Release Version 0.4.0.

Instant update deinterlace/... configuration changes.

ChangeLog

@@ -1,4 +1,31 @@
 User johns
+Date: Sat Jan 21 15:49:16 CET 2012
+
+    Release Version 0.4.0
+    VDPAU: Add grab image support.
+    VDPAU: Add auto-crop support.
+    VDPAU: Changed OSD alpha calculation.
+    Fix bug: Used VideoSharpen for denoise settings.
+    Instant update deinterlace/... configuration changes.
+    Fix bug: AudioExit called without AudioInit crash.
+
+Date: Thu Jan 19 15:58:40 CET 2012
+
+    Release Version 0.3.5
+    OSD improvements:
+    Use OSD size equal to video window.
+    Update only dirty area(s) of OSD.
+    Show/mix only used area of OSD.
+    Fix bug: vpdau use previous resolution for deint, ...
+    Fix software deinterlace with VA-API.
+    Fix bug: transposed digits 567 should be 576.
+    Audio module cleanup:
+    Alsa + OSS can be included/build at the same time.
+    Alsa or OSS can be runtime selected with -a.
+    Add audio thread support to OSS module.
+    Add polled audio support to alsa module.
+    Removed some debug source code.
+
 Date: Sun Jan 15 16:56:04 CET 2012
 
     Release Version 0.3.1

Makefile

@@ -14,6 +14,7 @@ PLUGIN = softhddevice
 ### The version number of this plugin (taken from the main source file):
 
 VERSION = $(shell grep 'static const char \*const VERSION *=' $(PLUGIN).cpp | awk '{ print $$7 }' | sed -e 's/[";]//g')
+GIT_REV = $(shell git describe --always 2>/dev/null)
 
 ### Configuration (edit this for your needs)
 
@@ -22,7 +23,7 @@ CONFIG := #-DDEBUG
 CONFIG += $(shell pkg-config --exists vdpau && echo "-DUSE_VDPAU")
 CONFIG += $(shell pkg-config --exists libva && echo "-DUSE_VAAPI")
 CONFIG += $(shell pkg-config --exists alsa && echo "-DUSE_ALSA")
-#CONFIG += -DUSE_OSS
+CONFIG += -DUSE_OSS
 
 ### The C++ compiler and options:
 
@@ -59,7 +60,8 @@ PACKAGE = vdr-$(ARCHIVE)
 
 INCLUDES += -I$(VDRDIR)/include
 
-DEFINES += $(CONFIG) -D_GNU_SOURCE -DPLUGIN_NAME_I18N='"$(PLUGIN)"'
+DEFINES += $(CONFIG) -D_GNU_SOURCE -DPLUGIN_NAME_I18N='"$(PLUGIN)"' \
+	$(if $(GIT_REV), -DGIT_REV='"$(GIT_REV)"')
 
 _CFLAGS = $(DEFINES) $(INCLUDES) \
 	$(shell pkg-config --cflags libavcodec libavformat) \

README.txt

@@ -24,17 +24,20 @@ A software and GPU emulated HD output device plugin for VDR.
     o Video CPU/VA-API
     o Video VDPAU/VDPAU
     o Video CPU/VDPAU
+    o Audio FFMpeg/Alsa/Analog
+    o Audio FFMpeg/Alsa/Digital
+    o Audio FFMpeg/OSS/Analog
+    o HDMI/SPDIF Passthrough
+    o VA-API bob software deinterlace
+    o Auto-crop
+
     o planned: Video VA-API/Opengl
     o planned: Video VDPAU/Opengl
     o planned: Video CPU/Xv
     o planned: Video CPU/Opengl
-    o planned: Software Deinterlacer
+    o planned: Improved Software Deinterlacer (yadif or/and ffmpeg filters)
     o planned: Video XvBA/XvBA
-    o Audio FFMpeg/Alsa/Analog
-    o Audio FFMpeg/Alsa/Digital
-    o Audio FFMpeg/OSS/Analog
-    o Alsa HDMI/SPDIF Passthrough
-    o planned: OSS HDMI/SPDIF Passthrough
+    o planned: atmo light support
 
 To compile you must have the 'requires' installed.
 
@@ -61,7 +64,7 @@ Install:
 	    http://projects.vdr-developer.org/projects/plg-softhddevice/files
 
 	tar vxf vdr-softhddevice-*.tar.bz2
-	cd vdr-softhddevice
+	cd softhddevice-*
 	make VDRDIR=<path-to-your-vdr-files> LIBDIR=.
 
 	You can edit Makefile to enable/disable VDPAU / VA-API / Alsa / OSS
@@ -125,6 +128,14 @@ Setup: /etc/vdr/setup.conf
 	softhddevice.AudioPassthrough = 0
 	0 = none, 1 = AC-3
 
+	softhddevice.AutoCrop.Interval = 0
+	0 disables auto-crop
+	n each 'n' frames auto-crop is checked.
+
+	softhddevice.AutoCrop.Delay = 0
+	if auto-crop is over after 'n' intervals the same, the cropping is
+	used.
+
 Setup: /etc/vdr/remote.conf
 ------
 
@@ -146,6 +157,15 @@ Commandline:
 
 	Use vdr -h to see the command line arguments support by the plugin.
 
+    -a audio_device
+
+	Selects audio output module and device.
+	""		to disable audio output
+	/...		to use oss audio module (if compiled with oss
+			support)
+	other		to use alsa audio module (if compiled with alsa
+			support)
+
 Running:
 --------
 

Todo

@@ -19,35 +19,41 @@ GNU Affero General Public License for more details.
 $Id: $
 
 missing:
-    software deinterlace
-    auto crop
+    software deinterlace (yadif, ...)
+    software decoder with software deinterlace
     zoom/fit-zoom 4:3 (SetVideoDisplayFormat, SetVideoFormat?)
     ITU BT601, ITU BT709 (HD), RGB studio levels (16-235)?
     suspend output / energie saver: stop audio, stop video, configurable
     Option deinterlace off / deinterlace force!
-    Make output drivers better moduluar.
+    Make output drivers better modular (under construction).
+
+video:
+    subtitle not cleared
+    subtitle could be asyncron
+    reduce warnings after channel switch
 
 vdpau:
-    1080i with temporal spatial and level 1 scaling too slow with my GT 520
-    1080i with temporal spatial too slow with my GT 520 on some channels
-    SkipChromaDeinterlace improves performance
-    Improve OSD handling, show only what is used. Big OSD costs performance
-    VdpPreemptionCallback handling
+    VdpPreemptionCallback handling (under construction)
     hard channel switch
     suspendoutput didn't show logo or black picture.
 
 libva:
     hard channel switch
     yaepghd (VaapiSetOutputPosition) support
+    can associate ony displayed part of osd
+    auto crop for va-api
+    grab image for va-api
+
+libva: branch vaapi-ext
+    add support for vaapi-ext
 
 libva-intel-driver:
     intel still has hangups most with 1080i
-    1080i does no v-sync (workaround written)
-    osd has sometimes wrong size (workaround written)
+    1080i does no v-sync (workaround written, fixed with vaapi-ext)
+    OSD has sometimes wrong size (workaround written)
 
 libva-vdpau-driver:
-    G210 osd update too slow (needs hardware problem workaround)
-    OSD update is too slow
+    G210/GT520 OSD update too slow (needs hardware problem workaround)
     hangup on exit (VaapiDelDecoder -> VaapiCleanup
 	-> vaDestroyContext -> pthread_rwlock_wrlock)
 
@@ -56,21 +62,18 @@ libva-xvba-driver:
 x11:
     disable screensaver
 
-audio/alsa:
-    done? video/audio asyncron
-    random crashes in av_parser_parse2, when switching channels
-    sometimes alsa hangs
-    fixed? snd_pcm_state: Assertion `pcm' failed. while switching channels
-    (thread problem)
+audio:
+    write TS -> PES parser, which feeds audio before the next start packet
+    CodecAudioOpen can fail "can't open audio codec" and does Fatal exit.
+    Combine alsa+oss ringbuffer code.
+    Make alsa thread/polled and oss thread/polled output module runtime
+    selectable.
 
+audio/alsa:
     better downmix of >2 channels on 2 channel hardware
     remix support of unsupported sample rates
     libav supports only resample of mono to 2 channels
     ffmpeg didn't support resample of 5 to 2 channels
-    CodecAudioOpen can fail "can't open audio codec" and does Fatal exit.
-
-audio:
-    write TS -> PES parser, which feeds audio before the next start packet
 
 audio/oss:
     alsa oss emulation mixer "pcm" not working
@@ -80,6 +83,7 @@ HDMI/SPDIF Passthrough:
     only AC-3 written
     Channels are wrong setup, if changing setting during operation.
     split pcm and ac-3 out into two devices
+    support oss pass-through
 
 playback of recording
     pause is not reset, when replay exit
@@ -92,7 +96,10 @@ setup:
     Setup 4:3 zoom type
     Some setup parameters are not used until restart.
 	Can a notice be added to the setup menu?
-    576i, 720p, fake 1080i, 1080i
+
+unsorted:
+    Menu -> Setup -> Plugins -> skingenigmang -> General
+	-> Try 8bpp single area: no, has missing parts.
 
 future features (not planed for 1.0 - 1.5)
 
@@ -102,5 +109,7 @@ future features (not planed for 1.0 - 1.5)
     software decoder for xv / opengl
     atmolight support
     multistream handling
+    pip support
+    grab image with jpeg
 
     upmix stereo to AC-3

audio.c

@@ -35,21 +35,19 @@
 ///
 ///
 ///	@todo FIXME: there can be problems with little/big endian.
-///	@todo FIXME: can combine oss and alsa ring buffer
+///	@todo FIXME: can combine OSS and alsa ring buffer
 ///
 
-#ifdef USE_ALSA				// only with alsa supported
-#define USE_AUDIO_THREAD		///< use thread for audio playback
-#endif
 //#define USE_ALSA			///< enable alsa support
-//#define USE_OSS			///< enable oss support
-#define noSEARCH_HDMI_BUG
-#define noSEARCH_HDMI_BUG2
+//#define USE_OSS			///< enable OSS support
+#define USE_AUDIO_THREAD		///< use thread for audio playback
+#define noUSE_AUDIORING			///< new audio ring code (incomplete)
 
 #include <stdio.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <inttypes.h>
+#include <string.h>
 
 #include <libintl.h>
 #define _(str) gettext(str)		///< gettext shortcut
@@ -73,10 +71,10 @@
 #    error "No valid SNDCTL_DSP_HALT_OUTPUT found."
 #  endif
 #endif
+#include <poll.h>
 #include <unistd.h>
 #include <fcntl.h>
 #include <errno.h>
-#include <string.h>
 #endif
 
 #ifdef USE_AUDIO_THREAD
@@ -96,13 +94,42 @@
 #include "misc.h"
 #include "audio.h"
 
+//----------------------------------------------------------------------------
+//	Declarations
+//----------------------------------------------------------------------------
+
+/**
+**	Audio output module structure and typedef.
+*/
+typedef struct _audio_module_
+{
+    const char *Name;			///< audio output module name
+
+    void (*Thread) (void);		///< module thread handler
+    void (*Enqueue) (const void *, int);	///< enqueue samples for output
+    void (*FlushBuffers) (void);	///< flush sample buffers
+    void (*Poller) (void);		///< output poller
+    int (*FreeBytes) (void);		///< number of bytes free in buffer
+     uint64_t(*GetDelay) (void);	///< get current audio delay
+    void (*SetVolume) (int);		///< set output volume
+    int (*Setup) (int *, int *);	///< setup channels, samplerate
+    void (*Init) (void);		///< initialize audio output module
+    void (*Exit) (void);		///< cleanup audio output module
+} AudioModule;
+
+static const AudioModule NoopModule;	///< forward definition of noop module
+
 //----------------------------------------------------------------------------
 //	Variables
 //----------------------------------------------------------------------------
 
-static const char *AudioPCMDevice;	///< alsa/oss PCM device name
-static const char *AudioMixerDevice;	///< alsa/oss mixer device name
-static const char *AudioMixerChannel;	///< alsa/oss mixer channel name
+static const char *AudioModuleName;	///< which audio module to use
+
+    /// Selected audio module.
+static const AudioModule *AudioUsedModule = &NoopModule;
+static const char *AudioPCMDevice;	///< alsa/OSS PCM device name
+static const char *AudioMixerDevice;	///< alsa/OSS mixer device name
+static const char *AudioMixerChannel;	///< alsa/OSS mixer channel name
 static volatile char AudioRunning;	///< thread running / stopped
 static int AudioPaused;			///< audio paused
 static unsigned AudioSampleRate;	///< audio sample rate in hz
@@ -111,16 +138,20 @@ static const int AudioBytesProSample = 2;	///< number of bytes per sample
 static int64_t AudioPTS;		///< audio pts clock
 
 #ifdef USE_AUDIO_THREAD
+static pthread_t AudioThread;		///< audio play thread
+static pthread_mutex_t AudioMutex;	///< audio condition mutex
 static pthread_cond_t AudioStartCond;	///< condition variable
+#else
+static const int AudioThread;		///< dummy audio thread
 #endif
 
-#ifdef SEARCH_HDMI_BUG2
+#ifdef USE_AUDIORING
 
 //----------------------------------------------------------------------------
 //	ring buffer
 //----------------------------------------------------------------------------
 
-// FIXME: use this code, to combine alsa&oss ring buffers
+// FIXME: use this code, to combine alsa&OSS ring buffers
 
 #define AUDIO_RING_MAX 8		///< number of audio ring buffers
 
@@ -219,7 +250,10 @@ static int AlsaUseMmap;			///< use mmap
 
 static RingBuffer *AlsaRingBuffer;	///< audio ring buffer
 static unsigned AlsaStartThreshold;	///< start play, if filled
+
+#ifdef USE_AUDIO_THREAD
 static volatile char AlsaFlushBuffer;	///< flag empty buffer
+#endif
 
 static snd_mixer_t *AlsaMixer;		///< alsa mixer handle
 static snd_mixer_elem_t *AlsaMixerElem;	///< alsa pcm mixer element
@@ -295,26 +329,15 @@ static int AlsaPlayRingbuffer(void)
 	if (avail < 256) {		// too much overhead
 	    if (first) {
 		// happens with broken alsa drivers
-		Error(_("audio/alsa: broken driver %d\n"), avail);
-		usleep(5 * 1000);
+		if (AudioThread) {
+		    Error(_("audio/alsa: broken driver %d\n"), avail);
+		    usleep(5 * 1000);
+		}
 	    }
 	    Debug(4, "audio/alsa: break state %s\n",
 		snd_pcm_state_name(snd_pcm_state(AlsaPCMHandle)));
 	    break;
 	}
-#ifdef SEARCH_HDMI_BUG
-	{
-	    uint16_t buf[8192];
-	    unsigned u;
-
-	    for (u = 0; u < sizeof(buf) / 2; u++) {
-		buf[u] = random() & 0xffff;
-	    }
-
-	    n = sizeof(buf);
-	    p = buf;
-	}
-#else
 	n = RingBufferGetReadPointer(AlsaRingBuffer, &p);
 	if (!n) {			// ring buffer empty
 	    if (first) {		// only error on first loop
@@ -322,7 +345,6 @@ static int AlsaPlayRingbuffer(void)
 	    }
 	    return 0;
 	}
-#endif
 	if (n < avail) {		// not enough bytes in ring buffer
 	    avail = n;
 	}
@@ -376,21 +398,47 @@ static void AlsaFlushBuffers(void)
     int err;
     snd_pcm_state_t state;
 
-    RingBufferReadAdvance(AlsaRingBuffer, RingBufferUsedBytes(AlsaRingBuffer));
-    state = snd_pcm_state(AlsaPCMHandle);
-    Debug(3, "audio/alsa: state %d - %s\n", state, snd_pcm_state_name(state));
-    if (state != SND_PCM_STATE_OPEN) {
-	if ((err = snd_pcm_drop(AlsaPCMHandle)) < 0) {
-	    Error(_("audio: snd_pcm_drop(): %s\n"), snd_strerror(err));
-	}
-	// ****ing alsa crash, when in open state here
-	if ((err = snd_pcm_prepare(AlsaPCMHandle)) < 0) {
-	    Error(_("audio: snd_pcm_prepare(): %s\n"), snd_strerror(err));
+    if (AlsaRingBuffer && AlsaPCMHandle) {
+	RingBufferReadAdvance(AlsaRingBuffer,
+	    RingBufferUsedBytes(AlsaRingBuffer));
+	state = snd_pcm_state(AlsaPCMHandle);
+	Debug(3, "audio/alsa: state %d - %s\n", state,
+	    snd_pcm_state_name(state));
+	if (state != SND_PCM_STATE_OPEN) {
+	    if ((err = snd_pcm_drop(AlsaPCMHandle)) < 0) {
+		Error(_("audio: snd_pcm_drop(): %s\n"), snd_strerror(err));
+	    }
+	    // ****ing alsa crash, when in open state here
+	    if ((err = snd_pcm_prepare(AlsaPCMHandle)) < 0) {
+		Error(_("audio: snd_pcm_prepare(): %s\n"), snd_strerror(err));
+	    }
 	}
     }
+    AudioRunning = 0;
     AudioPTS = INT64_C(0x8000000000000000);
 }
 
+/**
+**	Call back to play audio polled.
+*/
+static void AlsaPoller(void)
+{
+    if (!AlsaPCMHandle) {		// setup failure
+	return;
+    }
+    if (!AudioThread && AudioRunning) {
+	AlsaPlayRingbuffer();
+    }
+}
+
+/**
+**	Get free bytes in audio output.
+*/
+static int AlsaFreeBytes(void)
+{
+    return AlsaRingBuffer ? RingBufferFreeBytes(AlsaRingBuffer) : INT32_MAX;
+}
+
 #if 0
 
 //----------------------------------------------------------------------------
@@ -520,8 +568,6 @@ static void AlsaEnqueue(const void *samples, int count)
 
 #endif
 
-#if 0
-
 //----------------------------------------------------------------------------
 //	direct playback
 //----------------------------------------------------------------------------
@@ -536,39 +582,11 @@ static void AlsaEnqueue(const void *samples, int count)
 */
 static void AlsaEnqueue(const void *samples, int count)
 {
-    snd_pcm_state_t state;
-    int avail;
-    int n;
-    int err;
-    int frames;
-    const void *p;
-
-    Debug(3, "audio/alsa: %6zd + %4d\n", RingBufferUsedBytes(AlsaRingBuffer),
-	count);
-    n = RingBufferWrite(AlsaRingBuffer, samples, count);
-    if (n != count) {
-	Error(_("audio/alsa: can't place %d samples in ring buffer\n"), count);
+    if (AlsaAddToRingbuffer(samples, count)) {
+	AudioRunning = 1;
     }
-    // check if running, wait until enough buffered
-    state = snd_pcm_state(AlsaPCMHandle);
-    Debug(4, "audio/alsa: state %d - %s\n", state, snd_pcm_state_name(state));
-    if (state == SND_PCM_STATE_PREPARED) {
-	// FIXME: adjust start ratio
-	if (RingBufferFreeBytes(AlsaRingBuffer)
-	    > RingBufferUsedBytes(AlsaRingBuffer)) {
-	    return;
-	}
-	Debug(3, "audio/alsa: state %d - %s start play\n", state,
-	    snd_pcm_state_name(state));
-    }
-    // Update audio clock
-    AudioPTS +=
-	(size * 90000) / (AudioSampleRate * AudioChannels *
-	AudioBytesProSample);
 }
 
-#endif
-
 #ifdef USE_AUDIO_THREAD
 
 //----------------------------------------------------------------------------
@@ -622,7 +640,7 @@ static void AlsaThread(void)
 		break;
 	    }
 	    pthread_yield();
-	    usleep(20 * 1000);		// let fill the buffers
+	    usleep(20 * 1000);		// let fill/empty the buffers
 	}
     }
 }
@@ -633,10 +651,9 @@ static void AlsaThread(void)
 **	@param samples	sample buffer
 **	@param count	number of bytes in sample buffer
 */
-static void AlsaEnqueue(const void *samples, int count)
+static void AlsaThreadEnqueue(const void *samples, int count)
 {
     if (!AlsaRingBuffer || !AlsaPCMHandle || !AudioSampleRate) {
-	printf("%p %p %d\n", AlsaRingBuffer, AlsaPCMHandle, AudioSampleRate);
 	Debug(3, "audio/alsa: enqueue not ready\n");
 	return;
     }
@@ -652,8 +669,26 @@ static void AlsaEnqueue(const void *samples, int count)
     }
 }
 
+/**
+**	Flush alsa buffers with thread.
+*/
+static void AlsaThreadFlushBuffers(void)
+{
+    // signal thread to flush buffers
+    if (AudioThread) {
+	AlsaFlushBuffer = 1;
+	do {
+	    AudioRunning = 1;		// wakeup in case of sleeping
+	    pthread_cond_signal(&AudioStartCond);
+	    usleep(1 * 1000);
+	} while (AlsaFlushBuffer);	// wait until flushed
+    }
+}
+
 #endif
 
+//----------------------------------------------------------------------------
+
 /**
 **	Open alsa pcm device.
 */
@@ -1098,6 +1133,28 @@ static void AlsaExit(void)
     }
 }
 
+/**
+**	Alsa module.
+*/
+static const AudioModule AlsaModule = {
+    .Name = "alsa",
+#ifdef USE_AUDIO_THREAD
+    .Thread = AlsaThread,
+    .Enqueue = AlsaThreadEnqueue,
+    .FlushBuffers = AlsaThreadFlushBuffers,
+#else
+    .Enqueue = AlsaEnqueue,
+    .FlushBuffers = AlsaFlushBuffers,
+#endif
+    .Poller = AlsaPoller,
+    .FreeBytes = AlsaFreeBytes,
+    .GetDelay = AlsaGetDelay,
+    .SetVolume = AlsaSetVolume,
+    .Setup = AlsaSetup,
+    .Init = AlsaInit,
+    .Exit = AlsaExit,
+};
+
 #endif // USE_ALSA
 
 #ifdef USE_OSS
@@ -1116,6 +1173,10 @@ static int OssMixerChannel;		///< mixer channel index
 static RingBuffer *OssRingBuffer;	///< audio ring buffer
 static unsigned OssStartThreshold;	///< start play, if filled
 
+#ifdef USE_AUDIO_THREAD
+static volatile char OssFlushBuffer;	///< flag empty buffer
+#endif
+
 //----------------------------------------------------------------------------
 //	OSS pcm
 //----------------------------------------------------------------------------
@@ -1204,17 +1265,20 @@ static int OssPlayRingbuffer(void)
 }
 
 /**
-**	Flush oss buffers.
+**	Flush OSS buffers.
 */
 static void OssFlushBuffers(void)
 {
-    RingBufferReadAdvance(OssRingBuffer, RingBufferUsedBytes(OssRingBuffer));
-    // flush kernel buffers
-    if (ioctl(OssPcmFildes, SNDCTL_DSP_HALT_OUTPUT, NULL) < 0) {
-	Error(_("audio/oss: ioctl(SNDCTL_DSP_HALT_OUTPUT): %s\n"),
-	    strerror(errno));
-	return;
+    if (OssRingBuffer && OssPcmFildes != -1) {
+	RingBufferReadAdvance(OssRingBuffer,
+	    RingBufferUsedBytes(OssRingBuffer));
+	// flush kernel buffers
+	if (ioctl(OssPcmFildes, SNDCTL_DSP_HALT_OUTPUT, NULL) < 0) {
+	    Error(_("audio/oss: ioctl(SNDCTL_DSP_HALT_OUTPUT): %s\n"),
+		strerror(errno));
+	}
     }
+    AudioRunning = 0;
     AudioPTS = INT64_C(0x8000000000000000);
 }
 
@@ -1256,15 +1320,108 @@ static void OssPoller(void)
     if (OssPcmFildes == -1) {		// setup failure
 	return;
     }
-    if (AudioRunning) {
+    if (!AudioThread && AudioRunning) {
 	OssPlayRingbuffer();
     }
 }
 
+/**
+**	Get free bytes in audio output.
+*/
+static int OssFreeBytes(void)
+{
+    return OssRingBuffer ? RingBufferFreeBytes(OssRingBuffer) : INT32_MAX;
+}
+
+#ifdef USE_AUDIO_THREAD
+
+//----------------------------------------------------------------------------
+//	thread playback
 //----------------------------------------------------------------------------
 
 /**
-**	Initialize oss pcm device.
+**	OSS thread
+*/
+static void OssThread(void)
+{
+    for (;;) {
+	struct pollfd fds[1];
+	int err;
+
+	pthread_testcancel();
+	if (OssFlushBuffer) {
+	    // we can flush too many, but wo cares
+	    Debug(3, "audio/oss: flushing buffers\n");
+	    OssFlushBuffers();
+	    OssFlushBuffer = 0;
+	    break;
+	}
+
+	fds[0].fd = OssPcmFildes;
+	fds[0].events = POLLOUT | POLLERR;
+	// wait for space in kernel buffers
+	err = poll(fds, 1, 100);
+	if (err < 0) {
+	    Error(_("audio/oss: error poll %s\n"), strerror(errno));
+	    usleep(100 * 1000);
+	    continue;
+	}
+
+	if (OssFlushBuffer) {
+	    continue;
+	}
+
+	if ((err = OssPlayRingbuffer())) {	// empty / error
+	    if (err < 0) {		// underrun error
+		break;
+	    }
+	    pthread_yield();
+	    usleep(20 * 1000);		// let fill/empty the buffers
+	}
+    }
+}
+
+/**
+**	Place samples in audio output queue.
+**
+**	@param samples	sample buffer
+**	@param count	number of bytes in sample buffer
+*/
+static void OssThreadEnqueue(const void *samples, int count)
+{
+    if (!OssRingBuffer || OssPcmFildes == -1 || !AudioSampleRate) {
+	Debug(3, "audio/oss: enqueue not ready\n");
+	return;
+    }
+    if (OssAddToRingbuffer(samples, count)) {
+	// no lock needed, can wakeup next time
+	AudioRunning = 1;
+	pthread_cond_signal(&AudioStartCond);
+    }
+}
+
+/**
+**	Flush OSS buffers with thread.
+*/
+static void OssThreadFlushBuffers(void)
+{
+    // signal thread to flush buffers
+    if (AudioThread) {
+	OssFlushBuffer = 1;
+	do {
+	    AudioRunning = 1;		// wakeup in case of sleeping
+	    pthread_cond_signal(&AudioStartCond);
+	    usleep(1 * 1000);
+	} while (OssFlushBuffer);	// wait until flushed
+    }
+}
+
+#endif
+
+//----------------------------------------------------------------------------
+
+/**
+**	Initialize OSS pcm device.
 **
 **	@see AudioPCMDevice
 */
@@ -1292,7 +1449,7 @@ static void OssInitPCM(void)
 //----------------------------------------------------------------------------
 
 /**
-**	Set oss mixer volume (0-100)
+**	Set OSS mixer volume (0-100)
 **
 **	@param volume	volume (0 .. 100)
 */
@@ -1317,7 +1474,7 @@ static const char *OssMixerChannelNames[SOUND_MIXER_NRDEVICES] =
     SOUND_DEVICE_NAMES;
 
 /**
-**	Initialize oss mixer.
+**	Initialize OSS mixer.
 */
 static void OssInitMixer(void)
 {
@@ -1371,7 +1528,7 @@ static void OssInitMixer(void)
 //----------------------------------------------------------------------------
 
 /**
-**	Get oss audio delay in time stamps.
+**	Get OSS audio delay in time stamps.
 **
 **	@returns audio delay in time stamps.
 */
@@ -1411,7 +1568,7 @@ static uint64_t OssGetDelay(void)
 }
 
 /**
-**	Setup oss audio for requested format.
+**	Setup OSS audio for requested format.
 **
 **	@param freq	sample frequency
 **	@param channels	number of channels
@@ -1427,14 +1584,11 @@ static int OssSetup(int *freq, int *channels)
     int ret;
     int tmp;
 
-    if (OssPcmFildes == -1) {		// oss not ready
+    if (OssPcmFildes == -1) {		// OSS not ready
 	return -1;
     }
     // flush any buffered data
-    {
-	AudioRunning = 0;
-	OssFlushBuffers();
-    }
+    AudioFlushBuffers();
 
     ret = 0;
 
@@ -1519,7 +1673,7 @@ static int OssSetup(int *freq, int *channels)
 }
 
 /**
-**	Initialize oss audio output module.
+**	Initialize OSS audio output module.
 */
 static void OssInit(void)
 {
@@ -1530,7 +1684,7 @@ static void OssInit(void)
 }
 
 /**
-**	Cleanup oss audio output module.
+**	Cleanup OSS audio output module.
 */
 static void OssExit(void)
 {
@@ -1544,17 +1698,116 @@ static void OssExit(void)
     }
 }
 
+/**
+**	OSS module.
+*/
+static const AudioModule OssModule = {
+    .Name = "oss",
+#ifdef USE_AUDIO_THREAD
+    .Thread = OssThread,
+    .Enqueue = OssThreadEnqueue,
+    .FlushBuffers = OssThreadFlushBuffers,
+#else
+    .Enqueue = OssEnqueue,
+    .FlushBuffers = OssFlushBuffers,
+#endif
+    .Poller = OssPoller,
+    .FreeBytes = OssFreeBytes,
+    .GetDelay = OssGetDelay,
+    .SetVolume = OssSetVolume,
+    .Setup = OssSetup,
+    .Init = OssInit,
+    .Exit = OssExit,
+};
+
 #endif // USE_OSS
 
+//============================================================================
+//	Noop
+//============================================================================
+
+/**
+**	Noop enqueue samples.
+**
+**	@param samples	sample buffer
+**	@param count	number of bytes in sample buffer
+*/
+static void NoopEnqueue( __attribute__ ((unused))
+    const void *samples, __attribute__ ((unused))
+    int count)
+{
+}
+
+/**
+**	Get free bytes in audio output.
+*/
+static int NoopFreeBytes(void)
+{
+    return INT32_MAX;			// no driver, much space
+}
+
+/**
+**	Get audio delay in time stamps.
+**
+**	@returns audio delay in time stamps.
+*/
+static uint64_t NoopGetDelay(void)
+{
+    return 0UL;
+}
+
+/**
+**	Set mixer volume (0-100)
+**
+**	@param volume	volume (0 .. 100)
+*/
+static void NoopSetVolume( __attribute__ ((unused))
+    int volume)
+{
+}
+
+/**
+**	Noop setup.
+**
+**	@param freq	sample frequency
+**	@param channels	number of channels
+*/
+static int NoopSetup( __attribute__ ((unused))
+    int *channels, __attribute__ ((unused))
+    int *freq)
+{
+    return -1;
+}
+
+/**
+**	Noop void
+*/
+static void NoopVoid(void)
+{
+}
+
+/**
+**	Noop module.
+*/
+static const AudioModule NoopModule = {
+    .Name = "noop",
+    .Enqueue = NoopEnqueue,
+    .FlushBuffers = NoopVoid,
+    .Poller = NoopVoid,
+    .FreeBytes = NoopFreeBytes,
+    .GetDelay = NoopGetDelay,
+    .SetVolume = NoopSetVolume,
+    .Setup = NoopSetup,
+    .Init = NoopVoid,
+    .Exit = NoopVoid,
+};
+
 //----------------------------------------------------------------------------
 //	thread playback
 //----------------------------------------------------------------------------
 
 #ifdef USE_AUDIO_THREAD
 
-static pthread_t AudioThread;		///< audio play thread
-static pthread_mutex_t AudioMutex;	///< audio condition mutex
-
 /**
 **	Audio play thread.
 */
@@ -1565,18 +1818,13 @@ static void *AudioPlayHandlerThread(void *dummy)
 	Debug(3, "audio: wait on start condition\n");
 	pthread_mutex_lock(&AudioMutex);
 	AudioRunning = 0;
-#ifndef SEARCH_HDMI_BUG
 	do {
 	    pthread_cond_wait(&AudioStartCond, &AudioMutex);
 	    // cond_wait can return, without signal!
 	} while (!AudioRunning);
-#else
-	usleep(1 * 1000);
-	AudioRunning = 1;
-#endif
 	pthread_mutex_unlock(&AudioMutex);
 
-#ifdef SEARCH_HDMI_BUG2
+#ifdef USE_AUDIORING
 	if (atomic_read(&AudioRingFilled) > 1) {
 	    int sample_rate;
 	    int channels;
@@ -1619,9 +1867,7 @@ static void *AudioPlayHandlerThread(void *dummy)
 #endif
 
 	Debug(3, "audio: play start\n");
-#ifdef USE_ALSA
-	AlsaThread();
-#endif
+	AudioUsedModule->Thread();
     }
 
     return dummy;
@@ -1636,15 +1882,9 @@ static void AudioInitThread(void)
     pthread_cond_init(&AudioStartCond, NULL);
     pthread_create(&AudioThread, NULL, AudioPlayHandlerThread, NULL);
     pthread_setname_np(AudioThread, "softhddev audio");
-    //pthread_detach(AudioThread);
-#ifdef very_old_unused_USE_ALSA
-    // wait until thread has opened and is ready
-    do {
-	pthread_yield();
-    } while (!AlsaPCMHandle);
-#endif
+
     pthread_yield();
-    usleep(5 * 1000);
+    usleep(5 * 1000);			// give thread some time to start
 }
 
 /**
@@ -1671,6 +1911,19 @@ static void AudioExitThread(void)
 //----------------------------------------------------------------------------
 //----------------------------------------------------------------------------
 
+    /**
+    **	Table of all audio modules.
+    */
+static const AudioModule *AudioModules[] = {
+#ifdef USE_ALSA
+    &AlsaModule,
+#endif
+#ifdef USE_OSS
+    &OssModule,
+#endif
+    &NoopModule,
+};
+
 /**
 **	Place samples in audio output queue.
 **
@@ -1679,14 +1932,7 @@ static void AudioExitThread(void)
 */
 void AudioEnqueue(const void *samples, int count)
 {
-#ifdef USE_ALSA
-    AlsaEnqueue(samples, count);
-#endif
-#ifdef USE_OSS
-    OssEnqueue(samples, count);
-#endif
-    (void)samples;
-    (void)count;
+    AudioUsedModule->Enqueue(samples, count);
 }
 
 /**
@@ -1694,24 +1940,7 @@ void AudioEnqueue(const void *samples, int count)
 */
 void AudioFlushBuffers(void)
 {
-#ifdef USE_ALSA
-#ifdef USE_AUDIO_THREAD
-    // signal thread to flush buffers
-    if (AudioThread) {
-	AlsaFlushBuffer = 1;
-	do {
-	    AudioRunning = 1;		// wakeup in case of sleeping
-	    pthread_cond_signal(&AudioStartCond);
-	    usleep(1 * 1000);
-	} while (AlsaFlushBuffer);	// wait until flushed
-    }
-#else
-    AlsaFlushBuffers();
-#endif
-#endif
-#ifdef USE_OSS
-    OssFlushBuffers();
-#endif
+    AudioUsedModule->FlushBuffers();
 }
 
 /**
@@ -1719,14 +1948,7 @@ void AudioFlushBuffers(void)
 */
 void AudioPoller(void)
 {
-#ifndef USE_AUDIO_THREAD
-#ifdef USE_ALSA
-    Error(_("audio/alsa: poller not implemented\n"));
-#endif
-#ifdef USE_OSS
-    OssPoller();
-#endif
-#endif
+    AudioUsedModule->Poller();
 }
 
 /**
@@ -1734,13 +1956,17 @@ void AudioPoller(void)
 */
 int AudioFreeBytes(void)
 {
-#ifdef USE_ALSA
-    return AlsaRingBuffer ? RingBufferFreeBytes(AlsaRingBuffer) : INT32_MAX;
-#endif
-#ifdef USE_OSS
-    return OssRingBuffer ? RingBufferFreeBytes(OssRingBuffer) : INT32_MAX;
-#endif
-    return INT32_MAX;			// no driver, much space
+    return AudioUsedModule->FreeBytes();
+}
+
+/**
+**	Get audio delay in time stamps.
+**
+**	@returns audio delay in time stamps.
+*/
+uint64_t AudioGetDelay(void)
+{
+    return AudioUsedModule->GetDelay();
 }
 
 /**
@@ -1760,22 +1986,6 @@ void AudioSetClock(int64_t pts)
     AudioPTS = pts;
 }
 
-/**
-**	Get audio delay in time stamps.
-**
-**	@returns audio delay in time stamps.
-*/
-uint64_t AudioGetDelay(void)
-{
-#ifdef USE_ALSA
-    return AlsaGetDelay();
-#endif
-#ifdef USE_OSS
-    return OssGetDelay();
-#endif
-    return 0UL;
-}
-
 /**
 **	Get current audio clock.
 **
@@ -1783,11 +1993,12 @@ uint64_t AudioGetDelay(void)
 */
 int64_t AudioGetClock(void)
 {
-    int64_t delay;
+    if ((uint64_t) AudioPTS != INT64_C(0x8000000000000000)) {
+	int64_t delay;
 
-    delay = AudioGetDelay();
-    if (delay && (uint64_t) AudioPTS != INT64_C(0x8000000000000000)) {
-	return AudioPTS - delay;
+	if ((delay = AudioGetDelay())) {
+	    return AudioPTS - delay;
+	}
     }
     return INT64_C(0x8000000000000000);
 }
@@ -1830,53 +2041,81 @@ int AudioSetup(int *freq, int *channels)
 	// FIXME: set flag invalid setup
 	return -1;
     }
-#if defined(SEARCH_HDMI_BUG) || defined(SEARCH_HDMI_BUG2)
+#ifdef USE_AUDIORING
     // FIXME: need to store possible combination and report this
     return AudioRingAdd(*freq, *channels);
 #endif
-#ifdef USE_ALSA
-    return AlsaSetup(freq, channels);
-#endif
-#ifdef USE_OSS
-    return OssSetup(freq, channels);
-#endif
-    return -1;
+    return AudioUsedModule->Setup(freq, channels);
 }
 
 /**
 **	Set pcm audio device.
 **
 **	@param device	name of pcm device (fe. "hw:0,9" or "/dev/dsp")
+**
+**	@note this is currently used to select alsa/OSS output module.
 */
 void AudioSetDevice(const char *device)
 {
+    AudioModuleName = "alsa";		// detect alsa/OSS
+    if (!device[0]) {
+	AudioModuleName = "noop";
+    } else if (device[0] == '/') {
+	AudioModuleName = "oss";
+    }
     AudioPCMDevice = device;
 }
 
 /**
 **	Initialize audio output module.
+**
+**	@todo FIXME: make audio output module selectable.
 */
 void AudioInit(void)
 {
     int freq;
     int chan;
+    unsigned u;
+    const char *name;
 
-#ifdef SEARCH_HDMI_BUG2
-    AudioRingInit();
+    name = "noop";
+#ifdef USE_OSS
+    name = "oss";
 #endif
 #ifdef USE_ALSA
-    AlsaInit();
+    name = "alsa";
 #endif
-#ifdef USE_OSS
-    OssInit();
+    if (AudioModuleName) {
+	name = AudioModuleName;
+    }
+    //
+    //	search selected audio module.
+    //
+    for (u = 0; u < sizeof(AudioModules) / sizeof(*AudioModules); ++u) {
+	if (!strcasecmp(name, AudioModules[u]->Name)) {
+	    AudioUsedModule = AudioModules[u];
+	    Info(_("audio: '%s' output module used\n"), AudioUsedModule->Name);
+	    goto found;
+	}
+    }
+    Error(_("audio: '%s' output module isn't supported\n"), name);
+    AudioUsedModule = &NoopModule;
+    return;
+
+  found:
+#ifdef USE_AUDIORING
+    AudioRingInit();
 #endif
+    AudioUsedModule->Init();
     freq = 48000;
     chan = 2;
     if (AudioSetup(&freq, &chan)) {	// set default parameters
 	Error(_("audio: can't do initial setup\n"));
     }
 #ifdef USE_AUDIO_THREAD
-    AudioInitThread();
+    if (AudioUsedModule->Thread) {	// supports threads
+	AudioInitThread();
+    }
 #endif
 
     AudioPaused = 1;
@@ -1890,13 +2129,9 @@ void AudioExit(void)
 #ifdef USE_AUDIO_THREAD
     AudioExitThread();
 #endif
-#ifdef USE_ALSA
-    AlsaExit();
-#endif
-#ifdef USE_OSS
-    OssExit();
-#endif
-#ifdef SEARCH_HDMI_BUG2
+    AudioUsedModule->Exit();
+    AudioUsedModule = &NoopModule;
+#ifdef USE_AUDIORING
     AudioRingExit();
 #endif
 }
@@ -1942,7 +2177,7 @@ static void PrintVersion(void)
 #ifdef GIT_REV
 	"(GIT-" GIT_REV ")"
 #endif
-	",\n\t(c) 2009 - 2011 by Johns\n"
+	",\n\t(c) 2009 - 2012 by Johns\n"
 	"\tLicense AGPLv3: GNU Affero General Public License version 3\n");
 }
 

audio.h

@@ -30,21 +30,19 @@
 extern void AudioEnqueue(const void *, int);	///< buffer audio samples
 extern void AudioFlushBuffers(void);	///< flush audio buffers
 extern void AudioPoller(void);		///< poll audio events/handling
-
 extern int AudioFreeBytes(void);	///< free bytes in audio output
 
 //extern int AudioUsedBytes(void);	///< used bytes in audio output
+extern uint64_t AudioGetDelay(void);	///< get current audio delay
 extern void AudioSetClock(int64_t);	///< set audio clock base
 extern int64_t AudioGetClock();		///< get current audio clock
-extern uint64_t AudioGetDelay(void);	///< get current audio delay
-
+extern void AudioSetVolume(int);	///< set volume
 extern int AudioSetup(int *, int *);	///< setup audio output
 
 //extern void AudioPlay(void);		///< play audio
 //extern void AudioPause(void);		///< pause audio
-extern void AudioSetVolume(int);	///< set volume
 
-extern void AudioSetDevice(const char *);	///< set alsa PCM audio device
+extern void AudioSetDevice(const char *);	///< set PCM audio device
 extern void AudioInit(void);		///< setup audio module
 extern void AudioExit(void);		///< cleanup and exit audio module
 

softhddev.c

@@ -652,6 +652,9 @@ static int ValidateMpeg(const uint8_t * data, int size)
 **	supports complete packets.
 **	We buffer here until we receive an complete PES Packet, which
 **	is no problem, the audio is always far behind us.
+**	cTsToPes::GetPes splits the packets.
+**
+**	@todo FIXME: combine the 5 ifs at start of the function
 */
 int PlayVideo(const uint8_t * data, int size)
 {
@@ -695,7 +698,7 @@ int PlayVideo(const uint8_t * data, int size)
 	Error(_("[softhddev] invalid video packet %d bytes\n"), size);
 	return size;
     }
-    // FIXME: hack to test results
+    // buffer full: needed for replay
     if (atomic_read(&VideoPacketsFilled) >= VIDEO_PACKET_MAX - 1) {
 	return 0;
     }
@@ -788,6 +791,29 @@ int PlayVideo(const uint8_t * data, int size)
     return size;
 }
 
+/**
+**	Grabs the currently visible screen image.
+**
+**	@param size	size of the returned data
+**	@param jpeg	flag true, create JPEG data
+**	@param quality	JPEG quality
+**	@param width	number of horizontal pixels in the frame
+**	@param height	number of vertical pixels in the frame
+*/
+uint8_t *GrabImage(int *size, int jpeg, int quality, int width, int height)
+{
+    if (jpeg) {
+	(void)quality;
+	Error(_("softhddev: jpeg grabbing not supported\n"));
+	return NULL;
+    }
+    if (width != -1 && height != -1) {
+	Error(_("softhddev: scaling not supported\n"));
+	return NULL;
+    }
+    return VideoGrab(size, &width, &height);
+}
+
 //////////////////////////////////////////////////////////////////////////////
 
 /**
@@ -913,22 +939,19 @@ int Flush(int timeout)
 void GetOsdSize(int *width, int *height, double *aspect)
 {
 #ifdef DEBUG
-    static char done;
+    static int done_width;
+    static int done_height;
 #endif
 
-    // FIXME: should be configured!
-    *width = 1920;
-    *height = 1080;
-    //*width = 768;
-    //*height = 576;
-
+    VideoGetOsdSize(width, height);
     *aspect = 16.0 / 9.0 / (double)*width * (double)*height;
 
 #ifdef DEBUG
-    if (!done) {
+    if (done_width != *width || done_height != *height) {
 	Debug(3, "[softhddev]%s: %dx%d %g\n", __FUNCTION__, *width, *height,
 	    *aspect);
-	done = 1;
+	done_width = *width;
+	done_height = *height;
     }
 #endif
 }
@@ -1117,8 +1140,12 @@ static void StartXServer(void)
 */
 void SoftHdDeviceExit(void)
 {
-    // lets hope that vdr does a good thead cleanup
-    // no it doesn't do a good thread cleanup
+    // lets hope that vdr does a good thread cleanup
+
+    VideoOsdExit();
+    VideoExit();
+    AudioExit();
+
     if (MyVideoDecoder) {
 	CodecVideoClose(MyVideoDecoder);
 	// FIXME: CodecDelVideoDecoder(MyVideoDecoder);
@@ -1130,9 +1157,6 @@ void SoftHdDeviceExit(void)
 	MyAudioDecoder = NULL;
     }
 
-    VideoOsdExit();
-    VideoExit();
-    AudioExit();
     CodecExit();
     VideoPacketExit();
 

softhddev.h

@@ -46,6 +46,8 @@ extern "C"
     extern int PlayVideo(const uint8_t *, int);
     /// C plugin play TS video packet
     extern void PlayTsVideo(const uint8_t *, int);
+    /// C plugin grab an image
+    extern uint8_t *GrabImage(int *, int, int, int, int);
 
     /// C plugin set play mode
     extern void SetPlayMode(void);

softhddevice.cpp

@@ -42,7 +42,7 @@ extern "C"
 
 //////////////////////////////////////////////////////////////////////////////
 
-static const char *const VERSION = "0.3.1";
+static const char *const VERSION = "0.4.0";
 static const char *const DESCRIPTION =
 trNOOP("A software and GPU emulated HD device");
 
@@ -53,6 +53,7 @@ static class cSoftHdDevice *MyDevice;
 
 #define RESOLUTIONS 4			///< number of resolutions
 
+    /// resolutions names
 static const char *const Resolution[RESOLUTIONS] = {
     "576i", "720p", "1080i_fake", "1080i"
 };
@@ -78,6 +79,9 @@ static int ConfigVideoScaling[RESOLUTIONS];
 static int ConfigVideoAudioDelay;	///< config audio delay
 static int ConfigAudioPassthrough;	///< config audio pass-through
 
+static int ConfigAutoCropInterval;	///< auto crop detection interval
+static int ConfigAutoCropDelay;		///< auto crop detection delay
+
 static volatile char DoMakePrimary;	///< flag switch primary
 
 //////////////////////////////////////////////////////////////////////////////
@@ -122,7 +126,7 @@ extern "C" void FeedKeyPress(const char *keymap, const char *key, int repeat,
 	csoft = new cSoftRemote(keymap);
     }
 
-    dsyslog("[softhddev]%s %s, %s\n", __FUNCTION__, keymap, key);
+    //dsyslog("[softhddev]%s %s, %s\n", __FUNCTION__, keymap, key);
     csoft->Put(key, repeat, release);
 }
 
@@ -144,12 +148,13 @@ class cSoftOsd:public cOsd
 cSoftOsd::cSoftOsd(int left, int top, uint level)
 :cOsd(left, top, level)
 {
-    // FIXME: OsdWidth/OsdHeight not correct!
-    dsyslog("[softhddev]%s: %dx%d+%d+%d, %d\n", __FUNCTION__, OsdWidth(),
-	OsdHeight(), left, top, level);
+    /* FIXME: OsdWidth/OsdHeight not correct!
+       dsyslog("[softhddev]%s: %dx%d+%d+%d, %d\n", __FUNCTION__, OsdWidth(),
+       OsdHeight(), left, top, level);
+     */
 
     this->Level = level;
-    //SetActive(true);
+    SetActive(true);
 }
 
 cSoftOsd::~cSoftOsd(void)
@@ -158,8 +163,15 @@ cSoftOsd::~cSoftOsd(void)
     SetActive(false);
 
 #ifdef USE_YAEPG
-    if (vidWin.bpp) {
-	VideoSetOutputPosition(0, 0, 1920, 1080);
+    // support yaepghd, video window
+    if (vidWin.bpp) {			// restore fullsized video
+	int width;
+	int height;
+	double video_aspect;
+
+	::GetOsdSize(&width, &height, &video_aspect);
+	// works osd relative
+	VideoSetOutputPosition(0, 0, width, height);
     }
 #endif
     OsdClose();
@@ -175,8 +187,8 @@ void cSoftOsd::Flush(void)
     if (!Active()) {
 	return;
     }
-    // support yaepghd, video window
 #ifdef USE_YAEPG
+    // support yaepghd, video window
     if (vidWin.bpp) {
 	dsyslog("[softhddev]%s: %dx%d+%d+%d\n", __FUNCTION__, vidWin.Width(),
 	    vidWin.Height(), vidWin.x1, vidWin.y2);
@@ -213,6 +225,7 @@ void cSoftOsd::Flush(void)
 	    if (!bitmap->Dirty(x1, y1, x2, y2)) {
 		continue;		// nothing dirty continue
 	    }
+#if 0
 	    // FIXME: need only to convert and upload dirty areas
 
 	    // DrawBitmap(bitmap);
@@ -225,7 +238,6 @@ void cSoftOsd::Flush(void)
 		    ((uint32_t *) argb)[x + y * w] = bitmap->GetColor(x, y);
 		}
 	    }
-
 	    // check if subtitles
 	    if (this->Level == OSD_LEVEL_SUBTITLES) {
 		int video_width;
@@ -238,12 +250,32 @@ void cSoftOsd::Flush(void)
 		video_width = 1920;
 		video_height = 1080;
 		OsdDrawARGB((1920 - video_width) / 2 + Left() + bitmap->X0(),
-		    1080 - video_height + Top() + bitmap->Y0(),
-		    bitmap->Width(), bitmap->Height(), argb);
+		    1080 - video_height + Top() + bitmap->Y0(), w, h, argb);
 	    } else {
-		OsdDrawARGB(Left() + bitmap->X0(), Top() + bitmap->Y0(),
-		    bitmap->Width(), bitmap->Height(), argb);
+		OsdDrawARGB(Left() + bitmap->X0(), Top() + bitmap->Y0(), w, h,
+		    argb);
 	    }
+#else
+	    // convert and upload only dirty areas
+	    w = x2 - x1 + 1;
+	    h = y2 - y1 + 1;
+#ifdef DEBUG
+	    if (w > bitmap->Width() || h > bitmap->Height()) {
+		esyslog(tr("softhdev: dirty area too big\n"));
+		abort();
+	    }
+#endif
+	    argb = (uint8_t *) malloc(w * h * sizeof(uint32_t));
+	    for (y = y1; y <= y2; ++y) {
+		for (x = x1; x <= x2; ++x) {
+		    ((uint32_t *) argb)[x - x1 + (y - y1) * w] =
+			bitmap->GetColor(x, y);
+		}
+	    }
+	    // check if subtitles
+	    OsdDrawARGB(Left() + bitmap->X0() + x1, Top() + bitmap->Y0() + y1,
+		w, h, argb);
+#endif
 
 	    bitmap->Clean();
 	    free(argb);
@@ -264,8 +296,8 @@ void cSoftOsd::Flush(void)
 	h = pm->ViewPort().Height();
 
 	/*
-	   dsyslog("[softhddev]%s: draw %dx%d+%d+%d %p\n", __FUNCTION__, w, h, x,
-	   y, pm->Data());
+	   dsyslog("[softhddev]%s: draw %dx%d+%d+%d %p\n", __FUNCTION__, w, h,
+	   x, y, pm->Data());
 	 */
 
 	OsdDrawARGB(x, y, w, h, pm->Data());
@@ -334,6 +366,8 @@ class cMenuSetupSoft:public cMenuSetupPage
     int Sharpen[RESOLUTIONS];
     int AudioDelay;
     int AudioPassthrough;
+    int AutoCropInterval;
+    int AutoCropDelay;
   protected:
      virtual void Store(void);
   public:
@@ -342,6 +376,8 @@ class cMenuSetupSoft:public cMenuSetupPage
 
 /**
 **	Create a seperator item.
+**
+**	@param label	text inside separator
 */
 static inline cOsdItem *SeparatorItem(const char *label)
 {
@@ -376,10 +412,10 @@ cMenuSetupSoft::cMenuSetupSoft(void)
     // cMenuEditStrItem cMenuEditStraItem cMenuEditIntItem
     MakePrimary = ConfigMakePrimary;
     Add(new cMenuEditBoolItem(tr("Make primary device"), &MakePrimary,
-	    tr("no"), tr("yes")));
+	    trVDR("no"), trVDR("yes")));
     HideMainMenuEntry = ConfigHideMainMenuEntry;
     Add(new cMenuEditBoolItem(tr("Hide main menu entry"), &HideMainMenuEntry,
-	    tr("no"), tr("yes")));
+	    trVDR("no"), trVDR("yes")));
     //
     //	video
     //
@@ -393,7 +429,7 @@ cMenuSetupSoft::cMenuSetupSoft(void)
 		deinterlace));
 	SkipChromaDeinterlace[i] = ConfigVideoSkipChromaDeinterlace[i];
 	Add(new cMenuEditBoolItem(tr("SkipChromaDeinterlace (vdpau)"),
-		&SkipChromaDeinterlace[i], tr("no"), tr("yes")));
+		&SkipChromaDeinterlace[i], trVDR("no"), trVDR("yes")));
 	Denoise[i] = ConfigVideoDenoise[i];
 	Add(new cMenuEditIntItem(tr("Denoise (0..1000) (vdpau)"), &Denoise[i],
 		0, 1000));
@@ -411,6 +447,16 @@ cMenuSetupSoft::cMenuSetupSoft(void)
     AudioPassthrough = ConfigAudioPassthrough;
     Add(new cMenuEditStraItem(tr("Audio pass-through"), &AudioPassthrough, 2,
 	    passthrough));
+    //
+    //	auto-crop
+    //
+    Add(SeparatorItem(tr("Auto-crop")));
+    AutoCropInterval = ConfigAutoCropInterval;
+    Add(new cMenuEditIntItem(tr("autocrop interval (frames)"),
+	    &AutoCropInterval, 0, 200));
+    AutoCropDelay = ConfigAutoCropDelay;
+    Add(new cMenuEditIntItem(tr("autocrop delay (n * interval)"),
+	    &AutoCropDelay, 0, 200));
 }
 
 /**
@@ -450,6 +496,11 @@ void cMenuSetupSoft::Store(void)
     VideoSetAudioDelay(ConfigVideoAudioDelay);
     SetupStore("AudioPassthrough", ConfigAudioPassthrough = AudioPassthrough);
     CodecSetAudioPassthrough(ConfigAudioPassthrough);
+
+    SetupStore("AutoCrop.Interval", ConfigAutoCropInterval = AutoCropInterval);
+    SetupStore("AutoCrop.Delay", ConfigAutoCropDelay = AutoCropDelay);
+
+    VideoSetAutoCrop(ConfigAutoCropInterval, ConfigAutoCropDelay);
 }
 
 //////////////////////////////////////////////////////////////////////////////
@@ -475,17 +526,12 @@ class cSoftHdDevice:public cDevice
     virtual bool Poll(cPoller &, int = 0);
     virtual bool Flush(int = 0);
     virtual int64_t GetSTC(void);
-    virtual void GetVideoSize(int &width, int &height, double &aspect)
-    {
-	width = 1920;
-	height = 1080;
-	aspect = (double)width / height;
-    }
+    virtual void GetVideoSize(int &, int &, double &);
     virtual void GetOsdSize(int &, int &, double &);
     virtual int PlayVideo(const uchar *, int);
 
     //virtual int PlayTsVideo(const uchar *, int);
-#ifdef USE_OSS				// FIXME: testing only oss
+#ifndef USE_AUDIO_THREAD		// FIXME: testing none threaded
     virtual int PlayTsAudio(const uchar *, int);
 #endif
     virtual void SetAudioChannelDevice(int);
@@ -498,8 +544,6 @@ class cSoftHdDevice:public cDevice
 
     virtual uchar *GrabImage(int &, bool, int, int, int);
 
-    virtual int ProvidesCa(const cChannel *) const;
-
 #if 0
 // SPU facilities
   private:
@@ -526,6 +570,11 @@ cSoftHdDevice::~cSoftHdDevice(void)
     //dsyslog("[softhddev]%s:\n", __FUNCTION__);
 }
 
+/**
+**	Informs a device that it will be the primary device.
+**
+**	@param on	flag if becoming or loosing primary
+*/
 void cSoftHdDevice::MakePrimaryDevice(bool on)
 {
     dsyslog("[softhddev]%s: %d\n", __FUNCTION__, on);
@@ -536,18 +585,9 @@ void cSoftHdDevice::MakePrimaryDevice(bool on)
     }
 }
 
-    int cSoftHdDevice::ProvidesCa(
-    __attribute__ ((unused)) const cChannel *
-    channel) const
-    {
-	//dsyslog("[softhddev]%s: %p\n", __FUNCTION__, channel);
-
-	return 0;
-    }
-
 #if 0
 
-    cSpuDecoder *cSoftHdDevice::GetSpuDecoder(void)
+cSpuDecoder *cSoftHdDevice::GetSpuDecoder(void)
 {
     dsyslog("[softhddev]%s:\n", __FUNCTION__);
 
@@ -697,7 +737,18 @@ bool cSoftHdDevice::Flush(int timeout_ms)
 // ----------------------------------------------------------------------------
 
 /**
-**	Returns the With, Height and PixelAspect ratio the OSD.
+**	Returns the width, height and video_aspect ratio of the currently
+**	displayed video material.
+**
+**	@note the size is used to scale the subtitle.
+*/
+void cSoftHdDevice::GetVideoSize(int &width, int &height, double &video_aspect)
+{
+    ::GetOsdSize(&width, &height, &video_aspect);
+}
+
+/**
+**	Returns the width, height and pixel_aspect ratio the OSD.
 **
 **	FIXME: Called every second, for nothing (no OSD displayed)?
 */
@@ -757,33 +808,47 @@ int cSoftHdDevice::PlayVideo(const uchar * data, int length)
 ///
 ///	Play a TS video packet.
 ///
-int cSoftHdDevice::PlayTsVideo(const uchar * Data, int Length)
+int cSoftHdDevice::PlayTsVideo(const uchar * data, int length)
 {
     // many code to repeat
 }
 #endif
 
-#ifdef USE_OSS				// FIXME: testing only oss
+#ifndef USE_AUDIO_THREAD		// FIXME: testing none threaded
+
 ///
 ///	Play a TS audio packet.
 ///
 ///	misuse this function as audio poller
 ///
+///	@param data	ts data buffer
+///	@param length	ts packet length
+///
 int cSoftHdDevice::PlayTsAudio(const uchar * data, int length)
 {
     AudioPoller();
 
     return cDevice::PlayTsAudio(data, length);
 }
+
 #endif
 
-uchar *cSoftHdDevice::GrabImage(int &size, bool jpeg, int quality, int sizex,
-    int sizey)
+/**
+**	Grabs the currently visible screen image.
+**
+**	@param size	size of the returned data
+**	@param jpeg	flag true, create JPEG data
+**	@param quality	JPEG quality
+**	@param width	number of horizontal pixels in the frame
+**	@param height	number of vertical pixels in the frame
+*/
+uchar *cSoftHdDevice::GrabImage(int &size, bool jpeg, int quality, int width,
+    int height)
 {
     dsyslog("[softhddev]%s: %d, %d, %d, %dx%d\n", __FUNCTION__, size, jpeg,
-	quality, sizex, sizey);
+	quality, width, height);
 
-    return NULL;
+    return::GrabImage(&size, jpeg, quality, width, height);
 }
 
 //////////////////////////////////////////////////////////////////////////////
@@ -927,7 +992,9 @@ cOsdObject *cPluginSoftHdDevice::MainMenuAction(void)
 
     cDevice::PrimaryDevice()->StopReplay();
     Suspend();
-    ShutdownHandler.SetUserInactive();
+    if (ShutdownHandler.GetUserInactiveTime()) {
+	ShutdownHandler.SetUserInactive();
+    }
 
     return NULL;
 }
@@ -966,11 +1033,15 @@ cMenuSetupPage *cPluginSoftHdDevice::SetupMenu(void)
 
 /**
 **	Parse setup parameters
+**
+**	@param name	paramter name (case sensetive)
+**	@param value	value as string
+**
+**	@returns true if the parameter is supported.
 */
 bool cPluginSoftHdDevice::SetupParse(const char *name, const char *value)
 {
     int i;
-    char buf[128];
 
     //dsyslog("[softhddev]%s: '%s' = '%s'\n", __FUNCTION__, name, value);
 
@@ -983,6 +1054,8 @@ bool cPluginSoftHdDevice::SetupParse(const char *name, const char *value)
 	return true;
     }
     for (i = 0; i < RESOLUTIONS; ++i) {
+	char buf[128];
+
 	snprintf(buf, sizeof(buf), "%s.%s", Resolution[i], "Scaling");
 	if (!strcmp(name, buf)) {
 	    ConfigVideoScaling[i] = atoi(value);
@@ -1015,6 +1088,7 @@ bool cPluginSoftHdDevice::SetupParse(const char *name, const char *value)
 	    return true;
 	}
     }
+
     if (!strcmp(name, "AudioDelay")) {
 	VideoSetAudioDelay(ConfigVideoAudioDelay = atoi(value));
 	return true;
@@ -1024,6 +1098,17 @@ bool cPluginSoftHdDevice::SetupParse(const char *name, const char *value)
 	return true;
     }
 
+    if (!strcmp(name, "AutoCrop.Interval")) {
+	VideoSetAutoCrop(ConfigAutoCropInterval =
+	    atoi(value), ConfigAutoCropDelay);
+	return true;
+    }
+    if (!strcmp(name, "AutoCrop.Delay")) {
+	VideoSetAutoCrop(ConfigAutoCropInterval, ConfigAutoCropDelay =
+	    atoi(value));
+	return true;
+    }
+
     return false;
 }
 

vdr-softhddevice-9999.ebuild

@@ -21,15 +21,15 @@ SRC_URI=""
 LICENSE="AGPL-3"
 SLOT="0"
 KEYWORDS="~x86 ~amd64"
-IUSE="vaapi vdpau alsa oss yaepg"
+IUSE="vaapi vdpau alsa oss yaepg opengl"
 
 DEPEND=">=x11-libs/libxcb-1.7
 		x11-libs/xcb-util
 		x11-libs/xcb-util-wm
-		x11-libs/xcb-util-wm
 		x11-libs/xcb-util-keysyms
 		x11-libs/xcb-util-renderutil
 		x11-libs/libX11
+		opengl? ( virtual/opengl )
 		>=media-video/ffmpeg-0.7
 		sys-devel/gettext
 		sys-devel/make
@@ -39,6 +39,7 @@ DEPEND=">=x11-libs/libxcb-1.7
 		vdpau? ( x11-libs/libvdpau )
 		vaapi? ( x11-libs/libva )
 		alsa? ( media-libs/alsa-lib )
+		oss? ( sys-kernel/linux-headers )
 "
 
 src_prepare() {

video.h

@@ -37,6 +37,9 @@ typedef struct _video_hw_decoder_ VideoHwDecoder;
     /// Allocate new video hardware decoder.
 extern VideoHwDecoder *VideoNewHwDecoder(void);
 
+    /// Deallocate video hardware decoder.
+extern void VideoDelHwDecoder(VideoHwDecoder *);
+
     /// Get and allocate a video hardware surface.
 extern unsigned VideoGetSurface(VideoHwDecoder *);
 
@@ -97,14 +100,23 @@ extern void VideoSetSharpen(int[]);
     /// Set audio delay.
 extern void VideoSetAudioDelay(int);
 
+    /// Set auto-crop parameters.
+extern void VideoSetAutoCrop(int, int);
+
     /// Clear OSD.
 extern void VideoOsdClear(void);
 
     /// Draw an OSD ARGB image.
 extern void VideoOsdDrawARGB(int, int, int, int, const uint8_t *);
 
+    /// Get OSD size.
+extern void VideoGetOsdSize(int *, int *);
+
 extern int64_t VideoGetClock(void);	///< Get video clock.
 
+    /// Grab screen.
+extern uint8_t *VideoGrab(int *, int *, int *);
+
 extern void VideoOsdInit(void);		///< Setup osd.
 extern void VideoOsdExit(void);		///< Cleanup osd.