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QTMovieSink.c
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QTMovieSink.c
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/*!
* @file QTMovieSink.c
* Very closely copied on John Stone's <jss@cs.utexas.edu> QTMovieFile C++ class for OSG
*
* Created by René J.V. Bertin on 20100727.
* Copyright 2010 INRETS. All rights reserved.
*
*/
#include "winixdefs.h"
#include "copyright.h"
IDENTIFY("QTMovieSink: save bitmaps/screendumps into a QuickTime movie");
#define _QTMOVIESINK_C
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <errno.h>
#if ! defined(_WINDOWS) && !defined(WIN32) && !defined(_MSC_VER)
# include <unistd.h>
# include <libgen.h>
# include <sys/param.h>
#endif
#if __APPLE_CC__
# include <Carbon/Carbon.h>
# include <QuickTime/QuickTime.h>
#else
# include <qtml.h>
# include <ImageCodec.h>
# include <TextUtils.h>
# include <string.h>
# include <Files.h>
# include <Movies.h>
# include <MediaHandlers.h>
# include <tchar.h>
# include <wtypes.h>
# include <FixMath.h>
# include <Script.h>
# include <NumberFormatting.h>
# include <direct.h>
# define strdup(s) _strdup((s))
# define strncasecmp(a,b,n) _strnicmp((a),(b),(n))
#endif
#if TARGET_OS_WIN32
static int set_priority_RT()
{ HANDLE us = GetCurrentThread();
int current = GetThreadPriority(us);
SetThreadPriority( us, THREAD_PRIORITY_TIME_CRITICAL );
return current;
}
static int set_priority(int priority)
{
return SetThreadPriority( GetCurrentThread(), priority );
}
#else
# define set_priority_RT() 0
# define set_priority(p) /**/
#endif
// ########################
#pragma mark ----macros----
#define kVideoTimeScale 1000
#define kNoOffset 0
#define kMgrChoose 0
#define kSyncSample 0
#define kAddOneVideoSample 1
#define kTrackStart 0
#define kMediaStart 0
//#define VIDEO_CODEC_TYPE kVideoCodecType
#ifndef VIDEO_CODEC_TYPE
# define VIDEO_CODEC_TYPE kJPEGCodecType
#endif
#ifndef VIDEO_CODEC_QUALITY
# define VIDEO_CODEC_QUALITY codecNormalQuality
#endif
// ##########################
#pragma mark ----typedefs----
#include "QTMovieSinkQTStuff.h"
#ifndef LOCAL_METADATA_HANDLER
# include "QTils/QTilities.h"
# define strdup(s) QTils_strdup((s))
#else
# define QTils_malloc(s) malloc((s))
# define QTils_calloc(n,s) calloc((n),(s))
# define QTils_realloc(p,s) realloc((p),(s))
# define QTils_free(p) free((p))
#endif
#include "QTMovieSink.h"
// #######################################
#pragma mark ----constants=videoCodecs----
// kMPEG4VisualCodecType
const unsigned long cVideoCodec = kVideoCodecType,
cJPEGCodec = kJPEGCodecType,
cMJPEGACodec = kMotionJPEGACodecType,
cAnimationCodec = kAnimationCodecType,
cRawCodec = kRawCodecType,
cHD720pCodec = kDVCPROHD720pCodecType,
cHD1080i60Codec = kDVCPROHD1080i60CodecType,
cMPEG4Codec = kMPEG4VisualCodecType,
cH264Codec = kH264CodecType,
cCinepakCodec = kCinepakCodecType,
cTIFFCodec = kTIFFCodecType;
#if defined(__APPLE_CC__) || defined(__MACH__)
const unsigned long cApplePixletCodec = kPixletCodecType;
#endif
static QTCompressionCodecs _QTCompressionCodec_ = {
kVideoCodecType,
kJPEGCodecType,
kMotionJPEGACodecType,
kAnimationCodecType,
kDVCPROHD720pCodecType,
kDVCPROHD1080i60CodecType,
kMPEG4VisualCodecType,
kH264CodecType,
kRawCodecType,
kCinepakCodecType,
kTIFFCodecType,
#if defined(__APPLE_CC__) || defined(__MACH__)
kPixletCodecType,
#endif
};
QTCompressionCodecs *QTCompressionCodec()
{
return &_QTCompressionCodec_;
}
const unsigned long cLossless = codecLosslessQuality,
cMaxQuality = codecMaxQuality,
cMinQuality = codecMinQuality,
cLowQuality = codecLowQuality,
cNormalQuality = codecNormalQuality,
cHighQuality = codecHighQuality;
QTCompressionQualities _QTCompressionQuality_ = {
codecLosslessQuality,
codecMaxQuality,
codecMinQuality,
codecLowQuality,
codecNormalQuality,
codecHighQuality,
};
QTCompressionQualities *QTCompressionQuality()
{
return &_QTCompressionQuality_;
}
// MacErrors.h
static const char *qualityString(const unsigned long quality)
{ const char *qs;
switch( quality ){
case codecLosslessQuality:
qs = "(lossless quality)";
break;
case codecMinQuality:
qs = "(minimal quality)";
break;
case codecMaxQuality:
qs = "(maximal quality)";
break;
case codecLowQuality:
qs = "(low quality)";
break;
case codecNormalQuality:
qs = "(normal quality)";
break;
case codecHighQuality:
qs = "(high quality)";
break;
default:
qs = "(unknown quality)";
break;
}
return qs;
}
#ifndef _QTILITIES_H
#warning "non maintained code!"
// obtain a data reference to the requested file. That means we first need to construct the full
// pathname to the file, which entails guessing whether or not theURL is already a full path.
OSErr CreateMovieStorageFromURL( const char **URL, OSType creator, ScriptCode scriptTag, long flags,
Handle *dataRef, OSType *dataRefType,
DataHandler *outDataHandler, Movie *newMovie, char **fullURL )
{ OSErr err;
CFStringRef URLRef;
int hasFullPath;
char *theURL = (URL)? strdup(*URL) : NULL;
if( !theURL ){
return paramErr;
}
if( theURL[0] == '.' ){
if( theURL[1] == '.' ){
theURL++;
}
if(
#if TARGET_OS_WIN32
theURL[1] == '\\'
#else
theURL[1] == '/'
#endif
){
theURL++;
}
}
#if TARGET_OS_WIN32
hasFullPath = (theURL[1] == ':');
#else
hasFullPath = (theURL[0] == '/');
#endif
if( !hasFullPath ){
char *c, cwd[1024];
#ifdef _MSC_VER
c = _getcwd( cwd, sizeof(cwd) );
#else
c = getwd( cwd );
#endif
if( c ){
if( (c = (char*) QTils_malloc( (strlen(cwd) + strlen(theURL) + 2) * sizeof(char) )) ){
strcpy( c, cwd );
#if TARGET_OS_WIN32
strcat( c, "\\" );
#else
strcat( c, "/" );
#endif
strcat( c, theURL );
if( fullURL ){
*fullURL = theURL;
}
QTils_free(theURL);
theURL = c;
*URL = theURL;
}
}
}
#if TARGET_OS_WIN32
// 20101027: correct the pathname for MSWindows, if necessary:
if( strchr(theURL, '/') ){
char *c = theURL;
if( *c == '/' ){
*c++ = '\\';
}
while( *c ){
if( *c == '/' && c[-1] != '\\' ){
*c = '\\';
}
c++;
}
}
#endif
URLRef = CFStringCreateWithCString(NULL, theURL, CFStringGetSystemEncoding() );
if( URLRef ){
err = QTNewDataReferenceFromFullPathCFString( URLRef, kQTNativeDefaultPathStyle, 0,
dataRef, dataRefType
);
}
else{
err = internalQuickTimeError;
goto bail;
}
if( err == noErr ){
err = CreateMovieStorage( *dataRef, *dataRefType, creator,
scriptTag, flags, outDataHandler, newMovie
);
}
bail:
if( !fullURL ){
QTils_free(theURL);
}
return err;
}
#else
/*
takes a filename, creates a data reference to it (returned in dataRef,dataRefType) and then
creates a new movie storage (container) in that file, given the creator, script and flags parameters.
If the filename had to be completed, the full name is returned in fullURL
*/
static OSErr CreateMovieStorageFromURL( const char **URL, OSType creator, ScriptCode scriptTag, long flags,
Handle *dataRef, OSType *dataRefType, CSBackupHook *csbHook,
DataHandler *outDataHandler, Movie *newMovie, char **fullURL )
{ OSErr err;
const char *orgURL = (URL)? *URL : NULL;
if( fullURL ){
*fullURL = (char*) orgURL;
}
err = DataRefFromURL( URL, dataRef, dataRefType );
if( err == noErr ){
#if TARGET_OS_MAC
csbHook->urlRef = CFURLCreateFromFileSystemRepresentation( NULL, (const UInt8*) *URL,
strlen(*URL), false );
if( csbHook->urlRef ){
// exclude the file from being backed up by TimeMachine to work around
// a bug on 10.7 (20111124):
csbHook->bakExcl = CSBackupIsItemExcluded( csbHook->urlRef, &csbHook->bakExclPath );
CSBackupSetItemExcluded( csbHook->urlRef, false, true );
}
#endif
err = CreateMovieStorage( *dataRef, *dataRefType, creator,
scriptTag, flags, outDataHandler, newMovie
);
if( err == noErr ){
if( !fullURL && URL && *URL != orgURL ){
QTils_free(*URL);
*URL = orgURL;
}
}
else{
DisposeHandle( (Handle) *dataRef );
*dataRef = NULL;
*dataRefType = 0;
*newMovie = NULL;
}
}
return err;
}
static OSErr CreateMovieStorageFromVoid( OSType creator, ScriptCode scriptTag, long flags,
Handle *dataRef, OSType *dataRefType,
DataHandler *outDataHandler, Movie *newMovie )
{ OSErr err, err2;
err = DataRefFromVoid( dataRef, dataRefType );
if( err == noErr ){
err = CreateMovieStorage( *dataRef, *dataRefType, creator,
scriptTag, flags, outDataHandler, newMovie
);
if( err != noErr ){
DisposeHandle( (Handle) *dataRef );
*dataRef = NULL;
*dataRefType = 0;
*newMovie = NULL;
}
}
return err;
}
#endif
#ifndef _QTILITIES_H
OSErr AnchorMovie2TopLeft( Movie theMovie )
{ Rect mBox;
OSErr err;
GetMovieBox( theMovie, &mBox );
mBox.right -= mBox.left;
mBox.bottom -= mBox.top;
mBox.top = mBox.left = 0;
SetMovieBox( theMovie, &mBox );
err = GetMoviesError();
UpdateMovie( theMovie );
return err;
}
#endif
static ErrCode AddTCTrack( QTMovieSinks *qms )
{ QTMovieSinkQTStuff *qtPriv = (qms)? qms->privQT : NULL;
ErrCode err;
if( qtPriv && qtPriv->Frames ){
double startTime = 0, duration;
size_t frames = qtPriv->Frames;
// we need a bit of translation to get the TC track where we want it
// (under the image):
TCTrackInfo *list = NULL;
Cartesian translate = {0, 2};
UpdateMovie( qtPriv->theMovie );
duration = ((double) GetTrackDuration(qtPriv->theTrack)) /
((double) GetMovieTimeScale(qtPriv->theMovie));
err = AddTimeCodeTrack( qtPriv->theMovie, qtPriv->theTrack, 0, &list,
1, &startTime, &duration, &frames, &translate, qms->theURL
);
list = dispose_TCTrackInfoList(list);
}
else{
err = paramErr;
}
return err;
}
// #################################################
#pragma mark ----QTMovieSink using CompressImage----
/*!
the internal worker function for opening a QT Movie Sink that uses CompressImage
*/
static QTMovieSinks *_open_QTMovieSink_( QTMovieSinks *qms, const char *theURL,
QTAPixel **imageFrame,
unsigned short Width, unsigned short Height, int hasAlpha,
unsigned short frameBuffers,
unsigned long codec, unsigned long quality,
int openQT, ErrCode *errReturn )
{ OSErr err = noErr;
if( frameBuffers <= 0 || frameBuffers > 1 ){
if( errReturn ){
*errReturn = (ErrCode) paramErr;
}
return( NULL );
}
// if( theURL && *theURL ){
if( !qms ){
qms = (QTMovieSinks*) QTils_calloc( 1, sizeof(QTMovieSinks) );
if( qms ){
qms->dealloc_qms = 1;
}
}
else{
memset( qms, 0, sizeof(QTMovieSinks) );
}
// }
if( qms /*&& theURL && *theURL*/ ){
static QTMovieSinkQTStuff *qtPriv;
int i;
qtPriv = (QTMovieSinkQTStuff*) QTils_malloc( sizeof(QTMovieSinkQTStuff) );
if( qtPriv ){
memset( qtPriv, 0, sizeof(QTMovieSinkQTStuff) );
if( openQT ){
#if TARGET_OS_WIN32
err = InitializeQTML(0);
#endif
if( err == noErr ){
err = EnterMovies();
}
if( err != noErr ){
goto bail;
}
}
if( theURL && *theURL ){
err = CreateMovieStorageFromURL( &theURL, 'TVOD',
smCurrentScript, createMovieFileDeleteCurFile|createMovieFileDontCreateResFile,
&qtPriv->dataRef, &qtPriv->dataRefType, &qtPriv->cbState,
&qtPriv->dataHandler, &qtPriv->theMovie, (char**) &qtPriv->saved_theURL
);
}
else{
err = CreateMovieStorageFromVoid( 'TVOD', smCurrentScript, 0,
&qtPriv->dataRef, &qtPriv->dataRefType, &qtPriv->dataHandler, &qtPriv->theMovie
);
}
if( err != noErr ){
goto bail;
}
qms->theURL = theURL;
qms->useICM = FALSE;
qtPriv->numPixels = Width * Height;
if( !(qms->imageFrame = imageFrame) ){
qms->imageFrame = (QTAPixel**) NewPtrClear( frameBuffers * sizeof(QTAPixel*) );
for( i = 0 ; i< frameBuffers && err == noErr && qms->imageFrame ; i++ ){
// qms->imageFrame = (QTAPixel*) QTils_calloc( qtPriv->numPixels, sizeof(QTAPixel) );
qms->imageFrame[i] = (QTAPixel*) NewPtrClear( qtPriv->numPixels * sizeof(QTAPixel) );
err = errno = MemError();
}
}
if( qms->imageFrame && !err ){
qms->currentFrame = 0;
qms->frameBuffers = frameBuffers;
qms->dealloc_imageFrame = (imageFrame)? 0 : 1;
qtPriv->trackFrame.left = 0;
qtPriv->trackFrame.top = 0;
qtPriv->trackFrame.right = Width;
qtPriv->trackFrame.bottom = Height;
if( hasAlpha ){
#if TARGET_OS_WIN32
qtPriv->pixelFormat = k32RGBAPixelFormat;
#else
qtPriv->pixelFormat = k32ARGBPixelFormat;
#endif
err = QTNewGWorldFromPtr( &qtPriv->CI.theWorld, qtPriv->pixelFormat, &qtPriv->trackFrame,
NULL, NULL, 0, qms->imageFrame[0], ((long)Width * 4)
);
}
else{
long bytesPerRow;
#if TARGET_OS_WIN32
qtPriv->pixelFormat = k24BGRPixelFormat;
bytesPerRow = Width * 3;
#else
// Mac OS X always gives you a k32ARGBPixelFormat when asking for a 24 bit depth...
qtPriv->pixelFormat = k32ARGBPixelFormat /*k24RGBPixelFormat*/;
bytesPerRow = Width * 4;
#endif
err = QTNewGWorldFromPtr( &qtPriv->CI.theWorld, qtPriv->pixelFormat, &qtPriv->trackFrame,
NULL, NULL, 0, qms->imageFrame[0], bytesPerRow
);
}
if( err != noErr ){
goto bail;
}
}
else{
err = errno;
goto bail;
}
#if TARGET_OS_WIN32
qtPriv->CI.thePixMap = qtPriv->CI.theWorld->portPixMap;
#else
qtPriv->CI.thePixMap = GetPortPixMap( qtPriv->CI.theWorld );
#endif
SetMovieTimeScale( qtPriv->theMovie, kVideoTimeScale );
qtPriv->theTrack = NewMovieTrack( qtPriv->theMovie, Long2Fix((long)Width), Long2Fix((long)Height), 0 );
err = GetMoviesError();
if( !qtPriv->theTrack || err != noErr ){
goto bail;
}
qtPriv->theMedia = NewTrackMedia( qtPriv->theTrack, VideoMediaType, kVideoTimeScale, nil, 0 );
err = GetMoviesError();
if( !qtPriv->theTrack || err != noErr ){
goto bail;
}
// shoud do verification here...
{ long maxCompressedSize;
err = GetMaxCompressionSize( qtPriv->CI.thePixMap, &qtPriv->trackFrame, kMgrChoose,
(CodecQ) quality, (CodecType) codec, (CompressorComponent) anyCodec, &maxCompressedSize
);
if( err == noErr ){
qtPriv->codecType = (CodecType) codec;
qtPriv->quality = (CodecQ) quality;
qtPriv->CI.compressedData = NewHandleClear(maxCompressedSize);
err = MemError();
if( !qtPriv->CI.compressedData || err != noErr ){
// just to be sure we won't try to free an invalid pointer:
qtPriv->CI.compressedData = NULL;
goto bail;
}
}
else{
goto bail;
}
}
#if TARGET_OS_WIN32
MoveHHi(qtPriv->CI.compressedData);
#endif
HLock(qtPriv->CI.compressedData);
#if TARGET_OS_WIN32
qtPriv->CI.compressedDataPtr = StripAddress(*qtPriv->CI.compressedData);
#else
qtPriv->CI.compressedDataPtr = *qtPriv->CI.compressedData;
#endif
qtPriv->CI.imgDesc = (ImageDescriptionHandle) NewHandleClear(sizeof(ImageDescription));
err = MemError();
if( !qtPriv->CI.imgDesc || err != noErr ){
qtPriv->CI.imgDesc = NULL;
goto bail;
}
err = BeginMediaEdits(qtPriv->theMedia);
if( err != noErr ){
goto bail;
}
qms->Width = Width;
qms->Height = Height;
qms->hasAlpha = hasAlpha;
qms->currentFrame = 0;
qtPriv->Frames = 0;
}
bail:
qms->privQT = qtPriv;
if( err != noErr ){
close_QTMovieSink( &qms, 0, NULL, 1, openQT );
qms = NULL;
}
else{
char infoStr[1024];
long gRes;
OSErr gErr = Gestalt(gestaltQuickTimeVersion, &gRes);
if( gErr != noErr ){
gRes = 0;
}
snprintf( infoStr, sizeof(infoStr), "QTMovieSink, %s - %s ; QT v%x.%x.%x %s",
qualityString(quality), __DATE__,
(gRes >> 24) & 0x00f, (gRes >> 20) & 0x00f, (gRes >> 16) & 0x00f,
#if defined(__MACH__) || defined(__APPLE_CC__)
"Mac OS X"
#else
"MS Windows"
#endif
);
QTMovieSink_AddTrackMetaDataString( qms, akSoftware, infoStr, NULL );
QTMovieSink_AddTrackMetaDataString( qms, akWriter, "RJVB", NULL );
QTMovieSink_AddTrackMetaDataString( qms, akCopyRight, "(C) 2010 RJVB", NULL );
QTMovieSink_AddTrackMetaDataString( qms, akSource, theURL, NULL );
qms->lastErr = (unsigned long) err;
}
}
if( errReturn ){
*errReturn = (ErrCode) err;
}
return qms;
}
// forward:
static QTMovieSinks *_open_QTMovieSinkICM_( QTMovieSinks *qms, const char *theURL,
QTAPixel **imageFrame,
unsigned short Width, unsigned short Height, int hasAlpha,
unsigned short frameBuffers,
unsigned long codec, unsigned long quality,
int openQT, ErrCode *errReturn );
QTMovieSinks *open_QTMovieSink( QTMovieSinks *qms, const char *theURL,
unsigned short Width, unsigned short Height, int hasAlpha,
unsigned short frameBuffers,
unsigned long codec, unsigned long quality, int useICM,
int openQT, ErrCode *errReturn )
{
if( useICM ){
return _open_QTMovieSinkICM_( qms, theURL, NULL, Width, Height, hasAlpha, frameBuffers, codec, quality, openQT, errReturn );
}
else{
if( frameBuffers > 1 ){
frameBuffers = 1;
}
return _open_QTMovieSink_( qms, theURL, NULL, Width, Height, hasAlpha, frameBuffers, codec, quality, openQT, errReturn );
}
}
QTMovieSinks *open_QTMovieSinkWithData( QTMovieSinks *qms, const char *theURL,
QTAPixel **imageFrame,
unsigned short Width, unsigned short Height, int hasAlpha,
unsigned short frameBuffers,
unsigned long codec, unsigned long quality, int useICM,
int openQT, ErrCode *errReturn )
{
if( useICM ){
return _open_QTMovieSinkICM_( qms, theURL, imageFrame, Width, Height, hasAlpha, frameBuffers, codec, quality, openQT, errReturn );
}
else{
if( frameBuffers > 1 ){
frameBuffers = 1;
}
return _open_QTMovieSink_( qms, theURL, imageFrame, Width, Height, hasAlpha, frameBuffers, codec, quality, openQT, errReturn );
}
}
// forward:
static ErrCode close_QTMovieSinkICM( QTMovieSinks **qms, int addTCTrack, QTMSEncodingStats *stats,
int closeMovie, int closeQT );
ErrCode close_QTMovieSink( QTMovieSinks **QMS, int addTCTrack, QTMSEncodingStats *stats,
int closeMovie, int closeQT )
{ OSErr err = noErr;
QTMovieSinks *qms;
if( QMS ){
qms = *QMS;
}
else{
return (int) paramErr;
}
if( qms->useICM ){
return close_QTMovieSinkICM( QMS, addTCTrack, stats, closeMovie, closeQT );
}
else if( qms && qms->privQT ){
QTMovieSinkQTStuff *qtPriv = qms->privQT;
if( qtPriv->theMedia ){
err = EndMediaEdits( qtPriv->theMedia );
if( err == noErr && qtPriv->theTrack ){
err = InsertMediaIntoTrack( qtPriv->theTrack, 0, 0,
GetMediaDuration( qtPriv->theMedia ), fixed1
);
if( err == noErr && qtPriv->theMovie && qtPriv->dataHandler ){
{ MatrixRecord m;
#if 1
SetIdentityMatrix(&m);
ScaleMatrix( &m, Long2Fix(1), Long2Fix(-1), Long2Fix(1), Long2Fix(1) );
#else
Rect trackBox, flippedBox;
Fixed w, h;
GetTrackDimensions( qtPriv->theTrack, &w, &h );
flippedBox.left = flippedBox.bottom = trackBox.left = trackBox.top = 0;
flippedBox.right = trackBox.right = FixRound(w);
flippedBox.top = trackBox.bottom = FixRound(h);
MapMatrix( &m, &trackBox, &flippedBox );
#endif
SetTrackMatrix( qtPriv->theTrack, &m );
}
if( addTCTrack ){
AddTCTrack( qms );
}
AnchorMovie2TopLeft( qtPriv->theMovie );
UpdateMovie( qtPriv->theMovie );
err = AddMovieToStorage( qtPriv->theMovie, qtPriv->dataHandler );
if( err == noErr ){
err = CloseMovieStorage( qtPriv->dataHandler );
#if TARGET_OS_WIN32
#else
if( qtPriv->cbState.urlRef ){
CSBackupSetItemExcluded( qtPriv->cbState.urlRef,
qtPriv->cbState.bakExcl, qtPriv->cbState.bakExclPath );
CFRelease(qtPriv->cbState.urlRef);
}
sync();
#endif
}
}
}
qtPriv->theMedia = NULL;
}
if( err == noErr ){
if( qtPriv->theTrack ){
if( stats ){
// at this point, get_QTMovieSink_EncodingStats will currently still have
// access to all interesting data, and the movie is still open.
get_QTMovieSink_EncodingStats( qms, stats );
}
if( closeMovie ){
DisposeMovieTrack( qtPriv->theTrack );
qtPriv->theTrack = nil;
}
}
if( qtPriv->theMovie && closeMovie ){
DisposeMovie( qtPriv->theMovie );
qtPriv->theMovie = nil;
}
if( qtPriv->CI.imgDesc ){
DisposeHandle( (Handle) qtPriv->CI.imgDesc );
qtPriv->CI.imgDesc = nil;
}
if( qtPriv->CI.compressedData ){
DisposeHandle( qtPriv->CI.compressedData );
qtPriv->CI.compressedData = nil;
}
if( qtPriv->CI.savedPort ){
SetGWorld( qtPriv->CI.savedPort, qtPriv->CI.savedGD );
qtPriv->CI.savedPort = nil;
qtPriv->CI.savedGD = nil;
}
if( qtPriv->CI.theWorld && closeMovie ){
DisposeGWorld( qtPriv->CI.theWorld );
qtPriv->CI.theWorld = nil;
}
if( qms->imageFrame && qms->dealloc_imageFrame ){
int i;
for( i = 0 ; i < qms->frameBuffers ; i++ ){
DisposePtr( (Ptr) qms->imageFrame[i] );
}
DisposePtr((Ptr)qms->imageFrame);
qms->imageFrame = NULL;
}
if( qtPriv->saved_theURL ){
QTils_free(qms->theURL);
qms->theURL = qtPriv->saved_theURL;
}
if( qtPriv->dataRef && closeMovie ){
DisposeHandle( (Handle) qtPriv->dataRef );
qtPriv->dataRef = NULL;
}
if( closeMovie ){
QTils_free(qtPriv);
qms->privQT = NULL;
}
if( closeMovie && closeQT ){
ExitMovies();
#if TARGET_OS_WIN32
TerminateQTML();
#endif
}
}
qms->lastErr = err;
if( qms->dealloc_qms && closeMovie ){
QTils_free(qms);
*QMS = NULL;
}
}
return (int) err;
}
// forward:
static ErrCode QTMovieSinkICM_AddFrame( QTMovieSinks *qms, double frameDuration );
ErrCode QTMovieSink_AddFrame( QTMovieSinks *qms, double frameDuration )
{
if( qms->useICM ){
return QTMovieSinkICM_AddFrame( qms, frameDuration );
}
else{
OSErr err;
register QTMovieSinkQTStuff *qtPriv = qms->privQT;
#if TARGET_OS_WIN32
int current;
if( qms->AddFrame_RT ){
current = set_priority_RT();
}
#endif
err = CompressImage( qtPriv->CI.thePixMap, &qtPriv->trackFrame,
qtPriv->quality, qtPriv->codecType,
qtPriv->CI.imgDesc, qtPriv->CI.compressedDataPtr
);
if( err == noErr ){
register TimeValue duration = (TimeValue) (frameDuration * kVideoTimeScale + 0.5);
if( duration <= 0 ){
duration = 1;
}
err = AddMediaSample( qtPriv->theMedia, qtPriv->CI.compressedData,
kNoOffset, /* no offset in data */
(**qtPriv->CI.imgDesc).dataSize,
duration,
(SampleDescriptionHandle) qtPriv->CI.imgDesc,
kAddOneVideoSample, /* one sample */
kSyncSample, /* self-contained samples */
nil
);
if( err == noErr ){
qtPriv->Frames += 1;
}
}
qms->currentFrame = (qms->currentFrame + 1) % qms->frameBuffers;
#if TARGET_OS_WIN32
if( qms->AddFrame_RT ){
set_priority(current);
}
#endif
return err;
}
}
// ############################################################
#pragma mark ----QTMovieSinkICM using ICMCompressionSession----
/*!
Called after a frame has been encoded: takes the referenced frame and adds it to the movie track's Media.
*/
static OSStatus EncodedFrameOutputCallback( register void *encodedFrameOutputRefCon, ICMCompressionSessionRef session,
OSStatus error, ICMEncodedFrameRef frame, void *reserved)
{ OSStatus err = noErr;
register Media theMedia = ((Media) encodedFrameOutputRefCon);
#ifdef DEBUG
ImageDescriptionHandle imageDesc;
MediaSampleFlags flags;
OSStatus err2;
#endif
err = AddMediaSampleFromEncodedFrame(theMedia, frame, NULL);
#ifdef DEBUG
flags = ICMEncodedFrameGetMediaSampleFlags(frame);
if( (err = ICMEncodedFrameGetImageDescription(frame, &imageDesc)) != noErr ){
fprintf( stderr, "EncodedFrameOutputCallback - ICMEncodedFrameGetImageDescription failed (%d)\n", err2 );
}
#endif
return err;
}
/*!
function callback that is called multiple times during the encoding process,
providing information on the encoding process. It updates statistics and the total frame counter
and informes when the PixelBuffer is available for reuse.
*/
static void SourceTrackingCallback( void *sourceTrackingRefCon, register ICMSourceTrackingFlags sourceTrackingFlags,
void *sourceFrameRefCon, void *reserved)
{ register ICMEncodingFrame *frame = (ICMEncodingFrame*) sourceFrameRefCon;
if( sourceTrackingFlags & kICMSourceTracking_FrameWasDropped ){
frame->qtPriv->ICM.Dropped += 1;
frame->OK = FALSE;
}
if( sourceTrackingFlags & kICMSourceTracking_FrameWasMerged ){
frame->qtPriv->ICM.Merged += 1;
frame->OK = FALSE;
}
if( sourceTrackingFlags & kICMSourceTracking_FrameTimeWasChanged ){
frame->qtPriv->ICM.timeChanged += 1;
}
#ifdef BUFFERCOPIED_STATS
if( sourceTrackingFlags & kICMSourceTracking_CopiedPixelBuffer ){
frame->qtPriv->ICM.bufferCopied += 1;
}
#endif
if( frame->OK && (sourceTrackingFlags & kICMSourceTracking_LastCall) ){
frame->qtPriv->Frames += 1;
}
if( sourceTrackingFlags & kICMSourceTracking_ReleasedPixelBuffer ){
frame->inUse = FALSE;
}
}
static void ReleaseBytesCallback( void *releaseRefCon, const void *baseAddress )
{
return;
}
/*!
Utility to set an SInt32 value in a CFDictionary. From:
file://localhost/Developer/ADC%20Reference%20Library/qa/qa2005/qa1443.html
@n
Used during the creation of the PixelBuffer pool.
*/
static OSStatus CFDict_SetNumberValue(CFMutableDictionaryRef inDict, CFStringRef inKey, SInt32 inValue)
{ CFNumberRef number;
number = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &inValue);
if( NULL == number ){
return coreFoundationUnknownErr;
}
CFDictionarySetValue(inDict, inKey, number);
CFRelease(number);
return noErr;
}
/*!
the internal worker function for opening a QT Movie Sink that uses ICM Compression Sessions
*/
static QTMovieSinks *_open_QTMovieSinkICM_( QTMovieSinks *qms, const char *theURL,
QTAPixel **imageFrame,
unsigned short Width, unsigned short Height, int hasAlpha,
unsigned short frameBuffers,
unsigned long codec, unsigned long quality,
int openQT, ErrCode *errReturn )
{ OSErr err = noErr;
CVReturn err2;
if( frameBuffers <= 0 ){
if( errReturn ){
*errReturn = paramErr;
}
return NULL;
}
// if( theURL && *theURL ){
if( !qms ){
qms = (QTMovieSinks*) QTils_calloc( 1, sizeof(QTMovieSinks) );
if( qms ){
qms->dealloc_qms = 1;
}
}
else{
memset( qms, 0, sizeof(QTMovieSinks) );
}
// }
if( qms /*&& theURL && *theURL*/ ){
static QTMovieSinkQTStuff *qtPriv;
ICMCompressionSessionOptionsRef options_ref;
Boolean enable = TRUE;
qtPriv = (QTMovieSinkQTStuff*) QTils_malloc( sizeof(QTMovieSinkQTStuff) );
if( qtPriv ){
memset( qtPriv, 0, sizeof(QTMovieSinkQTStuff) );
if( openQT ){
#if TARGET_OS_WIN32
err = InitializeQTML(0);
#endif
if( err == noErr ){
err = EnterMovies();
}
if( err != noErr ){
goto bail;
}
}
if( theURL && *theURL ){
err = CreateMovieStorageFromURL( &theURL, 'TVOD',
smCurrentScript, createMovieFileDeleteCurFile|createMovieFileDontCreateResFile,
&qtPriv->dataRef, &qtPriv->dataRefType, &qtPriv->cbState,
&qtPriv->dataHandler, &qtPriv->theMovie, (char**) &qtPriv->saved_theURL
);
}
else{
err = CreateMovieStorageFromVoid( 'TVOD', smCurrentScript, 0,
&qtPriv->dataRef, &qtPriv->dataRefType, &qtPriv->dataHandler, &qtPriv->theMovie
);
}
if( err != noErr ){
goto bail;
}
qms->theURL = theURL;
qms->useICM = TRUE;
qtPriv->ICM.pixel_buffer_ref = (CVPixelBufferRef*) NewPtrClear( frameBuffers * sizeof(CVPixelBufferRef) );
qtPriv->ICM.pixel_buffer_frames = (ICMEncodingFrame*) NewPtrClear( frameBuffers * sizeof(ICMEncodingFrame) );
if( !imageFrame ){
qms->imageFrame = (QTAPixel**) NewPtrClear( frameBuffers * sizeof(QTAPixel*) );
}
else{
qms->imageFrame = imageFrame;
}
qtPriv->numPixels = Width * Height;
if( qtPriv->ICM.pixel_buffer_ref && qtPriv->ICM.pixel_buffer_frames && qms->imageFrame ){
size_t bytesPerRow;
int i;
qms->dealloc_imageFrame = (imageFrame)? 0 : 1;
qms->currentFrame = 0;
qms->frameBuffers = frameBuffers;