imported from xine

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3060 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 91 insertions, 72 deletions

diff --git a/loader/dshow/DS_AudioDecoder.c b/loader/dshow/DS_AudioDecoder.c
index 87e919c7c0..41944dd099 100644
--- a/loader/dshow/DS_AudioDecoder.c
+++ b/loader/dshow/DS_AudioDecoder.c
@@ -8,8 +8,7 @@
 #include "DS_AudioDecoder.h"
 #include <string.h>
 #include <stdio.h>
-
-// using namespace std;
+#include <stdlib.h>
 
 #define __MODULE__ "DirectShow audio decoder"
 const GUID FORMAT_WaveFormatEx = {
@@ -27,58 +26,71 @@ const GUID MEDIASUBTYPE_PCM = {
 
 typedef long STDCALL (*GETCLASS) (GUID*, GUID*, void**);
 
-DS_AudioDecoder::DS_AudioDecoder(const CodecInfo& info, const WAVEFORMATEX* wf)
-    : IAudioDecoder(info, wf), m_pDS_Filter(0), m_sVhdr(0), m_sVhdr2(0)
+DS_AudioDecoder * DS_AudioDecoder_Create(const CodecInfo * info, const WAVEFORMATEX* wf)
 {
-    int sz = 18 + wf->cbSize;
-    m_sVhdr=new char[sz];
-    memcpy(m_sVhdr, wf, sz);
-    m_sVhdr2=new char[sz];
-    memcpy(m_sVhdr2, m_sVhdr, sz);
-    WAVEFORMATEX* pWF=(WAVEFORMATEX*)m_sVhdr2;
-    pWF->wFormatTag=1;
-    pWF->wBitsPerSample=16;
-    pWF->nBlockAlign=2*pWF->nChannels;
-    pWF->cbSize=0;
-    in_fmt=*wf;
+    DS_AudioDecoder *this;
+    int sz;
+    WAVEFORMATEX* pWF;
+        
+    this = malloc(sizeof(DS_AudioDecoder));
+    
+    sz = 18 + wf->cbSize;
+    this->m_sVhdr = malloc(sz);
+    memcpy(this->m_sVhdr, wf, sz);
+    this->m_sVhdr2 = malloc(sz);
+    memcpy(this->m_sVhdr2, this->m_sVhdr, sz);
+    
+    pWF = (WAVEFORMATEX*)this->m_sVhdr2;
+    pWF->wFormatTag = 1;
+    pWF->wBitsPerSample = 16;
+    pWF->nBlockAlign = 2*pWF->nChannels;
+    pWF->cbSize = 0;
+    
+    memcpy(&this->in_fmt,wf,sizeof(WAVEFORMATEX));
 
-    memset(&m_sOurType, 0, sizeof(m_sOurType));
-    m_sOurType.majortype=MEDIATYPE_Audio;
-    m_sOurType.subtype=MEDIASUBTYPE_PCM;
-    m_sOurType.subtype.f1=wf->wFormatTag;
-    m_sOurType.formattype=FORMAT_WaveFormatEx;
-    m_sOurType.lSampleSize=wf->nBlockAlign;
-    m_sOurType.bFixedSizeSamples=true;
-    m_sOurType.bTemporalCompression=false;
-    m_sOurType.pUnk=0;
-    m_sOurType.cbFormat=sz;
-    m_sOurType.pbFormat=m_sVhdr;
+    memset(&this->m_sOurType, 0, sizeof(this->m_sOurType));
+    this->m_sOurType.majortype=MEDIATYPE_Audio;
+    this->m_sOurType.subtype=MEDIASUBTYPE_PCM;
+    this->m_sOurType.subtype.f1=wf->wFormatTag;
+    this->m_sOurType.formattype=FORMAT_WaveFormatEx;
+    this->m_sOurType.lSampleSize=wf->nBlockAlign;
+    this->m_sOurType.bFixedSizeSamples=1;
+    this->m_sOurType.bTemporalCompression=0;
+    this->m_sOurType.pUnk=0;
+    this->m_sOurType.cbFormat=sz;
+    this->m_sOurType.pbFormat=this->m_sVhdr;
 
-    memset(&m_sDestType, 0, sizeof(m_sDestType));
-    m_sDestType.majortype=MEDIATYPE_Audio;
-    m_sDestType.subtype=MEDIASUBTYPE_PCM;
-    m_sDestType.formattype=FORMAT_WaveFormatEx;
-    m_sDestType.bFixedSizeSamples=true;
-    m_sDestType.bTemporalCompression=false;
-    m_sDestType.lSampleSize=2*wf->nChannels;
-    m_sDestType.pUnk=0;
-    m_sDestType.cbFormat=pWF->cbSize;
-    m_sDestType.pbFormat=m_sVhdr2;
+    memset(&this->m_sDestType, 0, sizeof(this->m_sDestType));
+    this->m_sDestType.majortype=MEDIATYPE_Audio;
+    this->m_sDestType.subtype=MEDIASUBTYPE_PCM;
+    this->m_sDestType.subtype.f1=pWF->wFormatTag;
+    this->m_sDestType.formattype=FORMAT_WaveFormatEx;
+    this->m_sDestType.bFixedSizeSamples=1;
+    this->m_sDestType.bTemporalCompression=0;
+    this->m_sDestType.lSampleSize=2*wf->nChannels;
+    this->m_sDestType.pUnk=0;
+    this->m_sDestType.cbFormat=pWF->cbSize;
+    this->m_sDestType.pbFormat=this->m_sVhdr2;
 
-    try
+    /*try*/
     {
-        m_pDS_Filter = new DS_Filter();
-	m_pDS_Filter->Create(info.dll, &info.guid, &m_sOurType, &m_sDestType);
-	m_pDS_Filter->Start();
+        ALLOCATOR_PROPERTIES props, props1;
+        this->m_pDS_Filter = DS_Filter_Create((const char*)info->dll, &info->guid, &this->m_sOurType, &this->m_sDestType);
+	if( !this->m_pDS_Filter ) {
+           free(this);
+           return NULL;
+        }
+        
+        DS_Filter_Start(this->m_pDS_Filter);
 
-	ALLOCATOR_PROPERTIES props, props1;
 	props.cBuffers=1;
-        props.cbBuffer=m_sOurType.lSampleSize;
+        props.cbBuffer=this->m_sOurType.lSampleSize;
 	props.cbAlign=props.cbPrefix=0;
-	m_pDS_Filter->m_pAll->vt->SetProperties(m_pDS_Filter->m_pAll, &props, &props1);
-	m_pDS_Filter->m_pAll->vt->Commit(m_pDS_Filter->m_pAll);
+	this->m_pDS_Filter->m_pAll->vt->SetProperties(this->m_pDS_Filter->m_pAll, &props, &props1);
+	this->m_pDS_Filter->m_pAll->vt->Commit(this->m_pDS_Filter->m_pAll);
     }
-    catch (FatalError e)
+    /*
+    catch (FatalError& e)
     {
 	e.PrintAll();
 	delete[] m_sVhdr;
@@ -86,46 +98,52 @@ DS_AudioDecoder::DS_AudioDecoder(const CodecInfo& info, const WAVEFORMATEX* wf)
 	delete m_pDS_Filter;
 	throw;
     }
+    */
+    return this;
 }
 
-DS_AudioDecoder::~DS_AudioDecoder()
+void DS_AudioDecoder_Destroy(DS_AudioDecoder *this)
 {
-    delete[] m_sVhdr;
-    delete[] m_sVhdr2;
-    delete m_pDS_Filter;
+    free(this->m_sVhdr);
+    free(this->m_sVhdr2);
+    DS_Filter_Destroy(this->m_pDS_Filter);
+    free(this);
 }
 
-int DS_AudioDecoder::Convert(const void* in_data, uint_t in_size,
-			void* out_data, uint_t out_size,
-			uint_t* size_read, uint_t* size_written)
+int DS_AudioDecoder_Convert(DS_AudioDecoder *this, const void* in_data, uint_t in_size,
+			     void* out_data, uint_t out_size,
+			     uint_t* size_read, uint_t* size_written)
 {
+    uint_t written = 0;
+    uint_t read = 0;
+        
     if (!in_data || !out_data)
 	return -1;
 
-    uint_t written = 0;
-    uint_t read = 0;
-    in_size -= in_size%in_fmt.nBlockAlign;
+    in_size -= in_size%this->in_fmt.nBlockAlign;
     while (in_size>0)
     {
-	uint_t frame_size=0;
+	uint_t frame_size = 0;
 	char* frame_pointer;
-//	m_pOurOutput->SetFramePointer(out_data+written);
-	m_pDS_Filter->m_pOurOutput->SetFramePointer(&frame_pointer);
-	m_pDS_Filter->m_pOurOutput->SetFrameSizePointer((long*)&frame_size);
 	IMediaSample* sample=0;
-	m_pDS_Filter->m_pAll->vt->GetBuffer(m_pDS_Filter->m_pAll, &sample, 0, 0, 0);
-	if(!sample)
+	char* ptr;
+	int result;
+	
+//	this->m_pOurOutput->SetFramePointer(out_data+written);
+	COutputPin_SetFramePointer(this->m_pDS_Filter->m_pOurOutput,&frame_pointer);
+	COutputPin_SetFrameSizePointer(this->m_pDS_Filter->m_pOurOutput,(long*)&frame_size);
+	this->m_pDS_Filter->m_pAll->vt->GetBuffer(this->m_pDS_Filter->m_pAll, &sample, 0, 0, 0);
+	if (!sample)
 	{
 	    Debug printf("DS_AudioDecoder::Convert() Error: null sample\n");
 	    break;
 	}
-	char* ptr;
 	sample->vt->GetPointer(sample, (BYTE **)&ptr);
-	memcpy(ptr, (const uint8_t*)in_data + read, in_fmt.nBlockAlign);
-	sample->vt->SetActualDataLength(sample, in_fmt.nBlockAlign);
-	sample->vt->SetSyncPoint(sample, true);
+	memcpy(ptr, (const uint8_t*)in_data + read, this->in_fmt.nBlockAlign);
+	sample->vt->SetActualDataLength(sample, this->in_fmt.nBlockAlign);
+	sample->vt->SetSyncPoint(sample, 1);
 	sample->vt->SetPreroll(sample, 0);
-	int result = m_pDS_Filter->m_pImp->vt->Receive(m_pDS_Filter->m_pImp, sample);
+	result = this->m_pDS_Filter->m_pImp->vt->Receive(this->m_pDS_Filter->m_pImp, sample);
         if (result)
 	    Debug printf("DS_AudioDecoder::Convert() Error: putting data into input pin %x\n", result);
 	if ((written + frame_size) > out_size)
@@ -135,7 +153,7 @@ int DS_AudioDecoder::Convert(const void* in_data, uint_t in_size,
 	}
 	memcpy((uint8_t*)out_data + written, frame_pointer, frame_size);
         sample->vt->Release((IUnknown*)sample);
-	read+=in_fmt.nBlockAlign;
+	read+=this->in_fmt.nBlockAlign;
 	written+=frame_size;
     }
     if (size_read)
@@ -145,12 +163,13 @@ int DS_AudioDecoder::Convert(const void* in_data, uint_t in_size,
     return 0;
 }
 
-int DS_AudioDecoder::GetSrcSize(int dest_size)
+int DS_AudioDecoder_GetSrcSize(DS_AudioDecoder *this, int dest_size)
 {
-    double efficiency = (double) in_fmt.nAvgBytesPerSec
-	/ (in_fmt.nSamplesPerSec*in_fmt.nBlockAlign);
-    int frames = int(dest_size*efficiency);
+    double efficiency =(double) this->in_fmt.nAvgBytesPerSec
+	/ (this->in_fmt.nSamplesPerSec*this->in_fmt.nBlockAlign);
+    int frames = (int)(dest_size*efficiency);;
+    
     if (frames < 1)
 	frames = 1;
-    return frames * in_fmt.nBlockAlign;
+    return frames * this->in_fmt.nBlockAlign;
 }