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author | Klaus Schmidinger <vdr@tvdr.de> | 2015-09-10 13:51:49 +0200 |
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committer | Klaus Schmidinger <vdr@tvdr.de> | 2015-09-10 13:51:49 +0200 |
commit | a384d14f925877d240bbbe7705ba0bc678411b86 (patch) | |
tree | a0aec18486657c974ffdfaa0e33e0deadaaf15c6 /PLUGINS/src/dvbsddevice/dvbsdffdevice.c | |
parent | 471c1cc044c4969c700be040b5092d570984af55 (diff) | |
download | vdr-a384d14f925877d240bbbe7705ba0bc678411b86.tar.gz vdr-a384d14f925877d240bbbe7705ba0bc678411b86.tar.bz2 |
No longer delivering the dvbsddevice and rcu plugins with the source archive
Diffstat (limited to 'PLUGINS/src/dvbsddevice/dvbsdffdevice.c')
-rw-r--r-- | PLUGINS/src/dvbsddevice/dvbsdffdevice.c | 784 |
1 files changed, 0 insertions, 784 deletions
diff --git a/PLUGINS/src/dvbsddevice/dvbsdffdevice.c b/PLUGINS/src/dvbsddevice/dvbsdffdevice.c deleted file mode 100644 index 5711e04d..00000000 --- a/PLUGINS/src/dvbsddevice/dvbsdffdevice.c +++ /dev/null @@ -1,784 +0,0 @@ -/* - * dvbsdffdevice.h: The DVB SD Full Featured device interface - * - * See the README file for copyright information and how to reach the author. - * - * $Id: dvbsdffdevice.c 3.3 2014/03/15 12:35:21 kls Exp $ - */ - -#include "dvbsdffdevice.h" -#include <errno.h> -#include <limits.h> -#include <linux/videodev2.h> -#include <linux/dvb/audio.h> -#include <linux/dvb/dmx.h> -#include <linux/dvb/video.h> -#include <sys/ioctl.h> -#include <sys/mman.h> -#include <vdr/eitscan.h> -#include <vdr/transfer.h> -#include "dvbsdffosd.h" - -// --- cDvbSdFfDevice -------------------------------------------------------- - -int cDvbSdFfDevice::devVideoOffset = -1; - -cDvbSdFfDevice::cDvbSdFfDevice(int Adapter, int Frontend, bool OutputOnly) -:cDvbDevice(Adapter, Frontend) -{ - spuDecoder = NULL; - digitalAudio = false; - playMode = pmNone; - outputOnly = OutputOnly; - - // Devices that are only present on cards with decoders: - - fd_osd = DvbOpen(DEV_DVB_OSD, adapter, frontend, O_RDWR); - fd_video = DvbOpen(DEV_DVB_VIDEO, adapter, frontend, O_RDWR | O_NONBLOCK); - fd_audio = DvbOpen(DEV_DVB_AUDIO, adapter, frontend, O_RDWR | O_NONBLOCK); - fd_stc = DvbOpen(DEV_DVB_DEMUX, adapter, frontend, O_RDWR); - - // The offset of the /dev/video devices: - - if (devVideoOffset < 0) { // the first one checks this - FILE *f = NULL; - char buffer[PATH_MAX]; - for (int ofs = 0; ofs < 100; ofs++) { - snprintf(buffer, sizeof(buffer), "/proc/video/dev/video%d", ofs); - if ((f = fopen(buffer, "r")) != NULL) { - if (fgets(buffer, sizeof(buffer), f)) { - if (strstr(buffer, "DVB Board")) { // found the _first_ DVB card - devVideoOffset = ofs; - dsyslog("video device offset is %d", devVideoOffset); - break; - } - } - else - break; - fclose(f); - } - else - break; - } - if (devVideoOffset < 0) - devVideoOffset = 0; - if (f) - fclose(f); - } - devVideoIndex = devVideoOffset >= 0 ? devVideoOffset++ : -1; -} - -cDvbSdFfDevice::~cDvbSdFfDevice() -{ - delete spuDecoder; - // We're not explicitly closing any device files here, since this sometimes - // caused segfaults. Besides, the program is about to terminate anyway... -} - -void cDvbSdFfDevice::MakePrimaryDevice(bool On) -{ - if (On) - new cDvbOsdProvider(fd_osd); - cDvbDevice::MakePrimaryDevice(On); -} - -bool cDvbSdFfDevice::HasDecoder(void) const -{ - return true; -} - -bool cDvbSdFfDevice::AvoidRecording(void) const -{ - return true; -} - -cSpuDecoder *cDvbSdFfDevice::GetSpuDecoder(void) -{ - if (!spuDecoder && IsPrimaryDevice()) - spuDecoder = new cDvbSpuDecoder(); - return spuDecoder; -} - -uchar *cDvbSdFfDevice::GrabImage(int &Size, bool Jpeg, int Quality, int SizeX, int SizeY) -{ - if (devVideoIndex < 0) - return NULL; - char buffer[PATH_MAX]; - snprintf(buffer, sizeof(buffer), "%s%d", DEV_VIDEO, devVideoIndex); - int videoDev = open(buffer, O_RDWR); - if (videoDev >= 0) { - uchar *result = NULL; - // set up the size and RGB - v4l2_format fmt; - memset(&fmt, 0, sizeof(fmt)); - fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - fmt.fmt.pix.width = SizeX; - fmt.fmt.pix.height = SizeY; - fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_BGR24; - fmt.fmt.pix.field = V4L2_FIELD_ANY; - if (ioctl(videoDev, VIDIOC_S_FMT, &fmt) == 0) { - v4l2_requestbuffers reqBuf; - memset(&reqBuf, 0, sizeof(reqBuf)); - reqBuf.count = 2; - reqBuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - reqBuf.memory = V4L2_MEMORY_MMAP; - if (ioctl(videoDev, VIDIOC_REQBUFS, &reqBuf) >= 0) { - v4l2_buffer mbuf; - memset(&mbuf, 0, sizeof(mbuf)); - mbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - mbuf.memory = V4L2_MEMORY_MMAP; - if (ioctl(videoDev, VIDIOC_QUERYBUF, &mbuf) == 0) { - int msize = mbuf.length; - unsigned char *mem = (unsigned char *)mmap(0, msize, PROT_READ | PROT_WRITE, MAP_SHARED, videoDev, 0); - if (mem && mem != (unsigned char *)-1) { - v4l2_buffer buf; - memset(&buf, 0, sizeof(buf)); - buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - buf.memory = V4L2_MEMORY_MMAP; - buf.index = 0; - if (ioctl(videoDev, VIDIOC_QBUF, &buf) == 0) { - v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - if (ioctl (videoDev, VIDIOC_STREAMON, &type) == 0) { - memset(&buf, 0, sizeof(buf)); - buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - buf.memory = V4L2_MEMORY_MMAP; - buf.index = 0; - if (ioctl(videoDev, VIDIOC_DQBUF, &buf) == 0) { - if (ioctl(videoDev, VIDIOC_STREAMOFF, &type) == 0) { - // make RGB out of BGR: - int memsize = fmt.fmt.pix.width * fmt.fmt.pix.height; - unsigned char *mem1 = mem; - for (int i = 0; i < memsize; i++) { - unsigned char tmp = mem1[2]; - mem1[2] = mem1[0]; - mem1[0] = tmp; - mem1 += 3; - } - - if (Quality < 0) - Quality = 100; - - dsyslog("grabbing to %s %d %d %d", Jpeg ? "JPEG" : "PNM", Quality, fmt.fmt.pix.width, fmt.fmt.pix.height); - if (Jpeg) { - // convert to JPEG: - result = RgbToJpeg(mem, fmt.fmt.pix.width, fmt.fmt.pix.height, Size, Quality); - if (!result) - esyslog("ERROR: failed to convert image to JPEG"); - } - else { - // convert to PNM: - char buf[32]; - snprintf(buf, sizeof(buf), "P6\n%d\n%d\n255\n", fmt.fmt.pix.width, fmt.fmt.pix.height); - int l = strlen(buf); - int bytes = memsize * 3; - Size = l + bytes; - result = MALLOC(uchar, Size); - if (result) { - memcpy(result, buf, l); - memcpy(result + l, mem, bytes); - } - else - esyslog("ERROR: failed to convert image to PNM"); - } - } - else - esyslog("ERROR: video device VIDIOC_STREAMOFF failed"); - } - else - esyslog("ERROR: video device VIDIOC_DQBUF failed"); - } - else - esyslog("ERROR: video device VIDIOC_STREAMON failed"); - } - else - esyslog("ERROR: video device VIDIOC_QBUF failed"); - munmap(mem, msize); - } - else - esyslog("ERROR: failed to memmap video device"); - } - else - esyslog("ERROR: video device VIDIOC_QUERYBUF failed"); - } - else - esyslog("ERROR: video device VIDIOC_REQBUFS failed"); - } - else - esyslog("ERROR: video device VIDIOC_S_FMT failed"); - close(videoDev); - return result; - } - else - LOG_ERROR_STR(buffer); - return NULL; -} - -void cDvbSdFfDevice::SetVideoDisplayFormat(eVideoDisplayFormat VideoDisplayFormat) -{ - cDevice::SetVideoDisplayFormat(VideoDisplayFormat); - if (Setup.VideoFormat) { - CHECK(ioctl(fd_video, VIDEO_SET_DISPLAY_FORMAT, VIDEO_LETTER_BOX)); - } - else { - switch (VideoDisplayFormat) { - case vdfPanAndScan: - CHECK(ioctl(fd_video, VIDEO_SET_DISPLAY_FORMAT, VIDEO_PAN_SCAN)); - break; - case vdfLetterBox: - CHECK(ioctl(fd_video, VIDEO_SET_DISPLAY_FORMAT, VIDEO_LETTER_BOX)); - break; - case vdfCenterCutOut: - CHECK(ioctl(fd_video, VIDEO_SET_DISPLAY_FORMAT, VIDEO_CENTER_CUT_OUT)); - break; - default: esyslog("ERROR: unknown video display format %d", VideoDisplayFormat); - } - } -} - -void cDvbSdFfDevice::SetVideoFormat(bool VideoFormat16_9) -{ - CHECK(ioctl(fd_video, VIDEO_SET_FORMAT, VideoFormat16_9 ? VIDEO_FORMAT_16_9 : VIDEO_FORMAT_4_3)); - SetVideoDisplayFormat(eVideoDisplayFormat(Setup.VideoDisplayFormat)); -} - -void cDvbSdFfDevice::GetVideoSize(int &Width, int &Height, double &VideoAspect) -{ - if (fd_video >= 0) { - video_size_t vs; - if (ioctl(fd_video, VIDEO_GET_SIZE, &vs) == 0) { - Width = vs.w; - Height = vs.h; - switch (vs.aspect_ratio) { - default: - case VIDEO_FORMAT_4_3: VideoAspect = 4.0 / 3.0; break; - case VIDEO_FORMAT_16_9: VideoAspect = 16.0 / 9.0; break; - case VIDEO_FORMAT_221_1: VideoAspect = 2.21; break; - } - return; - } - else - LOG_ERROR; - } - cDevice::GetVideoSize(Width, Height, VideoAspect); -} - -void cDvbSdFfDevice::GetOsdSize(int &Width, int &Height, double &PixelAspect) -{ - if (fd_video >= 0) { - video_size_t vs; - if (ioctl(fd_video, VIDEO_GET_SIZE, &vs) == 0) { - Width = 720; - if (vs.h != 480 && vs.h != 240) - Height = 576; // PAL - else - Height = 480; // NTSC - switch (Setup.VideoFormat ? vs.aspect_ratio : VIDEO_FORMAT_4_3) { - default: - case VIDEO_FORMAT_4_3: PixelAspect = 4.0 / 3.0; break; - case VIDEO_FORMAT_221_1: // FF DVB cards only distinguish between 4:3 and 16:9 - case VIDEO_FORMAT_16_9: PixelAspect = 16.0 / 9.0; break; - } - PixelAspect /= double(Width) / Height; - return; - } - else - LOG_ERROR; - } - cDevice::GetOsdSize(Width, Height, PixelAspect); -} - -bool cDvbSdFfDevice::SetAudioBypass(bool On) -{ - if (setTransferModeForDolbyDigital != 1) - return false; - return ioctl(fd_audio, AUDIO_SET_BYPASS_MODE, On) == 0; -} - -// ptAudio ptVideo ptPcr ptTeletext ptDolby ptOther -static dmx_pes_type_t PesTypes[] = { DMX_PES_AUDIO, DMX_PES_VIDEO, DMX_PES_PCR, DMX_PES_TELETEXT, DMX_PES_OTHER, DMX_PES_OTHER }; - -bool cDvbSdFfDevice::SetPid(cPidHandle *Handle, int Type, bool On) -{ - if (Handle->pid) { - dmx_pes_filter_params pesFilterParams; - memset(&pesFilterParams, 0, sizeof(pesFilterParams)); - if (On) { - if (Handle->handle < 0) { - Handle->handle = DvbOpen(DEV_DVB_DEMUX, adapter, frontend, O_RDWR | O_NONBLOCK, true); - if (Handle->handle < 0) { - LOG_ERROR; - return false; - } - } - pesFilterParams.pid = Handle->pid; - pesFilterParams.input = DMX_IN_FRONTEND; - pesFilterParams.output = (Type <= ptTeletext && Handle->used <= 1) ? DMX_OUT_DECODER : DMX_OUT_TS_TAP; - pesFilterParams.pes_type= PesTypes[Type < ptOther ? Type : ptOther]; - pesFilterParams.flags = DMX_IMMEDIATE_START; - if (ioctl(Handle->handle, DMX_SET_PES_FILTER, &pesFilterParams) < 0) { - LOG_ERROR; - return false; - } - } - else if (!Handle->used) { - CHECK(ioctl(Handle->handle, DMX_STOP)); - if (Type <= ptTeletext) { - pesFilterParams.pid = 0x1FFF; - pesFilterParams.input = DMX_IN_FRONTEND; - pesFilterParams.output = DMX_OUT_DECODER; - pesFilterParams.pes_type= PesTypes[Type]; - pesFilterParams.flags = DMX_IMMEDIATE_START; - CHECK(ioctl(Handle->handle, DMX_SET_PES_FILTER, &pesFilterParams)); - if (PesTypes[Type] == DMX_PES_VIDEO) // let's only do this once - SetPlayMode(pmNone); // necessary to switch a PID from DMX_PES_VIDEO/AUDIO to DMX_PES_OTHER - } - close(Handle->handle); - Handle->handle = -1; - } - } - return true; -} - -bool cDvbSdFfDevice::ProvidesSource(int Source) const -{ - if (outputOnly) - return false; - else - return cDvbDevice::ProvidesSource(Source); -} - -int cDvbSdFfDevice::NumProvidedSystems(void) const -{ - if (outputOnly) - return 0; - return cDvbDevice::NumProvidedSystems(); -} - -void cDvbSdFfDevice::TurnOffLiveMode(bool LiveView) -{ - if (LiveView) { - // Avoid noise while switching: - CHECK(ioctl(fd_audio, AUDIO_SET_MUTE, true)); - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, true)); - CHECK(ioctl(fd_audio, AUDIO_CLEAR_BUFFER)); - CHECK(ioctl(fd_video, VIDEO_CLEAR_BUFFER)); - } - - // Turn off live PIDs: - - DetachAll(pidHandles[ptAudio].pid); - DetachAll(pidHandles[ptVideo].pid); - DetachAll(pidHandles[ptPcr].pid); - DetachAll(pidHandles[ptTeletext].pid); - DelPid(pidHandles[ptAudio].pid); - DelPid(pidHandles[ptVideo].pid); - DelPid(pidHandles[ptPcr].pid, ptPcr); - DelPid(pidHandles[ptTeletext].pid); - DelPid(pidHandles[ptDolby].pid); -} - -bool cDvbSdFfDevice::SetChannelDevice(const cChannel *Channel, bool LiveView) -{ - int apid = Channel->Apid(0); - int vpid = Channel->Vpid(); - int dpid = Channel->Dpid(0); - - bool DoTune = !IsTunedToTransponder(Channel); - - bool pidHandlesVideo = vpid && pidHandles[ptVideo].pid == vpid; - bool pidHandlesAudio = apid && pidHandles[ptAudio].pid == apid; - - bool TurnOffLivePIDs = DoTune - || !IsPrimaryDevice() - || LiveView // for a new live view the old PIDs need to be turned off - || pidHandlesVideo // for recording the PIDs must be shifted from DMX_PES_AUDIO/VIDEO to DMX_PES_OTHER - ; - - bool StartTransferMode = IsPrimaryDevice() && !DoTune - && (LiveView && HasPid(vpid ? vpid : apid) && (!pidHandlesVideo || (!pidHandlesAudio && (dpid ? pidHandles[ptAudio].pid != dpid : true)))// the PID is already set as DMX_PES_OTHER - || !LiveView && (pidHandlesVideo || pidHandlesAudio) // a recording is going to shift the PIDs from DMX_PES_AUDIO/VIDEO to DMX_PES_OTHER - ); - if (CamSlot() && !ChannelCamRelations.CamDecrypt(Channel->GetChannelID(), CamSlot()->SlotNumber())) - StartTransferMode |= LiveView && IsPrimaryDevice() && Channel->Ca() >= CA_ENCRYPTED_MIN; - - bool TurnOnLivePIDs = !StartTransferMode && LiveView; - - // Turn off live PIDs if necessary: - - if (TurnOffLivePIDs) - TurnOffLiveMode(LiveView); - - // Set the tuner: - - if (!cDvbDevice::SetChannelDevice(Channel, LiveView)) - return false; - - // PID settings: - - if (TurnOnLivePIDs) { - SetAudioBypass(false); - if (!(AddPid(Channel->Ppid(), ptPcr) && AddPid(vpid, ptVideo) && AddPid(apid, ptAudio))) { - esyslog("ERROR: failed to set PIDs for channel %d on device %d", Channel->Number(), CardIndex() + 1); - return false; - } - if (IsPrimaryDevice()) - AddPid(Channel->Tpid(), ptTeletext); - CHECK(ioctl(fd_audio, AUDIO_SET_MUTE, true)); // actually one would expect 'false' here, but according to Marco Schluessler <marco@lordzodiac.de> this works - // to avoid missing audio after replaying a DVD; with 'false' there is an audio disturbance when switching - // between two channels on the same transponder on DVB-S - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, true)); - } - else if (StartTransferMode) - cControl::Launch(new cTransferControl(this, Channel)); - - return true; -} - -int cDvbSdFfDevice::GetAudioChannelDevice(void) -{ - audio_status_t as; - CHECK(ioctl(fd_audio, AUDIO_GET_STATUS, &as)); - return as.channel_select; -} - -void cDvbSdFfDevice::SetAudioChannelDevice(int AudioChannel) -{ - CHECK(ioctl(fd_audio, AUDIO_CHANNEL_SELECT, AudioChannel)); -} - -void cDvbSdFfDevice::SetVolumeDevice(int Volume) -{ - if (digitalAudio) - Volume = 0; - audio_mixer_t am; - // conversion for linear volume response: - am.volume_left = am.volume_right = 2 * Volume - Volume * Volume / 255; - CHECK(ioctl(fd_audio, AUDIO_SET_MIXER, &am)); -} - -void cDvbSdFfDevice::SetDigitalAudioDevice(bool On) -{ - if (digitalAudio != On) { - if (digitalAudio) - cCondWait::SleepMs(1000); // Wait until any leftover digital data has been flushed - digitalAudio = On; - SetVolumeDevice(On || IsMute() ? 0 : CurrentVolume()); - } -} - -void cDvbSdFfDevice::SetAudioTrackDevice(eTrackType Type) -{ - const tTrackId *TrackId = GetTrack(Type); - if (TrackId && TrackId->id) { - SetAudioBypass(false); - if (IS_AUDIO_TRACK(Type) || (IS_DOLBY_TRACK(Type) && SetAudioBypass(true))) { - if (pidHandles[ptAudio].pid && pidHandles[ptAudio].pid != TrackId->id) { - DetachAll(pidHandles[ptAudio].pid); - if (CamSlot()) - CamSlot()->SetPid(pidHandles[ptAudio].pid, false); - pidHandles[ptAudio].pid = TrackId->id; - SetPid(&pidHandles[ptAudio], ptAudio, true); - if (CamSlot()) { - CamSlot()->SetPid(pidHandles[ptAudio].pid, true); - CamSlot()->StartDecrypting(); - } - } - } - else if (IS_DOLBY_TRACK(Type)) { - if (setTransferModeForDolbyDigital == 0) - return; - // Currently this works only in Transfer Mode - ForceTransferMode(); - } - } -} - -bool cDvbSdFfDevice::CanReplay(void) const -{ - return cDevice::CanReplay(); -} - -bool cDvbSdFfDevice::SetPlayMode(ePlayMode PlayMode) -{ - if (PlayMode != pmExtern_THIS_SHOULD_BE_AVOIDED && fd_video < 0 && fd_audio < 0) { - // reopen the devices - fd_video = DvbOpen(DEV_DVB_VIDEO, adapter, frontend, O_RDWR | O_NONBLOCK); - fd_audio = DvbOpen(DEV_DVB_AUDIO, adapter, frontend, O_RDWR | O_NONBLOCK); - SetVideoFormat(Setup.VideoFormat); - } - - switch (PlayMode) { - case pmNone: - // special handling to return from PCM replay: - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, true)); - CHECK(ioctl(fd_video, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY)); - CHECK(ioctl(fd_video, VIDEO_PLAY)); - - CHECK(ioctl(fd_video, VIDEO_STOP, true)); - CHECK(ioctl(fd_audio, AUDIO_STOP, true)); - CHECK(ioctl(fd_video, VIDEO_CLEAR_BUFFER)); - CHECK(ioctl(fd_audio, AUDIO_CLEAR_BUFFER)); - CHECK(ioctl(fd_video, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_DEMUX)); - CHECK(ioctl(fd_audio, AUDIO_SELECT_SOURCE, AUDIO_SOURCE_DEMUX)); - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, true)); - CHECK(ioctl(fd_audio, AUDIO_SET_MUTE, false)); - break; - case pmAudioVideo: - case pmAudioOnlyBlack: - if (playMode == pmNone) - TurnOffLiveMode(true); - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, true)); - CHECK(ioctl(fd_audio, AUDIO_SELECT_SOURCE, AUDIO_SOURCE_MEMORY)); - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, PlayMode == pmAudioVideo)); - CHECK(ioctl(fd_audio, AUDIO_PLAY)); - CHECK(ioctl(fd_video, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY)); - CHECK(ioctl(fd_video, VIDEO_PLAY)); - break; - case pmAudioOnly: - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, true)); - CHECK(ioctl(fd_audio, AUDIO_STOP, true)); - CHECK(ioctl(fd_audio, AUDIO_CLEAR_BUFFER)); - CHECK(ioctl(fd_audio, AUDIO_SELECT_SOURCE, AUDIO_SOURCE_MEMORY)); - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, false)); - CHECK(ioctl(fd_audio, AUDIO_PLAY)); - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, false)); - break; - case pmVideoOnly: - CHECK(ioctl(fd_video, VIDEO_SET_BLANK, true)); - CHECK(ioctl(fd_video, VIDEO_STOP, true)); - CHECK(ioctl(fd_audio, AUDIO_SELECT_SOURCE, AUDIO_SOURCE_DEMUX)); - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, false)); - CHECK(ioctl(fd_audio, AUDIO_PLAY)); - CHECK(ioctl(fd_video, VIDEO_CLEAR_BUFFER)); - CHECK(ioctl(fd_video, VIDEO_SELECT_SOURCE, VIDEO_SOURCE_MEMORY)); - CHECK(ioctl(fd_video, VIDEO_PLAY)); - break; - case pmExtern_THIS_SHOULD_BE_AVOIDED: - close(fd_video); - close(fd_audio); - fd_video = fd_audio = -1; - break; - default: esyslog("ERROR: unknown playmode %d", PlayMode); - } - playMode = PlayMode; - return true; -} - -int64_t cDvbSdFfDevice::GetSTC(void) -{ - if (fd_stc >= 0) { - struct dmx_stc stc; - stc.num = 0; - if (ioctl(fd_stc, DMX_GET_STC, &stc) == -1) { - esyslog("ERROR: stc %d: %m", CardIndex() + 1); - return -1; - } - return stc.stc / stc.base; - } - return -1; -} - -void cDvbSdFfDevice::TrickSpeed(int Speed, bool Forward) -{ - if (fd_video >= 0) - CHECK(ioctl(fd_video, VIDEO_SLOWMOTION, Speed)); -} - -void cDvbSdFfDevice::Clear(void) -{ - if (fd_video >= 0) - CHECK(ioctl(fd_video, VIDEO_CLEAR_BUFFER)); - if (fd_audio >= 0) - CHECK(ioctl(fd_audio, AUDIO_CLEAR_BUFFER)); - cDevice::Clear(); -} - -void cDvbSdFfDevice::Play(void) -{ - if (playMode == pmAudioOnly || playMode == pmAudioOnlyBlack) { - if (fd_audio >= 0) - CHECK(ioctl(fd_audio, AUDIO_CONTINUE)); - } - else { - if (fd_audio >= 0) { - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, true)); - CHECK(ioctl(fd_audio, AUDIO_CONTINUE)); - } - if (fd_video >= 0) - CHECK(ioctl(fd_video, VIDEO_CONTINUE)); - } - cDevice::Play(); -} - -void cDvbSdFfDevice::Freeze(void) -{ - if (playMode == pmAudioOnly || playMode == pmAudioOnlyBlack) { - if (fd_audio >= 0) - CHECK(ioctl(fd_audio, AUDIO_PAUSE)); - } - else { - if (fd_audio >= 0) { - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, false)); - CHECK(ioctl(fd_audio, AUDIO_PAUSE)); - } - if (fd_video >= 0) - CHECK(ioctl(fd_video, VIDEO_FREEZE)); - } - cDevice::Freeze(); -} - -void cDvbSdFfDevice::Mute(void) -{ - if (fd_audio >= 0) { - CHECK(ioctl(fd_audio, AUDIO_SET_AV_SYNC, false)); - CHECK(ioctl(fd_audio, AUDIO_SET_MUTE, true)); - } - cDevice::Mute(); -} - -void cDvbSdFfDevice::StillPicture(const uchar *Data, int Length) -{ - if (!Data || Length < TS_SIZE) - return; - if (Data[0] == 0x47) { - // TS data - cDevice::StillPicture(Data, Length); - } - else if (Data[0] == 0x00 && Data[1] == 0x00 && Data[2] == 0x01 && (Data[3] & 0xF0) == 0xE0) { - // PES data - char *buf = MALLOC(char, Length); - if (!buf) - return; - int i = 0; - int blen = 0; - while (i < Length - 6) { - if (Data[i] == 0x00 && Data[i + 1] == 0x00 && Data[i + 2] == 0x01) { - int len = Data[i + 4] * 256 + Data[i + 5]; - if ((Data[i + 3] & 0xF0) == 0xE0) { // video packet - // skip PES header - int offs = i + 6; - // skip header extension - if ((Data[i + 6] & 0xC0) == 0x80) { - // MPEG-2 PES header - if (Data[i + 8] >= Length) - break; - offs += 3; - offs += Data[i + 8]; - len -= 3; - len -= Data[i + 8]; - if (len < 0 || offs + len > Length) - break; - } - else { - // MPEG-1 PES header - while (offs < Length && len > 0 && Data[offs] == 0xFF) { - offs++; - len--; - } - if (offs <= Length - 2 && len >= 2 && (Data[offs] & 0xC0) == 0x40) { - offs += 2; - len -= 2; - } - if (offs <= Length - 5 && len >= 5 && (Data[offs] & 0xF0) == 0x20) { - offs += 5; - len -= 5; - } - else if (offs <= Length - 10 && len >= 10 && (Data[offs] & 0xF0) == 0x30) { - offs += 10; - len -= 10; - } - else if (offs < Length && len > 0) { - offs++; - len--; - } - } - if (blen + len > Length) // invalid PES length field - break; - memcpy(&buf[blen], &Data[offs], len); - i = offs + len; - blen += len; - } - else if (Data[i + 3] >= 0xBD && Data[i + 3] <= 0xDF) // other PES packets - i += len + 6; - else - i++; - } - else - i++; - } - video_still_picture sp = { buf, blen }; - CHECK(ioctl(fd_video, VIDEO_STILLPICTURE, &sp)); - free(buf); - } - else { - // non-PES data - video_still_picture sp = { (char *)Data, Length }; - CHECK(ioctl(fd_video, VIDEO_STILLPICTURE, &sp)); - } -} - -bool cDvbSdFfDevice::Poll(cPoller &Poller, int TimeoutMs) -{ - Poller.Add((playMode == pmAudioOnly || playMode == pmAudioOnlyBlack) ? fd_audio : fd_video, true); - return Poller.Poll(TimeoutMs); -} - -bool cDvbSdFfDevice::Flush(int TimeoutMs) -{ - //TODO actually this function should wait until all buffered data has been processed by the card, but how? - return true; -} - -int cDvbSdFfDevice::PlayVideo(const uchar *Data, int Length) -{ - return WriteAllOrNothing(fd_video, Data, Length, 1000, 10); -} - -int cDvbSdFfDevice::PlayAudio(const uchar *Data, int Length, uchar Id) -{ - return WriteAllOrNothing(fd_audio, Data, Length, 1000, 10); -} - -int cDvbSdFfDevice::PlayTsVideo(const uchar *Data, int Length) -{ - return WriteAllOrNothing(fd_video, Data, Length, 1000, 10); -} - -int cDvbSdFfDevice::PlayTsAudio(const uchar *Data, int Length) -{ - return WriteAllOrNothing(fd_audio, Data, Length, 1000, 10); -} - -// --- cDvbSdFfDeviceProbe --------------------------------------------------- - -cDvbSdFfDeviceProbe::cDvbSdFfDeviceProbe(void) -{ - outputOnly = false; -} - -bool cDvbSdFfDeviceProbe::Probe(int Adapter, int Frontend) -{ - static uint32_t SubsystemIds[] = { - 0x110A0000, // Fujitsu Siemens DVB-C - 0x13C20000, // Technotrend/Hauppauge WinTV DVB-S rev1.X or Fujitsu Siemens DVB-C - 0x13C20001, // Technotrend/Hauppauge WinTV DVB-T rev1.X - 0x13C20002, // Technotrend/Hauppauge WinTV DVB-C rev2.X - 0x13C20003, // Technotrend/Hauppauge WinTV Nexus-S rev2.X - 0x13C20004, // Galaxis DVB-S rev1.3 - 0x13C20006, // Fujitsu Siemens DVB-S rev1.6 - 0x13C20008, // Technotrend/Hauppauge DVB-T - 0x13C2000A, // Technotrend/Hauppauge WinTV Nexus-CA rev1.X - 0x13C2000E, // Technotrend/Hauppauge WinTV Nexus-S rev2.3 - 0x13C21002, // Technotrend/Hauppauge WinTV DVB-S rev1.3 SE - 0x00000000 - }; - uint32_t SubsystemId = GetSubsystemId(Adapter, Frontend); - for (uint32_t *sid = SubsystemIds; *sid; sid++) { - if (*sid == SubsystemId) { - dsyslog("creating cDvbSdFfDevice"); - new cDvbSdFfDevice(Adapter, Frontend, outputOnly); - return true; - } - } - return false; -} |