsfilesink").unwrap().as_ptr(),
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CString::new("File Sink").unwrap().as_ptr(),
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CString::new("Writes to local files").unwrap().as_ptr(),
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CString::new("Sink/File").unwrap().as_ptr(),
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CString::new("Luis de Bethencourt <luisbg@osg.samsung.com>").unwrap().as_ptr(),
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256 + 100,
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FileSink::new_ptr,
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CString::new("file").unwrap().as_ptr());
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}
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return GBoolean::True;
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}
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@ -1,7 +1,7 @@
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#include <gst/gst.h>
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#include "rssource.h"
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#include "rsfilesink.h"
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#include "rssink.h"
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static gboolean
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plugin_init (GstPlugin * plugin)
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@ -9,10 +9,8 @@ plugin_init (GstPlugin * plugin)
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if (!gst_rs_source_plugin_init (plugin))
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return FALSE;
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if (!gst_element_register (plugin, "rsfilesink", GST_RANK_NONE,
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GST_TYPE_RSFILE_SINK)) {
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if (!gst_rs_sink_plugin_init (plugin))
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return FALSE;
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}
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return TRUE;
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}
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159
src/rsfilesink.c
159
src/rsfilesink.c
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@ -1,159 +0,0 @@
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#include "rsfilesink.h"
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GST_DEBUG_CATEGORY_STATIC (gst_rsfile_sink_debug);
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#define GST_CAT_DEFAULT gst_rsfile_sink_debug
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static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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enum
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{
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PROP_0,
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PROP_LOCATION
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};
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static void gst_rsfile_sink_finalize (GObject * object);
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static void gst_rsfile_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_rsfile_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean gst_rsfile_sink_start (GstBaseSink * basesink);
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static gboolean gst_rsfile_sink_stop (GstBaseSink * basesink);
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static gboolean gst_rsfile_sink_query (GstBaseSink * basesink, GstQuery * query);
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static GstFlowReturn gst_rsfile_sink_render (GstBaseSink * sink, GstBuffer * buffer);
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static gboolean gst_rsfile_sink_event (GstBaseSink * sink, GstEvent * event);
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#define _do_init \
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GST_DEBUG_CATEGORY_INIT (gst_rsfile_sink_debug, "rsfilesink", 0, "rsfilesink element");
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#define gst_rsfile_sink_parent_class parent_class
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G_DEFINE_TYPE_WITH_CODE (GstRsFileSink, gst_rsfile_sink, GST_TYPE_BASE_SINK, _do_init);
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static void
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gst_rsfile_sink_class_init (GstRsFileSinkClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseSinkClass *gstbasesink_class;
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gobject_class = G_OBJECT_CLASS (klass);
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gstelement_class = GST_ELEMENT_CLASS (klass);
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gstbasesink_class = GST_BASE_SINK_CLASS (klass);
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gobject_class->set_property = gst_rsfile_sink_set_property;
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gobject_class->get_property = gst_rsfile_sink_get_property;
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g_object_class_install_property (gobject_class, PROP_LOCATION,
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g_param_spec_string ("location", "File Location",
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"Location of the file to read", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
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GST_PARAM_MUTABLE_READY));
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gobject_class->finalize = gst_rsfile_sink_finalize;
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gst_element_class_set_static_metadata (gstelement_class,
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"File Sink",
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"Sink/Rsfile",
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"Write to a file",
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"Luis de Bethencourt <luisbg@osg.samsung.com>");
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gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
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gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_rsfile_sink_start);
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gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_rsfile_sink_stop);
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gstbasesink_class->query = GST_DEBUG_FUNCPTR (gst_rsfile_sink_query);
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gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_rsfile_sink_render);
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gstbasesink_class->event = GST_DEBUG_FUNCPTR (gst_rsfile_sink_event);
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}
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static void
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gst_rsfile_sink_init (GstRsFileSink * src)
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{
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gst_base_sink_set_blocksize (GST_BASE_SINK (src), 4096);
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}
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static void
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gst_rsfile_sink_finalize (GObject * object)
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{
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GstRsFileSink *src = GST_RSFILE_SINK (object);
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g_free (src->location);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_rsfile_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstRsFileSink *src = GST_RSFILE_SINK (object);
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switch (prop_id) {
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case PROP_LOCATION:
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if (src->location)
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g_free (src->location);
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src->location = g_value_dup_string (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_rsfile_sink_get_property (GObject * object, guint prop_id, GValue * value,
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GParamSpec * pspec)
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{
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GstRsFileSink *src = GST_RSFILE_SINK (object);
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switch (prop_id) {
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case PROP_LOCATION:
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g_value_set_string (value, src->location);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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extern void bar(void);
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static GstFlowReturn
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gst_rsfile_sink_render (GstBaseSink * sink, GstBuffer * buffer)
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{
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bar();
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}
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static gboolean
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gst_rsfile_sink_query (GstBaseSink * basesink, GstQuery * query)
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{
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GstRsFileSink *sink = GST_RSFILE_SINK (basesink);
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return TRUE;
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}
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static gboolean
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gst_rsfile_sink_event (GstBaseSink * sink, GstEvent * event)
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{
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return TRUE;
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}
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/* open the rsfile, necessary to go to READY state */
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static gboolean
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gst_rsfile_sink_start (GstBaseSink * basesink)
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{
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GstRsFileSink *src = GST_RSFILE_SINK (basesink);
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return TRUE;
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}
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/* unmap and close the rsfile */
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static gboolean
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gst_rsfile_sink_stop (GstBaseSink * basesink)
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{
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GstRsFileSink *src = GST_RSFILE_SINK (basesink);
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return TRUE;
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}
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@ -1,38 +0,0 @@
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#ifndef __GST_RSFILE_SINK_H__
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#define __GST_RSFILE_SINK_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasesink.h>
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G_BEGIN_DECLS
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#define GST_TYPE_RSFILE_SINK \
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(gst_rsfile_sink_get_type())
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#define GST_RSFILE_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RSFILE_SINK,GstRsFileSink))
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#define GST_RSFILE_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RSFILE_SINK,GstRsFileSinkClass))
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#define GST_IS_RSFILE_SINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RSFILE_SINK))
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#define GST_IS_RSFILE_SINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RSFILE_SINK))
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#define GST_RSFILE_SINK_CAST(obj) ((GstRsFileSink*) obj)
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typedef struct _GstRsFileSink GstRsFileSink;
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typedef struct _GstRsFileSinkClass GstRsFileSinkClass;
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struct _GstRsFileSink {
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GstBaseSink element;
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gchar *location;
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};
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struct _GstRsFileSinkClass {
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GstBaseSinkClass parent_class;
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};
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G_GNUC_INTERNAL GType gst_rsfile_sink_get_type (void);
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G_END_DECLS
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#endif /* __GST_RSFILE_SINK_H__ */
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@ -1,4 +1,95 @@
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#[no_mangle]
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pub extern fn bar() {
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print!("bar\n");
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use std::u64;
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use std::fs::File;
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use std::path::PathBuf;
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use url::Url;
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use std::io::Write;
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use utils::*;
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use rssink::*;
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#[derive(Debug)]
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pub struct FileSink {
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location: Option<PathBuf>,
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file: Option<File>,
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position: u64,
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}
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impl FileSink {
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fn new() -> FileSink {
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FileSink { location: None, file: None, position: 0 }
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}
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fn new_source() -> Box<Sink> {
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Box::new(FileSink::new())
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}
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pub extern "C" fn new_ptr() -> *mut Box<Sink> {
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let instance = Box::new(FileSink::new_source());
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return Box::into_raw(instance);
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}
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}
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impl Sink for FileSink {
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fn set_uri(&mut self, uri_str: &Option<String>) -> bool {
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match *uri_str {
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None => {
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self.location = None;
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return true;
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},
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Some(ref uri_str) => {
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let uri_parsed = Url::parse(uri_str.as_str());
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match uri_parsed {
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Ok(u) => {
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match u.to_file_path().ok() {
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Some(p) => {
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self.location = Some(p);
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return true;
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},
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None => {
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self.location = None;
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println_err!("Unsupported file URI '{}'", uri_str);
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return false;
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}
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}
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},
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Err(err) => {
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self.location = None;
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println_err!("Failed to parse URI '{}': {}", uri_str, err);
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return false;
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}
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}
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}
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}
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}
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fn get_uri(&self) -> Option<String> {
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match self.location {
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None => None,
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Some(ref location) => Url::from_file_path(&location).map(|u| u.into_string()).ok()
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}
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}
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fn start(&mut self) -> bool {
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self.file = None;
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self.position = 0;
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match self.location {
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None => return false,
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Some(ref location) => {
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return true;
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},
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}
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}
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fn stop(&mut self) -> bool {
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self.file = None;
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self.position = 0;
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true
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}
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fn render(&mut self) -> Result<usize, GstFlowReturn> {
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println!("Got a buffer!");
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Err(GstFlowReturn::Ok)
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}
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}
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264
src/rssink.c
Normal file
264
src/rssink.c
Normal file
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@ -0,0 +1,264 @@
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#include "rssink.h"
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#include <string.h>
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#include <stdint.h>
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typedef struct {
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gchar *name;
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gchar *long_name;
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gchar *description;
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gchar *classification;
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gchar *author;
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void * (*create_instance) (void);
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gchar **protocols;
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} ElementData;
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static GHashTable *sinks;
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/* Declarations for Rust code */
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extern gboolean sinks_register (void *plugin);
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extern GstFlowReturn sink_render (void * filesink);
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extern gboolean sink_set_uri (void * filesink, const char *uri);
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extern char * sink_get_uri (void * filesink);
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extern gboolean sink_start (void * filesink);
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extern gboolean sink_stop (void * filesink);
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GST_DEBUG_CATEGORY_STATIC (gst_rs_sink_debug);
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#define GST_CAT_DEFAULT gst_rs_sink_debug
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static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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enum
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{
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PROP_0,
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PROP_URI
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};
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static void gst_rs_sink_uri_handler_init (gpointer g_iface,
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gpointer iface_data);
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static void gst_rs_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_rs_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean gst_rs_sink_start (GstBaseSink * basesink);
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static gboolean gst_rs_sink_stop (GstBaseSink * basesink);
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static GstFlowReturn gst_rs_sink_render (GstBaseSink * sink, GstBuffer * buffer);
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static GObjectClass *parent_class;
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static void
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gst_rs_sink_class_init (GstRsSinkClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseSinkClass *gstbasesink_class;
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ElementData * data = g_hash_table_lookup (sinks, GSIZE_TO_POINTER (G_TYPE_FROM_CLASS (klass)));
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g_assert (data != NULL);
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gobject_class = G_OBJECT_CLASS (klass);
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gstelement_class = GST_ELEMENT_CLASS (klass);
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gstbasesink_class = GST_BASE_SINK_CLASS (klass);
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gobject_class->set_property = gst_rs_sink_set_property;
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gobject_class->get_property = gst_rs_sink_get_property;
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g_object_class_install_property (gobject_class, PROP_URI,
|
||||
g_param_spec_string ("uri", "URI",
|
||||
"URI to read from", NULL,
|
||||
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
|
||||
GST_PARAM_MUTABLE_READY));
|
||||
|
||||
gst_element_class_set_static_metadata (gstelement_class,
|
||||
data->long_name,
|
||||
data->classification,
|
||||
data->description,
|
||||
data->author);
|
||||
gst_element_class_add_static_pad_template (gstelement_class, &sink_template);
|
||||
|
||||
gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_rs_sink_start);
|
||||
gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_rs_sink_stop);
|
||||
gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_rs_sink_render);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_rs_sink_init (GstRsSink * sink, GstRsSinkClass * klass)
|
||||
{
|
||||
ElementData * data = g_hash_table_lookup (sinks, GSIZE_TO_POINTER (G_TYPE_FROM_CLASS (klass)));
|
||||
g_assert (data != NULL);
|
||||
|
||||
gst_base_sink_set_sync (GST_BASE_SINK (sink), FALSE);
|
||||
|
||||
sink->instance = data->create_instance ();
|
||||
}
|
||||
|
||||
static void
|
||||
gst_rs_sink_set_property (GObject * object, guint prop_id,
|
||||
const GValue * value, GParamSpec * pspec)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (object);
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_URI:
|
||||
sink_set_uri (sink->instance, g_value_get_string (value));
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_rs_sink_get_property (GObject * object, guint prop_id, GValue * value,
|
||||
GParamSpec * pspec)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (object);
|
||||
|
||||
switch (prop_id) {
|
||||
case PROP_URI:
|
||||
g_value_take_string (value, sink_get_uri (sink->instance));
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static GstFlowReturn
|
||||
gst_rs_sink_render (GstBaseSink * basesink, GstBuffer * buffer)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (basesink);
|
||||
GstFlowReturn ret;
|
||||
|
||||
ret = sink_render (sink->instance);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* open the rs, necessary to go to READY state */
|
||||
static gboolean
|
||||
gst_rs_sink_start (GstBaseSink * basesink)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (basesink);
|
||||
|
||||
return sink_start (sink->instance);
|
||||
}
|
||||
|
||||
/* unmap and close the rs */
|
||||
static gboolean
|
||||
gst_rs_sink_stop (GstBaseSink * basesink)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (basesink);
|
||||
|
||||
return sink_stop (sink->instance);
|
||||
}
|
||||
|
||||
static GstURIType
|
||||
gst_rs_sink_uri_get_type (GType type)
|
||||
{
|
||||
return GST_URI_SINK;
|
||||
}
|
||||
|
||||
static const gchar *const *
|
||||
gst_rs_sink_uri_get_protocols (GType type)
|
||||
{
|
||||
ElementData * data = g_hash_table_lookup (sinks, GSIZE_TO_POINTER (type));
|
||||
g_assert (data != NULL);
|
||||
|
||||
return (const gchar * const *) data->protocols;
|
||||
}
|
||||
|
||||
static gchar *
|
||||
gst_rs_sink_uri_get_uri (GstURIHandler * handler)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (handler);
|
||||
|
||||
return sink_get_uri (sink->instance);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_rs_sink_uri_set_uri (GstURIHandler * handler, const gchar * uri,
|
||||
GError ** err)
|
||||
{
|
||||
GstRsSink *sink = GST_RS_SINK (handler);
|
||||
|
||||
if (!sink_set_uri (sink->instance, uri)) {
|
||||
g_set_error (err, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
|
||||
"Can't handle URI '%s'", uri);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_rs_sink_uri_handler_init (gpointer g_iface, gpointer iface_data)
|
||||
{
|
||||
GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
|
||||
|
||||
iface->get_type = gst_rs_sink_uri_get_type;
|
||||
iface->get_protocols = gst_rs_sink_uri_get_protocols;
|
||||
iface->get_uri = gst_rs_sink_uri_get_uri;
|
||||
iface->set_uri = gst_rs_sink_uri_set_uri;
|
||||
}
|
||||
|
||||
gboolean
|
||||
gst_rs_sink_plugin_init (GstPlugin * plugin)
|
||||
{
|
||||
sinks = g_hash_table_new (g_direct_hash, g_direct_equal);
|
||||
GST_DEBUG_CATEGORY_INIT (gst_rs_sink_debug, "rssink", 0, "rssink element");
|
||||
|
||||
parent_class = g_type_class_ref (GST_TYPE_BASE_SINK);
|
||||
|
||||
return sinks_register (plugin);
|
||||
}
|
||||
|
||||
gboolean
|
||||
gst_rs_sink_register (GstPlugin * plugin, const gchar *name, const gchar * long_name, const gchar * description, const gchar * classification, const gchar * author, GstRank rank, void * (*create_instance) (void), const gchar *protocols)
|
||||
{
|
||||
GTypeInfo type_info = {
|
||||
sizeof (GstRsSinkClass),
|
||||
NULL,
|
||||
NULL,
|
||||
(GClassInitFunc) gst_rs_sink_class_init,
|
||||
NULL,
|
||||
NULL,
|
||||
sizeof (GstRsSink),
|
||||
0,
|
||||
(GInstanceInitFunc) gst_rs_sink_init
|
||||
};
|
||||
GInterfaceInfo iface_info = {
|
||||
gst_rs_sink_uri_handler_init,
|
||||
NULL,
|
||||
NULL
|
||||
};
|
||||
GType type;
|
||||
gchar *type_name;
|
||||
ElementData *data;
|
||||
|
||||
data = g_new0 (ElementData, 1);
|
||||
data->name = g_strdup (name);
|
||||
data->long_name = g_strdup (long_name);
|
||||
data->description = g_strdup (description);
|
||||
data->classification = g_strdup (classification);
|
||||
data->author = g_strdup (author);
|
||||
data->create_instance = create_instance;
|
||||
data->protocols = g_strsplit (protocols, ":", -1);
|
||||
|
||||
type_name = g_strconcat ("RsSink-", name, NULL);
|
||||
type = g_type_register_static (GST_TYPE_BASE_SINK, type_name, &type_info, 0);
|
||||
g_free (type_name);
|
||||
|
||||
g_type_add_interface_static (type, GST_TYPE_URI_HANDLER, &iface_info);
|
||||
|
||||
g_hash_table_insert (sinks, GSIZE_TO_POINTER (type), data);
|
||||
|
||||
if (!gst_element_register (plugin, name, rank, type))
|
||||
return FALSE;
|
||||
|
||||
return TRUE;
|
||||
}
|
31
src/rssink.h
Normal file
31
src/rssink.h
Normal file
|
@ -0,0 +1,31 @@
|
|||
#ifndef __GST_RS_SINK_H__
|
||||
#define __GST_RS_SINK_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/base/gstbasesink.h>
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_RS_SINK(obj) \
|
||||
((GstRsSink *)obj)
|
||||
#define GST_RS_SINK_CLASS(klass) \
|
||||
((GstRsSinkKlass *)klass)
|
||||
|
||||
typedef struct _GstRsSink GstRsSink;
|
||||
typedef struct _GstRsSinkClass GstRsSinkClass;
|
||||
|
||||
struct _GstRsSink {
|
||||
GstBaseSink element;
|
||||
|
||||
gpointer instance;
|
||||
};
|
||||
|
||||
struct _GstRsSinkClass {
|
||||
GstBaseSinkClass parent_class;
|
||||
};
|
||||
|
||||
G_GNUC_INTERNAL gboolean gst_rs_sink_plugin_init (GstPlugin * plugin);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_RS_SINK_H__ */
|
63
src/rssink.rs
Normal file
63
src/rssink.rs
Normal file
|
@ -0,0 +1,63 @@
|
|||
use libc::{c_char};
|
||||
use std::ffi::{CStr, CString};
|
||||
use std::ptr;
|
||||
|
||||
use utils::*;
|
||||
|
||||
pub trait Sink {
|
||||
fn set_uri(&mut self, uri_str: &Option<String>) -> bool;
|
||||
fn get_uri(&self) -> Option<String>;
|
||||
fn start(&mut self) -> bool;
|
||||
fn stop(&mut self) -> bool;
|
||||
fn render(&mut self) -> Result<usize, GstFlowReturn>;
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
pub extern "C" fn sink_set_uri(ptr: *mut Box<Sink>, uri_ptr: *const c_char) -> GBoolean{
|
||||
let source: &mut Box<Sink> = unsafe { &mut *ptr };
|
||||
|
||||
if uri_ptr.is_null() {
|
||||
GBoolean::from_bool(source.set_uri(&None))
|
||||
} else {
|
||||
let uri = unsafe { CStr::from_ptr(uri_ptr) };
|
||||
GBoolean::from_bool(source.set_uri(&Some(String::from(uri.to_str().unwrap()))))
|
||||
}
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
pub extern "C" fn sink_get_uri(ptr: *mut Box<Sink>) -> *mut c_char {
|
||||
let source: &mut Box<Sink> = unsafe { &mut *ptr };
|
||||
|
||||
match source.get_uri() {
|
||||
Some(ref uri) =>
|
||||
CString::new(uri.clone().into_bytes()).unwrap().into_raw(),
|
||||
None =>
|
||||
ptr::null_mut()
|
||||
}
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
pub extern "C" fn sink_render(ptr: *mut Box<Sink>) -> GstFlowReturn {
|
||||
let source: &mut Box<Sink> = unsafe { &mut *ptr };
|
||||
|
||||
match source.render() {
|
||||
Ok(data) => {
|
||||
GstFlowReturn::Ok
|
||||
},
|
||||
Err(ret) => ret,
|
||||
}
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
pub extern "C" fn sink_start(ptr: *mut Box<Sink>) -> GBoolean {
|
||||
let source: &mut Box<Sink> = unsafe { &mut *ptr };
|
||||
|
||||
GBoolean::from_bool(source.start())
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
pub extern "C" fn sink_stop(ptr: *mut Box<Sink>) -> GBoolean {
|
||||
let source: &mut Box<Sink> = unsafe { &mut *ptr };
|
||||
|
||||
GBoolean::from_bool(source.stop())
|
||||
}
|
Loading…
Reference in a new issue