mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-26 19:51:11 +00:00
add vulkan example for android
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-examples/-/merge_requests/14>
This commit is contained in:
Matthew Waters
parent
8b90dd949a
commit
219415dbf6
16 changed files with 1113 additions and 0 deletions
10
vulkan/android/.gitignore
vendored
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10
vulkan/android/.gitignore
vendored
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@ -0,0 +1,10 @@
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.cxx/
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.externalNativeBuild/
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.gradle/
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.idea/
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assets/
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build/
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gst-build-*/
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local.properties
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src/org/freedesktop/gstreamer/GStreamer.java
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*.iml
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16
vulkan/android/AndroidManifest.xml
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16
vulkan/android/AndroidManifest.xml
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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="org.freedesktop.gstreamer.vulkan.vulkan_1">
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<uses-feature android:name="android.hardware.vulkan.version"
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android:version="0x400003"
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android:required="true"/>
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<application android:label="@string/app_name">
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<activity android:name="org.freedesktop.gstreamer.vulkan.Vulkan1"
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android:label="@string/app_name">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>
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89
vulkan/android/build.gradle
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89
vulkan/android/build.gradle
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@ -0,0 +1,89 @@
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apply plugin: 'com.android.application'
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android {
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compileSdkVersion 24
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buildToolsVersion '28.0.3'
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defaultConfig {
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applicationId "org.freedesktop.gstreamer.vulkan.vulkan_1"
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minSdkVersion 24
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targetSdkVersion 24
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versionCode 1
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versionName "1.0"
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archivesBaseName = "$applicationId-v$versionCode"
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externalNativeBuild {
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ndkBuild {
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def gstRoot
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if (project.hasProperty('gstAndroidRoot'))
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gstRoot = project.gstAndroidRoot
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else
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gstRoot = System.env.GSTREAMER_ROOT_ANDROID
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if (gstRoot == null)
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throw new GradleException('GSTREAMER_ROOT_ANDROID must be set, or "gstAndroidRoot" must be defined in your gradle.properties in the top level directory of the unpacked universal GStreamer Android binaries')
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arguments "NDK_APPLICATION_MK=jni/Application.mk", "GSTREAMER_JAVA_SRC_DIR=src", "GSTREAMER_ROOT_ANDROID=$gstRoot", "GSTREAMER_ASSETS_DIR=src/assets"
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targets "vulkan-1"
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// All archs except MIPS and MIPS64 are supported
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abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
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}
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}
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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sourceSets {
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main {
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manifest.srcFile 'AndroidManifest.xml'
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java.srcDirs = ['src']
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resources.srcDirs = ['src']
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aidl.srcDirs = ['src']
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renderscript.srcDirs = ['src']
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res.srcDirs = ['res']
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assets.srcDirs = ['assets']
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}
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}
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}
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}
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externalNativeBuild {
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ndkBuild {
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path 'jni/Android.mk'
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}
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}
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}
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|
afterEvaluate {
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|
if (project.hasProperty('compileDebugJavaWithJavac'))
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|
project.compileDebugJavaWithJavac.dependsOn 'externalNativeBuildDebug'
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|
if (project.hasProperty('compileReleaseJavaWithJavac'))
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project.compileReleaseJavaWithJavac.dependsOn 'externalNativeBuildRelease'
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}
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dependencies {
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implementation fileTree(dir: 'libs', include: ['*.jar'])
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testImplementation 'junit:junit:4.12'
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implementation 'com.android.support:appcompat-v7:23.1.1'
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}
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buildscript {
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repositories {
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jcenter()
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google()
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}
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dependencies {
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classpath 'com.android.tools.build:gradle:3.5.0'
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}
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}
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repositories {
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|
jcenter()
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google()
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}
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23
vulkan/android/gradle.properties
Normal file
23
vulkan/android/gradle.properties
Normal file
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@ -0,0 +1,23 @@
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# Project-wide Gradle settings.
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# IDE (e.g. Android Studio) users:
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# Gradle settings configured through the IDE *will override*
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|
# any settings specified in this file.
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|
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|
# For more details on how to configure your build environment visit
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|
# http://www.gradle.org/docs/current/userguide/build_environment.html
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|
# Specifies the JVM arguments used for the daemon process.
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|
# The setting is particularly useful for tweaking memory settings.
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|
# Default value: -Xmx10248m -XX:MaxPermSize=256m
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# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
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|
# When configured, Gradle will run in incubating parallel mode.
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|
# This option should only be used with decoupled projects. More details, visit
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|
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
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# org.gradle.parallel=true
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# gstAndroidRoot can be set to point to the unpacked GStreamer android top-level directory
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# containing each architecture in subdirectories, or else set the GSTREAMER_ROOT_ANDROID
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# environment variable to that location
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# gstAndroidRoot=/path/to/gstreamer/android
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BIN
vulkan/android/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
BIN
vulkan/android/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
Binary file not shown.
6
vulkan/android/gradle/wrapper/gradle-wrapper.properties
vendored
Normal file
6
vulkan/android/gradle/wrapper/gradle-wrapper.properties
vendored
Normal file
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@ -0,0 +1,6 @@
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#Sat Apr 21 19:58:19 WEST 2018
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distributionBase=GRADLE_USER_HOME
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distributionPath=wrapper/dists
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zipStoreBase=GRADLE_USER_HOME
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zipStorePath=wrapper/dists
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|
distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
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160
vulkan/android/gradlew
vendored
Executable file
160
vulkan/android/gradlew
vendored
Executable file
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@ -0,0 +1,160 @@
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|
#!/usr/bin/env bash
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||||||
|
##############################################################################
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|
##
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||||||
|
## Gradle start up script for UN*X
|
||||||
|
##
|
||||||
|
##############################################################################
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||||||
|
|
||||||
|
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
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|
DEFAULT_JVM_OPTS=""
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|
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|
APP_NAME="Gradle"
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APP_BASE_NAME=`basename "$0"`
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|
|
||||||
|
# Use the maximum available, or set MAX_FD != -1 to use that value.
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|
MAX_FD="maximum"
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|
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|
warn ( ) {
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|
echo "$*"
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|
}
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|
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|
die ( ) {
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|
echo
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|
echo "$*"
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|
echo
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|
exit 1
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|
}
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# OS specific support (must be 'true' or 'false').
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|
cygwin=false
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|
msys=false
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|
darwin=false
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|
case "`uname`" in
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|
CYGWIN* )
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|
cygwin=true
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|
;;
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|
Darwin* )
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|
darwin=true
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|
;;
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|
MINGW* )
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|
msys=true
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|
;;
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|
esac
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|
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|
# Attempt to set APP_HOME
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|
# Resolve links: $0 may be a link
|
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|
PRG="$0"
|
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|
# Need this for relative symlinks.
|
||||||
|
while [ -h "$PRG" ] ; do
|
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|
ls=`ls -ld "$PRG"`
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|
link=`expr "$ls" : '.*-> \(.*\)$'`
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|
if expr "$link" : '/.*' > /dev/null; then
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|
PRG="$link"
|
||||||
|
else
|
||||||
|
PRG=`dirname "$PRG"`"/$link"
|
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|
fi
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|
done
|
||||||
|
SAVED="`pwd`"
|
||||||
|
cd "`dirname \"$PRG\"`/" >/dev/null
|
||||||
|
APP_HOME="`pwd -P`"
|
||||||
|
cd "$SAVED" >/dev/null
|
||||||
|
|
||||||
|
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
|
||||||
|
|
||||||
|
# Determine the Java command to use to start the JVM.
|
||||||
|
if [ -n "$JAVA_HOME" ] ; then
|
||||||
|
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
|
||||||
|
# IBM's JDK on AIX uses strange locations for the executables
|
||||||
|
JAVACMD="$JAVA_HOME/jre/sh/java"
|
||||||
|
else
|
||||||
|
JAVACMD="$JAVA_HOME/bin/java"
|
||||||
|
fi
|
||||||
|
if [ ! -x "$JAVACMD" ] ; then
|
||||||
|
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
|
||||||
|
|
||||||
|
Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
location of your Java installation."
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
JAVACMD="java"
|
||||||
|
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||||
|
|
||||||
|
Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
location of your Java installation."
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Increase the maximum file descriptors if we can.
|
||||||
|
if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
|
||||||
|
MAX_FD_LIMIT=`ulimit -H -n`
|
||||||
|
if [ $? -eq 0 ] ; then
|
||||||
|
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
|
||||||
|
MAX_FD="$MAX_FD_LIMIT"
|
||||||
|
fi
|
||||||
|
ulimit -n $MAX_FD
|
||||||
|
if [ $? -ne 0 ] ; then
|
||||||
|
warn "Could not set maximum file descriptor limit: $MAX_FD"
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
# For Darwin, add options to specify how the application appears in the dock
|
||||||
|
if $darwin; then
|
||||||
|
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
|
||||||
|
fi
|
||||||
|
|
||||||
|
# For Cygwin, switch paths to Windows format before running java
|
||||||
|
if $cygwin ; then
|
||||||
|
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
|
||||||
|
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
|
||||||
|
JAVACMD=`cygpath --unix "$JAVACMD"`
|
||||||
|
|
||||||
|
# We build the pattern for arguments to be converted via cygpath
|
||||||
|
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
|
||||||
|
SEP=""
|
||||||
|
for dir in $ROOTDIRSRAW ; do
|
||||||
|
ROOTDIRS="$ROOTDIRS$SEP$dir"
|
||||||
|
SEP="|"
|
||||||
|
done
|
||||||
|
OURCYGPATTERN="(^($ROOTDIRS))"
|
||||||
|
# Add a user-defined pattern to the cygpath arguments
|
||||||
|
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
|
||||||
|
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
|
||||||
|
fi
|
||||||
|
# Now convert the arguments - kludge to limit ourselves to /bin/sh
|
||||||
|
i=0
|
||||||
|
for arg in "$@" ; do
|
||||||
|
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
|
||||||
|
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
|
||||||
|
|
||||||
|
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
|
||||||
|
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
|
||||||
|
else
|
||||||
|
eval `echo args$i`="\"$arg\""
|
||||||
|
fi
|
||||||
|
i=$((i+1))
|
||||||
|
done
|
||||||
|
case $i in
|
||||||
|
(0) set -- ;;
|
||||||
|
(1) set -- "$args0" ;;
|
||||||
|
(2) set -- "$args0" "$args1" ;;
|
||||||
|
(3) set -- "$args0" "$args1" "$args2" ;;
|
||||||
|
(4) set -- "$args0" "$args1" "$args2" "$args3" ;;
|
||||||
|
(5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
|
||||||
|
(6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
|
||||||
|
(7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
|
||||||
|
(8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
|
||||||
|
(9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
|
||||||
|
esac
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
|
||||||
|
function splitJvmOpts() {
|
||||||
|
JVM_OPTS=("$@")
|
||||||
|
}
|
||||||
|
eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
|
||||||
|
JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
|
||||||
|
|
||||||
|
exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"
|
||||||
90
vulkan/android/gradlew.bat
vendored
Normal file
90
vulkan/android/gradlew.bat
vendored
Normal file
|
|
@ -0,0 +1,90 @@
|
||||||
|
@if "%DEBUG%" == "" @echo off
|
||||||
|
@rem ##########################################################################
|
||||||
|
@rem
|
||||||
|
@rem Gradle startup script for Windows
|
||||||
|
@rem
|
||||||
|
@rem ##########################################################################
|
||||||
|
|
||||||
|
@rem Set local scope for the variables with windows NT shell
|
||||||
|
if "%OS%"=="Windows_NT" setlocal
|
||||||
|
|
||||||
|
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||||
|
set DEFAULT_JVM_OPTS=
|
||||||
|
|
||||||
|
set DIRNAME=%~dp0
|
||||||
|
if "%DIRNAME%" == "" set DIRNAME=.
|
||||||
|
set APP_BASE_NAME=%~n0
|
||||||
|
set APP_HOME=%DIRNAME%
|
||||||
|
|
||||||
|
@rem Find java.exe
|
||||||
|
if defined JAVA_HOME goto findJavaFromJavaHome
|
||||||
|
|
||||||
|
set JAVA_EXE=java.exe
|
||||||
|
%JAVA_EXE% -version >NUL 2>&1
|
||||||
|
if "%ERRORLEVEL%" == "0" goto init
|
||||||
|
|
||||||
|
echo.
|
||||||
|
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||||
|
echo.
|
||||||
|
echo Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
echo location of your Java installation.
|
||||||
|
|
||||||
|
goto fail
|
||||||
|
|
||||||
|
:findJavaFromJavaHome
|
||||||
|
set JAVA_HOME=%JAVA_HOME:"=%
|
||||||
|
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
|
||||||
|
|
||||||
|
if exist "%JAVA_EXE%" goto init
|
||||||
|
|
||||||
|
echo.
|
||||||
|
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
|
||||||
|
echo.
|
||||||
|
echo Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
echo location of your Java installation.
|
||||||
|
|
||||||
|
goto fail
|
||||||
|
|
||||||
|
:init
|
||||||
|
@rem Get command-line arguments, handling Windowz variants
|
||||||
|
|
||||||
|
if not "%OS%" == "Windows_NT" goto win9xME_args
|
||||||
|
if "%@eval[2+2]" == "4" goto 4NT_args
|
||||||
|
|
||||||
|
:win9xME_args
|
||||||
|
@rem Slurp the command line arguments.
|
||||||
|
set CMD_LINE_ARGS=
|
||||||
|
set _SKIP=2
|
||||||
|
|
||||||
|
:win9xME_args_slurp
|
||||||
|
if "x%~1" == "x" goto execute
|
||||||
|
|
||||||
|
set CMD_LINE_ARGS=%*
|
||||||
|
goto execute
|
||||||
|
|
||||||
|
:4NT_args
|
||||||
|
@rem Get arguments from the 4NT Shell from JP Software
|
||||||
|
set CMD_LINE_ARGS=%$
|
||||||
|
|
||||||
|
:execute
|
||||||
|
@rem Setup the command line
|
||||||
|
|
||||||
|
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
|
||||||
|
|
||||||
|
@rem Execute Gradle
|
||||||
|
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
|
||||||
|
|
||||||
|
:end
|
||||||
|
@rem End local scope for the variables with windows NT shell
|
||||||
|
if "%ERRORLEVEL%"=="0" goto mainEnd
|
||||||
|
|
||||||
|
:fail
|
||||||
|
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
|
||||||
|
rem the _cmd.exe /c_ return code!
|
||||||
|
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
|
||||||
|
exit /b 1
|
||||||
|
|
||||||
|
:mainEnd
|
||||||
|
if "%OS%"=="Windows_NT" endlocal
|
||||||
|
|
||||||
|
:omega
|
||||||
34
vulkan/android/jni/Android.mk
Normal file
34
vulkan/android/jni/Android.mk
Normal file
|
|
@ -0,0 +1,34 @@
|
||||||
|
LOCAL_PATH := $(call my-dir)
|
||||||
|
|
||||||
|
include $(CLEAR_VARS)
|
||||||
|
|
||||||
|
LOCAL_MODULE := vulkan-1
|
||||||
|
LOCAL_SRC_FILES := vulkan-1.c dummy.cpp
|
||||||
|
LOCAL_SHARED_LIBRARIES := gstreamer_android
|
||||||
|
LOCAL_LDLIBS := -llog -landroid
|
||||||
|
include $(BUILD_SHARED_LIBRARY)
|
||||||
|
|
||||||
|
ifndef GSTREAMER_ROOT_ANDROID
|
||||||
|
$(error GSTREAMER_ROOT_ANDROID is not defined!)
|
||||||
|
endif
|
||||||
|
|
||||||
|
ifeq ($(TARGET_ARCH_ABI),armeabi)
|
||||||
|
GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID)/arm
|
||||||
|
else ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
|
||||||
|
GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID)/armv7
|
||||||
|
else ifeq ($(TARGET_ARCH_ABI),arm64-v8a)
|
||||||
|
GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID)/arm64
|
||||||
|
else ifeq ($(TARGET_ARCH_ABI),x86)
|
||||||
|
GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID)/x86
|
||||||
|
else ifeq ($(TARGET_ARCH_ABI),x86_64)
|
||||||
|
GSTREAMER_ROOT := $(GSTREAMER_ROOT_ANDROID)/x86_64
|
||||||
|
else
|
||||||
|
$(error Target arch ABI not supported: $(TARGET_ARCH_ABI))
|
||||||
|
endif
|
||||||
|
|
||||||
|
GSTREAMER_NDK_BUILD_PATH := $(GSTREAMER_ROOT)/share/gst-android/ndk-build/
|
||||||
|
include $(GSTREAMER_NDK_BUILD_PATH)/plugins.mk
|
||||||
|
GSTREAMER_PLUGINS := $(GSTREAMER_PLUGINS_CORE) $(GSTREAMER_PLUGINS_SYS) $(GSTREAMER_PLUGINS_EFFECTS) vulkan androidmedia
|
||||||
|
GSTREAMER_EXTRA_DEPS := gstreamer-video-1.0 gobject-2.0
|
||||||
|
GSTREAMER_EXTRA_LIBS := -liconv
|
||||||
|
include $(GSTREAMER_NDK_BUILD_PATH)/gstreamer-1.0.mk
|
||||||
2
vulkan/android/jni/Application.mk
Normal file
2
vulkan/android/jni/Application.mk
Normal file
|
|
@ -0,0 +1,2 @@
|
||||||
|
APP_ABI = armeabi armeabi-v7a arm64-v8a x86 x86_64
|
||||||
|
APP_STL = c++_shared
|
||||||
0
vulkan/android/jni/dummy.cpp
Normal file
0
vulkan/android/jni/dummy.cpp
Normal file
403
vulkan/android/jni/vulkan-1.c
Normal file
403
vulkan/android/jni/vulkan-1.c
Normal file
|
|
@ -0,0 +1,403 @@
|
||||||
|
#include <string.h>
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <jni.h>
|
||||||
|
#include <android/log.h>
|
||||||
|
#include <android/native_window.h>
|
||||||
|
#include <android/native_window_jni.h>
|
||||||
|
#include <gst/gst.h>
|
||||||
|
#include <gst/video/video.h>
|
||||||
|
#include <pthread.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
|
||||||
|
|
||||||
|
/* Structure to contain all our information, so we can pass it to callbacks */
|
||||||
|
typedef struct _CustomData
|
||||||
|
{
|
||||||
|
jobject app; /* Application instance, used to call its methods. A global reference is kept. */
|
||||||
|
GstElement *pipeline; /* The running pipeline */
|
||||||
|
GMainContext *context; /* GLib context used to run the main loop */
|
||||||
|
GMainLoop *main_loop; /* GLib main loop */
|
||||||
|
gboolean initialized; /* To avoid informing the UI multiple times about the initialization */
|
||||||
|
GstElement *video_sink; /* The video sink element which receives XOverlay commands */
|
||||||
|
ANativeWindow *native_window; /* The Android native window where video will be rendered */
|
||||||
|
} CustomData;
|
||||||
|
|
||||||
|
/* These global variables cache values which are not changing during execution */
|
||||||
|
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 on_gstreamer_initialized_method_id;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Private methods
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Register this thread with the VM */
|
||||||
|
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;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Unregister this thread from the VM */
|
||||||
|
static void
|
||||||
|
detach_current_thread (void *env)
|
||||||
|
{
|
||||||
|
GST_DEBUG ("Detaching thread %p", g_thread_self ());
|
||||||
|
(*java_vm)->DetachCurrentThread (java_vm);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Retrieve the JNI environment for this thread */
|
||||||
|
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;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Change the content of the UI's TextView */
|
||||||
|
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);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Retrieve errors from the bus and show them on the UI */
|
||||||
|
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);
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_NULL);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Notify UI about pipeline state changes */
|
||||||
|
static void
|
||||||
|
state_changed_cb (GstBus * bus, GstMessage * msg, CustomData * data)
|
||||||
|
{
|
||||||
|
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)) {
|
||||||
|
gchar *message = g_strdup_printf ("State changed to %s",
|
||||||
|
gst_element_state_get_name (new_state));
|
||||||
|
set_ui_message (message, data);
|
||||||
|
g_free (message);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Check if all conditions are met to report GStreamer as initialized.
|
||||||
|
* These conditions will change depending on the application */
|
||||||
|
static void
|
||||||
|
check_initialization_complete (CustomData * data)
|
||||||
|
{
|
||||||
|
JNIEnv *env = get_jni_env ();
|
||||||
|
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);
|
||||||
|
|
||||||
|
/* The main loop is running and we received a native window, inform the sink about it */
|
||||||
|
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (data->video_sink),
|
||||||
|
(guintptr) data->native_window);
|
||||||
|
|
||||||
|
(*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;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Main method for the native code. This is executed on its own thread. */
|
||||||
|
static void *
|
||||||
|
app_function (void *userdata)
|
||||||
|
{
|
||||||
|
JavaVMAttachArgs args;
|
||||||
|
GstBus *bus;
|
||||||
|
CustomData *data = (CustomData *) userdata;
|
||||||
|
GSource *bus_source;
|
||||||
|
GError *error = NULL;
|
||||||
|
|
||||||
|
GST_DEBUG ("Creating pipeline in CustomData at %p", data);
|
||||||
|
|
||||||
|
/* Create our own GLib Main Context and make it the default one */
|
||||||
|
data->context = g_main_context_new ();
|
||||||
|
g_main_context_push_thread_default (data->context);
|
||||||
|
|
||||||
|
/* Build pipeline */
|
||||||
|
data->pipeline =
|
||||||
|
gst_parse_launch
|
||||||
|
("videotestsrc ! warptv ! videoconvert ! vulkanupload ! vulkancolorconvert ! vulkansink",
|
||||||
|
&error);
|
||||||
|
if (error) {
|
||||||
|
gchar *message =
|
||||||
|
g_strdup_printf ("Unable to build pipeline: %s", error->message);
|
||||||
|
g_clear_error (&error);
|
||||||
|
set_ui_message (message, data);
|
||||||
|
g_free (message);
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set the pipeline to READY, so it can already accept a window handle, if we have one */
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_READY);
|
||||||
|
|
||||||
|
data->video_sink =
|
||||||
|
gst_bin_get_by_interface (GST_BIN (data->pipeline),
|
||||||
|
GST_TYPE_VIDEO_OVERLAY);
|
||||||
|
if (!data->video_sink) {
|
||||||
|
GST_ERROR ("Could not retrieve video sink");
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* 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::state-changed",
|
||||||
|
(GCallback) state_changed_cb, data);
|
||||||
|
gst_object_unref (bus);
|
||||||
|
|
||||||
|
/* 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_pop_thread_default (data->context);
|
||||||
|
g_main_context_unref (data->context);
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_NULL);
|
||||||
|
gst_object_unref (data->video_sink);
|
||||||
|
gst_object_unref (data->pipeline);
|
||||||
|
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Java Bindings
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Instruct the native code to create its internal data structure, pipeline and thread */
|
||||||
|
static void
|
||||||
|
gst_native_init (JNIEnv * env, jobject thiz)
|
||||||
|
{
|
||||||
|
CustomData *data = g_new0 (CustomData, 1);
|
||||||
|
SET_CUSTOM_DATA (env, thiz, custom_data_field_id, data);
|
||||||
|
GST_DEBUG_CATEGORY_INIT (debug_category, "vulkan-1", 0, "Android vulkan 1");
|
||||||
|
gst_debug_set_threshold_for_name ("vulkan-1", GST_LEVEL_DEBUG);
|
||||||
|
gst_debug_set_threshold_from_string ("3,*vulkan*:7", FALSE);
|
||||||
|
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);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Quit the main loop, remove the native thread and free resources */
|
||||||
|
static 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");
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set pipeline to PLAYING state */
|
||||||
|
static 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");
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_PLAYING);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Set pipeline to PAUSED state */
|
||||||
|
static 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");
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_PAUSED);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Static class initializer: retrieve method and field IDs */
|
||||||
|
static jboolean
|
||||||
|
gst_native_class_init (JNIEnv * env, jclass klass)
|
||||||
|
{
|
||||||
|
custom_data_field_id =
|
||||||
|
(*env)->GetFieldID (env, klass, "native_custom_data", "J");
|
||||||
|
set_message_method_id =
|
||||||
|
(*env)->GetMethodID (env, klass, "setMessage", "(Ljava/lang/String;)V");
|
||||||
|
on_gstreamer_initialized_method_id =
|
||||||
|
(*env)->GetMethodID (env, klass, "onGStreamerInitialized", "()V");
|
||||||
|
|
||||||
|
if (!custom_data_field_id || !set_message_method_id
|
||||||
|
|| !on_gstreamer_initialized_method_id) {
|
||||||
|
/* We emit this message through the Android log instead of the GStreamer log because the later
|
||||||
|
* has not been initialized yet.
|
||||||
|
*/
|
||||||
|
__android_log_print (ANDROID_LOG_ERROR, "vulkan-1",
|
||||||
|
"The calling class does not implement all necessary interface methods");
|
||||||
|
return JNI_FALSE;
|
||||||
|
}
|
||||||
|
return JNI_TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static 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;
|
||||||
|
ANativeWindow *new_native_window = ANativeWindow_fromSurface (env, surface);
|
||||||
|
GST_DEBUG ("Received surface %p (native window %p)", surface,
|
||||||
|
new_native_window);
|
||||||
|
|
||||||
|
if (data->native_window) {
|
||||||
|
ANativeWindow_release (data->native_window);
|
||||||
|
if (data->native_window == new_native_window) {
|
||||||
|
GST_DEBUG ("New native window is the same as the previous one %p",
|
||||||
|
data->native_window);
|
||||||
|
if (data->video_sink) {
|
||||||
|
gst_video_overlay_expose (GST_VIDEO_OVERLAY (data->video_sink));
|
||||||
|
gst_video_overlay_expose (GST_VIDEO_OVERLAY (data->video_sink));
|
||||||
|
}
|
||||||
|
return;
|
||||||
|
} else {
|
||||||
|
GST_DEBUG ("Released previous native window %p", data->native_window);
|
||||||
|
data->initialized = FALSE;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
data->native_window = new_native_window;
|
||||||
|
|
||||||
|
check_initialization_complete (data);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
gst_native_surface_finalize (JNIEnv * env, jobject thiz)
|
||||||
|
{
|
||||||
|
CustomData *data = GET_CUSTOM_DATA (env, thiz, custom_data_field_id);
|
||||||
|
if (!data)
|
||||||
|
return;
|
||||||
|
GST_DEBUG ("Releasing Native Window %p", data->native_window);
|
||||||
|
|
||||||
|
if (data->video_sink) {
|
||||||
|
gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (data->video_sink),
|
||||||
|
(guintptr) NULL);
|
||||||
|
gst_element_set_state (data->pipeline, GST_STATE_READY);
|
||||||
|
}
|
||||||
|
|
||||||
|
ANativeWindow_release (data->native_window);
|
||||||
|
data->native_window = NULL;
|
||||||
|
data->initialized = FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* List of implemented native methods */
|
||||||
|
static JNINativeMethod native_methods[] = {
|
||||||
|
{"nativeInit", "()V", (void *) gst_native_init},
|
||||||
|
{"nativeFinalize", "()V", (void *) gst_native_finalize},
|
||||||
|
{"nativePlay", "()V", (void *) gst_native_play},
|
||||||
|
{"nativePause", "()V", (void *) gst_native_pause},
|
||||||
|
{"nativeSurfaceInit", "(Ljava/lang/Object;)V",
|
||||||
|
(void *) gst_native_surface_init},
|
||||||
|
{"nativeSurfaceFinalize", "()V", (void *) gst_native_surface_finalize},
|
||||||
|
{"nativeClassInit", "()Z", (void *) gst_native_class_init}
|
||||||
|
};
|
||||||
|
|
||||||
|
/* Library initializer */
|
||||||
|
jint
|
||||||
|
JNI_OnLoad (JavaVM * vm, void *reserved)
|
||||||
|
{
|
||||||
|
JNIEnv *env = NULL;
|
||||||
|
|
||||||
|
java_vm = vm;
|
||||||
|
|
||||||
|
if ((*vm)->GetEnv (vm, (void **) &env, JNI_VERSION_1_4) != JNI_OK) {
|
||||||
|
__android_log_print (ANDROID_LOG_ERROR, "vulkan-1",
|
||||||
|
"Could not retrieve JNIEnv");
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
jclass klass = (*env)->FindClass (env,
|
||||||
|
"org/freedesktop/gstreamer/vulkan/Vulkan1");
|
||||||
|
(*env)->RegisterNatives (env, klass, native_methods,
|
||||||
|
G_N_ELEMENTS (native_methods));
|
||||||
|
|
||||||
|
pthread_key_create (¤t_jni_env, detach_current_thread);
|
||||||
|
|
||||||
|
return JNI_VERSION_1_4;
|
||||||
|
}
|
||||||
45
vulkan/android/res/layout/main.xml
Normal file
45
vulkan/android/res/layout/main.xml
Normal file
|
|
@ -0,0 +1,45 @@
|
||||||
|
<?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:gravity="center_vertical"
|
||||||
|
android:orientation="vertical" >
|
||||||
|
|
||||||
|
<TextView
|
||||||
|
android:id="@+id/textview_message"
|
||||||
|
android:layout_width="match_parent"
|
||||||
|
android:layout_height="wrap_content"
|
||||||
|
android:layout_marginBottom="16dip"
|
||||||
|
android:gravity="center_horizontal" />
|
||||||
|
|
||||||
|
<LinearLayout
|
||||||
|
android:layout_width="match_parent"
|
||||||
|
android:layout_height="wrap_content"
|
||||||
|
android:layout_marginBottom="16dip"
|
||||||
|
android:gravity="center_horizontal"
|
||||||
|
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" />
|
||||||
|
</LinearLayout>
|
||||||
|
|
||||||
|
<org.freedesktop.gstreamer.vulkan.GStreamerSurfaceView
|
||||||
|
android:id="@+id/surface_video"
|
||||||
|
android:layout_width="wrap_content"
|
||||||
|
android:layout_height="wrap_content"
|
||||||
|
android:layout_gravity="center_vertical|center_horizontal" />
|
||||||
|
|
||||||
|
</LinearLayout>
|
||||||
6
vulkan/android/res/values/strings.xml
Normal file
6
vulkan/android/res/values/strings.xml
Normal file
|
|
@ -0,0 +1,6 @@
|
||||||
|
<?xml version="1.0" encoding="utf-8"?>
|
||||||
|
<resources>
|
||||||
|
<string name="app_name">GStreamer Vulkan 1</string>
|
||||||
|
<string name="button_play">Play</string>
|
||||||
|
<string name="button_stop">Stop</string>
|
||||||
|
</resources>
|
||||||
|
|
@ -0,0 +1,85 @@
|
||||||
|
package org.freedesktop.gstreamer.vulkan;
|
||||||
|
|
||||||
|
import android.content.Context;
|
||||||
|
import android.util.AttributeSet;
|
||||||
|
import android.util.Log;
|
||||||
|
import android.view.SurfaceView;
|
||||||
|
import android.view.View;
|
||||||
|
|
||||||
|
// A simple SurfaceView whose width and height can be set from the outside
|
||||||
|
public class GStreamerSurfaceView extends SurfaceView {
|
||||||
|
public int media_width = 320;
|
||||||
|
public int media_height = 240;
|
||||||
|
|
||||||
|
// Mandatory constructors, they do not do much
|
||||||
|
public GStreamerSurfaceView(Context context, AttributeSet attrs,
|
||||||
|
int defStyle) {
|
||||||
|
super(context, attrs, defStyle);
|
||||||
|
}
|
||||||
|
|
||||||
|
public GStreamerSurfaceView(Context context, AttributeSet attrs) {
|
||||||
|
super(context, attrs);
|
||||||
|
}
|
||||||
|
|
||||||
|
public GStreamerSurfaceView (Context context) {
|
||||||
|
super(context);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Called by the layout manager to find out our size and give us some rules.
|
||||||
|
// We will try to maximize our size, and preserve the media's aspect ratio if
|
||||||
|
// we are given the freedom to do so.
|
||||||
|
@Override
|
||||||
|
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
||||||
|
int width = 0, height = 0;
|
||||||
|
int wmode = View.MeasureSpec.getMode(widthMeasureSpec);
|
||||||
|
int hmode = View.MeasureSpec.getMode(heightMeasureSpec);
|
||||||
|
int wsize = View.MeasureSpec.getSize(widthMeasureSpec);
|
||||||
|
int hsize = View.MeasureSpec.getSize(heightMeasureSpec);
|
||||||
|
|
||||||
|
Log.i ("GStreamer", "onMeasure called with " + media_width + "x" + media_height);
|
||||||
|
// Obey width rules
|
||||||
|
switch (wmode) {
|
||||||
|
case View.MeasureSpec.AT_MOST:
|
||||||
|
if (hmode == View.MeasureSpec.EXACTLY) {
|
||||||
|
width = Math.min(hsize * media_width / media_height, wsize);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case View.MeasureSpec.EXACTLY:
|
||||||
|
width = wsize;
|
||||||
|
break;
|
||||||
|
case View.MeasureSpec.UNSPECIFIED:
|
||||||
|
width = media_width;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Obey height rules
|
||||||
|
switch (hmode) {
|
||||||
|
case View.MeasureSpec.AT_MOST:
|
||||||
|
if (wmode == View.MeasureSpec.EXACTLY) {
|
||||||
|
height = Math.min(wsize * media_height / media_width, hsize);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case View.MeasureSpec.EXACTLY:
|
||||||
|
height = hsize;
|
||||||
|
break;
|
||||||
|
case View.MeasureSpec.UNSPECIFIED:
|
||||||
|
height = media_height;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Finally, calculate best size when both axis are free
|
||||||
|
if (hmode == View.MeasureSpec.AT_MOST && wmode == View.MeasureSpec.AT_MOST) {
|
||||||
|
int correct_height = width * media_height / media_width;
|
||||||
|
int correct_width = height * media_width / media_height;
|
||||||
|
|
||||||
|
if (correct_height < height)
|
||||||
|
height = correct_height;
|
||||||
|
else
|
||||||
|
width = correct_width;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Obey minimum size
|
||||||
|
width = Math.max (getSuggestedMinimumWidth(), width);
|
||||||
|
height = Math.max (getSuggestedMinimumHeight(), height);
|
||||||
|
setMeasuredDimension(width, height);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
144
vulkan/android/src/org/freedesktop/gstreamer/vulkan/Vulkan1.java
Normal file
144
vulkan/android/src/org/freedesktop/gstreamer/vulkan/Vulkan1.java
Normal file
|
|
@ -0,0 +1,144 @@
|
||||||
|
package org.freedesktop.gstreamer.vulkan;
|
||||||
|
|
||||||
|
import android.app.Activity;
|
||||||
|
import android.os.Bundle;
|
||||||
|
import android.util.Log;
|
||||||
|
import android.view.SurfaceHolder;
|
||||||
|
import android.view.SurfaceView;
|
||||||
|
import android.view.View;
|
||||||
|
import android.view.View.OnClickListener;
|
||||||
|
import android.widget.ImageButton;
|
||||||
|
import android.widget.TextView;
|
||||||
|
import android.widget.Toast;
|
||||||
|
|
||||||
|
import org.freedesktop.gstreamer.GStreamer;
|
||||||
|
import org.freedesktop.gstreamer.vulkan.vulkan_1.R;
|
||||||
|
|
||||||
|
public class Vulkan1 extends Activity implements SurfaceHolder.Callback {
|
||||||
|
private native void nativeInit(); // Initialize native code, build pipeline, etc
|
||||||
|
private native void nativeFinalize(); // Destroy pipeline and shutdown native code
|
||||||
|
private native void nativePlay(); // Set pipeline to PLAYING
|
||||||
|
private native void nativePause(); // Set pipeline to PAUSED
|
||||||
|
private static native boolean nativeClassInit(); // Initialize native class: cache Method IDs for callbacks
|
||||||
|
private native void nativeSurfaceInit(Object surface);
|
||||||
|
private native void nativeSurfaceFinalize();
|
||||||
|
private long native_custom_data; // Native code will use this to keep private data
|
||||||
|
|
||||||
|
private boolean is_playing_desired; // Whether the user asked to go to PLAYING
|
||||||
|
|
||||||
|
// Called when the activity is first created.
|
||||||
|
@Override
|
||||||
|
public void onCreate(Bundle savedInstanceState)
|
||||||
|
{
|
||||||
|
super.onCreate(savedInstanceState);
|
||||||
|
|
||||||
|
// Initialize GStreamer and warn if it fails
|
||||||
|
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);
|
||||||
|
|
||||||
|
if (savedInstanceState != null) {
|
||||||
|
is_playing_desired = savedInstanceState.getBoolean("playing");
|
||||||
|
Log.i ("GStreamer", "Activity created. Saved state is playing:" + is_playing_desired);
|
||||||
|
} else {
|
||||||
|
is_playing_desired = false;
|
||||||
|
Log.i ("GStreamer", "Activity created. There is no saved state, playing: false");
|
||||||
|
}
|
||||||
|
|
||||||
|
// Start with disabled buttons, until native code is initialized
|
||||||
|
this.findViewById(R.id.button_play).setEnabled(false);
|
||||||
|
this.findViewById(R.id.button_stop).setEnabled(false);
|
||||||
|
|
||||||
|
nativeInit();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void onSaveInstanceState (Bundle outState) {
|
||||||
|
Log.d ("GStreamer", "Saving state, playing:" + is_playing_desired);
|
||||||
|
outState.putBoolean("playing", is_playing_desired);
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void onDestroy() {
|
||||||
|
nativeFinalize();
|
||||||
|
super.onDestroy();
|
||||||
|
}
|
||||||
|
|
||||||
|
// Called from native code. This sets the content of the TextView from the UI thread.
|
||||||
|
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. Native code calls this once it has created its pipeline and
|
||||||
|
// the main loop is running, so it is ready to accept commands.
|
||||||
|
private void onGStreamerInitialized () {
|
||||||
|
Log.i ("GStreamer", "Gst initialized. Restoring state, playing:" + is_playing_desired);
|
||||||
|
// Restore previous playing state
|
||||||
|
if (is_playing_desired) {
|
||||||
|
nativePlay();
|
||||||
|
} else {
|
||||||
|
nativePause();
|
||||||
|
}
|
||||||
|
|
||||||
|
// Re-enable buttons, now that GStreamer is initialized
|
||||||
|
final Activity activity = this;
|
||||||
|
runOnUiThread(new Runnable() {
|
||||||
|
public void run() {
|
||||||
|
activity.findViewById(R.id.button_play).setEnabled(true);
|
||||||
|
activity.findViewById(R.id.button_stop).setEnabled(true);
|
||||||
|
}
|
||||||
|
});
|
||||||
|
}
|
||||||
|
|
||||||
|
static {
|
||||||
|
System.loadLibrary("gstreamer_android");
|
||||||
|
System.loadLibrary("vulkan-1");
|
||||||
|
nativeClassInit();
|
||||||
|
}
|
||||||
|
|
||||||
|
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 ();
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue