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Merge branch 'master' into sdk-0.0.1

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This commit is contained in:
Xavi Artigas 2012-10-01 17:52:10 +02:00
commit 3111a6f6e2
14 changed files with 1048 additions and 2 deletions
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10
.gitignore vendored
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@ -6,4 +6,12 @@ ipch
*.sdf
*.suo
*.opensdf
vs/2010/libs
vs/2010/libs
bin
gen
libs
obj
.classpath
.project
.settings
.libs

20
gst-sdk/tutorials/android-tutorial-1/AndroidManifest.xml Executable file
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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.gst_sdk_tutorials.tutorial_1"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="9" android:targetSdkVersion="14"/>
<uses-permission android:name="android.permission.INTERNET"/>
<uses-feature android:glEsVersion="0x00020000"/>
<application android:label="@string/app_name"
android:debuggable="true"
android:icon="@drawable/gst_sdk_icon">
<activity android:name=".Tutorial1"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>

34
gst-sdk/tutorials/android-tutorial-1/jni/Android.mk Executable file
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# Copyright (C) 2009 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := tutorial-1
LOCAL_SRC_FILES := tutorial-1.c
LOCAL_SHARED_LIBRARIES := gstreamer_android
LOCAL_LDLIBS := -landroid
include $(BUILD_SHARED_LIBRARY)
ifndef GSTREAMER_SDK_ROOT
ifndef GSTREAMER_SDK_ROOT_ANDROID
$(error GSTREAMER_SDK_ROOT_ANDROID is not defined!)
endif
GSTREAMER_SDK_ROOT := $(GSTREAMER_SDK_ROOT_ANDROID)
endif
GSTREAMER_NDK_BUILD_PATH := $(GSTREAMER_SDK_ROOT)/share/gst-android/ndk-build/
GSTREAMER_PLUGINS := coreelements ogg theora vorbis ffmpegcolorspace playback audioconvert audiorate audioresample coreindexers gio uridecodebin videorate videoscale typefindfunctions eglglessink soup amc matroska autodetect videofilter videotestsrc opensles volume
G_IO_MODULES := gnutls
include $(GSTREAMER_NDK_BUILD_PATH)/gstreamer.mk

465
gst-sdk/tutorials/android-tutorial-1/jni/tutorial-1.c Executable file
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#include <string.h>
#include <jni.h>
#include <android/native_window.h>
#include <android/native_window_jni.h>
#include <gst/gst.h>
#include <pthread.h>
#include <gst/interfaces/xoverlay.h>
GST_DEBUG_CATEGORY_STATIC (debug_category);
#define GST_CAT_DEFAULT debug_category
/*
* These macros provide a way to store the native pointer to CustomData, which might be 32 or 64 bits, into
* a jlong, which is always 64 bits, without warnings.
*/
#if GLIB_SIZEOF_VOID_P == 8
# define GET_CUSTOM_DATA(env, thiz, fieldID) (CustomData *)(*env)->GetLongField (env, thiz, fieldID)
# define SET_CUSTOM_DATA(env, thiz, fieldID, data) (*env)->SetLongField (env, thiz, fieldID, (jlong)data)
#else
# define GET_CUSTOM_DATA(env, thiz, fieldID) (CustomData *)(jint)(*env)->GetLongField (env, thiz, fieldID)
# define SET_CUSTOM_DATA(env, thiz, fieldID, data) (*env)->SetLongField (env, thiz, fieldID, (jlong)(jint)data)
#endif
typedef struct _CustomData {
jobject app;
GstElement *pipeline;
GMainContext *context;
GMainLoop *main_loop;
ANativeWindow *native_window;
GstState state, target_state;
gint64 position;
gint64 duration;
gint64 desired_position;
GstClockTime last_seek_time;
gboolean initialized;
gboolean is_live;
} CustomData;
static pthread_t gst_app_thread;
static pthread_key_t current_jni_env;
static JavaVM *java_vm;
static jfieldID custom_data_field_id;
static jmethodID set_message_method_id;
static jmethodID set_current_position_method_id;
static jmethodID set_current_state_method_id;
static jmethodID on_gstreamer_initialized_method_id;
/*
* Private methods
*/
static JNIEnv *attach_current_thread (void) {
JNIEnv *env;
JavaVMAttachArgs args;
GST_DEBUG ("Attaching thread %p", g_thread_self ());
args.version = JNI_VERSION_1_4;
args.name = NULL;
args.group = NULL;
if ((*java_vm)->AttachCurrentThread (java_vm, &env, &args) < 0) {
GST_ERROR ("Failed to attach current thread");
return NULL;
}
return env;
}
static void detach_current_thread (void *env) {
GST_DEBUG ("Detaching thread %p", g_thread_self ());
(*java_vm)->DetachCurrentThread (java_vm);
}
static JNIEnv *get_jni_env (void) {
JNIEnv *env;
if ((env = pthread_getspecific (current_jni_env)) == NULL) {
env = attach_current_thread ();
pthread_setspecific (current_jni_env, env);
}
return env;
}
static void set_ui_message (const gchar *message, CustomData *data) {
JNIEnv *env = get_jni_env ();
GST_DEBUG ("Setting message to: %s", message);
jstring jmessage = (*env)->NewStringUTF(env, message);
(*env)->CallVoidMethod (env, data->app, set_message_method_id, jmessage);
if ((*env)->ExceptionCheck (env)) {
GST_ERROR ("Failed to call Java method");
(*env)->ExceptionClear (env);
}
(*env)->DeleteLocalRef (env, jmessage);
}
static void set_current_ui_position (gint position, gint duration, CustomData *data) {
JNIEnv *env = get_jni_env ();
// GST_DEBUG ("Setting current position/duration to: %d / %d (ms)", position, duration);
(*env)->CallVoidMethod (env, data->app, set_current_position_method_id, position, duration);
if ((*env)->ExceptionCheck (env)) {
GST_ERROR ("Failed to call Java method");
(*env)->ExceptionClear (env);
}
}
static gboolean refresh_ui (CustomData *data) {
GstFormat fmt = GST_FORMAT_TIME;
gint64 current = -1;
/* We do not want to update anything unless we have a working pipeline in the PAUSED or PLAYING state */
if (!data || !data->pipeline || data->state < GST_STATE_PAUSED)
return TRUE;
/* If we didn't know it yet, query the stream duration */
if (!GST_CLOCK_TIME_IS_VALID (data->duration)) {
if (!gst_element_query_duration (data->pipeline, &fmt, &data->duration)) {
GST_WARNING ("Could not query current duration");
}
}
if (gst_element_query_position (data->pipeline, &fmt, &data->position)) {
/* Java expects these values in milliseconds, and Gst provides nanoseconds */
set_current_ui_position (data->position / GST_MSECOND, data->duration / GST_MSECOND, data);
}
return TRUE;
}
static void execute_seek (gint64 desired_position, CustomData *data);
static gboolean
delayed_seek_cb (CustomData *data)
{
GST_DEBUG ("Doing delayed seek %" GST_TIME_FORMAT, GST_TIME_ARGS (data->desired_position));
data->last_seek_time = GST_CLOCK_TIME_NONE;
execute_seek (data->desired_position, data);
return FALSE;
}
static void execute_seek (gint64 desired_position, CustomData *data) {
gboolean res;
gint64 diff;
if (desired_position == GST_CLOCK_TIME_NONE)
return;
diff = gst_util_get_timestamp () - data->last_seek_time;
if (GST_CLOCK_TIME_IS_VALID (data->last_seek_time) && diff < 500 * GST_MSECOND) {
GSource *timeout_source;
if (!GST_CLOCK_TIME_IS_VALID (data->desired_position)) {
timeout_source = g_timeout_source_new (diff / GST_MSECOND);
g_source_attach (timeout_source, data->context);
g_source_set_callback (timeout_source, (GSourceFunc)delayed_seek_cb, data, NULL);
g_source_unref (timeout_source);
}
data->desired_position = desired_position;
GST_DEBUG ("Throttling seek to %" GST_TIME_FORMAT ", will be in %" GST_TIME_FORMAT,
GST_TIME_ARGS (desired_position), GST_TIME_ARGS (500 * GST_MSECOND - diff));
} else {
GST_DEBUG ("Setting position to %lld milliseconds", desired_position / GST_MSECOND);
res = gst_element_seek_simple (data->pipeline, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT, desired_position);
data->last_seek_time = gst_util_get_timestamp ();
data->desired_position = GST_CLOCK_TIME_NONE;
GST_DEBUG ("Seek returned %d", res);
}
}
static void error_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
GError *err;
gchar *debug_info;
gchar *message_string;
gst_message_parse_error (msg, &err, &debug_info);
message_string = g_strdup_printf ("Error received from element %s: %s", GST_OBJECT_NAME (msg->src), err->message);
g_clear_error (&err);
g_free (debug_info);
set_ui_message (message_string, data);
g_free (message_string);
data->target_state = GST_STATE_NULL;
gst_element_set_state (data->pipeline, GST_STATE_NULL);
}
static void eos_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
set_ui_message (GST_MESSAGE_TYPE_NAME (msg), data);
refresh_ui (data);
data->target_state = GST_STATE_PAUSED;
data->is_live = (gst_element_set_state (data->pipeline, GST_STATE_PAUSED) == GST_STATE_CHANGE_NO_PREROLL);
execute_seek (0, data);
}
static void duration_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
data->duration = GST_CLOCK_TIME_NONE;
}
static void buffering_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
gint percent;
if (data->is_live)
return;
gst_message_parse_buffering (msg, &percent);
if (percent < 100 && data->target_state >= GST_STATE_PAUSED) {
gchar * message_string = g_strdup_printf ("Buffering %d %%", percent);
gst_element_set_state (data->pipeline, GST_STATE_PAUSED);
set_ui_message (message_string, data);
g_free (message_string);
} else if (data->target_state >= GST_STATE_PLAYING) {
gst_element_set_state (data->pipeline, GST_STATE_PLAYING);
set_ui_message ("PLAYING", data);
} else if (data->target_state >= GST_STATE_PAUSED) {
set_ui_message ("PAUSED", data);
}
}
static void clock_lost_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
if (data->target_state >= GST_STATE_PLAYING) {
gst_element_set_state (data->pipeline, GST_STATE_PAUSED);
gst_element_set_state (data->pipeline, GST_STATE_PLAYING);
}
}
static void state_changed_cb (GstBus *bus, GstMessage *msg, CustomData *data) {
JNIEnv *env = get_jni_env ();
GstState old_state, new_state, pending_state;
gst_message_parse_state_changed (msg, &old_state, &new_state, &pending_state);
/* Only pay attention to messages coming from the pipeline, not its children */
if (GST_MESSAGE_SRC (msg) == GST_OBJECT (data->pipeline)) {
data->state = new_state;
if (data->state >= GST_STATE_PAUSED && GST_CLOCK_TIME_IS_VALID (data->desired_position))
execute_seek (data->desired_position, data);
GST_DEBUG ("State changed to %s, notifying application", gst_element_state_get_name(new_state));
(*env)->CallVoidMethod (env, data->app, set_current_state_method_id, new_state);
if ((*env)->ExceptionCheck (env)) {
GST_ERROR ("Failed to call Java method");
(*env)->ExceptionClear (env);
}
}
}
static void check_initialization_complete (CustomData *data) {
JNIEnv *env = get_jni_env ();
/* Check if all conditions are met to report GStreamer as initialized.
* These conditions will change depending on the application */
if (!data->initialized && data->native_window && data->main_loop) {
GST_DEBUG ("Initialization complete, notifying application. native_window:%p main_loop:%p", data->native_window,data->main_loop);
(*env)->CallVoidMethod (env, data->app, on_gstreamer_initialized_method_id);
if ((*env)->ExceptionCheck (env)) {
GST_ERROR ("Failed to call Java method");
(*env)->ExceptionClear (env);
}
data->initialized = TRUE;
}
}
static void *app_function (void *userdata) {
JavaVMAttachArgs args;
GstBus *bus;
GstMessage *msg;
CustomData *data = (CustomData *)userdata;
GSource *timeout_source;
GSource *bus_source;
GST_DEBUG ("Creating pipeline in CustomData at %p", data);
/* create our own GLib Main Context, so we do not interfere with other libraries using GLib */
data->context = g_main_context_new ();
data->pipeline = gst_element_factory_make ("playbin2", NULL);
if (data->native_window) {
GST_DEBUG ("Native window already received, notifying the pipeline about it.");
gst_x_overlay_set_window_handle (GST_X_OVERLAY (data->pipeline), (guintptr)data->native_window);
}
/* Instruct the bus to emit signals for each received message, and connect to the interesting signals */
bus = gst_element_get_bus (data->pipeline);
bus_source = gst_bus_create_watch (bus);
g_source_set_callback (bus_source, (GSourceFunc) gst_bus_async_signal_func, NULL, NULL);
g_source_attach (bus_source, data->context);
g_source_unref (bus_source);
g_signal_connect (G_OBJECT (bus), "message::error", (GCallback)error_cb, data);
g_signal_connect (G_OBJECT (bus), "message::eos", (GCallback)eos_cb, data);
g_signal_connect (G_OBJECT (bus), "message::state-changed", (GCallback)state_changed_cb, data);
g_signal_connect (G_OBJECT (bus), "message::duration", (GCallback)duration_cb, data);
g_signal_connect (G_OBJECT (bus), "message::buffering", (GCallback)buffering_cb, data);
g_signal_connect (G_OBJECT (bus), "message::clock-lost", (GCallback)clock_lost_cb, data);
gst_object_unref (bus);
/* Register a function that GLib will call 4 times per second */
timeout_source = g_timeout_source_new (250);
g_source_attach (timeout_source, data->context);
g_source_set_callback (timeout_source, (GSourceFunc)refresh_ui, data, NULL);
g_source_unref (timeout_source);
/* Create a GLib Main Loop and set it to run */
GST_DEBUG ("Entering main loop... (CustomData:%p)", data);
data->main_loop = g_main_loop_new (data->context, FALSE);
check_initialization_complete (data);
g_main_loop_run (data->main_loop);
GST_DEBUG ("Exited main loop");
g_main_loop_unref (data->main_loop);
data->main_loop = NULL;
/* Free resources */
g_main_context_unref (data->context);
data->target_state = GST_STATE_NULL;
gst_element_set_state (data->pipeline, GST_STATE_NULL);
gst_object_unref (data->pipeline);
return NULL;
}
/*
* Java Bindings
*/
void gst_native_init (JNIEnv* env, jobject thiz) {
CustomData *data = g_new0 (CustomData, 1);
data->duration = GST_CLOCK_TIME_NONE;
data->desired_position = GST_CLOCK_TIME_NONE;
data->last_seek_time = GST_CLOCK_TIME_NONE;
SET_CUSTOM_DATA (env, thiz, custom_data_field_id, data);
GST_DEBUG ("Created CustomData at %p", data);
data->app = (*env)->NewGlobalRef (env, thiz);
GST_DEBUG ("Created GlobalRef for app object at %p", data->app);
pthread_create (&gst_app_thread, NULL, &app_function, data);
}
void gst_native_finalize (JNIEnv* env, jobject thiz) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
GST_DEBUG ("Quitting main loop...");
g_main_loop_quit (data->main_loop);
GST_DEBUG ("Waiting for thread to finish...");
pthread_join (gst_app_thread, NULL);
GST_DEBUG ("Deleting GlobalRef for app object at %p", data->app);
(*env)->DeleteGlobalRef (env, data->app);
GST_DEBUG ("Freeing CustomData at %p", data);
g_free (data);
SET_CUSTOM_DATA (env, thiz, custom_data_field_id, NULL);
GST_DEBUG ("Done finalizing");
}
void gst_native_set_uri (JNIEnv* env, jobject thiz, jstring uri) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
const jbyte *char_uri = (*env)->GetStringUTFChars (env, uri, NULL);
GST_DEBUG ("Setting URI to %s", char_uri);
g_object_set(data->pipeline, "uri", char_uri);
(*env)->ReleaseStringUTFChars (env, uri, char_uri);
}
void gst_native_play (JNIEnv* env, jobject thiz) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
GST_DEBUG ("Setting state to PLAYING");
data->target_state = GST_STATE_PLAYING;
data->is_live = (gst_element_set_state (data->pipeline, GST_STATE_PLAYING) == GST_STATE_CHANGE_NO_PREROLL);
}
void gst_native_pause (JNIEnv* env, jobject thiz) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
GST_DEBUG ("Setting state to PAUSED");
data->target_state = GST_STATE_PAUSED;
data->is_live = (gst_element_set_state (data->pipeline, GST_STATE_PAUSED) == GST_STATE_CHANGE_NO_PREROLL);
}
void gst_native_set_position (JNIEnv* env, jobject thiz, int milliseconds) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
gint64 desired_position = (gint64)(milliseconds * GST_MSECOND);
if (data->state == GST_STATE_PLAYING || data->state == GST_STATE_PAUSED) {
execute_seek(desired_position, data);
} else {
GST_DEBUG ("Scheduling seek to %d milliseconds for later", milliseconds);
data->desired_position = desired_position;
}
}
jboolean gst_class_init (JNIEnv* env, jclass klass) {
custom_data_field_id = (*env)->GetFieldID (env, klass, "native_custom_data", "J");
GST_DEBUG ("The FieldID for the native_custom_data field is %p", custom_data_field_id);
set_message_method_id = (*env)->GetMethodID (env, klass, "setMessage", "(Ljava/lang/String;)V");
GST_DEBUG ("The MethodID for the setMessage method is %p", set_message_method_id);
set_current_position_method_id = (*env)->GetMethodID (env, klass, "setCurrentPosition", "(II)V");
GST_DEBUG ("The MethodID for the setCurrentPosition method is %p", set_current_position_method_id);
on_gstreamer_initialized_method_id = (*env)->GetMethodID (env, klass, "onGStreamerInitialized", "()V");
GST_DEBUG ("The MethodID for the onGStreamerInitialized method is %p", on_gstreamer_initialized_method_id);
set_current_state_method_id = (*env)->GetMethodID (env, klass, "setCurrentState", "(I)V");
GST_DEBUG ("The MethodID for the setCurrentState method is %p", set_current_state_method_id);
if (!custom_data_field_id || !set_message_method_id || !set_current_position_method_id ||
!on_gstreamer_initialized_method_id || !set_current_state_method_id) {
GST_ERROR ("The calling class does not implement all necessary interface methods");
return JNI_FALSE;
}
return JNI_TRUE;
}
void gst_native_surface_init (JNIEnv *env, jobject thiz, jobject surface) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) return;
GST_DEBUG ("Received surface %p", surface);
if (data->native_window) {
GST_DEBUG ("Releasing previous native window %p", data->native_window);
ANativeWindow_release (data->native_window);
}
data->native_window = ANativeWindow_fromSurface(env, surface);
GST_DEBUG ("Got Native Window %p", data->native_window);
if (data->pipeline) {
GST_DEBUG ("Pipeline already created, notifying the it about the native window.");
gst_x_overlay_set_window_handle (GST_X_OVERLAY (data->pipeline), (guintptr)data->native_window);
} else {
GST_DEBUG ("Pipeline not created yet, it will later be notified about the native window.");
}
check_initialization_complete (data);
}
void gst_native_surface_finalize (JNIEnv *env, jobject thiz) {
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
if (!data) {
GST_WARNING ("Received surface finalize but there is no CustomData. Ignoring.");
return;
}
GST_DEBUG ("Releasing Native Window %p", data->native_window);
ANativeWindow_release (data->native_window);
data->native_window = NULL;
if (data->pipeline) {
gst_x_overlay_set_window_handle (GST_X_OVERLAY (data->pipeline), (guintptr)NULL);
}
}
static JNINativeMethod native_methods[] = {
{ "nativeInit", "()V", (void *) gst_native_init},
{ "nativeFinalize", "()V", (void *) gst_native_finalize},
{ "nativeSetUri", "(Ljava/lang/String;)V", (void *) gst_native_set_uri},
{ "nativePlay", "()V", (void *) gst_native_play},
{ "nativePause", "()V", (void *) gst_native_pause},
{ "nativeSetPosition", "(I)V", (void*) gst_native_set_position},
{ "classInit", "()Z", (void *) gst_class_init},
{ "nativeSurfaceInit", "(Ljava/lang/Object;)V", (void *) gst_native_surface_init},
{ "nativeSurfaceFinalize", "()V", (void *) gst_native_surface_finalize}
};
jint JNI_OnLoad(JavaVM *vm, void *reserved) {
JNIEnv *env = NULL;
GST_DEBUG_CATEGORY_INIT (debug_category, "tutorial-1", 0, "Android tutorial 1");
java_vm = vm;
if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_4) != JNI_OK) {
GST_ERROR ("Could not retrieve JNIEnv");
return 0;
}
jclass klass = (*env)->FindClass (env, "com/gst_sdk_tutorials/tutorial_1/Tutorial1");
(*env)->RegisterNatives (env, klass, native_methods, G_N_ELEMENTS(native_methods));
pthread_key_create (&current_jni_env, detach_current_thread);
return JNI_VERSION_1_4;
}

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gst-sdk/tutorials/android-tutorial-1/res/layout/main.xml Executable file
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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/textview_message"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal" >
<ImageButton
android:id="@+id/button_play"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:contentDescription="@string/button_play"
android:src="@android:drawable/ic_media_play"
android:text="@string/button_play" />
<ImageButton
android:id="@+id/button_stop"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:contentDescription="@string/button_stop"
android:src="@android:drawable/ic_media_pause"
android:text="@string/button_stop" />
<TextView
android:id="@+id/textview_time"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_marginLeft="5dip"
android:layout_marginRight="5dip" />
<SeekBar
android:id="@+id/seek_bar"
android:layout_width="0dip"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:layout_weight="1"
android:indeterminate="false" />
</LinearLayout>
<SurfaceView
android:id="@+id/surface_video"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>

6
gst-sdk/tutorials/android-tutorial-1/res/values/strings.xml Executable file
View file

@ -0,0 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">Android tutorial 1</string>
<string name="button_play">Play</string>
<string name="button_stop">Stop</string>
</resources>

247
gst-sdk/tutorials/android-tutorial-1/src/com/gst_sdk_tutorials/tutorial_1/Tutorial1.java Executable file
View file

@ -0,0 +1,247 @@
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gst_sdk_tutorials.tutorial_1;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;
import com.gst_sdk.GStreamer;
import android.app.Activity;
import android.util.Log;
import android.os.Bundle;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageButton;
import android.widget.SeekBar;
import android.widget.SeekBar.OnSeekBarChangeListener;
import android.widget.TextView;
import android.widget.Toast;
public class Tutorial1 extends Activity implements SurfaceHolder.Callback, OnSeekBarChangeListener {
private native void nativeInit();
private native void nativeFinalize();
private native void nativeSetUri(String uri);
private native void nativePlay();
private native void nativePause();
private native void nativeSetPosition(int milliseconds);
private static native boolean classInit();
private native void nativeSurfaceInit(Object surface);
private native void nativeSurfaceFinalize();
private long native_custom_data;
private boolean is_playing_desired;
private int position;
private int duration;
private boolean is_local_media;
private int desired_position;
private Bundle initialization_data;
private final String mediaUri = "http://docs.gstreamer.com/media/sintel_trailer-480p.ogv";
/* Called when the activity is first created.
@Override */
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
try {
GStreamer.init(this);
} catch (Exception e) {
Toast.makeText(this, e.getMessage(), Toast.LENGTH_LONG).show();
finish();
return;
}
setContentView(R.layout.main);
ImageButton play = (ImageButton) this.findViewById(R.id.button_play);
play.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
is_playing_desired = true;
nativePlay();
}
});
ImageButton pause = (ImageButton) this.findViewById(R.id.button_stop);
pause.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
is_playing_desired = false;
nativePause();
}
});
SurfaceView sv = (SurfaceView) this.findViewById(R.id.surface_video);
SurfaceHolder sh = sv.getHolder();
sh.addCallback(this);
SeekBar sb = (SeekBar) this.findViewById(R.id.seek_bar);
sb.setOnSeekBarChangeListener(this);
initialization_data = savedInstanceState;
is_local_media = false;
is_playing_desired = false;
nativeInit();
}
protected void onSaveInstanceState (Bundle outState) {
Log.d ("GStreamer", "Saving state, playing:" + is_playing_desired + " position:" + position);
outState.putBoolean("playing", is_playing_desired);
outState.putInt("position", position);
outState.putInt("duration", duration);
}
protected void onDestroy() {
nativeFinalize();
super.onDestroy();
}
/* Called from native code */
private void setMessage(final String message) {
final TextView tv = (TextView) this.findViewById(R.id.textview_message);
runOnUiThread (new Runnable() {
public void run() {
tv.setText(message);
}
});
}
/* Called from native code */
private void onGStreamerInitialized () {
nativeSetUri (mediaUri);
if (mediaUri.startsWith("file://")) is_local_media = true;
if (initialization_data != null) {
is_playing_desired = initialization_data.getBoolean("playing");
int milliseconds = initialization_data.getInt("position");
Log.i ("GStreamer", "Restoring state, playing:" + is_playing_desired + " position:" + milliseconds + " ms.");
/* Actually, move to one millisecond in the future. Otherwise, due to rounding errors between the
* milliseconds used here and the nanoseconds used by GStreamer, we would be jumping a bit behind
* where we were before. This, combined with seeking to keyframe positions, would skip one keyframe
* backwards on each iteration.
*/
nativeSetPosition(milliseconds + 1);
if (is_playing_desired) {
nativePlay();
} else {
nativePause();
}
} else {
nativePause();
}
}
/* The text widget acts as an slave for the seek bar, so it reflects what the seek bar shows, whether
* it is an actual pipeline position or the position the user is currently dragging to.
*/
private void updateTimeWidget () {
final TextView tv = (TextView) this.findViewById(R.id.textview_time);
final SeekBar sb = (SeekBar) this.findViewById(R.id.seek_bar);
final int pos = sb.getProgress();
SimpleDateFormat df = new SimpleDateFormat("HH:mm:ss");
df.setTimeZone(TimeZone.getTimeZone("UTC"));
final String message = df.format(new Date (pos)) + " / " + df.format(new Date (duration));
tv.setText(message);
}
/* Called from native code */
private void setCurrentPosition(final int position, final int duration) {
final SeekBar sb = (SeekBar) this.findViewById(R.id.seek_bar);
/* Ignore position messages from the pipeline if the seek bar is being dragged */
if (sb.isPressed()) return;
runOnUiThread (new Runnable() {
public void run() {
sb.setMax(duration);
sb.setProgress(position);
updateTimeWidget();
}
});
this.position = position;
this.duration = duration;
}
/* Called from native code */
private void setCurrentState (int state) {
Log.d ("GStreamer", "State has changed to " + state);
switch (state) {
case 1:
setMessage ("NULL");
break;
case 2:
setMessage ("READY");
break;
case 3:
setMessage ("PAUSED");
break;
case 4:
setMessage ("PLAYING");
break;
}
}
static {
System.loadLibrary("gstreamer_android");
System.loadLibrary("tutorial-1");
classInit();
}
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
Log.d("GStreamer", "Surface changed to format " + format + " width "
+ width + " height " + height);
nativeSurfaceInit (holder.getSurface());
}
public void surfaceCreated(SurfaceHolder holder) {
Log.d("GStreamer", "Surface created: " + holder.getSurface());
}
public void surfaceDestroyed(SurfaceHolder holder) {
Log.d("GStreamer", "Surface destroyed");
nativeSurfaceFinalize ();
}
public void onProgressChanged(SeekBar sb, int progress, boolean fromUser) {
if (fromUser == false) return;
desired_position = progress;
/* If this is a local file, allow scrub seeking, this is, seek soon as the slider
* is moved.
*/
if (is_local_media) nativeSetPosition(desired_position);
updateTimeWidget();
}
public void onStartTrackingTouch(SeekBar sb) {
nativePause();
}
public void onStopTrackingTouch(SeekBar sb) {
/* If this is a remote file, scrub seeking is probably not going to work smoothly enough.
* Therefore, perform only the seek when the slider is released.
*/
if (!is_local_media) nativeSetPosition(desired_position);
if (is_playing_desired) nativePlay();
}
}

2
gst-sdk/tutorials/basic-tutorial-13.c
View file

@ -25,7 +25,7 @@ static void send_seek_event (CustomData *data) {
/* Create the seek event */
if (data->rate > 0) {
seek_event = gst_event_new_seek (data->rate, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
GST_SEEK_TYPE_SET, position, GST_SEEK_TYPE_NONE, 0);
GST_SEEK_TYPE_SET, position, GST_SEEK_TYPE_SET, -1);
} else {
seek_event = gst_event_new_seek (data->rate, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_ACCURATE,
GST_SEEK_TYPE_SET, 0, GST_SEEK_TYPE_SET, position);

95
gst-sdk/tutorials/basic-tutorial-15.c Normal file
View file

@ -0,0 +1,95 @@
#include <clutter-gst/clutter-gst.h>
/* Setup the video texture once its size is known */
void size_change (ClutterActor *texture, gint width, gint height, gpointer user_data) {
ClutterActor *stage;
gfloat new_x, new_y, new_width, new_height;
gfloat stage_width, stage_height;
ClutterAnimation *animation = NULL;
stage = clutter_actor_get_stage (texture);
if (stage == NULL)
return;
clutter_actor_get_size (stage, &stage_width, &stage_height);
/* Center video on window and calculate new size preserving aspect ratio */
new_height = (height * stage_width) / width;
if (new_height <= stage_height) {
new_width = stage_width;
new_x = 0;
new_y = (stage_height - new_height) / 2;
} else {
new_width = (width * stage_height) / height;
new_height = stage_height;
new_x = (stage_width - new_width) / 2;
new_y = 0;
}
clutter_actor_set_position (texture, new_x, new_y);
clutter_actor_set_size (texture, new_width, new_height);
clutter_actor_set_rotation (texture, CLUTTER_Y_AXIS, 0.0, stage_width / 2, 0, 0);
/* Animate it */
animation = clutter_actor_animate (texture, CLUTTER_LINEAR, 10000, "rotation-angle-y", 360.0, NULL);
clutter_animation_set_loop (animation, TRUE);
}
int main(int argc, char *argv[]) {
GstElement *pipeline, *sink;
ClutterTimeline *timeline;
ClutterActor *stage, *texture;
/* clutter-gst takes care of initializing Clutter and GStreamer */
if (clutter_gst_init (&argc, &argv) != CLUTTER_INIT_SUCCESS) {
g_error ("Failed to initialize clutter\n");
return -1;
}
stage = clutter_stage_get_default ();
/* Make a timeline */
timeline = clutter_timeline_new (1000);
g_object_set(timeline, "loop", TRUE, NULL);
/* Create new texture and disable slicing so the video is properly mapped onto it */
texture = CLUTTER_ACTOR (g_object_new (CLUTTER_TYPE_TEXTURE, "disable-slicing", TRUE, NULL));
g_signal_connect (texture, "size-change", G_CALLBACK (size_change), NULL);
/* Build the GStreamer pipeline */
pipeline = gst_parse_launch ("playbin2 uri=http://docs.gstreamer.com/media/sintel_trailer-480p.webm", NULL);
/* Instantiate the Clutter sink */
sink = gst_element_factory_make ("autocluttersink", NULL);
if (sink == NULL) {
/* Revert to the older cluttersink, in case autocluttersink was not found */
sink = gst_element_factory_make ("cluttersink", NULL);
}
if (sink == NULL) {
g_printerr ("Unable to find a Clutter sink.\n");
return -1;
}
/* Link GStreamer with Clutter by passing the Clutter texture to the Clutter sink*/
g_object_set (sink, "texture", texture, NULL);
/* Add the Clutter sink to the pipeline */
g_object_set (pipeline, "video-sink", sink, NULL);
/* Start playing */
gst_element_set_state (pipeline, GST_STATE_PLAYING);
/* start the timeline */
clutter_timeline_start (timeline);
/* Add texture to the stage, and show it */
clutter_group_add (CLUTTER_GROUP (stage), texture);
clutter_actor_show_all (stage);
clutter_main();
/* Free resources */
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
return 0;
}

100
gst-sdk/tutorials/vs2010/basic-tutorial-15/basic-tutorial-15.vcxproj Normal file
View file

@ -0,0 +1,100 @@
<?xml version="1.0" encoding="utf-8"?>
<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup Label="ProjectConfigurations">
<ProjectConfiguration Include="Debug|Win32">
<Configuration>Debug</Configuration>
<Platform>Win32</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Debug|x64">
<Configuration>Debug</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|Win32">
<Configuration>Release</Configuration>
<Platform>Win32</Platform>
</ProjectConfiguration>
<ProjectConfiguration Include="Release|x64">
<Configuration>Release</Configuration>
<Platform>x64</Platform>
</ProjectConfiguration>
</ItemGroup>
<ItemGroup>
<ClCompile Include="..\..\basic-tutorial-15.c" />
</ItemGroup>
<PropertyGroup Label="Globals">
<Keyword>Win32Proj</Keyword>
<ProjectGuid>{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}</ProjectGuid>
<TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
<PropertyGroup Condition="'$(Configuration)'=='Debug'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Release'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>false</UseDebugLibraries>
<WholeProgramOptimization>true</WholeProgramOptimization>
<CharacterSet>Unicode</CharacterSet>
</PropertyGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
<ImportGroup Label="ExtensionSettings">
</ImportGroup>
<ImportGroup Label="PropertySheets" Condition="'$(Platform)'=='Win32'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\gstreamer-0.10.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\gstreamer-0.10.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-gst-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-gst-1.0.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-win32-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\libs\clutter-win32-1.0.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\msvc\x86.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86)\share\vs\2010\msvc\x86.props')" />
</ImportGroup>
<ImportGroup Label="PropertySheets" Condition="'$(Platform)'=='x64'">
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\gstreamer-0.10.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\gstreamer-0.10.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-gst-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-gst-1.0.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-win32-1.0.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\libs\clutter-win32-1.0.props')" />
<Import Project="$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\msvc\x86_64.props" Condition="exists('$(GSTREAMER_SDK_ROOT_X86_64)\share\vs\2010\msvc\x86_64.props')" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<PropertyGroup Condition="'$(Configuration)'=='Debug'">
<LinkIncremental>true</LinkIncremental>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)'=='Release'">
<LinkIncremental>false</LinkIncremental>
</PropertyGroup>
<ItemDefinitionGroup Condition="'$(Configuration)'=='Debug'">
<ClCompile>
<PrecompiledHeader>
</PrecompiledHeader>
<WarningLevel>Level3</WarningLevel>
<Optimization>Disabled</Optimization>
<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<ShowIncludes Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</ShowIncludes>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
<AdditionalDependencies>%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalLibraryDirectories>%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)'=='Release'">
<ClCompile>
<WarningLevel>Level3</WarningLevel>
<PrecompiledHeader>
</PrecompiledHeader>
<Optimization>MaxSpeed</Optimization>
<FunctionLevelLinking>true</FunctionLevelLinking>
<IntrinsicFunctions>true</IntrinsicFunctions>
<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>false</GenerateDebugInformation>
<EnableCOMDATFolding>true</EnableCOMDATFolding>
</Link>
</ItemDefinitionGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>

6
gst-sdk/tutorials/vs2010/basic-tutorial-15/basic-tutorial-15.vcxproj.filters Normal file
View file

@ -0,0 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<ClCompile Include="..\..\basic-tutorial-15.c" />
</ItemGroup>
</Project>

10
gst-sdk/tutorials/vs2010/tutorials.sln
View file

@ -37,6 +37,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "playback-tutorial-7", "play
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "basic-tutorial-13", "basic-tutorial-13\basic-tutorial-13.vcxproj", "{6D962544-E7A2-450B-998B-6D09B17ACCB3}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "basic-tutorial-15", "basic-tutorial-15\basic-tutorial-15.vcxproj", "{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
@ -189,6 +191,14 @@ Global
{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|Win32.Build.0 = Release|Win32
{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|x64.ActiveCfg = Release|x64
{6D962544-E7A2-450B-998B-6D09B17ACCB3}.Release|x64.Build.0 = Release|x64
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|Win32.ActiveCfg = Debug|Win32
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|Win32.Build.0 = Debug|Win32
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|x64.ActiveCfg = Debug|x64
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Debug|x64.Build.0 = Debug|x64
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|Win32.ActiveCfg = Release|Win32
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|Win32.Build.0 = Release|Win32
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|x64.ActiveCfg = Release|x64
{94A762CB-2856-4CFF-BF1A-DB44882D4BD5}.Release|x64.Build.0 = Release|x64
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE