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/* $Id: PictureController.mm,v 1.11 2005/08/01 15:10:44 titer Exp $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.m0k.org/>.
It may be used under the terms of the GNU General Public License. */
#include "PictureController.h"
static int GetAlignedSize( int size )
{
int result = 1;
while( result < size )
{
result *= 2;
}
return result;
}
@implementation PictureController
- (void) SetHandle: (hb_handle_t *) handle
{
fHandle = handle;
fHasQE = CGDisplayUsesOpenGLAcceleration( kCGDirectMainDisplay );
fBuffer = NULL;
fBufferSize = 0;
fTexBuf[0] = NULL;
fTexBuf[1] = NULL;
fTexBufSize = 0;
[fWidthStepper setValueWraps: NO];
[fWidthStepper setIncrement: 16];
[fWidthStepper setMinValue: 16];
[fHeightStepper setValueWraps: NO];
[fHeightStepper setIncrement: 16];
[fHeightStepper setMinValue: 16];
[fCropTopStepper setIncrement: 2];
[fCropTopStepper setMinValue: 0];
[fCropBottomStepper setIncrement: 2];
[fCropBottomStepper setMinValue: 0];
[fCropLeftStepper setIncrement: 2];
[fCropLeftStepper setMinValue: 0];
[fCropRightStepper setIncrement: 2];
[fCropRightStepper setMinValue: 0];
}
- (void) SetTitle: (hb_title_t *) title
{
hb_job_t * job = title->job;
fTitle = title;
/* Make sure we have big enough buffers */
int newSize;
newSize = ( title->width + 2 ) * (title->height + 2 ) * 4;
if( fBufferSize < newSize )
{
fBufferSize = newSize;
fBuffer = (uint8_t *) realloc( fBuffer, fBufferSize );
}
if( !fHasQE )
{
newSize = ( GetAlignedSize( title->width + 2 ) *
GetAlignedSize( title->height + 2 ) * 4 );
}
if( fTexBufSize < newSize )
{
fTexBufSize = newSize;
fTexBuf[0] = (uint8_t *) realloc( fTexBuf[0], fTexBufSize );
fTexBuf[1] = (uint8_t *) realloc( fTexBuf[1], fTexBufSize );
}
[fWidthStepper setMaxValue: title->width];
[fWidthStepper setIntValue: job->width];
[fWidthField setIntValue: job->width];
[fHeightStepper setMaxValue: title->height];
[fHeightStepper setIntValue: job->height];
[fHeightField setIntValue: job->height];
[fRatioCheck setState: job->keep_ratio ? NSOnState : NSOffState];
[fCropTopStepper setMaxValue: title->height/2-2];
[fCropBottomStepper setMaxValue: title->height/2-2];
[fCropLeftStepper setMaxValue: title->width/2-2];
[fCropRightStepper setMaxValue: title->width/2-2];
[fDeinterlaceCheck setState: job->deinterlace ? NSOnState : NSOffState];
[fPARCheck setState: job->pixel_ratio ? NSOnState : NSOffState];
MaxOutputWidth = title->width;
MaxOutputHeight = title->height;
fPicture = 0;
[self SettingsChanged: nil];
}
- (void) Display: (int) anim
{
hb_get_preview( fHandle, fTitle, fPicture, fBuffer );
/* Backup previous picture (for effects) */
memcpy( fTexBuf[1], fTexBuf[0], fTexBufSize );
if( fHasQE )
{
/* Simply copy */
memcpy( fTexBuf[0], fBuffer, fTexBufSize );
}
else
{
/* Copy line by line */
uint8_t * in = fBuffer;
uint8_t * out = fTexBuf[0];
for( int i = fTitle->height + 2; i--; )
{
memcpy( out, in, 4 * ( fTitle->width + 2 ) );
in += 4 * ( fTitle->width + 2 );
out += 4 * GetAlignedSize( fTitle->width + 2 );
}
}
if( [fEffectsCheck state] == NSOffState )
{
anim = HB_ANIMATE_NONE;
}
else if( [[NSApp currentEvent] modifierFlags] & NSShiftKeyMask )
{
anim |= HB_ANIMATE_SLOW;
}
[fPictureGLView Display: anim buffer1: fTexBuf[0]
buffer2: fTexBuf[1] width: ( fTitle->width + 2 )
height: ( fTitle->height + 2 )];
/* Set the Output Display below the Preview Picture*/
if (fTitle->job->pixel_ratio == 1)
{
int titlewidth = fTitle->width-fTitle->job->crop[2]-fTitle->job->crop[3];
int arpwidth = fTitle->job->pixel_aspect_width;
int arpheight = fTitle->job->pixel_aspect_height;
int displayparwidth = titlewidth * arpwidth / arpheight;
int displayparheight = fTitle->height-fTitle->job->crop[0]-fTitle->job->crop[1];
[fInfoField setStringValue: [NSString stringWithFormat:
@"Source: %dx%d, Output: %dx%d, Anamorphic: %dx%d", fTitle->width, fTitle->height,
titlewidth, fTitle->height-fTitle->job->crop[0]-fTitle->job->crop[1], displayparwidth,
fTitle->height-fTitle->job->crop[0]-fTitle->job->crop[1]]];
}
else
{
[fInfoField setStringValue: [NSString stringWithFormat:
@"Source: %dx%d, Output: %dx%d", fTitle->width, fTitle->height,
fTitle->job->width, fTitle->job->height]];
}
[fPrevButton setEnabled: ( fPicture > 0 )];
[fNextButton setEnabled: ( fPicture < 9 )];
}
- (IBAction) SettingsChanged: (id) sender
{
hb_job_t * job = fTitle->job;
if ([fPARCheck state] == 1 )
{
[fWidthStepper setIntValue: MaxOutputWidth];
[fWidthField setIntValue: MaxOutputWidth];
[fHeightStepper setIntValue: fTitle->height-fTitle->job->crop[0]-fTitle->job->crop[1]];
[fHeightField setIntValue: fTitle->height-fTitle->job->crop[0]-fTitle->job->crop[1]];
[fRatioCheck setState: 0];
[fWidthStepper setEnabled: NO];
[fWidthField setEnabled: NO];
[fHeightStepper setEnabled: NO];
[fHeightField setEnabled: NO];
[fRatioCheck setEnabled: NO];
}
else
{
[fWidthStepper setEnabled: YES];
[fWidthField setEnabled: YES];
[fHeightStepper setEnabled: YES];
[fHeightField setEnabled: YES];
[fRatioCheck setEnabled: YES];
}
job->width = [fWidthStepper intValue];
job->height = [fHeightStepper intValue];
job->keep_ratio = ( [fRatioCheck state] == NSOnState );
job->deinterlace = ( [fDeinterlaceCheck state] == NSOnState );
job->pixel_ratio = ( [fPARCheck state] == NSOnState );
bool autocrop = ( [fCropMatrix selectedRow] == 0 );
[fCropTopStepper setEnabled: !autocrop];
[fCropBottomStepper setEnabled: !autocrop];
[fCropLeftStepper setEnabled: !autocrop];
[fCropRightStepper setEnabled: !autocrop];
if( autocrop )
{
memcpy( job->crop, fTitle->crop, 4 * sizeof( int ) );
}
else
{
job->crop[0] = [fCropTopStepper intValue];
job->crop[1] = [fCropBottomStepper intValue];
job->crop[2] = [fCropLeftStepper intValue];
job->crop[3] = [fCropRightStepper intValue];
}
if( job->keep_ratio )
{
if( sender == fWidthStepper || sender == fRatioCheck ||
sender == fCropTopStepper || sender == fCropBottomStepper )
{
hb_fix_aspect( job, HB_KEEP_WIDTH );
if( job->height > fTitle->height )
{
job->height = fTitle->height;
hb_fix_aspect( job, HB_KEEP_HEIGHT );
}
}
else
{
hb_fix_aspect( job, HB_KEEP_HEIGHT );
if( job->width > fTitle->width )
{
job->width = fTitle->width;
hb_fix_aspect( job, HB_KEEP_WIDTH );
}
}
}
[fWidthStepper setIntValue: job->width];
[fWidthField setIntValue: job->width];
[fHeightStepper setIntValue: job->height];
[fHeightField setIntValue: job->height];
[fCropTopStepper setIntValue: job->crop[0]];
[fCropTopField setIntValue: job->crop[0]];
[fCropBottomStepper setIntValue: job->crop[1]];
[fCropBottomField setIntValue: job->crop[1]];
[fCropLeftStepper setIntValue: job->crop[2]];
[fCropLeftField setIntValue: job->crop[2]];
[fCropRightStepper setIntValue: job->crop[3]];
[fCropRightField setIntValue: job->crop[3]];
[self Display: HB_ANIMATE_NONE];
}
- (IBAction) PreviousPicture: (id) sender
{
if( fPicture <= 0 )
{
return;
}
fPicture--;
[self Display: HB_ANIMATE_BACKWARD];
}
- (IBAction) NextPicture: (id) sender
{
if( fPicture >= 9 )
{
return;
}
fPicture++;
[self Display: HB_ANIMATE_FORWARD];
}
- (IBAction) ClosePanel: (id) sender
{
[NSApp stopModal];
}
@end
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