MovieSaver Manual

内容表

关于

The MovieSaver class is used to save image data to a movie file. Supported movie containers are either AVI ( FILTER_AVI ) or QuickTime ( FILTER_MOVIE ).

警告
For MAXON API media input and output see Media Sessions Manual .

Allocation/Deallocation

A MovieSaver can be created with the usual tools:

Functionality

A MovieSaver object simply opens a movie file and writes multiple frames into that file:

// This example saves multiple bitmaps into a movie file.
AutoAlloc<MovieSaver> movieSaver; if (movieSaver == nullptr ) return maxon::OutOfMemoryError( MAXON_SOURCE_LOCATION );

// open the movie file const IMAGERESULT res = movieSaver-> Open (saveMovieFile, typicalFrame, 25, FILTER_AVI , nullptr , SAVEBIT::NONE );

if (res != IMAGERESULT::OK ) return maxon::IoError( MAXON_SOURCE_LOCATION , MaxonConvert (saveMovieFile, MAXONCONVERTMODE::NONE ), "Could not create movie file." _s);

// store each frame for ( Int32 frame = 0; frame < frameCnt; ++frame) { // get bitmap content // this is a just a custom function GetBitmapOfFrame(bitmap, frame) iferr_return ;

// store bitmap data if (movieSaver-> Write (bitmap) != IMAGERESULT::OK ) return maxon::UnknownError( MAXON_SOURCE_LOCATION ); } movieSaver-> 关闭 ();

延伸阅读

IMAGERESULT::OK
@ OK
Image loaded/created.
MovieSaver::Open
IMAGERESULT Open(const Filename &name, BaseBitmap *bm, Int32 fps, Int32 format, BaseContainer *data, SAVEBIT savebits, BaseSound *sound=nullptr)
FILTER_AVI
#define FILTER_AVI
AVI Movie.
定义: ge_prepass.h:191
MAXONCONVERTMODE::NONE
@ NONE
No check if file exists under case-sensitive drives.
iferr_return
#define iferr_return
定义: resultbase.h:1434
MAXON_SOURCE_LOCATION
#define MAXON_SOURCE_LOCATION
定义: memoryallocationbase.h:66
MovieSaver::Write
IMAGERESULT Write(BaseBitmap *bm)
MaxonConvert
maxon::Url MaxonConvert(const Filename &fn, MAXONCONVERTMODE convertMode)
Int32
maxon::Int32 Int32
定义: ge_sys_math.h:58
AutoAlloc
定义: ge_autoptr.h:36
IMAGERESULT
IMAGERESULT
定义: ge_prepass.h:3659
MovieSaver::Close
void Close(void)
Closes the movie stream.
SAVEBIT::NONE
@ NONE
None.

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