diff options
Diffstat (limited to 'src/jogl/classes/com')
-rw-r--r-- | src/jogl/classes/com/jogamp/opengl/av/GLMediaEventListener.java | 17 | ||||
-rw-r--r-- | src/jogl/classes/com/jogamp/opengl/av/GLMediaPlayer.java | 60 |
2 files changed, 49 insertions, 28 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/av/GLMediaEventListener.java b/src/jogl/classes/com/jogamp/opengl/av/GLMediaEventListener.java index a02c8a362..9887a417c 100644 --- a/src/jogl/classes/com/jogamp/opengl/av/GLMediaEventListener.java +++ b/src/jogl/classes/com/jogamp/opengl/av/GLMediaEventListener.java @@ -1,7 +1,7 @@ package com.jogamp.opengl.av; -import com.jogamp.opengl.av.GLMediaPlayer.TextureFrame; +import javax.media.opengl.GL; public interface GLMediaEventListener { @@ -10,8 +10,19 @@ public interface GLMediaEventListener { static final int EVENT_CHANGE_BPS = 1<<2; static final int EVENT_CHANGE_LENGTH = 1<<3; - public void attributesChanges(GLMediaPlayer mp, int event_mask); - public void newFrameAvailable(GLMediaPlayer mp, TextureFrame frame); + /** + * @param mp the event source + * @param event_mask the changes attributes + * @param when system time in msec. + */ + public void attributesChanges(GLMediaPlayer mp, int event_mask, long when); + + /** + * Signaling listeners that {@link GLMediaPlayer#getNextTexture(GL, boolean)} is able to deliver a new frame. + * @param mp the event source + * @param when system time in msec. + **/ + public void newFrameAvailable(GLMediaPlayer mp, long when); } diff --git a/src/jogl/classes/com/jogamp/opengl/av/GLMediaPlayer.java b/src/jogl/classes/com/jogamp/opengl/av/GLMediaPlayer.java index e5f69b6de..b3827d520 100644 --- a/src/jogl/classes/com/jogamp/opengl/av/GLMediaPlayer.java +++ b/src/jogl/classes/com/jogamp/opengl/av/GLMediaPlayer.java @@ -36,24 +36,24 @@ import javax.media.opengl.GLException; import jogamp.opengl.Debug; import com.jogamp.opengl.util.texture.Texture; +import com.jogamp.opengl.util.texture.TextureCoords; /** * Lifecycle of an GLMediaPlayer: * <table border="1"> - * <tr><th>action</th> <th>state before</th> <th>state after</th></tr> - * <tr><td>{@link #initStream(URLConnection)}</td> <td>UninitializedStream</td> <td>UninitializedGL</td></tr> - * <tr><td>{@link #initGL(GL)}</td> <td>UninitializedGL</td> <td>Stopped</td></tr> - * <tr><td>{@link #start()}</td> <td>Stopped, Paused</td> <td>Playing</td></tr> - * <tr><td>{@link #stop()}</td> <td>Playing, Paused</td> <td>Stopped</td></tr> - * <tr><td>{@link #pause()}</td> <td>Playing</td> <td>Paused</td></tr> - * <tr><td>{@link #destroy(GL)}</td> <td>ANY</td> <td>UninitializedStream</td></tr> + * <tr><th>action</th> <th>state before</th> <th>state after</th></tr> + * <tr><td>{@link #initGLStream(GL, URLConnection)}</td> <td>Uninitialized</td> <td>Stopped</td></tr> + * <tr><td>{@link #start()}</td> <td>Stopped, Paused</td> <td>Playing</td></tr> + * <tr><td>{@link #stop()}</td> <td>Playing, Paused</td> <td>Stopped</td></tr> + * <tr><td>{@link #pause()}</td> <td>Playing</td> <td>Paused</td></tr> + * <tr><td>{@link #destroy(GL)}</td> <td>ANY</td> <td>Uninitialized</td></tr> * </table> */ public interface GLMediaPlayer { public static final boolean DEBUG = Debug.debug("GLMediaPlayer"); public enum State { - UninitializedStream(0), UninitializedGL(1), Stopped(2), Playing(3), Paused(4); + Uninitialized(0), Stopped(1), Playing(2), Paused(3); public final int id; @@ -83,6 +83,10 @@ public interface GLMediaPlayer { public int getTextureTarget(); + /** Defaults to 0 */ + public void setTextureUnit(int u); + public int getTextureUnit(); + /** Sets the texture min-mag filter, defaults to {@link GL#GL_NEAREST}. */ public void setTextureMinMagFilter(int[] minMagFilter); public int[] getTextureMinMagFilter(); @@ -92,24 +96,20 @@ public interface GLMediaPlayer { public int[] getTextureWrapST(); /** - * Sets the stream to be used. Initializes all stream related states. + * Sets the stream to be used. Initializes all stream related states inclusive OpenGL ones, + * if <code>gl</code> is not null. * <p> - * UninitializedStream -> UninitializedGL + * Uninitialized -> Stopped * </p> + * @param gl current GL object. If null, no video output and textures will be available. + * @param urlConn the stream connection + * @return the new state + * + * @throws IllegalStateException if not invoked in state Uninitialized * @throws IOException in case of difficulties to open or process the stream - * @throws IllegalStateException if not invoked in state UninitializedStream - */ - public State initStream(URLConnection urlConn) throws IllegalStateException, IOException; - - /** - * Initializes all GL related resources. - * <p> - * UninitializedGL -> Stopped - * </p> * @throws GLException in case of difficulties to initialize the GL resources - * @throws IllegalStateException if not invoked in state UninitializedGL */ - public State initGL(GL gl) throws IllegalStateException, GLException; + public State initGLStream(GL gl, URLConnection urlConn) throws IllegalStateException, GLException, IOException; /** * Releases the GL and stream resources. @@ -157,17 +157,27 @@ public interface GLMediaPlayer { public long seek(long msec); /** - * @return the last updated texture. Not blocking. + * @return the last updated texture. Maybe <code>null</code> in case no last frame is available. + * Not blocking. */ public TextureFrame getLastTexture(); /** - * @return the next texture, which should be rendered. May block, depending on implementation. + * Returns the next texture to be rendered. + * <p> + * Implementation shall block until next frame is available if <code>blocking</code> is <code>true</code>, + * otherwise it shall return the last frame in case a new frame is not available. + * </p> + * <p> + * Shall return <code>null</code> in case <i>no</i> frame is available. + * </p> * * @see #addEventListener(GLMediaEventListener) - * @see GLMediaEventListener#newFrameAvailable(GLMediaPlayer, TextureFrame) + * @see GLMediaEventListener#newFrameAvailable(GLMediaPlayer, long) */ - public TextureFrame getNextTexture(); + public TextureFrame getNextTexture(GL gl, boolean blocking); + + public TextureCoords getTextureCoords(); public URLConnection getURLConnection(); |