474 lines
9.0 KiB
C++
474 lines
9.0 KiB
C++
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#include "precomp.h"
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#define ZONE_AP 1
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#define _GetPlatform() (m_dwState & DP_MASK_PLATFORM)
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#define _SetPlatform(s) (m_dwState = (m_dwState & ~DP_MASK_PLATFORM) | (s & DP_MASK_PLATFORM))
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///////////////////////////////////////////////////////
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//
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// Public methods
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//
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MediaPacket::MediaPacket ( void )
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{
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_Construct ();
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}
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MediaPacket::~MediaPacket ( void )
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{
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_Destruct ();
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}
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HRESULT MediaPacket::Initialize ( MEDIAPACKETINIT * p )
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{
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HRESULT hr = DPR_SUCCESS;
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FX_ENTRY ("AdPckt::Init")
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if (p == NULL)
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{
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DEBUGMSG (ZONE_AP, ("%s: invalid parameter (null ptr)\r\n", _fx_));
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return DPR_INVALID_PARAMETER;
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}
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_Construct ();
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// we need to analyze flags to
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// warn conflicting or insufficient flags
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m_dwState |= p->dwFlags;
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// get handle of stream conversion
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m_hStrmConv = p->hStrmConv;
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// get handle of wave device
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// m_hDev = p->hDevAudio;
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m_hDev = NULL;
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// flags about prepared
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m_fDevPrepared = FALSE;
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m_fStrmPrepared = FALSE;
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// set up wave formats
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m_pStrmConvSrcFmt = p->pStrmConvSrcFmt;
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m_pStrmConvDstFmt = p->pStrmConvDstFmt;
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m_pDevFmt = p->pDevFmt;
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m_payload = p->payload;
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// net buffer
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if (p->cbSizeNetData)
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{ // send or recv
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m_pNetData = (NETBUF *) LocalAlloc (LMEM_FIXED, p->cbSizeNetData + p->cbOffsetNetData + p->cbPayloadHeaderSize + sizeof (NETBUF));
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if (m_pNetData == NULL)
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{
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DEBUGMSG (ZONE_AP, ("%s: MemAlloc1 (%ld) failed\r\n",
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_fx_, (ULONG) (p->cbSizeNetData + p->cbOffsetNetData)));
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hr = DPR_OUT_OF_MEMORY;
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goto MyExit;
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}
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m_pNetData->data = (PBYTE) m_pNetData + p->cbOffsetNetData + p->cbPayloadHeaderSize + sizeof (NETBUF);
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m_pNetData->length = p->cbSizeNetData;
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m_cbMaxNetData = p->cbSizeNetData;
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m_pNetData->pool = NULL;
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}
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else
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{
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#ifdef PREP_HDR_PER_CONV
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// recv
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m_pNetData = NULL;
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#else
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hr = DPR_INVALID_PARAMETER;
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goto MyExit;
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#endif
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}
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m_index = p->index;
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// if m_pStrmConvDstFmt == m_pStrmConvSrcFmt,
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// then m_pRawData <-- m_pNetData
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// else allocate it
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if (IsSameMediaFormat (m_pStrmConvSrcFmt, m_pStrmConvDstFmt))
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{
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m_pRawData = m_pNetData;
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}
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else if (p->fDontAllocRawBufs)
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{
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m_pRawData = NULL;
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}
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else
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{
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m_pRawData = (NETBUF *) LocalAlloc (LMEM_FIXED, p->cbSizeRawData + p->cbOffsetRawData + sizeof(NETBUF));
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if (m_pRawData == NULL)
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{
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DEBUGMSG (ZONE_AP, ("%s: MemAlloc2 (%ld) failed\r\n",
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_fx_, (ULONG) (p->cbSizeRawData + p->cbOffsetRawData)));
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hr = DPR_OUT_OF_MEMORY;
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goto MyExit;
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}
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m_pRawData->data = (PBYTE) m_pRawData + sizeof(NETBUF) + p->cbOffsetRawData;
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m_pRawData->length = p->cbSizeRawData;
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m_pRawData->pool = NULL;
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}
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// if m_pDevFmt == m_pStrmConvSrcFmt (when SEND)
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// then m_pDevData <-- m_pRawData
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// else allocate it
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if (((m_dwState & DP_FLAG_SEND) &&
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IsSameMediaFormat (m_pStrmConvSrcFmt, m_pDevFmt)) ||
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((m_dwState & DP_FLAG_RECV) &&
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IsSameMediaFormat (m_pStrmConvDstFmt, m_pDevFmt)))
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{
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// typical case - codec raw format matches that of i/o device
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m_pDevData = m_pRawData;
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}
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else
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{
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// codec raw format doesnt match that of device
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// BUGBUG: we dont really handle this case yet
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m_pDevData = (NETBUF *) LocalAlloc (LMEM_FIXED, p->cbSizeDevData + p->cbOffsetDevData + sizeof(NETBUF));
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if (m_pDevData == NULL)
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{
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DEBUGMSG (ZONE_AP, ("%s: MemAlloc3 (%ld) failed\r\n",
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_fx_, (ULONG) (p->cbSizeDevData + p->cbOffsetDevData)));
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hr = DPR_OUT_OF_MEMORY;
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goto MyExit;
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}
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m_pDevData->data = (PBYTE) m_pDevData + sizeof(NETBUF) + p->cbOffsetDevData;
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m_pDevData->length = p->cbSizeDevData;
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m_pDevData->pool = NULL;
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}
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MakeSilence ();
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MyExit:
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if (hr == DPR_SUCCESS)
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{
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m_fInitialized = TRUE;
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SetState (MP_STATE_RESET);
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}
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return hr;
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}
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HRESULT MediaPacket::Receive ( NETBUF *pNetBuf, DWORD timestamp, UINT seq, UINT fMark )
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{
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m_seq = seq;
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m_timestamp = timestamp;
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m_fMark = fMark;
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#ifdef PREP_HDR_PER_CONV
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m_pNetData = pNetBuf;
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#else
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if (pNetBuf) // pNetBuf may be NULL for video
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{
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if (pNetBuf->length > m_cbMaxNetData)
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return DPR_INVALID_PARAMETER;
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if (m_pNetData && pNetBuf)
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{
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CopyMemory (m_pNetData->data, pNetBuf->data,
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(m_pNetData->length = pNetBuf->length));
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}
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}
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#endif
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LOG(((m_dwState & DP_FLAG_VIDEO)? LOGMSG_VID_RECV: LOGMSG_AUD_RECV,m_index,seq,m_pNetData->length));
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SetState (MP_STATE_NET_IN_STREAM);
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return DPR_SUCCESS;
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}
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HRESULT MediaPacket::Recycle ( void )
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{
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HRESULT hr = DPR_SUCCESS;
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FX_ENTRY ("MdPckt::Recycle")
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LOG(((m_dwState & DP_FLAG_VIDEO)? LOGMSG_VID_RECYCLE: LOGMSG_AUD_RECYCLE, m_index));
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if (m_dwState & DP_FLAG_RECV)
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{
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if (m_pRawData && m_pRawData->pool) {
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m_pRawData->pool->ReturnBuffer((PVOID) m_pRawData);
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if (m_pDevData == m_pRawData)
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m_pDevData = NULL;
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m_pRawData = NULL;
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}
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#ifdef PREP_HDR_PER_CONV
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// free net data buffer
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if (m_pNetData && m_pNetData->pool) m_pNetData->pool->ReturnBuffer ((PVOID) m_pNetData);
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if (m_pNetData == m_pRawData) m_pRawData = NULL;
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m_pNetData = NULL;
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#endif
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}
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SetState (MP_STATE_RESET);
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return hr;
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}
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HRESULT MediaPacket::GetProp ( DWORD dwPropId, PDWORD_PTR pdwPropVal )
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{
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HRESULT hr = DPR_SUCCESS;
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FX_ENTRY ("AdPckt::GetProp")
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if (pdwPropVal)
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{
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switch (dwPropId)
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{
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case MP_PROP_STATE:
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*pdwPropVal = GetState ();
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break;
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case MP_PROP_PLATFORM:
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*pdwPropVal = _GetPlatform ();
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break;
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case MP_PROP_DEV_MEDIA_FORMAT:
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*pdwPropVal = (DWORD_PTR) m_pDevFmt;
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break;
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case MP_PROP_DEV_DATA:
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*pdwPropVal = (DWORD_PTR) m_pDevData;
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break;
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case MP_PROP_DEV_HANDLE:
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*pdwPropVal = (DWORD_PTR) m_hDev;
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break;
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case MP_PROP_DEV_MEDIA_HDR:
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*pdwPropVal = (DWORD_PTR) m_pDevHdr;
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break;
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case MP_PROP_IN_STREAM_FORMAT:
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*pdwPropVal = (DWORD_PTR) m_pStrmConvSrcFmt;
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break;
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case MP_PROP_OUT_STREAM_FORMAT:
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*pdwPropVal = (DWORD_PTR) m_pStrmConvDstFmt;
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break;
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case MP_PROP_TIMESTAMP:
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*pdwPropVal = (DWORD) m_timestamp;
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break;
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case MP_PROP_INDEX:
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*pdwPropVal = (DWORD) m_index;
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break;
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case MP_PROP_PREAMBLE:
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*pdwPropVal = (DWORD) m_fMark;
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break;
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case MP_PROP_FILTER_HEADER:
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*pdwPropVal = (DWORD_PTR) m_pStrmConvHdr;
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break;
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case MP_PROP_MAX_NET_LENGTH:
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*pdwPropVal = m_cbMaxNetData;
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break;
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default:
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hr = DPR_INVALID_PROP_ID;
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break;
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}
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}
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else
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{
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hr = DPR_INVALID_PARAMETER;
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}
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return hr;
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}
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HRESULT MediaPacket::SetProp ( DWORD dwPropId, DWORD_PTR dwPropVal )
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{
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HRESULT hr = DPR_SUCCESS;
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FX_ENTRY ("AdPckt::SetProp")
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switch (dwPropId)
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{
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case MP_PROP_STATE:
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SetState ((DWORD)dwPropVal);
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break;
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case MP_PROP_PLATFORM:
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_SetPlatform ((DWORD)dwPropVal);
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break;
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case MP_PROP_DEV_MEDIA_FORMAT:
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case MP_PROP_IN_STREAM_FORMAT:
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case MP_PROP_OUT_STREAM_FORMAT:
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hr = DPR_IMPOSSIBLE_SET_PROP;
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break;
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case MP_PROP_TIMESTAMP:
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m_timestamp = (DWORD)dwPropVal;
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break;
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case MP_PROP_PREAMBLE:
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m_fMark = dwPropVal ? 1 : 0;
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break;
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default:
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hr = DPR_INVALID_PROP_ID;
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break;
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}
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return hr;
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}
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HRESULT MediaPacket::Release ( void )
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{
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_Destruct ();
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return DPR_SUCCESS;
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}
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BOOL MediaPacket::SetDecodeBuffer(NETBUF *pBuf)
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{
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ASSERT(!m_pRawData);
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m_pRawData = pBuf;
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if (!m_pDevData) m_pDevData = pBuf;
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return TRUE;
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}
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///////////////////////////////////////////////////////
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//
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// Private methods
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//
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void MediaPacket::_Construct ( void )
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{
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m_hStrmConv = NULL;
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m_pStrmConvHdr = NULL;
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m_pStrmConvSrcFmt = NULL;
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m_pStrmConvDstFmt = NULL;
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m_hDev = NULL;
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m_pDevHdr = NULL;
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m_pDevFmt = NULL;
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m_pDevData = NULL;
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m_pRawData = NULL;
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m_pNetData = NULL;
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m_dwState = 0;
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m_fBusy = FALSE;
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m_timestamp = 0;
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m_seq = 0;
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m_index = 0;
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m_fMark = 0;
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m_cbValidRawData = 0;
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m_fRendering = FALSE;
|
|||
|
|
|
|||
|
|
m_fInitialized = FALSE;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
void MediaPacket::_Destruct ( void )
|
|||
|
|
{
|
|||
|
|
if (m_fInitialized)
|
|||
|
|
{
|
|||
|
|
if (m_pDevHdr) MemFree (m_pDevHdr);
|
|||
|
|
m_pDevHdr = NULL;
|
|||
|
|
|
|||
|
|
if (m_pStrmConvHdr) MemFree (m_pStrmConvHdr);
|
|||
|
|
m_pStrmConvHdr = NULL;
|
|||
|
|
|
|||
|
|
if (m_pDevData == m_pRawData) m_pDevData = NULL;
|
|||
|
|
if (m_pRawData == m_pNetData) m_pRawData = NULL;
|
|||
|
|
|
|||
|
|
if (m_pDevData) {
|
|||
|
|
if (m_pDevData->pool)
|
|||
|
|
m_pDevData->pool->ReturnBuffer((PVOID) m_pDevData);
|
|||
|
|
else
|
|||
|
|
LocalFree (m_pDevData);
|
|||
|
|
m_pDevData = NULL;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (m_pRawData) {
|
|||
|
|
if (m_pRawData->pool)
|
|||
|
|
m_pRawData->pool->ReturnBuffer((PVOID) m_pRawData);
|
|||
|
|
else
|
|||
|
|
LocalFree (m_pRawData);
|
|||
|
|
m_pRawData = NULL;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (m_pNetData && m_pNetData->pool)
|
|||
|
|
m_pNetData->pool->ReturnBuffer ((PVOID) m_pNetData);
|
|||
|
|
else if (m_pNetData)
|
|||
|
|
LocalFree (m_pNetData);
|
|||
|
|
m_pNetData = NULL;
|
|||
|
|
|
|||
|
|
SetState (MP_STATE_RESET);
|
|||
|
|
|
|||
|
|
m_fInitialized = FALSE;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
HRESULT MediaPacket::GetDevData(PVOID *ppData, PUINT pcbData)
|
|||
|
|
{
|
|||
|
|
if (!ppData || !pcbData)
|
|||
|
|
return DPR_INVALID_PARAMETER;
|
|||
|
|
|
|||
|
|
if (m_pDevData) {
|
|||
|
|
*ppData = m_pDevData->data;
|
|||
|
|
*pcbData = m_pDevData->length;
|
|||
|
|
} else {
|
|||
|
|
*ppData = NULL;
|
|||
|
|
*pcbData = 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return DPR_SUCCESS;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
HRESULT MediaPacket::GetNetData(PVOID *ppData, PUINT pcbData)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
if (!ppData || !pcbData)
|
|||
|
|
return DPR_INVALID_PARAMETER;
|
|||
|
|
|
|||
|
|
if (m_pNetData) {
|
|||
|
|
*ppData = m_pNetData->data;
|
|||
|
|
*pcbData = m_pNetData->length;
|
|||
|
|
} else {
|
|||
|
|
*ppData = NULL;
|
|||
|
|
*pcbData = 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return DPR_SUCCESS;
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
HRESULT MediaPacket::SetNetLength(UINT uLength)
|
|||
|
|
{
|
|||
|
|
if ((m_pNetData) && (m_pNetData->data))
|
|||
|
|
{
|
|||
|
|
m_pNetData->length = uLength;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return E_FAIL;
|
|||
|
|
}
|
|||
|
|
return S_OK;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|