mirror of
https://github.com/alliedmodders/hl2sdk.git
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135 lines
4.6 KiB
C++
135 lines
4.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// The copyright to the contents herein is the property of Valve, L.L.C.
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// The contents may be used and/or copied only with the written permission of
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// Valve, L.L.C., or in accordance with the terms and conditions stipulated in
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// the agreement/contract under which the contents have been supplied.
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//
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//=============================================================================
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#ifndef IAVI_H
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#define IAVI_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "appframework/IAppSystem.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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struct BGR888_t;
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class IMaterial;
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//-----------------------------------------------------------------------------
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// Parameters for creating a new AVI
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//-----------------------------------------------------------------------------
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struct AVIParams_t
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{
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AVIParams_t() :
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m_nFrameRate( 0 ), m_nFrameScale( 1 ), m_nWidth( 0 ), m_nHeight( 0 ),
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m_nSampleRate( 0 ), m_nSampleBits( 0 ), m_nNumChannels( 0 ), m_bGetCodecFromUser( true )
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{
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m_pFileName[ 0 ] = 0;
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}
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char m_pFileName[ 256 ];
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char m_pPathID[ 256 ];
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// fps = m_nFrameRate / m_nFrameScale
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// for integer framerates, set framerate to the fps, and framescale to 1
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// for ntsc-style framerates like 29.97 (or 23.976 or 59.94),
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// set framerate to 30,000 (or 24,000 or 60,000) and framescale to 1001
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// yes, framescale is an odd naming choice, but it matching MS's AVI api
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int m_nFrameRate;
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int m_nFrameScale;
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int m_nWidth;
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int m_nHeight;
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// Sound/.wav info
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int m_nSampleRate;
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int m_nSampleBits;
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int m_nNumChannels;
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// The user will be asked to select a compressor if true, otherwise the
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// previous or default will be used.
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bool m_bGetCodecFromUser;
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};
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//-----------------------------------------------------------------------------
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// Handle to an AVI
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//-----------------------------------------------------------------------------
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typedef unsigned short AVIHandle_t;
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enum
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{
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AVIHANDLE_INVALID = (AVIHandle_t)~0
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};
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//-----------------------------------------------------------------------------
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// Handle to an AVI material
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//-----------------------------------------------------------------------------
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typedef unsigned short AVIMaterial_t;
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enum
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{
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AVIMATERIAL_INVALID = (AVIMaterial_t)~0
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};
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//-----------------------------------------------------------------------------
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// Main AVI interface
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//-----------------------------------------------------------------------------
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#define AVI_INTERFACE_VERSION "VAvi001"
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class IAvi : public IAppSystem
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{
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public:
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// Necessary to call this before any other AVI interface methods
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virtual void SetMainWindow( void* hWnd ) = 0;
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// Start/stop recording an AVI
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virtual AVIHandle_t StartAVI( const AVIParams_t& params ) = 0;
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virtual void FinishAVI( AVIHandle_t handle ) = 0;
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// Add frames to an AVI
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virtual void AppendMovieSound( AVIHandle_t h, short *buf, size_t bufsize ) = 0;
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virtual void AppendMovieFrame( AVIHandle_t h, const BGR888_t *pRGBData ) = 0;
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// Create/destroy an AVI material (a materialsystem IMaterial)
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virtual AVIMaterial_t CreateAVIMaterial( const char *pMaterialName, const char *pFileName, const char *pPathID ) = 0;
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virtual void DestroyAVIMaterial( AVIMaterial_t hMaterial ) = 0;
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// Sets the time for an AVI material
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virtual void SetTime( AVIMaterial_t hMaterial, float flTime ) = 0;
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// Gets the IMaterial associated with an AVI material
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virtual IMaterial* GetMaterial( AVIMaterial_t hMaterial ) = 0;
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// Returns the max texture coordinate of the AVI
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virtual void GetTexCoordRange( AVIMaterial_t hMaterial, float *pMaxU, float *pMaxV ) = 0;
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// Returns the frame size of the AVI (stored in a subrect of the material itself)
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virtual void GetFrameSize( AVIMaterial_t hMaterial, int *pWidth, int *pHeight ) = 0;
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// Returns the frame rate of the AVI
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virtual int GetFrameRate( AVIMaterial_t hMaterial ) = 0;
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// Returns the total frame count of the AVI
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virtual int GetFrameCount( AVIMaterial_t hMaterial ) = 0;
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// Sets the frame for an AVI material (use instead of SetTime)
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virtual void SetFrame( AVIMaterial_t hMaterial, float flFrame ) = 0;
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// Plays a given AVI/WMV file until it completes or the user presses ESC, SPACE, or ENTER
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virtual void PlayWindowsMediaVideo( const char *filename, void *mainWindow, int width, int height, float forcedMinTime ) = 0;
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};
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#endif // IAVI_H
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