Add support to configure and clear buffers on channel switch.

ChangeLog

@@ -1,5 +1,10 @@
+User Dr. Seltsam
+Date: Tue Nov  5 16:46:34 CET 2013
+
+    Add support to configure and clear buffers on channel switch.
+
 User johns
-Date:
+Date: Tue Oct  8 10:18:04 CET 2013
 
     CLOCK_REALTIME -> CLOCK_MONOTONIC to allow time changes.
     Add function VideoStreamOpen and always use VideoStreamClose.

po/de_DE.po

@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: VDR \n"
 "Report-Msgid-Bugs-To: <see README>\n"
-"POT-Creation-Date: 2013-08-03 17:21+0200\n"
+"POT-Creation-Date: 2013-10-06 22:20+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -510,6 +510,9 @@ msgstr "Sanftanlauf A/V Sync"
 msgid "Black during channel switch"
 msgstr "Schwarz während Kanalwechsel"
 
+msgid "Clear decoder on channel switch"
+msgstr "Decoder bei Kanalwechsel leeren"
+
 msgid "Brightness (-1000..1000) (vdpau)"
 msgstr "Helligkeit (-1000..1000) (vdpau)"
 

softhddev.c

@@ -83,6 +83,7 @@ static char VdpauDecoder = 1;		///< vdpau decoder used
 #endif
 
 extern int ConfigAudioBufferTime;	///< config size ms of audio buffer
+extern int ConfigVideoClearOnSwitch;	//<  clear decoder on channel switch
 char ConfigStartX11Server;		///< flag start the x11 server
 static char ConfigStartSuspended;	///< flag to start in suspend mode
 static char ConfigFullscreen;		///< fullscreen modus
@@ -2465,10 +2466,12 @@ uint8_t *GrabImage(int *size, int jpeg, int quality, int width, int height)
 */
 int SetPlayMode(int play_mode)
 {
-    VideoDisplayWakeup();
+    switch (play_mode) {
-    // tell video parser we have new stream
+	case 0:			// audio/video from decoder
+	    // tell video parser we get new stream
 	    if (MyVideoStream->Decoder && !MyVideoStream->SkipStream) {
-	if (MyVideoStream->ClearClose) {	// replay clear buffers on close
+		// clear buffers on close configured always or replay only
+		if (ConfigVideoClearOnSwitch || MyVideoStream->ClearClose) {
 		    Clear();		// flush all buffers
 		    MyVideoStream->ClearClose = 0;
 		}
@@ -2488,22 +2491,22 @@ int SetPlayMode(int play_mode)
 		    NewAudioStream = 1;
 		}
 	    }
-    switch (play_mode) {
+	    break;
-	case 0:			// nothing
 	case 1:			// audio/video from player
+	    VideoDisplayWakeup();
+	    Play();
 	    break;
-	case 2:			// audio only
+	case 2:			// audio only from player, video from decoder
+	case 3:			// audio only from player, no video (black screen)
 	    Debug(3, "softhddev: FIXME: audio only, silence video errors\n");
+	    VideoDisplayWakeup();
+	    Play();
 	    break;
-	case 3:			// audio only, black screen
+	case 4:			// video only from player, audio from decoder
-	    Debug(3, "softhddev: FIXME: audio only, silence video errors\n");
+	    VideoDisplayWakeup();
-	    break;
+	    Play();
-	case 4:			// video only
 	    break;
     }
-
-    Play();
-
     return 1;
 }
 

softhddevice.cpp

@@ -91,6 +91,7 @@ static char ConfigVideoStudioLevels;	///< config use studio levels
 static char ConfigVideo60HzMode;	///< config use 60Hz display mode
 static char ConfigVideoSoftStartSync;	///< config use softstart sync
 static char ConfigVideoBlackPicture;	///< config enable black picture mode
+char ConfigVideoClearOnSwitch;		///< config enable Clear on channel switch
 
 static int ConfigVideoBrightness;	///< config video brightness
 static int ConfigVideoContrast = 1000;	///< config video contrast
@@ -595,6 +596,7 @@ class cMenuSetupSoft:public cMenuSetupPage
     int _60HzMode;
     int SoftStartSync;
     int BlackPicture;
+    int ClearOnSwitch;
 
     int Brightness;
     int Contrast;
@@ -785,6 +787,8 @@ void cMenuSetupSoft::Create(void)
 		trVDR("no"), trVDR("yes")));
 	Add(new cMenuEditBoolItem(tr("Black during channel switch"),
 		&BlackPicture, trVDR("no"), trVDR("yes")));
+	Add(new cMenuEditBoolItem(tr("Clear decoder on channel switch"),
+		&ClearOnSwitch, trVDR("no"), trVDR("yes")));
 
 	Add(new cMenuEditIntItem(tr("Brightness (-1000..1000) (vdpau)"),
 		&Brightness, -1000, 1000, tr("min"), tr("max")));
@@ -1010,6 +1014,7 @@ cMenuSetupSoft::cMenuSetupSoft(void)
     _60HzMode = ConfigVideo60HzMode;
     SoftStartSync = ConfigVideoSoftStartSync;
     BlackPicture = ConfigVideoBlackPicture;
+    ClearOnSwitch = ConfigVideoClearOnSwitch;
 
     Brightness = ConfigVideoBrightness;
     Contrast = ConfigVideoContrast;
@@ -1133,6 +1138,7 @@ void cMenuSetupSoft::Store(void)
     VideoSetSoftStartSync(ConfigVideoSoftStartSync);
     SetupStore("BlackPicture", ConfigVideoBlackPicture = BlackPicture);
     VideoSetBlackPicture(ConfigVideoBlackPicture);
+    SetupStore("ClearOnSwitch", ConfigVideoClearOnSwitch = ClearOnSwitch);
 
     SetupStore("Brightness", ConfigVideoBrightness = Brightness);
     VideoSetBrightness(ConfigVideoBrightness);
@@ -2852,6 +2858,10 @@ bool cPluginSoftHdDevice::SetupParse(const char *name, const char *value)
 	VideoSetBlackPicture(ConfigVideoBlackPicture = atoi(value));
 	return true;
     }
+    if (!strcasecmp(name, "ClearOnSwitch")) {
+	ConfigVideoClearOnSwitch = atoi(value);
+	return true;
+    }
     if (!strcasecmp(name, "Brightness")) {
 	VideoSetBrightness(ConfigVideoBrightness = atoi(value));
 	return true;