mirror of
https://github.com/commons-app/apps-android-commons.git
synced 2025-11-04 08:43:52 +01:00
308 lines
9.3 KiB
C
308 lines
9.3 KiB
C
#include <jni.h>
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#include <gst/gst.h>
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#include <gio/gio.h>
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#include <android/log.h>
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#define CAT_FMT "%s:%d:%s"
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static GstClockTime _priv_gst_info_start_time;
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/* Declaration of static plugins */
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GST_PLUGIN_STATIC_DECLARE(coreelements);
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GST_PLUGIN_STATIC_DECLARE(coreindexers);
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GST_PLUGIN_STATIC_DECLARE(adder);
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GST_PLUGIN_STATIC_DECLARE(app);
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GST_PLUGIN_STATIC_DECLARE(audioconvert);
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GST_PLUGIN_STATIC_DECLARE(audiorate);
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GST_PLUGIN_STATIC_DECLARE(audioresample);
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GST_PLUGIN_STATIC_DECLARE(audiotestsrc);
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GST_PLUGIN_STATIC_DECLARE(ffmpegcolorspace);
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GST_PLUGIN_STATIC_DECLARE(gdp);
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GST_PLUGIN_STATIC_DECLARE(gio);
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GST_PLUGIN_STATIC_DECLARE(pango);
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GST_PLUGIN_STATIC_DECLARE(typefindfunctions);
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GST_PLUGIN_STATIC_DECLARE(videorate);
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GST_PLUGIN_STATIC_DECLARE(videoscale);
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GST_PLUGIN_STATIC_DECLARE(videotestsrc);
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GST_PLUGIN_STATIC_DECLARE(volume);
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GST_PLUGIN_STATIC_DECLARE(autodetect);
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GST_PLUGIN_STATIC_DECLARE(videofilter);
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GST_PLUGIN_STATIC_DECLARE(uridecodebin);
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GST_PLUGIN_STATIC_DECLARE(playback);
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GST_PLUGIN_STATIC_DECLARE(debug);
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GST_PLUGIN_STATIC_DECLARE(audioparsers);
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GST_PLUGIN_STATIC_DECLARE(id3demux);
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GST_PLUGIN_STATIC_DECLARE(isomp4);
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GST_PLUGIN_STATIC_DECLARE(ogg);
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GST_PLUGIN_STATIC_DECLARE(vorbis);
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GST_PLUGIN_STATIC_DECLARE(wavparse);
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GST_PLUGIN_STATIC_DECLARE(amrnb);
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GST_PLUGIN_STATIC_DECLARE(amrwbdec);
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GST_PLUGIN_STATIC_DECLARE(faad);
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GST_PLUGIN_STATIC_DECLARE(mad);
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GST_PLUGIN_STATIC_DECLARE(mpegaudioparse);
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/* Declaration of static gio modules */
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/* Call this function to register static plugins */
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void
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gst_android_register_static_plugins (void)
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{
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GST_PLUGIN_STATIC_REGISTER(coreelements);
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GST_PLUGIN_STATIC_REGISTER(coreindexers);
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GST_PLUGIN_STATIC_REGISTER(adder);
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GST_PLUGIN_STATIC_REGISTER(app);
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GST_PLUGIN_STATIC_REGISTER(audioconvert);
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GST_PLUGIN_STATIC_REGISTER(audiorate);
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GST_PLUGIN_STATIC_REGISTER(audioresample);
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GST_PLUGIN_STATIC_REGISTER(audiotestsrc);
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GST_PLUGIN_STATIC_REGISTER(ffmpegcolorspace);
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GST_PLUGIN_STATIC_REGISTER(gdp);
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GST_PLUGIN_STATIC_REGISTER(gio);
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GST_PLUGIN_STATIC_REGISTER(pango);
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GST_PLUGIN_STATIC_REGISTER(typefindfunctions);
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GST_PLUGIN_STATIC_REGISTER(videorate);
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GST_PLUGIN_STATIC_REGISTER(videoscale);
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GST_PLUGIN_STATIC_REGISTER(videotestsrc);
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GST_PLUGIN_STATIC_REGISTER(volume);
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GST_PLUGIN_STATIC_REGISTER(autodetect);
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GST_PLUGIN_STATIC_REGISTER(videofilter);
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GST_PLUGIN_STATIC_REGISTER(uridecodebin);
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GST_PLUGIN_STATIC_REGISTER(playback);
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GST_PLUGIN_STATIC_REGISTER(debug);
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GST_PLUGIN_STATIC_REGISTER(audioparsers);
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GST_PLUGIN_STATIC_REGISTER(id3demux);
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GST_PLUGIN_STATIC_REGISTER(isomp4);
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GST_PLUGIN_STATIC_REGISTER(ogg);
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GST_PLUGIN_STATIC_REGISTER(vorbis);
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GST_PLUGIN_STATIC_REGISTER(wavparse);
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GST_PLUGIN_STATIC_REGISTER(amrnb);
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GST_PLUGIN_STATIC_REGISTER(amrwbdec);
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GST_PLUGIN_STATIC_REGISTER(faad);
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GST_PLUGIN_STATIC_REGISTER(mad);
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GST_PLUGIN_STATIC_REGISTER(mpegaudioparse);
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}
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/* Call this function to load GIO modules */
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void
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gst_android_load_gio_modules (void)
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{
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}
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void
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gst_debug_logcat (GstDebugCategory * category, GstDebugLevel level,
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const gchar * file, const gchar * function, gint line,
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GObject * object, GstDebugMessage * message, gpointer unused)
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{
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GstClockTime elapsed;
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gint android_log_level;
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gchar *tag;
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if (level > gst_debug_category_get_threshold (category))
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return;
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elapsed = GST_CLOCK_DIFF (_priv_gst_info_start_time,
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gst_util_get_timestamp ());
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switch (level) {
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case GST_LEVEL_ERROR:
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android_log_level = ANDROID_LOG_ERROR;
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break;
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case GST_LEVEL_WARNING:
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android_log_level = ANDROID_LOG_WARN;
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break;
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case GST_LEVEL_INFO:
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android_log_level = ANDROID_LOG_INFO;
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break;
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case GST_LEVEL_DEBUG:
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android_log_level = ANDROID_LOG_DEBUG;
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break;
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default:
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android_log_level = ANDROID_LOG_VERBOSE;
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break;
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}
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tag = g_strdup_printf ("GStreamer+%s",
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gst_debug_category_get_name (category));
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__android_log_print (android_log_level, tag,
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"%" GST_TIME_FORMAT " " CAT_FMT " %s\n", GST_TIME_ARGS (elapsed),
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file, line, function, gst_debug_message_get (message));
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g_free (tag);
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}
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static gboolean
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get_application_dirs (JNIEnv * env, jobject context, gchar ** cache_dir,
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gchar ** files_dir)
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{
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jclass context_class;
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jmethodID get_cache_dir_id, get_files_dir_id;
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jclass file_class;
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jmethodID get_absolute_path_id;
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jobject dir;
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jstring abs_path;
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const gchar *abs_path_str;
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*cache_dir = *files_dir = NULL;
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context_class = (*env)->GetObjectClass (env, context);
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if (!context_class) {
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return FALSE;
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}
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get_cache_dir_id =
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(*env)->GetMethodID (env, context_class, "getCacheDir",
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"()Ljava/io/File;");
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get_files_dir_id =
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(*env)->GetMethodID (env, context_class, "getFilesDir",
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"()Ljava/io/File;");
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if (!get_cache_dir_id || !get_files_dir_id) {
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return FALSE;
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}
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file_class = (*env)->FindClass (env, "java/io/File");
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get_absolute_path_id =
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(*env)->GetMethodID (env, file_class, "getAbsolutePath",
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"()Ljava/lang/String;");
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if (!get_absolute_path_id) {
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return FALSE;
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}
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dir = (*env)->CallObjectMethod (env, context, get_cache_dir_id);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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if (dir) {
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abs_path = (*env)->CallObjectMethod (env, dir, get_absolute_path_id);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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abs_path_str = (*env)->GetStringUTFChars (env, abs_path, NULL);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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*cache_dir = abs_path ? g_strdup (abs_path_str) : NULL;
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(*env)->ReleaseStringUTFChars (env, abs_path, abs_path_str);
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(*env)->DeleteLocalRef (env, abs_path);
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(*env)->DeleteLocalRef (env, dir);
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}
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dir = (*env)->CallObjectMethod (env, context, get_files_dir_id);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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if (dir) {
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abs_path = (*env)->CallObjectMethod (env, dir, get_absolute_path_id);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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abs_path_str = (*env)->GetStringUTFChars (env, abs_path, NULL);
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if ((*env)->ExceptionCheck (env)) {
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return FALSE;
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}
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*files_dir = files_dir ? g_strdup (abs_path_str) : NULL;
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(*env)->ReleaseStringUTFChars (env, abs_path, abs_path_str);
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(*env)->DeleteLocalRef (env, abs_path);
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(*env)->DeleteLocalRef (env, dir);
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}
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(*env)->DeleteLocalRef (env, file_class);
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(*env)->DeleteLocalRef (env, context_class);
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return TRUE;
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}
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static void
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gst_android_init (JNIEnv * env, jclass klass, jobject context)
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{
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gchar *cache_dir;
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gchar *files_dir;
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gchar *registry;
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GError *error = NULL;
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if (gst_is_initialized ()) {
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__android_log_print (ANDROID_LOG_INFO, "GStreamer",
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"GStreamer already initialized");
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return;
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}
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if (!get_application_dirs (env, context, &cache_dir, &files_dir))
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return;
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if (cache_dir) {
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g_setenv ("TMP", cache_dir, TRUE);
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g_setenv ("TMPDIR", cache_dir, TRUE);
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g_setenv ("XDG_RUNTIME_DIR", cache_dir, TRUE);
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g_setenv ("XDG_CACHE_DIR", cache_dir, TRUE);
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registry = g_build_filename (cache_dir, "registry.bin", NULL);
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g_setenv ("GST_REGISTRY", registry, TRUE);
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g_free (registry);
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g_setenv ("GST_REUSE_PLUGIN_SCANNER", "no", TRUE);
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/* FIXME: Should probably also set GST_PLUGIN_SCANNER and GST_PLUGIN_SYSTEM_PATH */
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}
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if (files_dir) {
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g_setenv ("HOME", files_dir, TRUE);
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g_setenv ("XDG_DATA_DIRS", files_dir, TRUE);
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g_setenv ("XDG_CONFIG_DIRS", files_dir, TRUE);
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}
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g_free (cache_dir);
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g_free (files_dir);
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/* Disable this for releases if performance is important
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* or increase the threshold to get more information */
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gst_debug_set_active (TRUE);
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gst_debug_set_default_threshold (GST_LEVEL_WARNING);
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gst_debug_remove_log_function (gst_debug_log_default);
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gst_debug_add_log_function ((GstLogFunction) gst_debug_logcat, NULL);
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/* get time we started for debugging messages */
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_priv_gst_info_start_time = gst_util_get_timestamp ();
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if (!gst_init_check (NULL, NULL, &error)) {
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gchar *message = g_strdup_printf ("GStreamer initialization failed: %s",
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error && error->message ? error->message : "(no message)");
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jclass exception_class = (*env)->FindClass (env, "java/lang/Exception");
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__android_log_print (ANDROID_LOG_ERROR, "GStreamer", message);
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(*env)->ThrowNew (env, exception_class, message);
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g_free (message);
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return;
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}
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gst_android_register_static_plugins ();
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gst_android_load_gio_modules();
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__android_log_print (ANDROID_LOG_INFO, "GStreamer",
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"GStreamer initialization complete");
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}
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static JNINativeMethod native_methods[] = {
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{"init", "(Landroid/content/Context;)V", (void *) gst_android_init}
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};
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jint
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JNI_OnLoad (JavaVM * vm, void *reserved)
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{
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JNIEnv *env = NULL;
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if ((*vm)->GetEnv (vm, (void **) &env, JNI_VERSION_1_4) != JNI_OK) {
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__android_log_print (ANDROID_LOG_ERROR, "GStreamer",
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"Could not retrieve JNIEnv");
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return 0;
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}
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jclass klass = (*env)->FindClass (env, "com/gst_sdk/GStreamer");
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if (!klass) {
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__android_log_print (ANDROID_LOG_ERROR, "GStreamer",
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"Could not retrieve class com.gst_sdk.GStreamer");
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return 0;
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}
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if ((*env)->RegisterNatives (env, klass, native_methods,
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G_N_ELEMENTS (native_methods))) {
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__android_log_print (ANDROID_LOG_ERROR, "GStreamer",
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"Could not register native methods for com.gst_sdk_GStreamer");
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return 0;
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}
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return JNI_VERSION_1_4;
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}
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