mirror of https://github.com/opencv/opencv.git
Merge pull request #14774 from alalek:videoio_ffmpeg_plugin_win32
Alexander Alekhin
5 years ago
commit
1d2ef6b2a1
19 changed files with 318 additions and 943 deletions
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#ifndef __OPENCV_FFMPEG_H__ |
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#define __OPENCV_FFMPEG_H__ |
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#ifdef __cplusplus |
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extern "C" |
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{ |
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#endif |
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#ifndef OPENCV_FFMPEG_API |
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#if defined(__OPENCV_BUILD) || defined(BUILD_PLUGIN) |
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# define OPENCV_FFMPEG_API |
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#elif defined _WIN32 |
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# define OPENCV_FFMPEG_API __declspec(dllexport) |
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#elif defined __GNUC__ && __GNUC__ >= 4 |
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# define OPENCV_FFMPEG_API __attribute__ ((visibility ("default"))) |
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#else |
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# define OPENCV_FFMPEG_API |
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#endif |
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#endif |
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enum
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{ |
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CV_FFMPEG_CAP_PROP_POS_MSEC=0, |
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CV_FFMPEG_CAP_PROP_POS_FRAMES=1, |
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CV_FFMPEG_CAP_PROP_POS_AVI_RATIO=2, |
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CV_FFMPEG_CAP_PROP_FRAME_WIDTH=3, |
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CV_FFMPEG_CAP_PROP_FRAME_HEIGHT=4, |
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CV_FFMPEG_CAP_PROP_FPS=5, |
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CV_FFMPEG_CAP_PROP_FOURCC=6, |
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CV_FFMPEG_CAP_PROP_FRAME_COUNT=7, |
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CV_FFMPEG_CAP_PROP_SAR_NUM=40, |
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CV_FFMPEG_CAP_PROP_SAR_DEN=41 |
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}; |
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typedef struct CvCapture_FFMPEG CvCapture_FFMPEG; |
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typedef struct CvVideoWriter_FFMPEG CvVideoWriter_FFMPEG; |
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OPENCV_FFMPEG_API struct CvCapture_FFMPEG* cvCreateFileCapture_FFMPEG(const char* filename); |
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OPENCV_FFMPEG_API int cvSetCaptureProperty_FFMPEG(struct CvCapture_FFMPEG* cap, |
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int prop, double value); |
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OPENCV_FFMPEG_API double cvGetCaptureProperty_FFMPEG(struct CvCapture_FFMPEG* cap, int prop); |
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OPENCV_FFMPEG_API int cvGrabFrame_FFMPEG(struct CvCapture_FFMPEG* cap); |
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OPENCV_FFMPEG_API int cvRetrieveFrame_FFMPEG(struct CvCapture_FFMPEG* capture, unsigned char** data, |
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int* step, int* width, int* height, int* cn); |
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OPENCV_FFMPEG_API void cvReleaseCapture_FFMPEG(struct CvCapture_FFMPEG** cap); |
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OPENCV_FFMPEG_API struct CvVideoWriter_FFMPEG* cvCreateVideoWriter_FFMPEG(const char* filename, |
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int fourcc, double fps, int width, int height, int isColor ); |
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OPENCV_FFMPEG_API int cvWriteFrame_FFMPEG(struct CvVideoWriter_FFMPEG* writer, const unsigned char* data, |
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int step, int width, int height, int cn, int origin); |
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OPENCV_FFMPEG_API void cvReleaseVideoWriter_FFMPEG(struct CvVideoWriter_FFMPEG** writer); |
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typedef CvCapture_FFMPEG* (*CvCreateFileCapture_Plugin)( const char* filename ); |
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typedef CvCapture_FFMPEG* (*CvCreateCameraCapture_Plugin)( int index ); |
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typedef int (*CvGrabFrame_Plugin)( CvCapture_FFMPEG* capture_handle ); |
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typedef int (*CvRetrieveFrame_Plugin)( CvCapture_FFMPEG* capture_handle, unsigned char** data, int* step, |
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int* width, int* height, int* cn ); |
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typedef int (*CvSetCaptureProperty_Plugin)( CvCapture_FFMPEG* capture_handle, int prop_id, double value ); |
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typedef double (*CvGetCaptureProperty_Plugin)( CvCapture_FFMPEG* capture_handle, int prop_id ); |
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typedef void (*CvReleaseCapture_Plugin)( CvCapture_FFMPEG** capture_handle ); |
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typedef CvVideoWriter_FFMPEG* (*CvCreateVideoWriter_Plugin)( const char* filename, int fourcc, |
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double fps, int width, int height, int iscolor ); |
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typedef int (*CvWriteFrame_Plugin)( CvVideoWriter_FFMPEG* writer_handle, const unsigned char* data, int step, |
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int width, int height, int cn, int origin); |
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typedef void (*CvReleaseVideoWriter_Plugin)( CvVideoWriter_FFMPEG** writer ); |
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/*
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* For CUDA encoder |
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*/ |
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OPENCV_FFMPEG_API struct OutputMediaStream_FFMPEG* create_OutputMediaStream_FFMPEG(const char* fileName, int width, int height, double fps); |
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OPENCV_FFMPEG_API void release_OutputMediaStream_FFMPEG(struct OutputMediaStream_FFMPEG* stream); |
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OPENCV_FFMPEG_API void write_OutputMediaStream_FFMPEG(struct OutputMediaStream_FFMPEG* stream, unsigned char* data, int size, int keyFrame); |
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typedef struct OutputMediaStream_FFMPEG* (*Create_OutputMediaStream_FFMPEG_Plugin)(const char* fileName, int width, int height, double fps); |
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typedef void (*Release_OutputMediaStream_FFMPEG_Plugin)(struct OutputMediaStream_FFMPEG* stream); |
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typedef void (*Write_OutputMediaStream_FFMPEG_Plugin)(struct OutputMediaStream_FFMPEG* stream, unsigned char* data, int size, int keyFrame); |
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/*
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* For CUDA decoder |
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*/ |
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OPENCV_FFMPEG_API struct InputMediaStream_FFMPEG* create_InputMediaStream_FFMPEG(const char* fileName, int* codec, int* chroma_format, int* width, int* height); |
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OPENCV_FFMPEG_API void release_InputMediaStream_FFMPEG(struct InputMediaStream_FFMPEG* stream); |
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OPENCV_FFMPEG_API int read_InputMediaStream_FFMPEG(struct InputMediaStream_FFMPEG* stream, unsigned char** data, int* size, int* endOfFile); |
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typedef struct InputMediaStream_FFMPEG* (*Create_InputMediaStream_FFMPEG_Plugin)(const char* fileName, int* codec, int* chroma_format, int* width, int* height); |
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typedef void (*Release_InputMediaStream_FFMPEG_Plugin)(struct InputMediaStream_FFMPEG* stream); |
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typedef int (*Read_InputMediaStream_FFMPEG_Plugin)(struct InputMediaStream_FFMPEG* stream, unsigned char** data, int* size, int* endOfFile); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif |
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@ -0,0 +1,46 @@ |
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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#ifndef __OPENCV_FFMPEG_LEGACY_API_H__ |
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#define __OPENCV_FFMPEG_LEGACY_API_H__ |
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#ifdef __cplusplus |
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extern "C" |
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{ |
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#endif |
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#ifndef OPENCV_FFMPEG_API |
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#if defined(__OPENCV_BUILD) |
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# define OPENCV_FFMPEG_API |
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#elif defined _WIN32 |
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# define OPENCV_FFMPEG_API __declspec(dllexport) |
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#elif defined __GNUC__ && __GNUC__ >= 4 |
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# define OPENCV_FFMPEG_API __attribute__ ((visibility ("default"))) |
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#else |
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# define OPENCV_FFMPEG_API |
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#endif |
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#endif |
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typedef struct CvCapture_FFMPEG CvCapture_FFMPEG; |
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typedef struct CvVideoWriter_FFMPEG CvVideoWriter_FFMPEG; |
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OPENCV_FFMPEG_API struct CvCapture_FFMPEG* cvCreateFileCapture_FFMPEG(const char* filename); |
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OPENCV_FFMPEG_API int cvSetCaptureProperty_FFMPEG(struct CvCapture_FFMPEG* cap, |
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int prop, double value); |
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OPENCV_FFMPEG_API double cvGetCaptureProperty_FFMPEG(struct CvCapture_FFMPEG* cap, int prop); |
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OPENCV_FFMPEG_API int cvGrabFrame_FFMPEG(struct CvCapture_FFMPEG* cap); |
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OPENCV_FFMPEG_API int cvRetrieveFrame_FFMPEG(struct CvCapture_FFMPEG* capture, unsigned char** data, |
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int* step, int* width, int* height, int* cn); |
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OPENCV_FFMPEG_API void cvReleaseCapture_FFMPEG(struct CvCapture_FFMPEG** cap); |
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OPENCV_FFMPEG_API struct CvVideoWriter_FFMPEG* cvCreateVideoWriter_FFMPEG(const char* filename, |
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int fourcc, double fps, int width, int height, int isColor ); |
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OPENCV_FFMPEG_API int cvWriteFrame_FFMPEG(struct CvVideoWriter_FFMPEG* writer, const unsigned char* data, |
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int step, int width, int height, int cn, int origin); |
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OPENCV_FFMPEG_API void cvReleaseVideoWriter_FFMPEG(struct CvVideoWriter_FFMPEG** writer); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif // __OPENCV_FFMPEG_LEGACY_API_H__
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