diff options
| author | deva <deva> | 2006-04-10 13:21:12 +0000 | 
|---|---|---|
| committer | deva <deva> | 2006-04-10 13:21:12 +0000 | 
| commit | d90e7cb1937c4903fcfe5593a6a59be52763f235 (patch) | |
| tree | 87836cf62b4ef884de953e2a1b67743451e8c72c | |
| parent | 582bcd19d6a58c266f5453961c87acf72fae5353 (diff) | |
*** empty log message ***
| -rw-r--r-- | client/player.cc | 34 | ||||
| -rw-r--r-- | client/player.h | 12 | ||||
| -rw-r--r-- | lib/libdv_wrapper.cc | 101 | ||||
| -rw-r--r-- | lib/libdv_wrapper.h | 107 | 
4 files changed, 212 insertions, 42 deletions
| diff --git a/client/player.cc b/client/player.cc index 1f789b9..1689dcf 100644 --- a/client/player.cc +++ b/client/player.cc @@ -32,7 +32,6 @@  //#define COLORSPACE_YV12  static int num = 0; -static bool first = true;  Player::Player(QWidget *w, Decoder *d)  { @@ -43,9 +42,7 @@ Player::Player(QWidget *w, Decoder *d)    connect(this, SIGNAL(timeout()), this, SLOT(show_frame())); -	dvdecoder = dv_decoder_new(FALSE/*this value is unused*/, FALSE, FALSE); -  dv_set_quality(dvdecoder, DV_QUALITY_COLOR | DV_QUALITY_AC_1); -  //dv_set_quality(dvdecoder, DV_QUALITY_BEST); +  dvdecoder.setOutputBuffer(render.getDisplayData());  }  Player::~Player() @@ -61,34 +58,7 @@ void Player::show_frame()    frame = decoder->getFrame();    if(!frame) return; -  if(first) { -#ifdef COLORSPACE_YV12 -    yuv[0] = (unsigned char*)render.xvimage->data; -    yuv[1] = (unsigned char*)yuv[0] + (WIDTH * HEIGHT); -    yuv[2] = (unsigned char*)yuv[1] + (WIDTH * HEIGHT / 4); -    pitches[0] = WIDTH; -    pitches[1] = WIDTH / 2; -    pitches[2] = WIDTH / 2; -#else -    yuv[0] = (unsigned char*)render.getDisplayData(); // Decode directly to the XVideo buffer -    pitches[0] = WIDTH * 2; -#endif - -    dv_parse_header(dvdecoder, frame->data); -    //dv_parse_packs(decoder, frame->data); // Not needed anyway! -     -    dvdecoder->system = e_dv_system_625_50;  // PAL lines, PAL framerate -    dvdecoder->sampling = e_dv_sample_422;  // 4 bytes y, 2 bytes u, 2 bytes v -    dvdecoder->std = e_dv_std_iec_61834; -    dvdecoder->num_dif_seqs = 12; -    first = false; -  } - -  dv_decode_full_frame(dvdecoder,  -                       frame->data, -                       e_dv_color_yuv,  -                       yuv, -                       pitches); +  dvdecoder.decode((char*)frame->data);    render.width = widget->width();    render.height = widget->height(); diff --git a/client/player.h b/client/player.h index 824e2c0..723fc33 100644 --- a/client/player.h +++ b/client/player.h @@ -37,10 +37,7 @@  #include <X11/Xlib.h>  #include <X11/extensions/Xvlib.h> -//#include "libdv_wrapper.h" -// Use libdv -#include <libdv/dv.h> -#include <libdv/dv_types.h> +#include "libdv_wrapper.h"  #include "xvaccelrenderer.h" @@ -55,12 +52,7 @@ public slots:    void show_frame();  private: -  int pitches[3]; -  unsigned char* yuv[3]; - -  //  LibDVWrapper dvdecoder; -  dv_decoder_t *dvdecoder; - +  LibDVWrapper dvdecoder;    Decoder *decoder;    QWidget *widget; diff --git a/lib/libdv_wrapper.cc b/lib/libdv_wrapper.cc new file mode 100644 index 0000000..d570e2c --- /dev/null +++ b/lib/libdv_wrapper.cc @@ -0,0 +1,101 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + *            libdv_wrapper.cc + * + *  Mon Apr 10 11:20:18 CEST 2006 + *  Copyright  2006 Bent Bisballe Nyeng + *  deva@aasimon.org + ****************************************************************************/ + +/* + *  This file is part of MIaV. + * + *  MIaV 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. + * + *  MIaV 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 MIaV; if not, write to the Free Software + *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA. + */ +#include "libdv_wrapper.h" + +static bool first = true; + +LibDVWrapper::LibDVWrapper(DV::Quality quality, +                           DV::System system, +                           DV::Sampling sampling) +{ +	decoder = dv_decoder_new(FALSE, // int ignored +                           FALSE, // int clamp_luma +                           FALSE);// int clamp_chroma +  setQuality(quality); +  setSystem(system); +  setSampling(sampling); + +  width = 720; +  height = 576; +} + + +LibDVWrapper::~LibDVWrapper() +{ +  dv_decoder_free(decoder); +} + +void LibDVWrapper::setQuality(DV::Quality quality) +{ +  dv_set_quality(decoder, quality); +} + +void LibDVWrapper::setSystem(DV::System system) +{ +  decoder->system = (dv_system_t)system; +} + +void LibDVWrapper::setSampling(DV::Sampling sampling) +{ +  decoder->sampling = (dv_sample_t)sampling; +} + +void LibDVWrapper::setOutputBuffer(char *output) +{ +#ifdef COLORSPACE_YV12 +    yuv[0] = (unsigned char*)output; +    yuv[1] = (unsigned char*)yuv[0] + (width * height); +    yuv[2] = (unsigned char*)yuv[1] + (width * height / 4); +    pitches[0] = width; +    pitches[1] = width / 2; +    pitches[2] = width / 2; +#else +    yuv[0] = (unsigned char*)output;//render.getDisplayData(); // Decode directly to the XVideo buffer +    pitches[0] = width * 2; +#endif +} + +void LibDVWrapper::decode(char *input) +{ +  if(first) { +    dv_parse_header(decoder, (const uint8_t*)input); +    //dv_parse_packs(decoder, frame->data); // Not needed anyway! +     +    //    decoder->system = e_dv_system_625_50;  // PAL lines, PAL framerate +    //    decoder->sampling = e_dv_sample_422;  // 4 bytes y, 2 bytes u, 2 bytes v +    decoder->std = e_dv_std_iec_61834; +    decoder->num_dif_seqs = 12; +    first = false; +  } + +  dv_decode_full_frame(decoder, +                       (const uint8_t*)input, +                       e_dv_color_yuv, +                       yuv, +                       pitches); +} + diff --git a/lib/libdv_wrapper.h b/lib/libdv_wrapper.h new file mode 100644 index 0000000..995e8d7 --- /dev/null +++ b/lib/libdv_wrapper.h @@ -0,0 +1,107 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + *            libdv_wrapper.h + * + *  Mon Apr 10 11:20:18 CEST 2006 + *  Copyright  2006 Bent Bisballe Nyeng + *  deva@aasimon.org + ****************************************************************************/ + +/* + *  This file is part of MIaV. + * + *  MIaV 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. + * + *  MIaV 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 MIaV; if not, write to the Free Software + *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA. + */ +#ifndef __MIAV_LIBDV_WRAPPER_H__ +#define __MIAV_LIBDV_WRAPPER_H__ + +// Use libdv +#include <libdv/dv.h> +#include <libdv/dv_types.h> + +namespace DV { +  /* +    #define DV_QUALITY_COLOR       1     // Clear this bit to make monochrome + +    #define DV_QUALITY_AC_MASK     (0x3 << 1) +    #define DV_QUALITY_DC          (0x0 << 1) +    #define DV_QUALITY_AC_1        (0x1 << 1) +    #define DV_QUALITY_AC_2        (0x2 << 1) +     +    #define DV_QUALITY_BEST       (DV_QUALITY_COLOR | DV_QUALITY_AC_2) +    #define DV_QUALITY_FASTEST     0     // Monochrome, DC coeffs only +  */ +  typedef enum { +    ColorBest = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_2, +    ColorGood = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_AC_1, +    ColorBad  = DV_QUALITY_COLOR | DV_QUALITY_AC_MASK | DV_QUALITY_DC, +    MonocromeBest = DV_QUALITY_AC_MASK | DV_QUALITY_AC_2, +    MonocromeGood = DV_QUALITY_AC_MASK | DV_QUALITY_AC_1, +    MonocromeBad  = DV_QUALITY_AC_MASK | DV_QUALITY_DC +  } Quality; +  /*   +      typedef enum system_e {  +      e_dv_system_none = 0, +      e_dv_system_525_60,    // NTSC +      e_dv_system_625_50,    // PAL +      } dv_system_t; +  */ +  typedef enum { +    //None = e_dv_system_none, +    NTSC = e_dv_system_525_60, +    PAL = e_dv_system_625_50 +  } System; + +  /* +    typedef enum sample_e {  +    e_dv_sample_none = 0, +    e_dv_sample_411, +    e_dv_sample_420, +    e_dv_sample_422, +    } dv_sample_t; +  */ +  typedef enum { +    //None = e_dv_sample_none, +    YUV_411 = e_dv_sample_411, +    YUV_420 = e_dv_sample_420, +    YUV_422 = e_dv_sample_422 +  } Sampling; +}; + +class LibDVWrapper { +public: +  LibDVWrapper(DV::Quality quality = DV::ColorBest, +               DV::System system = DV::PAL, +               DV::Sampling sampling = DV::YUV_422); +  ~LibDVWrapper(); + +  void setQuality(DV::Quality quality); +  void setSystem(DV::System system); +  void setSampling(DV::Sampling sampling); + +  void setOutputBuffer(char *output); + +  void decode(char *input); + +private: +  int width, height; + +  int pitches[3]; +  unsigned char* yuv[3]; + +  dv_decoder_t *decoder; +}; + +#endif/*__MIAV_LIBDV_WRAPPER_H__*/ | 
