* InfoWin.cpp - Media Player for the Haiku Operating System
*
* Copyright (C) 2006 Marcus Overhagen <marcus@overhagen.de>
* Copyright 2015 Axel Dörfler <axeld@pinc-software.de>
*
* Released under the terms of the MIT license.
*/
#include "InfoWin.h"
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <Bitmap.h>
#include <Catalog.h>
#include <ControlLook.h>
#include <Debug.h>
#include <LayoutBuilder.h>
#include <MediaDefs.h>
#include <Mime.h>
#include <NodeInfo.h>
#include <Screen.h>
#include <String.h>
#include <StringFormat.h>
#include <StringForRate.h>
#include <StringView.h>
#include <TextView.h>
#include "Controller.h"
#include "ControllerObserver.h"
#include "PlaylistItem.h"
#define MIN_WIDTH 500
#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "MediaPlayer-InfoWin"
class IconView : public BView {
public:
IconView(const char* name, int32 iconSize);
virtual ~IconView();
status_t SetIcon(const PlaylistItem* item);
status_t SetIcon(const char* mimeType);
void SetGenericIcon();
virtual void GetPreferredSize(float* _width, float* _height);
virtual void AttachedToWindow();
virtual void Draw(BRect updateRect);
private:
BBitmap* fIconBitmap;
};
IconView::IconView(const char* name, int32 iconSize)
:
BView(name, B_WILL_DRAW | B_FULL_UPDATE_ON_RESIZE),
fIconBitmap(NULL)
{
fIconBitmap = new BBitmap(BRect(0, 0, iconSize - 1, iconSize - 1),
B_RGBA32);
SetExplicitMaxSize(PreferredSize());
}
IconView::~IconView()
{
delete fIconBitmap;
}
status_t
IconView::SetIcon(const PlaylistItem* item)
{
return item->GetIcon(fIconBitmap, B_LARGE_ICON);
}
status_t
IconView::SetIcon(const char* mimeTypeString)
{
if (!mimeTypeString)
return B_BAD_VALUE;
BMimeType mimeType(mimeTypeString);
status_t status = mimeType.GetIcon(fIconBitmap, B_LARGE_ICON);
if (status != B_OK) {
BMimeType superType;
status = mimeType.GetSupertype(&superType);
if (status == B_OK)
status = superType.GetIcon(fIconBitmap, B_LARGE_ICON);
}
return status;
}
void
IconView::SetGenericIcon()
{
BMimeType genericType(B_FILE_MIME_TYPE);
if (genericType.GetIcon(fIconBitmap, B_LARGE_ICON) != B_OK) {
uint8 transparent = 0;
if (fIconBitmap->ColorSpace() == B_CMAP8)
transparent = B_TRANSPARENT_MAGIC_CMAP8;
memset(fIconBitmap->Bits(), transparent, fIconBitmap->BitsLength());
}
}
void
IconView::GetPreferredSize(float* _width, float* _height)
{
if (_width != NULL) {
*_width = fIconBitmap->Bounds().Width()
+ 2 * be_control_look->DefaultItemSpacing();
}
if (_height != NULL) {
*_height = fIconBitmap->Bounds().Height()
+ 2 * be_control_look->DefaultItemSpacing();
}
}
void
IconView::AttachedToWindow()
{
if (Parent() != NULL)
SetViewColor(Parent()->ViewColor());
else
SetViewUIColor(B_PANEL_BACKGROUND_COLOR);
}
void
IconView::Draw(BRect updateRect)
{
BRect rect(Bounds());
if (fIconBitmap != NULL) {
SetDrawingMode(B_OP_ALPHA);
DrawBitmap(fIconBitmap, BPoint(rect.left
+ (rect.Width() - fIconBitmap->Bounds().Width()) / 2,
rect.top + (rect.Height() - fIconBitmap->Bounds().Height()) / 2));
}
}
InfoWin::InfoWin(BPoint leftTop, Controller* controller)
:
BWindow(BRect(leftTop.x, leftTop.y, leftTop.x + MIN_WIDTH - 1,
leftTop.y + 300), B_TRANSLATE("File info"), B_TITLED_WINDOW,
B_ASYNCHRONOUS_CONTROLS | B_AUTO_UPDATE_SIZE_LIMITS | B_NOT_ZOOMABLE),
fController(controller),
fControllerObserver(new ControllerObserver(this,
OBSERVE_FILE_CHANGES | OBSERVE_TRACK_CHANGES | OBSERVE_STAT_CHANGES))
{
fIconView = new IconView("background", B_LARGE_ICON);
fFilenameView = _CreateInfo("filename");
BFont bigFont(be_plain_font);
bigFont.SetSize(bigFont.Size() * 1.5f);
fFilenameView->SetFont(&bigFont);
BStringView* containerLabel = _CreateLabel("containerLabel",
B_TRANSLATE("Container"));
fContainerInfo = _CreateInfo("container");
fVideoSeparator = _CreateSeparator();
fVideoLabel = _CreateLabel("videoLabel", B_TRANSLATE("Video"));
fVideoFormatInfo = _CreateInfo("videoFormat");
fVideoConfigInfo = _CreateInfo("videoConfig");
fDisplayModeLabel = _CreateLabel("displayModeLabel",
B_TRANSLATE("Display mode"));
fDisplayModeInfo = _CreateInfo("displayMode");
fAudioSeparator = _CreateSeparator();
fAudioLabel = _CreateLabel("audioLabel", B_TRANSLATE("Audio"));
fAudioFormatInfo = _CreateInfo("audioFormat");
fAudioConfigInfo = _CreateInfo("audioConfig");
BStringView* durationLabel = _CreateLabel("durationLabel",
B_TRANSLATE("Duration"));
fDurationInfo = _CreateInfo("duration");
BStringView* locationLabel = _CreateLabel("locationLabel",
B_TRANSLATE("Location"));
fLocationInfo = _CreateInfo("location");
fCopyrightSeparator = _CreateSeparator();
fCopyrightLabel = _CreateLabel("copyrightLabel", B_TRANSLATE("Copyright"));
fCopyrightInfo = _CreateInfo("copyright");
BLayoutBuilder::Group<>(this, B_VERTICAL)
.SetInsets(B_USE_DEFAULT_SPACING)
.AddGroup(B_HORIZONTAL)
.Add(fIconView, 0)
.Add(fFilenameView, 1)
.End()
.AddGrid(2, 13)
.Add(containerLabel, 0, 0)
.Add(fContainerInfo, 1, 0)
.Add(fVideoSeparator, 0, 1)
.Add(fVideoLabel, 0, 2)
.Add(fVideoFormatInfo, 1, 2)
.Add(fVideoConfigInfo, 1, 3)
.Add(fDisplayModeLabel, 0, 4)
.Add(fDisplayModeInfo, 1, 4)
.Add(fAudioSeparator, 0, 5)
.Add(fAudioLabel, 0, 6)
.Add(fAudioFormatInfo, 1, 6)
.Add(fAudioConfigInfo, 1, 7)
.Add(_CreateSeparator(), 0, 8)
.Add(durationLabel, 0, 9)
.Add(fDurationInfo, 1, 9)
.Add(_CreateSeparator(), 0, 10)
.Add(locationLabel, 0, 11)
.Add(fLocationInfo, 1, 11)
.Add(fCopyrightSeparator, 0, 12)
.Add(fCopyrightLabel, 0, 12)
.Add(fCopyrightInfo, 1, 12)
.SetColumnWeight(0, 0)
.SetColumnWeight(1, 1)
.SetSpacing(B_USE_DEFAULT_SPACING, 0)
.SetExplicitMinSize(BSize(MIN_WIDTH, B_SIZE_UNSET));
fController->AddListener(fControllerObserver);
Update();
UpdateSizeLimits();
BScreen screen(this);
if (screen.Frame().bottom < Frame().bottom)
MoveBy(0, screen.Frame().bottom - Frame().bottom);
if (screen.Frame().right < Frame().right)
MoveBy(0, screen.Frame().right - Frame().right);
Show();
}
InfoWin::~InfoWin()
{
fController->RemoveListener(fControllerObserver);
delete fControllerObserver;
}
void
InfoWin::MessageReceived(BMessage* msg)
{
switch (msg->what) {
case MSG_CONTROLLER_FILE_FINISHED:
break;
case MSG_CONTROLLER_FILE_CHANGED:
Update(INFO_ALL);
break;
case MSG_CONTROLLER_VIDEO_TRACK_CHANGED:
Update(INFO_VIDEO | INFO_STATS);
break;
case MSG_CONTROLLER_AUDIO_TRACK_CHANGED:
Update(INFO_AUDIO | INFO_STATS);
break;
case MSG_CONTROLLER_VIDEO_STATS_CHANGED:
case MSG_CONTROLLER_AUDIO_STATS_CHANGED:
Update(INFO_STATS);
break;
default:
BWindow::MessageReceived(msg);
break;
}
}
bool
InfoWin::QuitRequested()
{
Hide();
return false;
}
void
InfoWin::Pulse()
{
if (IsHidden())
return;
Update(INFO_STATS);
}
void
InfoWin::Update(uint32 which)
{
if (!fController->Lock())
return;
if ((which & INFO_FILE) != 0)
_UpdateFile();
if ((which & INFO_VIDEO) != 0)
_UpdateVideo();
if ((which & INFO_AUDIO) != 0)
_UpdateAudio();
if ((which & INFO_STATS) != 0) {
_UpdateDuration();
}
if ((which & INFO_TRANSPORT) != 0) {
}
if ((which & INFO_COPYRIGHT)!=0)
_UpdateCopyright();
fController->Unlock();
}
void
InfoWin::_UpdateFile()
{
bool iconSet = false;
if (fController->HasFile()) {
const PlaylistItem* item = fController->Item();
iconSet = fIconView->SetIcon(item) == B_OK;
media_file_format fileFormat;
status_t status = fController->GetFileFormatInfo(&fileFormat);
if (status == B_OK) {
fContainerInfo->SetText(fileFormat.pretty_name);
if (!iconSet)
iconSet = fIconView->SetIcon(fileFormat.mime_type) == B_OK;
} else
fContainerInfo->SetText(strerror(status));
BString info;
if (fController->GetLocation(&info) != B_OK)
info = B_TRANSLATE("<unknown>");
fLocationInfo->SetText(info.String());
fLocationInfo->SetToolTip(info.String());
if (fController->GetName(&info) != B_OK || info.IsEmpty())
info = B_TRANSLATE("<unnamed media>");
fFilenameView->SetText(info.String());
fFilenameView->SetToolTip(info.String());
} else {
fFilenameView->SetText(B_TRANSLATE("<no media>"));
fContainerInfo->SetText("-");
fLocationInfo->SetText("-");
}
if (!iconSet)
fIconView->SetGenericIcon();
}
void
InfoWin::_UpdateVideo()
{
bool visible = fController->VideoTrackCount() > 0;
if (visible) {
BString info;
media_format format;
media_raw_video_format videoFormat = {};
status_t status = fController->GetEncodedVideoFormat(&format);
if (status != B_OK) {
info << "(" << strerror(status) << ")\n";
} else if (format.type == B_MEDIA_ENCODED_VIDEO) {
videoFormat = format.u.encoded_video.output;
media_codec_info mci;
status = fController->GetVideoCodecInfo(&mci);
if (status != B_OK) {
if (format.user_data_type == B_CODEC_TYPE_INFO) {
info << (char *)format.user_data << " "
<< B_TRANSLATE("(not supported)");
} else
info = strerror(status);
} else
info << mci.pretty_name;
} else if (format.type == B_MEDIA_RAW_VIDEO) {
videoFormat = format.u.raw_video;
info << B_TRANSLATE("raw video");
} else
info << B_TRANSLATE("unknown format");
fVideoFormatInfo->SetText(info.String());
info.SetToFormat(B_TRANSLATE_COMMENT("%" B_PRIu32 " × %" B_PRIu32,
"The '×' is the Unicode multiplication sign U+00D7"),
format.Width(), format.Height());
char fpsString[20];
snprintf(fpsString, sizeof(fpsString), B_TRANSLATE("%.3f fps"),
videoFormat.field_rate);
info << ", " << fpsString;
fVideoConfigInfo->SetText(info.String());
if (fController->IsOverlayActive())
fDisplayModeInfo->SetText(B_TRANSLATE("Overlay"));
else
fDisplayModeInfo->SetText(B_TRANSLATE("DrawBitmap"));
}
fVideoSeparator->SetVisible(visible);
_SetVisible(fVideoLabel, visible);
_SetVisible(fVideoFormatInfo, visible);
_SetVisible(fVideoConfigInfo, visible);
_SetVisible(fDisplayModeLabel, visible);
_SetVisible(fDisplayModeInfo, visible);
}
void
InfoWin::_UpdateAudio()
{
bool visible = fController->AudioTrackCount() > 0;
if (visible) {
BString info;
media_format format;
media_raw_audio_format audioFormat = {};
status_t status = fController->GetEncodedAudioFormat(&format);
if (status != B_OK) {
info << "(" << strerror(status) << ")\n";
} else if (format.type == B_MEDIA_ENCODED_AUDIO) {
audioFormat = format.u.encoded_audio.output;
media_codec_info mci;
status = fController->GetAudioCodecInfo(&mci);
if (status != B_OK) {
if (format.user_data_type == B_CODEC_TYPE_INFO) {
info << (char *)format.user_data << " "
<< B_TRANSLATE("(not supported)");
} else
info = strerror(status);
} else
info = mci.pretty_name;
} else if (format.type == B_MEDIA_RAW_AUDIO) {
audioFormat = format.u.raw_audio;
info = B_TRANSLATE("raw audio");
} else
info = B_TRANSLATE("unknown format");
fAudioFormatInfo->SetText(info.String());
int bitsPerSample = 8 * (audioFormat.format & media_raw_audio_format::B_AUDIO_SIZE_MASK);
uint32 channelCount = audioFormat.channel_count;
float sr = audioFormat.frame_rate;
info.Truncate(0);
if (bitsPerSample > 0) {
char bitString[20];
snprintf(bitString, sizeof(bitString), B_TRANSLATE("%d Bit"),
bitsPerSample);
info << bitString << " ";
}
static BStringFormat channelFormat(B_TRANSLATE(
"{0, plural, =1{Mono} =2{Stereo} other{# Channels}}"));
channelFormat.Format(info, channelCount);
info << ", ";
if (sr > 0.0) {
char rateString[20];
snprintf(rateString, sizeof(rateString),
B_TRANSLATE("%.3f kHz"), sr / 1000);
info << rateString;
} else {
BString rateString = B_TRANSLATE("%d kHz");
rateString.ReplaceFirst("%d", "??");
info << rateString;
}
if (format.type == B_MEDIA_ENCODED_AUDIO) {
float br = format.u.encoded_audio.bit_rate;
char string[20] = "";
if (br > 0.0)
info << ", " << string_for_rate(br, string, sizeof(string));
}
fAudioConfigInfo->SetText(info.String());
}
fAudioSeparator->SetVisible(visible);
_SetVisible(fAudioLabel, visible);
_SetVisible(fAudioFormatInfo, visible);
_SetVisible(fAudioConfigInfo, visible);
}
void
InfoWin::_UpdateDuration()
{
if (!fController->HasFile()) {
fDurationInfo->SetText("-");
return;
}
BString info;
bigtime_t d = fController->TimeDuration() / 1000;
bigtime_t v = d / (3600 * 1000);
d = d % (3600 * 1000);
bool hours = v > 0;
if (hours)
info << v << ":";
v = d / (60 * 1000);
d = d % (60 * 1000);
info << v << ":";
v = d / 1000;
if (v < 10)
info << '0';
info << v;
if (hours)
info << " " << B_TRANSLATE_COMMENT("h", "Hours");
else
info << " " << B_TRANSLATE_COMMENT("min", "Minutes");
fDurationInfo->SetText(info.String());
}
void
InfoWin::_UpdateCopyright()
{
BString info;
bool visible = fController->HasFile()
&& fController->GetCopyright(&info) == B_OK && !info.IsEmpty();
if (visible)
fCopyrightInfo->SetText(info.String());
fCopyrightSeparator->SetVisible(visible);
_SetVisible(fCopyrightLabel, visible);
_SetVisible(fCopyrightInfo, visible);
}
BStringView*
InfoWin::_CreateLabel(const char* name, const char* label)
{
static const rgb_color kLabelColor = tint_color(
ui_color(B_PANEL_BACKGROUND_COLOR), B_DARKEN_3_TINT);
BStringView* view = new BStringView(name, label);
view->SetAlignment(B_ALIGN_RIGHT);
view->SetHighColor(kLabelColor);
return view;
}
BStringView*
InfoWin::_CreateInfo(const char* name)
{
BStringView* view = new BStringView(name, "");
view->SetExplicitMinSize(BSize(200, B_SIZE_UNSET));
view->SetExplicitMaxSize(BSize(B_SIZE_UNLIMITED, B_SIZE_UNSET));
view->SetTruncation(B_TRUNCATE_SMART);
return view;
}
BLayoutItem*
InfoWin::_CreateSeparator()
{
return BSpaceLayoutItem::CreateVerticalStrut(
be_control_look->ComposeSpacing(B_USE_HALF_ITEM_SPACING));
}
void
InfoWin::_SetVisible(BView* view, bool visible)
{
bool hidden = view->IsHidden(view);
if (hidden && visible)
view->Show();
else if (!hidden && !visible)
view->Hide();
}
