From 45287b2c2b9213d7bcfe443125e2aae6ef5a22dc Mon Sep 17 00:00:00 2001 From: voroshil Date: Sat, 13 Oct 2007 17:14:39 +0000 Subject: DirectShow based tv:// driver for win32 Teletext is also supported (but 625 system parameters are hardcoded). pthreads is required for teletext. Code is still experimental. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@24772 b3059339-0415-0410-9bf9-f77b7e298cf2 --- stream/Makefile | 1 + stream/stream_tv.c | 16 +- stream/tv.c | 26 +- stream/tv.h | 37 +- stream/tvi_dshow.c | 3298 ++++++++++++++++++++++++++++++++++++++++++++++++++++ stream/tvi_dshow.h | 693 +++++++++++ 6 files changed, 4062 insertions(+), 9 deletions(-) create mode 100644 stream/tvi_dshow.c create mode 100644 stream/tvi_dshow.h (limited to 'stream') diff --git a/stream/Makefile b/stream/Makefile index 623154359e..f69b5d350c 100644 --- a/stream/Makefile +++ b/stream/Makefile @@ -52,6 +52,7 @@ SRCS_COMMON-$(STREAM_CACHE) += cache2.c SRCS_COMMON-$(STREAMING_LIVE555) += stream_livedotcom.c SRCS_COMMON-$(TV) += stream_tv.c tv.c frequencies.c tvi_dummy.c SRCS_COMMON-$(TV_BSDBT848) += tvi_bsdbt848.c +SRCS_COMMON-$(TV_DSHOW) += tvi_dshow.c SRCS_COMMON-$(TV_TELETEXT) += tvi_vbi.c SRCS_COMMON-$(TV_V4L1) += tvi_v4l.c audio_in.c SRCS_COMMON-$(TV_V4L2) += tvi_v4l2.c audio_in.c diff --git a/stream/stream_tv.c b/stream/stream_tv.c index 95ba0b97a7..4328e72df9 100644 --- a/stream/stream_tv.c +++ b/stream/stream_tv.c @@ -36,7 +36,7 @@ tv_param_t stream_tv_defaults = { "europe-east", //chanlist "pal", //norm 0, //automute -#ifdef HAVE_TV_V4L2 +#if defined(HAVE_TV_V4L2) || defined(HAVE_TV_DSHOW) -1, //normid #endif NULL, //device @@ -51,15 +51,18 @@ tv_param_t stream_tv_defaults = { 0, //immediate; 44100, //audiorate; 0, //audio_id -#if defined(HAVE_TV_V4L) +#if defined(HAVE_TV_V4L) || defined(HAVE_TV_DSHOW) -1, //amode -1, //volume +#if defined(HAVE_TV_V4L) -1, //bass -1, //treble -1, //balance -1, //forcechan 0, //force_audio +#endif -1, //buffer_size +#if defined(HAVE_TV_V4L) 0, //mjpeg 2, //decimation 90, //quality @@ -68,6 +71,7 @@ tv_param_t stream_tv_defaults = { #endif #endif NULL, //adevice +#endif 0, //brightness 0, //contrast 0, //hue @@ -80,7 +84,13 @@ tv_param_t stream_tv_defaults = { 0, //scan_autostart 50, //scan_threshold - 0.5 //scan_period + 0.5, //scan_period +#ifdef HAVE_TV_DSHOW + 0, //hidden_video_renderer; + 0, //hidden_vp_renderer; + 0, //system_clock; + 0 //normalize_audio_chunks; +#endif }; #define ST_OFF(f) M_ST_OFF(tv_param_t,f) diff --git a/stream/tv.c b/stream/tv.c index 3315905930..7443445e28 100644 --- a/stream/tv.c +++ b/stream/tv.c @@ -42,6 +42,9 @@ char *tv_channel_last_real; /* enumerating drivers (like in stream.c) */ extern tvi_info_t tvi_info_dummy; +#ifdef HAVE_TV_DSHOW +extern tvi_info_dshow; +#endif #ifdef HAVE_TV_V4L1 extern tvi_info_t tvi_info_v4l; #endif @@ -62,6 +65,9 @@ static const tvi_info_t* tvi_driver_list[]={ #endif #ifdef HAVE_TV_BSDBT848 &tvi_info_bsdbt848, +#endif +#ifdef HAVE_TV_DSHOW + &tvi_info_dshow, #endif &tvi_info_dummy, NULL @@ -200,9 +206,14 @@ static int demux_tv_fill_buffer(demuxer_t *demux, demux_stream_t *ds) static int norm_from_string(tvi_handle_t *tvh, char* norm) { + if (1 #ifdef HAVE_TV_V4L2 - if (strcmp(tvh->tv_param->driver, "v4l2") != 0) { + && strcmp(tvh->tv_param->driver, "v4l2") != 0 && #endif +#ifdef HAVE_TV_DSHOW + && strcmp(tvh->tv_param->driver, "dshow") != 0 +#endif + ) { if (!strcasecmp(norm, "pal")) return TV_NORM_PAL; else if (!strcasecmp(norm, "ntsc")) @@ -221,7 +232,7 @@ static int norm_from_string(tvi_handle_t *tvh, char* norm) mp_msg(MSGT_TV, MSGL_WARN, MSGTR_TV_BogusNormParameter, norm, "PAL"); return TV_NORM_PAL; } -#ifdef HAVE_TV_V4L2 +#if defined(HAVE_TV_V4L2) || defined(HAVE_TV_DSHOW) } else { tvi_functions_t *funcs = tvh->functions; char str[8]; @@ -361,8 +372,15 @@ static int open_tv(tvi_handle_t *tvh) /* set some params got from cmdline */ funcs->control(tvh->priv, TVI_CONTROL_SPC_SET_INPUT, &tvh->tv_param->input); +#if defined(HAVE_TV_V4L2) || defined(HAVE_TV_DSHOW) + if (0 #ifdef HAVE_TV_V4L2 - if (!strcmp(tvh->tv_param->driver, "v4l2") && tvh->tv_param->normid >= 0) { + || (!strcmp(tvh->tv_param->driver, "v4l2") && tvh->tv_param->normid >= 0) +#endif +#ifdef HAVE_TV_DSHOW + || (!strcmp(tvh->tv_param->driver, "dshow") && tvh->tv_param->normid >= 0) +#endif + ) { mp_msg(MSGT_TV, MSGL_V, MSGTR_TV_SelectedNormId, tvh->tv_param->normid); if (funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->tv_param->normid) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TV_CannotSetNorm); @@ -376,7 +394,7 @@ static int open_tv(tvi_handle_t *tvh) if (funcs->control(tvh->priv, TVI_CONTROL_TUN_SET_NORM, &tvh->norm) != TVI_CONTROL_TRUE) { mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TV_CannotSetNorm); } -#ifdef HAVE_TV_V4L2 +#if defined(HAVE_TV_V4L2) || defined(HAVE_TV_DSHOW) } #endif diff --git a/stream/tv.h b/stream/tv.h index ff04a901d3..acd78f108f 100644 --- a/stream/tv.h +++ b/stream/tv.h @@ -11,7 +11,7 @@ typedef struct tv_param_s { char *chanlist; char *norm; int automute; -#ifdef HAVE_TV_V4L2 +#if defined(HAVE_TV_V4L2) || defined(HAVE_TV_DSHOW) int normid; #endif char *device; @@ -26,15 +26,18 @@ typedef struct tv_param_s { int immediate; int audiorate; int audio_id; -#if defined(HAVE_TV_V4L) +#if defined(HAVE_TV_V4L) || defined(HAVE_TV_DSHOW) int amode; int volume; +#if defined(HAVE_TV_V4L) int bass; int treble; int balance; int forcechan; int force_audio; +#endif int buffer_size; +#if defined(HAVE_TV_V4L) int mjpeg; int decimation; int quality; @@ -43,6 +46,7 @@ typedef struct tv_param_s { #endif #endif char* adevice; +#endif int brightness; int contrast; int hue; @@ -56,6 +60,35 @@ typedef struct tv_param_s { int scan; int scan_threshold; float scan_period; + +#ifdef HAVE_TV_DSHOW + /** + Terminate stream with video renderer instead of Null renderer + Will help if video freezes but audio does not. + May not work with -vo directx and -vf crop combination. + */ + int hidden_video_renderer; + /** + For VIVO cards VP pin have to be rendered too. + This tweak will cause VidePort pin stream to be terminated with video renderer + instead of removing it from graph. + Use if your card have vp pin and video is still choppy. + May not work with -vo directx and -vf crop combination. + */ + int hidden_vp_renderer; + /** + Use system clock as sync source instead of default graph clock (usually the clock + from one of live sources in graph. + */ + int system_clock; + /** + Some audio cards creates audio chunks with about 0.5 sec size. + This can cause choppy video when using mplayer with immediatemode=0 + Use followingtweak to decrease audio chunk sizes. + It will create audio chunks with time length equal to one video frame time. + */ + int normalize_audio_chunks; +#endif } tv_param_t; extern tv_param_t stream_tv_defaults; diff --git a/stream/tvi_dshow.c b/stream/tvi_dshow.c new file mode 100644 index 0000000000..43ab094c2f --- /dev/null +++ b/stream/tvi_dshow.c @@ -0,0 +1,3298 @@ +/* + * TV support under Win32 + * + * (C) 2007 Vladimir Voroshilov . + * + * Based on tvi_dummy.c with help of tv.c, tvi_v4l2.c code . + * + * ------------------------------------------------------------------------------- + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + * + * ------------------------------------------------------------------------------- + * + * + * WARNING: This is alpha code! + * + * Abilities: + * * Watching TV under Win32 using WDM Capture driver and DirectShow + * * Grabbing synchronized audio/video with mencoder (synchronization is beeing done by DirectShow) + * * If device driver provides IAMStreamConfig interface, user can choose width/height with "-tv height=:width=" + * * Adjusting BRIGHTNESS,HUE,SATURATION,CONTRAST if supported by device + * * Selecting Tuner,S-Video,... as media source + * * User can select used video capture device, passing -tv device= + * * User can select used audio input, passing -tv audioid= + * + * options which will not be implemented (probably sometime in future, if possible): + * * alsa + * * mjpeg + * * decimation=<1|2|4> + * * quality=<0\-100> + * * forceaudio + * * forcechan=<1\-2> + * * [volume|bass|treble|balance] + * + * Works with: + * - LifeView FlyTV Prime 34FM (SAA7134 based) with driver from Ivan Uskov + * Partially works with: + * - ATI 9200 VIVO based card + * - ATI AIW 7500 + * - nVidia Ti-4400 + * + * Known bugs: + * * stream goes with 24.93 FPS (NTSC), while reporting 25 FPS (PAL) ?! + * * direct set frequency call does not work ('Insufficient Buffer' error) + * * audio stream goes with about 1 sample/sec rate when capturing sound from audio card + * + * TODO: + * * check audio with small buffer on vivo !!! + * * norm for IAMVideoDecoder and for IAMTVtuner - differs !! + * * check how to change TVFormat on VIVO card without tuner + * * Flip image upside-down for RGB formats. + * * + * * remove debug sleep() + * * Add some notes to methods' parameters + * * refactor console messages + * * check using header files and keep only needed + * * add additional comments to methods' bodies + * + */ + + +/// \ingroup tvi_dshow + +#include "config.h" + +#include +#include "libmpcodecs/img_format.h" +#include "libaf/af_format.h" +#include "help_mp.h" +#include "osdep/timer.h" + + +#include "tv.h" +#include "mp_msg.h" +#include "frequencies.h" + + +#include "tvi_dshow.h" + +static tvi_handle_t *tvi_init_dshow(tv_param_t* tv_param); + +/* +*--------------------------------------------------------------------------------------- +* +* Data structures +* +*--------------------------------------------------------------------------------------- +*/ +/** + information about this file +*/ +tvi_info_t tvi_info_dshow = { + tvi_init_dshow, + "DirectShow TV", + "dshow", + "Vladimir Voroshilov", + "Very experimental!! Use with caution" +}; + + +/** +ringbuffer related info +*/ +typedef struct { + CRITICAL_SECTION *pMutex; ///< pointer to critical section (mutex) + char **ringbuffer; ///< ringbuffer array + double*dpts; ///< samples' timestamps + + int buffersize; ///< size of buffer in blocks + int blocksize; ///< size of individual block + int head; ///< index of first valid sample + int tail; ///< index of last valid sample + int count; ///< count of valid samples in ringbuffer + double tStart; ///< pts of first sample (first sample should have pts 0) +} grabber_ringbuffer_t; + +/** + CSampleGrabberCD definition +*/ +typedef struct CSampleGrabberCB { + ISampleGrabberCBVtbl *lpVtbl; + int refcount; + GUID interfaces[2]; + grabber_ringbuffer_t *pbuf; +} CSampleGrabberCB; + +typedef struct { + int dev_index; ///< capture device index in device list (defaul: 0, first available device) + int adev_index; ///< audio capture device index in device list (default: -1, not used) + int immediate_mode; ///< immediate mode (no sound capture) + int state; ///< state: 1-filter graph running, 0-filter graph stopped + int direct_setfreq_call; ///< 0-find nearest channels from system channel list(workaround),1-direct call to set frequency + int direct_getfreq_call; ///< 0-find frequncy from frequency table (workaround),1-direct call to get frequency + + int fcc; ///< used video format code (FourCC) + int width; ///< picture width (default: auto) + int height; ///< picture height (default: auto) + + int channels; ///< number of audio channels (default: auto) + int samplerate; ///< audio samplerate (default: auto) + + long *freq_table; ///< frequency table (in Hz) + int freq_table_len; ///< length of freq table + int first_channel; ///< channel number of first entry in freq table + int input; ///< used input + + // video related stuff + int nVideoFormatUsed; ///< index of used video format + AM_MEDIA_TYPE **arpmtVideo; ///< available video formats + VIDEO_STREAM_CONFIG_CAPS **arVideoCaps; ///< capabilities of output video + AM_MEDIA_TYPE *pmtVideo; ///< video stream properties + grabber_ringbuffer_t *v_buf; + IBaseFilter *pVideoFilter; ///< interface for capture device + IAMStreamConfig *pVideoStreamConfig; ///< for configuring video stream + + // audio related stuff + int nAudioFormatUsed; ///< index of used audio format + AM_MEDIA_TYPE **arpmtAudio; ///< available audio formats + AUDIO_STREAM_CONFIG_CAPS **arAudioCaps; ///< capabilities of output audio + AM_MEDIA_TYPE *pmtAudio; ///< audio stream properties. + grabber_ringbuffer_t *a_buf; + IBaseFilter *pAudioFilter; ///< interface for audio capture device (if adevice passed) + IAMStreamConfig *pAudioStreamConfig; ///< for configuring audio stream + + AM_MEDIA_TYPE *pmtVBI; ///< available audio formats + grabber_ringbuffer_t *vbi_buf; + + IAMTVTuner *pTVTuner; ///< interface for tuner device + IGraphBuilder *pGraph; ///< filter graph + ICaptureGraphBuilder2 *pBuilder; ///< graph builder + IMediaControl *pMediaControl; ///< interface for controlling graph (start, stop,...) + IAMVideoProcAmp *pVideoProcAmp; ///< for adjusting hue,saturation,etc + IAMCrossbar *pCrossbar; ///< for selecting input (Tuner,Composite,S-Video,...) + DWORD dwRegister; ///< allow graphedit to connect to our graph + CSampleGrabberCB* pCSGCB; ///< callback object + void *priv_vbi; ///< private VBI data structure + tt_stream_props tsp; ///< data for VBI initialization + + tv_param_t* tv_param; ///< TV parameters +} priv_t; + +#include "tvi_def.h" + +/** + country table entry structure (for loading freq table stored in kstvtuner.ax + + \note + structure have to be 2-byte aligned and have 10-byte length!! +*/ +typedef struct __attribute__((__packed__)) { + WORD CountryCode; ///< Country code + WORD CableFreqTable; ///< index of resource with frequencies for cable channels + WORD BroadcastFreqTable; ///< index of resource with frequencies for broadcast channels + DWORD VideoStandard; ///< used video standard +} TRCCountryList; +/** + information about image formats +*/ +typedef struct { + uint32_t fmt; ///< FourCC + const GUID *subtype; ///< DirectShow's subtype + int nBits; ///< number of bits + int nCompression; ///< complression + int tail; ///< number of additional bytes followed VIDEOINFOHEADER structure +} img_fmt; + +/* +*--------------------------------------------------------------------------------------- +* +* Methods forward declaration +* +*--------------------------------------------------------------------------------------- +*/ +static HRESULT init_ringbuffer(grabber_ringbuffer_t * rb, int buffersize, + int blocksize); +static HRESULT show_filter_info(IBaseFilter * pFilter); +#if 0 +//defined in current MinGW release +HRESULT STDCALL GetRunningObjectTable(DWORD, IRunningObjectTable **); +HRESULT STDCALL CreateItemMoniker(LPCOLESTR, LPCOLESTR, IMoniker **); +#endif +static CSampleGrabberCB *CSampleGrabberCB_Create(grabber_ringbuffer_t * + pbuf); +static int set_crossbar_input(priv_t * priv, int input); +static int subtype2imgfmt(const GUID * subtype); + +/* +*--------------------------------------------------------------------------------------- +* +* Global constants and variables +* +*--------------------------------------------------------------------------------------- +*/ +/** + lookup tables for physical connector types + */ +static const struct { + long type; + char *name; +} tv_physcon_types[]={ + {PhysConn_Video_Tuner, "Tuner" }, + {PhysConn_Video_Composite, "Composite" }, + {PhysConn_Video_SVideo, "S-Video" }, + {PhysConn_Video_RGB, "RGB" }, + {PhysConn_Video_YRYBY, "YRYBY" }, + {PhysConn_Video_SerialDigital, "SerialDigital" }, + {PhysConn_Video_ParallelDigital, "ParallelDigital"}, + {PhysConn_Video_VideoDecoder, "VideoDecoder" }, + {PhysConn_Video_VideoEncoder, "VideoEncoder" }, + {PhysConn_Video_SCART, "SCART" }, + {PhysConn_Video_Black, "Blaack" }, + {PhysConn_Audio_Tuner, "Tuner" }, + {PhysConn_Audio_Line, "Line" }, + {PhysConn_Audio_Mic, "Mic" }, + {PhysConn_Audio_AESDigital, "AESDiital" }, + {PhysConn_Audio_SPDIFDigital, "SPDIFDigital" }, + {PhysConn_Audio_AudioDecoder, "AudioDecoder" }, + {PhysConn_Audio_SCSI, "SCSI" }, + {PhysConn_Video_SCSI, "SCSI" }, + {PhysConn_Audio_AUX, "AUX" }, + {PhysConn_Video_AUX, "AUX" }, + {PhysConn_Audio_1394, "1394" }, + {PhysConn_Video_1394, "1394" }, + {PhysConn_Audio_USB, "USB" }, + {PhysConn_Video_USB, "USB" }, + {-1, NULL } +}; + +static const struct { + char *chanlist_name; + int country_code; +} tv_chanlist2country[]={ + {"us-bcast", 1}, + {"russia", 7}, + {"argentina", 54}, + {"japan-bcast", 81}, + {"china-bcast", 86}, + {"southafrica", 27}, + {"australia", 61}, + {"ireland", 353}, + {"france", 33}, + {"italy", 39}, + {"newzealand", 64}, + //directshow table uses eastern europe freq table for russia + {"europe-east", 7}, + //directshow table uses western europe freq table for germany + {"europe-west", 49}, + /* cable channels */ + {"us-cable", 1}, + {"us-cable-hrc", 1}, + {"japan-cable", 81}, + //default is USA + {NULL, 1} +}; + +/** + array, contains information about various supported (i hope) image formats +*/ +static const img_fmt img_fmt_list[] = { + {IMGFMT_YUY2, &MEDIASUBTYPE_YUY2, 0, IMGFMT_YUY2, 0}, + {IMGFMT_YV12, &MEDIASUBTYPE_YV12, 0, IMGFMT_YV12, 0}, + {IMGFMT_IYUV, &MEDIASUBTYPE_IYUV, 0, IMGFMT_IYUV, 0}, + {IMGFMT_I420, &MEDIASUBTYPE_I420, 0, IMGFMT_I420, 0}, + {IMGFMT_UYVY, &MEDIASUBTYPE_UYVY, 0, IMGFMT_UYVY, 0}, + {IMGFMT_YVYU, &MEDIASUBTYPE_YVYU, 0, IMGFMT_YVYU, 0}, + {IMGFMT_YVU9, &MEDIASUBTYPE_YVU9, 0, IMGFMT_YVU9, 0}, + {IMGFMT_BGR32, &MEDIASUBTYPE_RGB32, 32, 0, 0}, + {IMGFMT_BGR24, &MEDIASUBTYPE_RGB24, 24, 0, 0}, + {IMGFMT_BGR16, &MEDIASUBTYPE_RGB565, 16, 3, 12}, + {IMGFMT_BGR15, &MEDIASUBTYPE_RGB555, 16, 3, 12}, + {0, &GUID_NULL, 0, 0, 0} +}; + +#define TV_NORMS_COUNT 19 +static const struct { + long index; + char *name; +} tv_norms[TV_NORMS_COUNT] = { + { + AnalogVideo_NTSC_M, "ntsc-m"}, { + AnalogVideo_NTSC_M_J, "ntsc-mj"}, { + AnalogVideo_NTSC_433, "ntsc-433"}, { + AnalogVideo_PAL_B, "pal-b"}, { + AnalogVideo_PAL_D, "pal-d"}, { + AnalogVideo_PAL_G, "pal-g"}, { + AnalogVideo_PAL_H, "pal-h"}, { + AnalogVideo_PAL_I, "pal-i"}, { + AnalogVideo_PAL_M, "pal-m"}, { + AnalogVideo_PAL_N, "pal-n"}, { + AnalogVideo_PAL_60, "pal-60"}, { + AnalogVideo_SECAM_B, "secam-b"}, { + AnalogVideo_SECAM_D, "secam-d"}, { + AnalogVideo_SECAM_G, "secam-g"}, { + AnalogVideo_SECAM_H, "secam-h"}, { + AnalogVideo_SECAM_K, "secam-k"}, { + AnalogVideo_SECAM_K1, "secam-k1"}, { + AnalogVideo_SECAM_L, "secam-l"}, { + AnalogVideo_SECAM_L1, "secam-l1"} +}; +static long tv_available_norms[TV_NORMS_COUNT]; +static int tv_available_norms_count = 0; + + +static long *tv_available_inputs; +static int tv_available_inputs_count = 0; + +/* +*--------------------------------------------------------------------------------------- +* +* Various GUID definitions +* +*--------------------------------------------------------------------------------------- +*/ +/// CLSID definitions (used for CoCreateInstance call) +DEFINE_GUID(CLSID_SampleGrabber, 0xC1F400A0, 0x3F08, 0x11d3, 0x9F, 0x0B, + 0x00, 0x60, 0x08, 0x03, 0x9E, 0x37); +DEFINE_GUID(CLSID_NullRenderer, 0xC1F400A4, 0x3F08, 0x11d3, 0x9F, 0x0B, + 0x00, 0x60, 0x08, 0x03, 0x9E, 0x37); +DEFINE_GUID(CLSID_SystemDeviceEnum, 0x62BE5D10, 0x60EB, 0x11d0, 0xBD, 0x3B, + 0x00, 0xA0, 0xC9, 0x11, 0xCE, 0x86); +DEFINE_GUID(CLSID_CaptureGraphBuilder2, 0xBF87B6E1, 0x8C27, 0x11d0, 0xB3, + 0xF0, 0x00, 0xAA, 0x00, 0x37, 0x61, 0xC5); +DEFINE_GUID(CLSID_VideoInputDeviceCategory, 0x860BB310, 0x5D01, 0x11d0, + 0xBD, 0x3B, 0x00, 0xA0, 0xC9, 0x11, 0xCE, 0x86); +DEFINE_GUID(CLSID_AudioInputDeviceCategory, 0x33d9a762, 0x90c8, 0x11d0, + 0xbd, 0x43, 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86); +DEFINE_GUID(CLSID_FilterGraph, 0xe436ebb3, 0x524f, 0x11ce, 0x9f, 0x53, + 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(CLSID_SystemClock, 0xe436ebb1, 0x524f, 0x11ce, 0x9f, 0x53, + 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70); +#ifdef NOT_USED +DEFINE_GUID(CLSID_CaptureGraphBuilder, 0xBF87B6E0, 0x8C27, 0x11d0, 0xB3, + 0xF0, 0x00, 0xAA, 0x00, 0x37, 0x61, 0xC5); +DEFINE_GUID(CLSID_VideoPortManager, 0x6f26a6cd, 0x967b, 0x47fd, 0x87, 0x4a, + 0x7a, 0xed, 0x2c, 0x9d, 0x25, 0xa2); +DEFINE_GUID(IID_IPin, 0x56a86891, 0x0ad4, 0x11ce, 0xb0, 0x3a, 0x00, 0x20, + 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(IID_ICaptureGraphBuilder, 0xbf87b6e0, 0x8c27, 0x11d0, 0xb3, + 0xf0, 0x00, 0xaa, 0x00, 0x37, 0x61, 0xc5); +DEFINE_GUID(IID_IFilterGraph, 0x56a8689f, 0x0ad4, 0x11ce, 0xb0, 0x3a, 0x00, + 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(PIN_CATEGORY_PREVIEW, 0xfb6c4282, 0x0353, 0x11d1, 0x90, 0x5f, + 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba); +#endif + +/// IID definitions (used for QueryInterface call) +DEFINE_GUID(IID_IReferenceClock, 0x56a86897, 0x0ad4, 0x11ce, 0xb0, 0x3a, + 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(IID_IAMBufferNegotiation, 0x56ED71A0, 0xAF5F, 0x11D0, 0xB3, 0xF0, + 0x00, 0xAA, 0x00, 0x37, 0x61, 0xC5); +DEFINE_GUID(IID_IKsPropertySet, 0x31efac30, 0x515c, 0x11d0, 0xa9, 0xaa, + 0x00, 0xaa, 0x00, 0x61, 0xbe, 0x93); +DEFINE_GUID(IID_ISampleGrabber, 0x6B652FFF, 0x11FE, 0x4fce, 0x92, 0xAD, + 0x02, 0x66, 0xB5, 0xD7, 0xC7, 0x8F); +DEFINE_GUID(IID_ISampleGrabberCB, 0x0579154A, 0x2B53, 0x4994, 0xB0, 0xD0, + 0xE7, 0x73, 0x14, 0x8E, 0xFF, 0x85); +DEFINE_GUID(IID_ICaptureGraphBuilder2, 0x93e5a4e0, 0x2d50, 0x11d2, 0xab, + 0xfa, 0x00, 0xa0, 0xc9, 0xc6, 0xe3, 0x8d); +DEFINE_GUID(IID_ICreateDevEnum, 0x29840822, 0x5b84, 0x11d0, 0xbd, 0x3b, + 0x00, 0xa0, 0xc9, 0x11, 0xce, 0x86); +DEFINE_GUID(IID_IGraphBuilder, 0x56a868a9, 0x0ad4, 0x11ce, 0xb0, 0x3a, + 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(IID_IAMVideoProcAmp, 0xC6E13360, 0x30AC, 0x11d0, 0xA1, 0x8C, + 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56); +DEFINE_GUID(IID_IVideoWindow, 0x56a868b4, 0x0ad4, 0x11ce, 0xb0, 0x3a, 0x00, + 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(IID_IMediaControl, 0x56a868b1, 0x0ad4, 0x11ce, 0xb0, 0x3a, + 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70); +DEFINE_GUID(IID_IAMTVTuner, 0x211A8766, 0x03AC, 0x11d1, 0x8D, 0x13, 0x00, + 0xAA, 0x00, 0xBD, 0x83, 0x39); +DEFINE_GUID(IID_IAMCrossbar, 0xc6e13380, 0x30ac, 0x11d0, 0xa1, 0x8c, 0x00, + 0xa0, 0xc9, 0x11, 0x89, 0x56); +DEFINE_GUID(IID_IAMStreamConfig, 0xc6e13340, 0x30ac, 0x11d0, 0xa1, 0x8c, + 0x00, 0xa0, 0xc9, 0x11, 0x89, 0x56); +DEFINE_GUID(IID_IAMAudioInputMixer, 0x54C39221, 0x8380, 0x11d0, 0xB3, 0xF0, + 0x00, 0xAA, 0x00, 0x37, 0x61, 0xC5); +DEFINE_GUID(IID_IAMTVAudio, 0x83EC1C30, 0x23D1, 0x11d1, 0x99, 0xE6, 0x00, + 0xA0, 0xC9, 0x56, 0x02, 0x66); +DEFINE_GUID(IID_IAMAnalogVideoDecoder, 0xC6E13350, 0x30AC, 0x11d0, 0xA1, + 0x8C, 0x00, 0xA0, 0xC9, 0x11, 0x89, 0x56); +DEFINE_GUID(IID_IPropertyBag, 0x55272a00, 0x42cb, 0x11ce, 0x81, 0x35, 0x00, + 0xaa, 0x00, 0x4b, 0xb8, 0x51); +DEFINE_GUID(PIN_CATEGORY_CAPTURE, 0xfb6c4281, 0x0353, 0x11d1, 0x90, 0x5f, + 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba); +DEFINE_GUID(PIN_CATEGORY_VIDEOPORT, 0xfb6c4285, 0x0353, 0x11d1, 0x90, 0x5f, + 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba); +DEFINE_GUID(PIN_CATEGORY_PREVIEW, 0xfb6c4282, 0x0353, 0x11d1, 0x90, 0x5f, + 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba); +DEFINE_GUID(PIN_CATEGORY_VBI, 0xfb6c4284, 0x0353, 0x11d1, 0x90, 0x5f, + 0x00, 0x00, 0xc0, 0xcc, 0x16, 0xba); +DEFINE_GUID(PROPSETID_TUNER, 0x6a2e0605, 0x28e4, 0x11d0, 0xa1, 0x8c, 0x00, + 0xa0, 0xc9, 0x11, 0x89, 0x56); +DEFINE_GUID(MEDIATYPE_VBI, 0xf72a76e1, 0xeb0a, 0x11d0, 0xac, 0xe4, 0x00, + 0x00, 0xc0, 0xcc, 0x16, 0xba); + +#define INSTANCEDATA_OF_PROPERTY_PTR(x) (((KSPROPERTY*)(x)) + 1) +#define INSTANCEDATA_OF_PROPERTY_SIZE(x) (sizeof((x)) - sizeof(KSPROPERTY)) + +#define DEVICE_NAME_MAX_LEN 2000 + +/*--------------------------------------------------------------------------------------- +* Methods, called only from this file +*---------------------------------------------------------------------------------------*/ + +void set_buffer_preference(int nDiv,WAVEFORMATEX* pWF,IPin* pOutPin,IPin* pInPin){ + ALLOCATOR_PROPERTIES prop; + IAMBufferNegotiation* pBN; + HRESULT hr; + + prop.cbAlign = -1; + prop.cbBuffer = pWF->nAvgBytesPerSec/nDiv; + if (!prop.cbBuffer) + prop.cbBuffer = 1; + prop.cbBuffer += pWF->nBlockAlign - 1; + prop.cbBuffer -= prop.cbBuffer % pWF->nBlockAlign; + prop.cbPrefix = -1; + prop.cBuffers = -1; + + hr=OLE_QUERYINTERFACE(pOutPin,IID_IAMBufferNegotiation,pBN); + if(FAILED(hr)) + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: pOutPin->QueryInterface(IID_IAMBufferNegotiation) Error: 0x%x\n",(unsigned int)hr); + else{ + hr=OLE_CALL_ARGS(pBN,SuggestAllocatorProperties,&prop); + if(FAILED(hr)) + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow:pOutPin->SuggestAllocatorProperties Error:0x%x\n",(unsigned int)hr); + OLE_RELEASE_SAFE(pBN); + } + hr=OLE_QUERYINTERFACE(pInPin,IID_IAMBufferNegotiation,pBN); + if(FAILED(hr)) + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: pInPin->QueryInterface(IID_IAMBufferNegotiation) Error: 0x%x",(unsigned int)hr); + else{ + hr=OLE_CALL_ARGS(pBN,SuggestAllocatorProperties,&prop); + if(FAILED(hr)) + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: pInPit->SuggestAllocatorProperties Error:0x%x\n",(unsigned int)hr); + OLE_RELEASE_SAFE(pBN); + } +} +/* +*--------------------------------------------------------------------------------------- +* +* CSampleGrabberCD class. Used for receiving samples from DirectShow. +* +*--------------------------------------------------------------------------------------- +*/ +/// CSampleGrabberCD destructor +static void CSampleGrabberCB_Destroy(CSampleGrabberCB * This) +{ + free(This->lpVtbl); + free(This); +} + +/// CSampleGrabberCD IUnknown interface methods implementation +static long STDCALL CSampleGrabberCB_QueryInterface(ISampleGrabberCB * + This, + const GUID * riid, + void **ppvObject) +{ + CSampleGrabberCB *me = (CSampleGrabberCB *) This; + GUID *r; + unsigned int i = 0; + Debug printf("CSampleGrabberCB_QueryInterface(%p) called\n", This); + if (!ppvObject) + return E_POINTER; + for (r = me->interfaces; + i < sizeof(me->interfaces) / sizeof(me->interfaces[0]); r++, i++) + if (!memcmp(r, riid, sizeof(*r))) { + OLE_CALL(This, AddRef); + *ppvObject = This; + return 0; + } + Debug printf("Query failed! (GUID: 0x%x)\n", *(unsigned int *) riid); + return E_NOINTERFACE; +} + +static long STDCALL CSampleGrabberCB_AddRef(ISampleGrabberCB * This) +{ + CSampleGrabberCB *me = (CSampleGrabberCB *) This; + Debug printf("CSampleGrabberCB_AddRef(%p) called (ref:%d)\n", This, + me->refcount); + return ++(me->refcount); +} + +static long STDCALL CSampleGrabberCB_Release(ISampleGrabberCB * This) +{ + CSampleGrabberCB *me = (CSampleGrabberCB *) This; + Debug printf("CSampleGrabberCB_Release(%p) called (new ref:%d)\n", + This, me->refcount - 1); + if (--(me->refcount) == 0) + CSampleGrabberCB_Destroy(me); + return 0; +} + + +HRESULT STDCALL CSampleGrabberCB_BufferCB(ISampleGrabberCB * This, + double SampleTime, + BYTE * pBuffer, long lBufferLen) +{ + CSampleGrabberCB *this = (CSampleGrabberCB *) This; + grabber_ringbuffer_t *rb = this->pbuf; + + if (!lBufferLen) + return E_FAIL; + + if (!rb->ringbuffer) { + rb->buffersize /= lBufferLen; + if (init_ringbuffer(rb, rb->buffersize, lBufferLen) != S_OK) + return E_FAIL; + } + mp_msg(MSGT_TV, MSGL_DBG4, + "tvi_dshow: BufferCB(%p): len=%ld ts=%f\n", This, lBufferLen, SampleTime); + EnterCriticalSection(rb->pMutex); + if (rb->count >= rb->buffersize) { + rb->head = (rb->head + 1) % rb->buffersize; + rb->count--; + } + + memcpy(rb->ringbuffer[rb->tail], pBuffer, + lBufferLen < rb->blocksize ? lBufferLen : rb->blocksize); + rb->dpts[rb->tail] = SampleTime; + rb->tail = (rb->tail + 1) % rb->buffersize; + rb->count++; + LeaveCriticalSection(rb->pMutex); + + return S_OK; +} + +/// wrapper. directshow does the same when BufferCB callback is requested +HRESULT STDCALL CSampleGrabberCB_SampleCB(ISampleGrabberCB * This, + double SampleTime, + LPMEDIASAMPLE pSample) +{ + char* buf; + long len; + long long tStart,tEnd; + HRESULT hr; + grabber_ringbuffer_t *rb = ((CSampleGrabberCB*)This)->pbuf; + + len=OLE_CALL(pSample,GetSize); + tStart=tEnd=0; + hr=OLE_CALL_ARGS(pSample,GetTime,&tStart,&tEnd); + if(FAILED(hr)){ + return hr; + } + mp_msg(MSGT_TV, MSGL_DBG4,"tvi_dshow: SampleCB(%p): %d/%d %f\n", This,rb->count,rb->buffersize,1e-7*tStart); + hr=OLE_CALL_ARGS(pSample,GetPointer,(void*)&buf); + if(FAILED(hr)){ + return hr; + } + hr=CSampleGrabberCB_BufferCB(This,1e-7*tStart,buf,len); + return hr; + +} + +/// main grabbing routine +static CSampleGrabberCB *CSampleGrabberCB_Create(grabber_ringbuffer_t * + pbuf) +{ + CSampleGrabberCB *This = malloc(sizeof(CSampleGrabberCB)); + if (!This) + return NULL; + + This->lpVtbl = malloc(sizeof(ISampleGrabberVtbl)); + if (!This->lpVtbl) { + CSampleGrabberCB_Destroy(This); + return NULL; + } + This->refcount = 1; + This->lpVtbl->QueryInterface = CSampleGrabberCB_QueryInterface; + This->lpVtbl->AddRef = CSampleGrabberCB_AddRef; + This->lpVtbl->Release = CSampleGrabberCB_Release; + This->lpVtbl->SampleCB = CSampleGrabberCB_SampleCB; + This->lpVtbl->BufferCB = CSampleGrabberCB_BufferCB; + + This->interfaces[0] = IID_IUnknown; + This->interfaces[1] = IID_ISampleGrabberCB; + + This->pbuf = pbuf; + + return This; +} + +/* +*--------------------------------------------------------------------------------------- +* +* ROT related methods (register, unregister) +* +*--------------------------------------------------------------------------------------- +*/ +/** +Registering graph in ROT. User will be able to connect to graph from GraphEdit. +*/ +static HRESULT AddToRot(IUnknown * pUnkGraph, DWORD * pdwRegister) +{ + IMoniker *pMoniker; + IRunningObjectTable *pROT; + WCHAR wsz[256]; + HRESULT hr; + + if (FAILED(GetRunningObjectTable(0, &pROT))) { + return E_FAIL; + } + wsprintfW(wsz, L"FilterGraph %08x pid %08x", (DWORD_PTR) pUnkGraph, + GetCurrentProcessId()); + hr = CreateItemMoniker(L"!", wsz, &pMoniker); + if (SUCCEEDED(hr)) { + hr = OLE_CALL_ARGS(pROT, Register, ROTFLAGS_REGISTRATIONKEEPSALIVE, + pUnkGraph, pMoniker, pdwRegister); + OLE_RELEASE_SAFE(pMoniker); + } + OLE_RELEASE_SAFE(pROT); + return hr; +} + +/// Unregistering graph in ROT +static void RemoveFromRot(DWORD dwRegister) +{ + IRunningObjectTable *pROT; + if (SUCCEEDED(GetRunningObjectTable(0, &pROT))) { + OLE_CALL_ARGS(pROT, Revoke, dwRegister); + OLE_RELEASE_SAFE(pROT); + } +} + +/* +*--------------------------------------------------------------------------------------- +* +* ringbuffer related methods (init, destroy) +* +*--------------------------------------------------------------------------------------- +*/ +/** + * \brief ringbuffer destroying routine + * + * \param rb pointer to empty (just allocated) ringbuffer structure + * + * \note routine does not frees memory, allocated for grabber_rinbuffer_s structure + */ +static void destroy_ringbuffer(grabber_ringbuffer_t * rb) +{ + int i; + + if (!rb) + return; + + if (rb->ringbuffer) { + for (i = 0; i < rb->buffersize; i++) + if (rb->ringbuffer[i]) + free(rb->ringbuffer[i]); + free(rb->ringbuffer); + rb->ringbuffer = NULL; + } + if (rb->dpts) { + free(rb->dpts); + rb->dpts = NULL; + } + if (rb->pMutex) { + DeleteCriticalSection(rb->pMutex); + free(rb->pMutex); + rb->pMutex = NULL; + } + + rb->blocksize = 0; + rb->buffersize = 0; + rb->head = 0; + rb->tail = 0; + rb->count = 0; +} + +/** + * \brief ringbuffer initialization + * + * \param rb pointer to empty (just allocated) ringbuffer structure + * \param buffersize size of buffer in blocks + * \param blocksize size of buffer's block + * + * \return S_OK if success + * \return E_OUTOFMEMORY not enough memory + * + * \note routine does not allocates memory for grabber_rinbuffer_s structure + */ +static HRESULT init_ringbuffer(grabber_ringbuffer_t * rb, int buffersize, + int blocksize) +{ + int i; + + if (!rb) + return E_OUTOFMEMORY; + + rb->buffersize = buffersize < 2 ? 2 : buffersize; + rb->blocksize = blocksize; + + mp_msg(MSGT_TV, MSGL_DBG2, "tvi_dshow: Capture buffer: %d blocks of %d bytes.\n", + rb->buffersize, rb->blocksize); + + rb->ringbuffer = (char **) malloc(rb->buffersize * sizeof(char *)); + if (!rb) + return E_POINTER; + memset(rb->ringbuffer, 0, rb->buffersize * sizeof(char *)); + + for (i = 0; i < rb->buffersize; i++) { + rb->ringbuffer[i] = (char *) malloc(rb->blocksize * sizeof(char)); + if (!rb->ringbuffer[i]) { + destroy_ringbuffer(rb); + return E_OUTOFMEMORY; + } + } + rb->dpts = (double*) malloc(rb->buffersize * sizeof(double)); + if (!rb->dpts) { + destroy_ringbuffer(rb); + return E_OUTOFMEMORY; + } + rb->head = 0; + rb->tail = 0; + rb->count = 0; + rb->tStart = -1; + rb->pMutex = (CRITICAL_SECTION *) malloc(sizeof(CRITICAL_SECTION)); + if (!rb->pMutex) { + destroy_ringbuffer(rb); + return E_OUTOFMEMORY; + } + InitializeCriticalSection(rb->pMutex); + return S_OK; +} + +/* +*--------------------------------------------------------------------------------------- +* +* Tuner related methods (frequency, capabilities, etc +* +*--------------------------------------------------------------------------------------- +*/ +/** + * \brief returns string with name for givend PsysCon_* constant + * + * \param lPhysicalType constant from PhysicalConnectorType enumeration + * + * \return pointer to string with apropriate name + * + * \note + * Caller should not free returned pointer + */ +static char *physcon2str(const long lPhysicalType) +{ + int i; + for(i=0; tv_physcon_types[i].name; i++) + if(tv_physcon_types[i].type==lPhysicalType) + return tv_physcon_types[i].name; + return "Unknown"; +}; + +/** + * \brief converts MPlayer's chanlist to system country code. + * + * \param chanlist MPlayer's chanlist name + * + * \return system country code + * + * \remarks + * After call to IAMTVTuner::put_CountryCode with returned value tuner switches to frequency table used in specified + * country (which is usually larger then MPlayer's one, so workaround will work fine). + * + * \todo + * Resolve trouble with cable channels (DirectShow's tuners must be switched between broadcast and cable channels modes. + */ +static int chanlist2country(char *chanlist) +{ + int i; + for(i=0; tv_chanlist2country[i].chanlist_name; i++) + if (!strcmp(chanlist, tv_chanlist2country[i].chanlist_name)) + break; + return tv_chanlist2country[i].country_code; +} + +/** + * \brief loads specified resource from module and return pointer to it + * + * \param hDLL valid module desriptor + * \param index index of resource. resource with name "#" will be loaded + * + * \return pointer to loader resource or NULL if error occured + */ +static void *GetRC(HMODULE hDLL, int index) +{ + char szRCDATA[10]; + char szName[10]; + HRSRC hRes; + HGLOBAL hTable; + + snprintf(szRCDATA, 10, "#%d", (int)RT_RCDATA); + snprintf(szName, 10, "#%d", index); + + hRes = FindResource(hDLL, szName, szRCDATA); + if (!hRes) { + return NULL; + } + hTable = LoadResource(hDLL, hRes); + if (!hTable) { + return NULL; + } + return LockResource(hTable); +} + +/** + * \brief loads frequency table for given country from kstvtune.ax + * + * \param[in] nCountry - country code + * \param[in] nInputType (TunerInputCable or TunerInputAntenna) + * \param[out] pplFreqTable - address of variable that receives pointer to array, containing frequencies + * \param[out] pnLen length of array + * \param[out] pnFirst - channel number of first entry in array (nChannelMax) + * + * \return S_OK if success + * \return E_POINTER pplFreqTable==NULL || plFirst==NULL || pnLen==NULL + * \return E_FAIL error occured during load + * + * \remarks + * - array must be freed by caller + * - MSDN says that it is not neccessery to unlock or free resource. It will be done after unloading DLL + */ +static HRESULT load_freq_table(int nCountry, int nInputType, + long **pplFreqTable, int *pnLen, + int *pnFirst) +{ + HMODULE hDLL; + long *plFreqTable; + TRCCountryList *pCountryList; + int i, index; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: load_freq_table called %d (%d)\n",nCountry,nInputType); + /* ASSERT(sizeof(TRCCountryList)==10); // need properly aligned structure */ + + if (!pplFreqTable || !pnFirst || !pnLen) + return E_POINTER; + if (!nCountry) + return E_FAIL; + + hDLL = LoadLibrary("kstvtune.ax"); + if (!hDLL) { + return E_FAIL; + } + pCountryList = GetRC(hDLL, 9999); + if (!pCountryList) { + FreeLibrary(hDLL); + return E_FAIL; + } + for (i = 0; pCountryList[i].CountryCode != 0; i++) + if (pCountryList[i].CountryCode == nCountry) + break; + if (pCountryList[i].CountryCode == 0) { + FreeLibrary(hDLL); + return E_FAIL; + } + if (nInputType == TunerInputCable) + index = pCountryList[i].CableFreqTable; + else + index = pCountryList[i].BroadcastFreqTable; + + plFreqTable = GetRC(hDLL, index); //First element is number of first channel, second - number of last channel + if (!plFreqTable) { + FreeLibrary(hDLL); + return E_FAIL; + } + *pnFirst = plFreqTable[0]; + *pnLen = (int) (plFreqTable[1] - plFreqTable[0] + 1); + *pplFreqTable = (long *) malloc((*pnLen) * sizeof(long)); + if (!*pplFreqTable) { + FreeLibrary(hDLL); + return E_FAIL; + } + for (i = 0; i < *pnLen; i++) { + (*pplFreqTable)[i] = plFreqTable[i + 2]; + } + FreeLibrary(hDLL); + return S_OK; +} + +/** + * \brief tunes to given frequency through IKsPropertySet call + * + * \param pTVTuner IAMTVTuner interface of capture device + * \param lFreq frequency to tune (in Hz) + * + * \return S_OK success + * \return apropriate error code otherwise + * + * \note + * Due to either bug in driver or error in following code calll to IKsProperty::Set + * in this methods always fail with error 0x8007007a. + * + * \todo test code on other machines and an error + */ +static HRESULT set_frequency_direct(IAMTVTuner * pTVTuner, long lFreq) +{ + HRESULT hr; + DWORD dwSupported = 0; + DWORD cbBytes = 0; + KSPROPERTY_TUNER_MODE_CAPS_S mode_caps; + KSPROPERTY_TUNER_FREQUENCY_S frequency; + IKsPropertySet *pKSProp; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: set_frequency_direct called\n"); + + memset(&mode_caps, 0, sizeof(mode_caps)); + memset(&frequency, 0, sizeof(frequency)); + + hr = OLE_QUERYINTERFACE(pTVTuner, IID_IKsPropertySet, pKSProp); + if (FAILED(hr)) + return hr; //no IKsPropertySet interface + + mode_caps.Mode = AMTUNER_MODE_TV; + hr = OLE_CALL_ARGS(pKSProp, QuerySupported, &PROPSETID_TUNER, + KSPROPERTY_TUNER_MODE_CAPS, &dwSupported); + if (FAILED(hr)) { + OLE_RELEASE_SAFE(pKSProp); + return hr; + } + + if (!dwSupported & KSPROPERTY_SUPPORT_GET) { + OLE_RELEASE_SAFE(pKSProp); + return E_FAIL; //PROPSETID_TINER not supported + } + + hr = OLE_CALL_ARGS(pKSProp, Get, &PROPSETID_TUNER, + KSPROPERTY_TUNER_MODE_CAPS, + INSTANCEDATA_OF_PROPERTY_PTR(&mode_caps), + INSTANCEDATA_OF_PROPERTY_SIZE(mode_caps), + &mode_caps, sizeof(mode_caps), &cbBytes); + + frequency.Frequency = lFreq; + + if (mode_caps.Strategy == KS_TUNER_STRATEGY_DRIVER_TUNES) + frequency.TuningFlags = KS_TUNER_TUNING_FINE; + else + frequency.TuningFlags = KS_TUNER_TUNING_EXACT; + + if (lFreq < mode_caps.MinFrequency || lFreq > mode_caps.MaxFrequency) { + OLE_RELEASE_SAFE(pKSProp); + return E_FAIL; + } + + hr = OLE_CALL_ARGS(pKSProp, Set, &PROPSETID_TUNER, + KSPROPERTY_TUNER_FREQUENCY, + INSTANCEDATA_OF_PROPERTY_PTR(&frequency), + INSTANCEDATA_OF_PROPERTY_SIZE(frequency), + &frequency, sizeof(frequency)); + if (FAILED(hr)) { + OLE_RELEASE_SAFE(pKSProp); + return hr; + } + + OLE_RELEASE_SAFE(pKSProp); + + return S_OK; +} + +/** + * \brief find channel with nearest frequency and set it + * + * \param priv driver's private data + * \param lFreq frequency in Hz + * + * \return S_OK if success + * \return E_FAIL if error occured + */ +static HRESULT set_nearest_freq(priv_t * priv, long lFreq) +{ + HRESULT hr; + int i; + long lFreqDiff=-1; + int nChannel; + TunerInputType tunerInput; + long lInput; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: set_nearest_freq called\n"); + if(priv->freq_table_len == -1 && !priv->freq_table) { + + hr = OLE_CALL_ARGS(priv->pTVTuner, get_ConnectInput, &lInput); + if(FAILED(hr)){ //Falling back to 0 + lInput=0; + } + + hr = OLE_CALL_ARGS(priv->pTVTuner, get_InputType, lInput, &tunerInput); + + if (load_freq_table(chanlist2country(priv->tv_param->chanlist), tunerInput, &(priv->freq_table), &(priv->freq_table_len), &(priv->first_channel)) != S_OK) {//FIXME + priv->freq_table_len=0; + priv->freq_table=NULL; + mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TVI_DS_UnableExtractFreqTable); + return E_FAIL; + }; + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_FreqTableLoaded, tunerInput == TunerInputAntenna ? "broadcast" : "cable", + chanlist2country(priv->tv_param->chanlist), priv->freq_table_len); + } + + if (priv->freq_table_len <= 0) + return E_FAIL; + + //FIXME: rewrite search algo + nChannel = -1; + for (i = 0; i < priv->freq_table_len; i++) { + if (nChannel == -1 || labs(lFreq - priv->freq_table[i]) < lFreqDiff) { + nChannel = priv->first_channel + i; + lFreqDiff = labs(lFreq - priv->freq_table[i]); + } + } + if (nChannel == -1) { + mp_msg(MSGT_TV,MSGL_ERR, MSGTR_TVI_DS_UnableFindNearestChannel); + return E_FAIL; + } + hr = OLE_CALL_ARGS(priv->pTVTuner, put_Channel, nChannel, + AMTUNER_SUBCHAN_DEFAULT, AMTUNER_SUBCHAN_DEFAULT); + if (FAILED(hr)) { + mp_msg(MSGT_TV,MSGL_ERR,MSGTR_TVI_DS_UnableToSetChannel, (unsigned int)hr); + return E_FAIL; + } + return S_OK; +} + +/** + * \brief setting frequency. decides whether use direct call/workaround + * + * \param priv driver's private data + * \param lFreq frequency in Hz + * + * \return TVI_CONTROL_TRUE if success + * \return TVI_CONTROL_FALSE if error occured + * + * \todo check for freq boundary + */ +static int set_frequency(priv_t * priv, long lFreq) +{ + HRESULT hr; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: set_frequency called\n"); + if (!priv->pTVTuner) + return TVI_CONTROL_FALSE; + if (priv->direct_setfreq_call) { //using direct call to set frequency + hr = set_frequency_direct(priv->pTVTuner, lFreq); + if (FAILED(hr)) { + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_DirectSetFreqFailed); + priv->direct_setfreq_call = 0; + } + } + if (!priv->direct_setfreq_call) { + hr = set_nearest_freq(priv, lFreq); + } + if (FAILED(hr)) + return TVI_CONTROL_FALSE; +#ifdef DEPRECATED + priv->pGrabber->ClearBuffer(priv->pGrabber); +#endif + return TVI_CONTROL_TRUE; +} + +/** + * \brief return current frequency from tuner (in Hz) + * + * \param pTVTuner IAMTVTuner interface of tuner + * \param plFreq address of variable that receives current frequency + * + * \return S_OK success + * \return E_POINTER pTVTuner==NULL || plFreq==NULL + * \return apropriate error code otherwise + */ +static HRESULT get_frequency_direct(IAMTVTuner * pTVTuner, long *plFreq) +{ + HRESULT hr; + KSPROPERTY_TUNER_STATUS_S TunerStatus; + DWORD cbBytes; + IKsPropertySet *pKSProp; + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: get_frequency_direct called\n"); + + if (!plFreq) + return E_POINTER; + + hr = OLE_QUERYINTERFACE(pTVTuner, IID_IKsPropertySet, pKSProp); + if (FAILED(hr)) { + mp_msg(MSGT_TV, MSGL_DBG2, "tvi_dshow: Get freq QueryInterface failed\n"); + return hr; + } + + hr = OLE_CALL_ARGS(pKSProp, Get, &PROPSETID_TUNER, + KSPROPERTY_TUNER_STATUS, + INSTANCEDATA_OF_PROPERTY_PTR(&TunerStatus), + INSTANCEDATA_OF_PROPERTY_SIZE(TunerStatus), + &TunerStatus, sizeof(TunerStatus), &cbBytes); + if (FAILED(hr)) { + mp_msg(MSGT_TV, MSGL_DBG2, "tvi_dshow: Get freq Get failure\n"); + return hr; + } + *plFreq = TunerStatus.CurrentFrequency; + return S_OK; +} + +/** + * \brief gets current frequency + * + * \param priv driver's private data structure + * \param plFreq - pointer to long int to store frequency to (in Hz) + * + * \return TVI_CONTROL_TRUE if success, TVI_CONTROL_FALSE otherwise + */ +static int get_frequency(priv_t * priv, long *plFreq) +{ + HRESULT hr; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: get_frequency called\n"); + + if (!plFreq || !priv->pTVTuner) + return TVI_CONTROL_FALSE; + + if (priv->direct_getfreq_call) { //using direct call to get frequency + hr = get_frequency_direct(priv->pTVTuner, plFreq); + if (FAILED(hr)) { + mp_msg(MSGT_TV, MSGL_INFO, MSGTR_TVI_DS_DirectGetFreqFailed); + priv->direct_getfreq_call = 0; + } + } + if (!priv->direct_getfreq_call) { + hr=OLE_CALL_ARGS(priv->pTVTuner, get_VideoFrequency, plFreq); + if (FAILED(hr)) + return TVI_CONTROL_FALSE; + + } + return TVI_CONTROL_TRUE; +} + +/** + * \brief get tuner capabilities + * + * \param priv driver's private data + */ +static void get_capabilities(priv_t * priv) +{ + long lAvailableFormats; + HRESULT hr; + int i; + long lInputPins, lOutputPins, lRelated, lPhysicalType; + IEnumPins *pEnum; + char tmp[200]; + IPin *pPin = 0; + PIN_DIRECTION ThisPinDir; + PIN_INFO pi; + IAMAudioInputMixer *pIAMixer; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: get_capabilities called\n"); + if (priv->pTVTuner) { + + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_SupportedNorms); + hr = OLE_CALL_ARGS(priv->pTVTuner, get_AvailableTVFormats, + &lAvailableFormats); + if (FAILED(hr)) + tv_available_norms_count = 0; + else { + for (i = 0; i < TV_NORMS_COUNT; i++) { + if (lAvailableFormats & tv_norms[i].index) { + tv_available_norms[tv_available_norms_count] = i; + mp_msg(MSGT_TV, MSGL_V, " %d=%s;", + tv_available_norms_count + 1, tv_norms[i].name); + tv_available_norms_count++; + } + } + } + mp_msg(MSGT_TV, MSGL_INFO, "\n"); + } + if (priv->pCrossbar) { + OLE_CALL_ARGS(priv->pCrossbar, get_PinCounts, &lOutputPins, + &lInputPins); + + tv_available_inputs = (long *) malloc(sizeof(long) * lInputPins); + tv_available_inputs_count = 0; + + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_AvailableVideoInputs); + for (i = 0; i < lInputPins; i++) { + OLE_CALL_ARGS(priv->pCrossbar, get_CrossbarPinInfo, 1, i, + &lRelated, &lPhysicalType); + + if (lPhysicalType < 0x1000) { + tv_available_inputs[tv_available_inputs_count++] = i; + mp_msg(MSGT_TV, MSGL_V, " %d=%s;", + tv_available_inputs_count - 1, + physcon2str(lPhysicalType)); + } + } + mp_msg(MSGT_TV, MSGL_INFO, "\n"); + + set_crossbar_input(priv, 0); + } + + if (priv->adev_index != -1) { + hr = OLE_CALL_ARGS(priv->pAudioFilter, EnumPins, &pEnum); + if (FAILED(hr)) + return; + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_AvailableAudioInputs); + i = 0; + while (OLE_CALL_ARGS(pEnum, Next, 1, &pPin, NULL) == S_OK) { + memset(&pi, 0, sizeof(pi)); + memset(tmp, 0, 200); + OLE_CALL_ARGS(pPin, QueryDirection, &ThisPinDir); + if (ThisPinDir == PINDIR_INPUT) { + OLE_CALL_ARGS(pPin, QueryPinInfo, &pi); + wtoa(pi.achName, tmp, 200); + OLE_RELEASE_SAFE(pi.pFilter); + mp_msg(MSGT_TV, MSGL_V, " %d=%s", i, tmp); + mp_msg(MSGT_TV, MSGL_DBG3, " (%p)", pPin); + hr = OLE_QUERYINTERFACE(pPin, IID_IAMAudioInputMixer,pIAMixer); + if (SUCCEEDED(hr)) { + if (i == priv->tv_param->audio_id) { + OLE_CALL_ARGS(pIAMixer, put_Enable, TRUE); + if(priv->tv_param->volume>0) + OLE_CALL_ARGS(pIAMixer, put_MixLevel, 0.01 * priv->tv_param->volume); +#if 0 + else + OLE_CALL_ARGS(pIAMixer, put_MixLevel, 1.0); +#endif + mp_msg(MSGT_TV, MSGL_V, MSGTR_TVI_DS_InputSelected); + } else { + OLE_CALL_ARGS(pIAMixer, put_Enable, FALSE); +#if 0 + OLE_CALL_ARGS(pIAMixer, put_MixLevel, 0.0); +#endif + } + OLE_RELEASE_SAFE(pIAMixer); + } + mp_msg(MSGT_TV, MSGL_V, ";"); + OLE_RELEASE_SAFE(pPin); + i++; + } + } + mp_msg(MSGT_TV, MSGL_INFO, "\n"); + OLE_RELEASE_SAFE(pEnum); + } +} + +/* +*--------------------------------------------------------------------------------------- +* +* Filter related methods +* +*--------------------------------------------------------------------------------------- +*/ +/** + * \brief building in graph audio/video capture chain + * + * \param priv driver's private data + * \param pCaptureFilter pointer to capture device's IBaseFilter interface + * \param pbuf ringbuffer data structure + * \param pmt media type for chain (AM_MEDIA_TYPE) + * + * \note routine does not frees memory, allocated for grabber_rinbuffer_s structure + */ +static HRESULT build_sub_graph(priv_t * priv, IBaseFilter * pCaptureFilter, + grabber_ringbuffer_t * pbuf, + AM_MEDIA_TYPE * pmt, const GUID* ppin_category) +{ + HRESULT hr; + + IPin *pSGIn; + IPin *pSGOut; + IPin *pNRIn=NULL; + IPin *pCapturePin; + + IBaseFilter *pNR = NULL; + IBaseFilter *pSGF = NULL; + + ISampleGrabber *pSG = NULL; + + hr=S_OK; + do{ + hr = OLE_CALL_ARGS(priv->pBuilder, FindPin, + (IUnknown *) pCaptureFilter, + PINDIR_OUTPUT, ppin_category, + &(pmt->majortype), FALSE, 0, &pCapturePin); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2, "tvi_dshow: FindPin(pCapturePin) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + /* Addinf SampleGrabber filter for video stream */ + hr = CoCreateInstance((GUID *) & CLSID_SampleGrabber, NULL,CLSCTX_INPROC_SERVER, &IID_IBaseFilter,(void *) &pSGF); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2, "tvi_dshow: CoCreateInstance(SampleGrabber) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(priv->pGraph, AddFilter, pSGF, L"Sample Grabber"); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: AddFilter(SampleGrabber) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(priv->pBuilder, FindPin, (IUnknown *) pSGF,PINDIR_INPUT, NULL, NULL, FALSE, 0, &pSGIn); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: FindPin(pSGIn) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(priv->pBuilder, FindPin, (IUnknown *) pSGF,PINDIR_OUTPUT, NULL, NULL, FALSE, 0, &pSGOut); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: FindPin(pSGOut) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + + /* creating ringbuffer for video samples */ + priv->pCSGCB = CSampleGrabberCB_Create(pbuf); + if(!priv->pCSGCB){ + mp_msg(MSGT_TV,MSGL_DBG2, "tvi_dshow: CSampleGrabberCB_Create(pbuf) call failed. Error:0x%x\n", (unsigned int)E_OUTOFMEMORY); + break; + } + + /* initializing SampleGrabber filter */ + hr = OLE_QUERYINTERFACE(pSGF, IID_ISampleGrabber, pSG); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: QueryInterface(IID_ISampleGrabber) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(pSG, SetMediaType, pmt); //set desired mediatype + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: SetMediaType(pSG) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + // hr = OLE_CALL_ARGS(pSG, SetCallback, (ISampleGrabberCB *) pCSGCB, 1); //we want to receive copy of sample's data + hr = OLE_CALL_ARGS(pSG, SetCallback, (ISampleGrabberCB *) priv->pCSGCB, 0); //we want to receive sample + + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: SetCallback(pSG) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(pSG, SetOneShot, FALSE); //... for all frames + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: SetOneShot(pSG) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(pSG, SetBufferSamples, FALSE); //... do not buffer samples in sample grabber + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: SetBufferSamples(pSG) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + OLE_RELEASE_SAFE(pSG); + + if(priv->tv_param->normalize_audio_chunks && !memcmp(&(pmt->majortype),&(MEDIATYPE_Audio),16)){ + set_buffer_preference(20,(WAVEFORMATEX*)(pmt->pbFormat),pCapturePin,pSGIn); + } + + /* connecting filters together: VideoCapture --> SampleGrabber */ + hr = OLE_CALL_ARGS(priv->pGraph, Connect, pCapturePin, pSGIn); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: Unable to create pCapturePin<->pSGIn connection. Error:0x%x\n", (unsigned int)hr); + break; + } + + if(priv->tv_param->hidden_video_renderer){ + IEnumFilters* pEnum; + IBaseFilter* pFilter; + + hr=OLE_CALL_ARGS(priv->pBuilder,RenderStream,NULL,NULL,(IUnknown*)pCapturePin,NULL,NULL); + + OLE_CALL_ARGS(priv->pGraph, EnumFilters, &pEnum); + while (OLE_CALL_ARGS(pEnum, Next, 1, &pFilter, NULL) == S_OK) { + LPVIDEOWINDOW pVideoWindow; + hr = OLE_QUERYINTERFACE(pFilter, IID_IVideoWindow, pVideoWindow); + if (SUCCEEDED(hr)) + { + OLE_CALL_ARGS(pVideoWindow,put_Visible,/* OAFALSE*/ 0); + OLE_CALL_ARGS(pVideoWindow,put_AutoShow,/* OAFALSE*/ 0); + OLE_RELEASE_SAFE(pVideoWindow); + } + OLE_RELEASE_SAFE(pFilter); + } + OLE_RELEASE_SAFE(pEnum); + }else + { + /* adding sink for video stream */ + hr = CoCreateInstance((GUID *) & CLSID_NullRenderer, NULL,CLSCTX_INPROC_SERVER, &IID_IBaseFilter,(void *) &pNR); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: CoCreateInstance(NullRenderer) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(priv->pGraph, AddFilter, pNR, L"Null Renderer"); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: AddFilter(NullRenderer) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + hr = OLE_CALL_ARGS(priv->pBuilder, FindPin, (IUnknown *) pNR,PINDIR_INPUT, NULL, NULL, FALSE, 0, &pNRIn); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: FindPin(pNRIn) call failed. Error:0x%x\n", (unsigned int)hr); + break; + } + /* + Prevent ending VBI chain with NullRenderer filter, because this causes VBI pin disconnection + */ + if(memcmp(&(pmt->majortype),&MEDIATYPE_VBI,16)){ + /* connecting filters together: SampleGrabber --> NullRenderer */ + hr = OLE_CALL_ARGS(priv->pGraph, Connect, pSGOut, pNRIn); + if(FAILED(hr)){ + mp_msg(MSGT_TV,MSGL_DBG2,"tvi_dshow: Unable to create pSGOut<->pNRIn connection. Error:0x%x\n", (unsigned int)hr); + break; + } + } + } + + hr = S_OK; + } while(0); + OLE_RELEASE_SAFE(pSGF); + OLE_RELEASE_SAFE(pSGIn); + OLE_RELEASE_SAFE(pSGOut); + OLE_RELEASE_SAFE(pNR); + OLE_RELEASE_SAFE(pNRIn); + OLE_RELEASE_SAFE(pCapturePin); + + return hr; +} + +/** + * \brief configures crossbar for grabbing video stream from given input + * + * \param priv driver's private data + * \param input index of available video input to get data from + * + * \return TVI_CONTROL_TRUE success + * \return TVI_CONTROL_FALSE error + */ +static int set_crossbar_input(priv_t * priv, int input) +{ + HRESULT hr; + int i, nVideoDecoder, nAudioDecoder; + long lInput, lInputRelated, lRelated, lPhysicalType, lOutputPins, + lInputPins; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: Configuring crossbar\n"); + if (!priv->pCrossbar || input < 0 + || input >= tv_available_inputs_count) + return TVI_CONTROL_FALSE; + + OLE_CALL_ARGS(priv->pCrossbar, get_PinCounts, &lOutputPins, &lInputPins); + + lInput = tv_available_inputs[input]; + + if (lInput < 0 || lInput >= lInputPins) + return TVI_CONTROL_FALSE; + + OLE_CALL_ARGS(priv->pCrossbar, get_CrossbarPinInfo, 1 /* input */ , lInput, + &lInputRelated, &lPhysicalType); + + nVideoDecoder = nAudioDecoder = -1; + for (i = 0; i < lOutputPins; i++) { + OLE_CALL_ARGS(priv->pCrossbar, get_CrossbarPinInfo, 0 /*output */ , i, + &lRelated, &lPhysicalType); + if (lPhysicalType == PhysConn_Video_VideoDecoder) + nVideoDecoder = i; + if (lPhysicalType == PhysConn_Audio_AudioDecoder) + nAudioDecoder = i; + } + if (nVideoDecoder >= 0) { + //connecting given input with video decoder + hr = OLE_CALL_ARGS(priv->pCrossbar, Route, nVideoDecoder, lInput); + if (hr != S_OK) { + mp_msg(MSGT_TV,MSGL_ERR,MSGTR_TVI_DS_UnableConnectInputVideoDecoder, (unsigned int)hr); + return TVI_CONTROL_FALSE; + } + } + if (nAudioDecoder >= 0 && lInputRelated >= 0) { + hr = OLE_CALL_ARGS(priv->pCrossbar, Route, nAudioDecoder, + lInputRelated); + if (hr != S_OK) { + mp_msg(MSGT_TV,MSGL_ERR,MSGTR_TVI_DS_UnableConnectInputAudioDecoder, (unsigned int)hr); + return TVI_CONTROL_FALSE; + } + } + return TVI_CONTROL_TRUE; +} + +/** + * \brief adjusts video control (hue,saturation,contrast,brightess) + * + * \param priv driver's private data + * \param control which control to adjust + * \param value new value for control (0-100) + * + * \return TVI_CONTROL_TRUE success + * \return TVI_CONTROL_FALSE error + */ +static int set_control(priv_t * priv, int control, int value) +{ + long lMin, lMax, lStepping, lDefault, lFlags, lValue; + HRESULT hr; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: set_control called\n"); + if (value < -100 || value > 100 || !priv->pVideoProcAmp) + return TVI_CONTROL_FALSE; + + hr = OLE_CALL_ARGS(priv->pVideoProcAmp, GetRange, control, + &lMin, &lMax, &lStepping, &lDefault, &lFlags); + if (FAILED(hr) || lFlags != VideoProcAmp_Flags_Manual) + return TVI_CONTROL_FALSE; + + lValue = lMin + (value + 100) * (lMax - lMin) / 200; + /* + Workaround for ATI AIW 7500. The driver reports: max=255, stepping=256 + */ + if (lStepping > lMax) { + mp_msg(MSGT_TV, MSGL_DBG3, + "tvi_dshow: Stepping (%ld) is bigger than max value (%ld) for control %d. Assuming 1\n", + lStepping, lMax,control); + lStepping = 1; + } + lValue -= lValue % lStepping; + hr = OLE_CALL_ARGS(priv->pVideoProcAmp, Set, control, lValue, + VideoProcAmp_Flags_Manual); + if (FAILED(hr)) + return TVI_CONTROL_FALSE; + + return TVI_CONTROL_TRUE; +} + +/** + * \brief get current value of video control (hue,saturation,contrast,brightess) + * + * \param priv driver's private data + * \param control which control to adjust + * \param pvalue address of variable thar receives current value + * + * \return TVI_CONTROL_TRUE success + * \return TVI_CONTROL_FALSE error + */ +static int get_control(priv_t * priv, int control, int *pvalue) +{ + long lMin, lMax, lStepping, lDefault, lFlags, lValue; + HRESULT hr; + + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: get_control called\n"); + if (!pvalue || !priv->pVideoProcAmp) + return TVI_CONTROL_FALSE; + + hr = OLE_CALL_ARGS(priv->pVideoProcAmp, GetRange, control, + &lMin, &lMax, &lStepping, &lDefault, &lFlags); + if (FAILED(hr)) + return TVI_CONTROL_FALSE; + if (lMin == lMax) { + *pvalue = lMin; + return TVI_CONTROL_TRUE; + } + + hr = OLE_CALL_ARGS(priv->pVideoProcAmp, Get, control, &lValue, &lFlags); + if (FAILED(hr)) + return TVI_CONTROL_FALSE; + + *pvalue = 200 * (lValue - lMin) / (lMax - lMin) - 100; + + return TVI_CONTROL_TRUE; +} + +/** + * \brief extracts fcc,width,height from AM_MEDIA_TYPE + * + * \param pmt pointer to AM_MEDIA_TYPE to extract data from + * \param pfcc address of variable that receives FourCC + * \param pwidth address of variable that receives width + * \param pheight address of variable that recevies height + * + * \return 1 if data extracted successfully, 0 - otherwise + */ +static int extract_video_format(AM_MEDIA_TYPE * pmt, int *pfcc, + int *pwidth, int *pheight) +{ + mp_msg(MSGT_TV, MSGL_DBG4, "tvi_dshow: extract_video_format called\n"); + if (!pmt) + return 0; + if (!pmt->pbFormat) + return 0; + if (memcmp(&(pmt->formattype), &FORMAT_VideoInfo, 16) != 0) + return 0; + if (pfcc) + *pfcc = subtype2imgfmt(&(pmt->subtype)); + if (pwidth) + *pwidth = ((VIDEOINFOHEADER *) pmt->pbFormat)->bmiHeader.biWidth; + if (pheight) + *pheight = ((VIDEOINFOHEADER *) pmt->pbFormat)->bmiHeader.biHeight; + return 1; +} + +/** + * \brief extracts samplerate,bits,channels from AM_MEDIA_TYPE + * + * \pa