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-rw-r--r--client/player.cc34
-rw-r--r--client/player.h12
-rw-r--r--lib/libdv_wrapper.cc101
-rw-r--r--lib/libdv_wrapper.h107
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__*/
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