--- /dev/null
+//
+// BlueVelvetCUtils.h
+// BlueVelvetC
+//
+// Created by James on 21/05/2014.
+// Copyright (c) 2014 Bluefish444. All rights reserved.
+//
+// A file that contains useful Util functions that can ssist in general development.
+// indente to be included as-is into BlueVelvetC projects and not part of a library.
+
+#ifndef BlueVelvetC_BlueVelvetCUtils_h
+#define BlueVelvetC_BlueVelvetCUtils_h
+
+#include "BlueVelvetC.h"
+
+
+#if defined (_WIN32)
+extern "C" {
+#endif
+
+// Memory Allocation and Free'ing of page Aligned memory
+ BLUEVELVETC_API void* bfAlloc(unsigned int nMemorySize);
+ BLUEVELVETC_API void bfFree(unsigned int nMemSize, void* pMemory);
+
+// Get strings that give information about the card or card state
+ BLUEVELVETC_API const char* bfcUtilsGetStringForCardType(const int iCardType);
+ BLUEVELVETC_API const wchar_t* bfcUtilsGetWStringForCardType(const int iCardType);
+
+ BLUEVELVETC_API const char* bfcUtilsGetStringForBlueProductId(const unsigned int nProductId);
+ BLUEVELVETC_API const wchar_t* bfcUtilsGetWStringForBlueProductId(const unsigned int nProductId);
+
+ BLUEVELVETC_API const char* bfcUtilsGetStringForVideoMode(const unsigned int nVideoMode);
+ BLUEVELVETC_API const wchar_t* bfcUtilsGetWStringForVideoMode(const unsigned int nVideoMode);
+
+ BLUEVELVETC_API const char* bfcUtilsGetStringForMemoryFormat(const unsigned int nMemoryFormat);
+ BLUEVELVETC_API const wchar_t* bfcUtilsGetWStringForMemoryFormat(const unsigned int nMemoryFormat);
+
+// Get/Set MR2 Video mode info
+ BLUEVELVETC_API int bfcUtilsGetScalerVideoMode(const BLUEVELVETC_HANDLE pHandle, const unsigned int nScalerMR2Node, unsigned int& nVideoMode);
+ BLUEVELVETC_API int bfcUtilsSetScalerVideoMode(const BLUEVELVETC_HANDLE pHandle, const unsigned int nScalerMR2Node, unsigned int nVideoMode);
+
+// Change MR2 Routing using the EEpochRoutingElements enum values as src and dest
+ BLUEVELVETC_API int bfcUtilsGetMR2Routing(const BLUEVELVETC_HANDLE pHandle, unsigned int& nSrcNode, const unsigned int nDestNode, unsigned int& nLinkType);
+ BLUEVELVETC_API int bfcUtilsSetMR2Routing(const BLUEVELVETC_HANDLE pHandle, const unsigned int nSrcNode, const unsigned int nDestNode, const unsigned int nLinkType);
+
+// Get/Set Audio routing.
+ BLUEVELVETC_API int bfcUtilsGetAudioOutputRouting(const BLUEVELVETC_HANDLE pHandle, const unsigned int nAudioConnectorType, unsigned int& nAudioSourceChannelId, unsigned int nAudioConnectorId);
+ BLUEVELVETC_API int bfcUtilsSetAudioOutputRouting(const BLUEVELVETC_HANDLE pHandle, const unsigned int nAudioConnectorType, unsigned int nAudioSourceChannelId, unsigned int nAudioConnectorId);
+
+// General Video format helper funcs
+ BLUEVELVETC_API bool bfcUtilsIsVideoModeProgressive(const unsigned int nVideoMode);
+ BLUEVELVETC_API bool bfcUtilsIsVideoMode1001Framerate(const unsigned int nVideoMode);
+ BLUEVELVETC_API int bfcUtilsGetFpsForVideoMode(const unsigned int nVideoMode); // returns closest interger FPS, use bfcUtilsIsVideoMode1001Framerate(), to determine if div 1001 is needed.
+
+// Get the Bluefish _EVideoMode for the given width, height and fps
+ BLUEVELVETC_API int bfcUtilsGetVideoModeForFrameInfo(const BLUE_UINT32 nWidth, const BLUE_UINT32 nHeight, const BLUE_UINT32 nRate, const BLUE_UINT32 bIs1001, const BLUE_UINT32 bIsProgressive, BLUE_UINT32& nVideoMode);
+ BLUEVELVETC_API int bfcUtilsGetFrameInfoForVideoMode(const BLUE_UINT32 nVideoMode, BLUE_UINT32& nWidth, BLUE_UINT32& nHeight, BLUE_UINT32& nRate, BLUE_UINT32& bIs1001, BLUE_UINT32& bIsProgressive);
+
+
+// Get the number of Audio Packets for a given frame of video in a specific mode.
+ BLUEVELVETC_API int bfcUtilsGetAudioSamplesPerFrame(const BLUE_UINT32 nVideoMode, const BLUE_UINT32 nFrameNo);
+
+
+// HANC / VANC utils
+
+/**
+ @brief enumerator used by VANC manipulation function on HD cards to notify whether
+ VANC pakcet shoule be inserted/extracted from VANC Y buffers or VANC CbCr buffer.
+ This enumerator will only be used on HD video modes as it is the only with
+ 2 type of ANC bufers ir Y and CbCr. On SD Modes the ANC data is inserted across
+ both Y anc CbCr values.
+
+ */
+ enum BlueVancPktTypeEnum
+ {
+ BlueVancPktYComp=0, /**< ANC pkt should be inserted/extracted from the Y component buffer*/
+ BlueVancPktCbcrComp=1, /**< ANC pkt should be inserted/extracted from the CbCr component buffer*/
+ BlueVancPktAllComp=2 /**< ANC pkt should be inserted/extracted from all components (SD video modes)*/
+ };
+
+/*!
+ @brief Use this function to initialise VANC buffer before inserting any packets into the buffer
+ @param CardType type of bluefish card to which this vanc buffer was transferred to.
+ @param nVideoMode video mode under which this vanc buffer will be used.
+ @param pixels_per_line width in pixels of the vanc buffer that has to be initialised.
+ @param lines_per_frame height of the vanc buffer that has to be initialised.
+ @param pVancBuffer vanc buffer which has to be initialised.
+ @remarks.
+
+ */
+ BLUEVELVETC_API BLUE_UINT32 bfcUtilsInitVancBuffer(BLUE_UINT32 nCardType,
+ BLUE_UINT32 nVideoMode,
+ BLUE_UINT32 nPixelsPerLine,
+ BLUE_UINT32 nLinesPerFrame,
+ BLUE_UINT32* pVancBuffer);
+
+/*!
+ @brief this function can be used to extract ANC packet from HD cards. Currently we can only extract packets in the VANC space.
+ @param CardType type of the card from which the vanc buffer was captured.
+ @param vanc_pkt_type This parameter denotes whether to search for the VANC packet in Y Space or Cb/Cr Space.
+ The values this parameter accepts are defined in the enumerator #BlueVancPktTypeEnum
+ @param src_vanc_buffer Vanc buffer which was captured from bluefish card
+ @param src_vanc_buffer_size size of the vanc buffer which should be parsed for the specified vanc packet
+ @param pixels_per_line specifies how many pixels are there in each line of VANC buffer
+ @param vanc_pkt_did specifies the DID of the Vanc packet which should be extracted from the buffer
+ @param vanc_pkt_sdid Returns the SDID of the extracted VANC packet
+ @param vanc_pkt_data_length returns the size of the extracted VANC packet. The size is specifed as number of UDW words
+ that was contained in the packet
+ @param vanc_pkt_data_ptr pointer to UDW of the VANC packets . The 10 bit UDW words are packed in a 16 bit integer. The bottom 10 bit of the
+ 16 bit word contains the UDW data.
+ @param vanc_pkt_line_no line number where the packet was found .
+
+ @remarks.
+
+ */
+ BLUEVELVETC_API BLUE_INT32 bfcUtilsVancPktExtract(BLUE_UINT32 nCardType,
+ BLUE_UINT32 nVancPktType,
+ BLUE_UINT32* pSrcVancBuffer,
+ BLUE_UINT32 nSrcVancBufferSize,
+ BLUE_UINT32 nPixelsPerLine,
+ BLUE_UINT32 nVancPktDid,
+ BLUE_UINT16* pVancPktSdid,
+ BLUE_UINT16* pVancPktDataLength,
+ BLUE_UINT16* pVancPktData,
+ BLUE_UINT16* pVancPktLineNo);
+
+/**
+ @brief use this function to insert ANC packets into the VANC space of the HD cards.
+ @param CardType type of the card from which the vanc buffer was captured.
+ @param vanc_pkt_type This parameter denotes whether to search for the VANC packet in Y Space or Cb/Cr Space.
+ The values this parameter accepts are defined in the enumerator #blue_vanc_pkt_type_enum
+ @param vanc_pkt_line_no line in th VANC buffer where the ANC packet should inserted.
+ @param vanc_pkt_buffer vanc ANC packet which should be inserted into the VANC buffer.
+ @param vanc_pkt_buffer_size size of the ANC packet including the checksum ,ADF , SDID, DID and Data Count
+ @param dest_vanc_buffer VANC buffer into which the ANC packet will be inserted into.
+ @param pixels_per_line specifies how many pixels are there in each line of VANC buffer
+ */
+ BLUEVELVETC_API BLUE_INT32 bfcUtilsVancPktInsert(BLUE_UINT32 nCardType,
+ BLUE_UINT32 nVancPktType,
+ BLUE_UINT32 nVancPktLineNumber,
+ BLUE_UINT32* pVancPktBuffer,
+ BLUE_UINT32 nVancPktBufferSize,
+ BLUE_UINT32* pDestVancBuffer,
+ BLUE_UINT32 nPixelsPerLine);
+
+/** @} */
+
+/**
+ @defgroup vanc_decode_encoder_helper ANC encoder/decoder
+ @{
+ */
+ BLUEVELVETC_API BLUE_UINT32 bfcUtilsDecodeEia708bPkt(BLUE_UINT32 nCardType, BLUE_UINT16* pVancPktData, BLUE_UINT16 usPktUdwCount, BLUE_UINT16 usEiaPktSubtype, BLUE_UINT8* pDecodedChStr);
+
+#if defined (_WIN32)
+} //extern "C"
+#endif
+
+#endif // BlueVelvetC_BlueVelvetCUtils_h
\ No newline at end of file
projects / casparcg / blobdiff