From d34041569e71fc9bd772354e94dc9d16061072a5 Mon Sep 17 00:00:00 2001
From: arpi_esp <arpi_esp@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Sat, 24 Feb 2001 20:28:24 +0000
Subject: Initial revision

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 dll_init.c | 164 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 dll_init.c

(limited to 'dll_init.c')

diff --git a/dll_init.c b/dll_init.c
new file mode 100644
index 0000000000..dac4e12d9d
--- /dev/null
+++ b/dll_init.c
@@ -0,0 +1,164 @@
+// ACM audio and VfW video codecs initialization
+// based on the avifile library [http://divx.euro.ru]
+
+int init_audio_codec(){
+    HRESULT ret;
+    WAVEFORMATEX *in_fmt=(WAVEFORMATEX*)&avi_header.wf_ext;
+    unsigned long srcsize=0;
+
+  if(verbose) printf("======= Win32 (ACM) AUDIO Codec init =======\n");
+
+    avi_header.srcstream=NULL;
+
+//    if(in_fmt->nSamplesPerSec==0){  printf("Bad WAVE header!\n");exit(1);  }
+//    MSACM_RegisterAllDrivers();
+
+    avi_header.wf.nChannels=in_fmt->nChannels;
+    avi_header.wf.nSamplesPerSec=in_fmt->nSamplesPerSec;
+    avi_header.wf.nAvgBytesPerSec=2*avi_header.wf.nSamplesPerSec*avi_header.wf.nChannels;
+    avi_header.wf.wFormatTag=WAVE_FORMAT_PCM;
+    avi_header.wf.nBlockAlign=2*in_fmt->nChannels;
+    avi_header.wf.wBitsPerSample=16;
+    avi_header.wf.cbSize=0;
+
+    win32_codec_name = avi_header.audio_codec;
+    ret=acmStreamOpen(&avi_header.srcstream,(HACMDRIVER)NULL,
+                    in_fmt,&avi_header.wf,
+		    NULL,0,0,0);
+    if(ret){
+        if(ret==ACMERR_NOTPOSSIBLE)
+            printf("ACM_Decoder: Unappropriate audio format\n");
+        else
+            printf("ACM_Decoder: acmStreamOpen error %d", ret);
+        avi_header.srcstream=NULL;
+        return 0;
+    }
+    if(verbose) printf("Audio codec opened OK! ;-)\n");
+
+    srcsize=in_fmt->nBlockAlign;
+    acmStreamSize(avi_header.srcstream, srcsize, &srcsize, ACM_STREAMSIZEF_SOURCE);
+    if(srcsize<OUTBURST) srcsize=OUTBURST;
+    avi_header.audio_out_minsize=srcsize; // audio output min. size
+    if(verbose) printf("Audio ACM output buffer min. size: %d\n",srcsize);
+
+    acmStreamSize(avi_header.srcstream, srcsize, &srcsize, ACM_STREAMSIZEF_DESTINATION);
+    avi_header.audio_in_minsize=srcsize; // audio input min. size
+    if(verbose) printf("Audio ACM input buffer min. size: %d\n",srcsize);
+
+    return 1;
+}
+
+
+int init_video_codec(int outfmt){
+  HRESULT ret;
+
+  if(verbose) printf("======= Win32 (VFW) VIDEO Codec init =======\n");
+
+  memset(&avi_header.o_bih, 0, sizeof(BITMAPINFOHEADER));
+  avi_header.o_bih.biSize = sizeof(BITMAPINFOHEADER);
+
+  win32_codec_name = avi_header.video_codec;
+  avi_header.hic = ICOpen( 0x63646976, avi_header.bih.biCompression, ICMODE_FASTDECOMPRESS);
+//  avi_header.hic = ICOpen( 0x63646976, avi_header.bih.biCompression, ICMODE_DECOMPRESS);
+  if(!avi_header.hic){
+    printf("ICOpen failed! unknown codec / wrong parameters?\n");
+    return 0;
+  }
+
+//  avi_header.bih.biBitCount=32;
+
+  ret = ICDecompressGetFormat(avi_header.hic, &avi_header.bih, &avi_header.o_bih);
+  if(ret){
+    printf("ICDecompressGetFormat failed: Error %d\n", ret);
+    return 0;
+  }
+  if(verbose) printf("ICDecompressGetFormat OK\n");
+  
+//  printf("ICM_DECOMPRESS_QUERY=0x%X",ICM_DECOMPRESS_QUERY);
+
+//  avi_header.o_bih.biWidth=avi_header.bih.biWidth;
+//  avi_header.o_bih.biCompression = 0x32315659; //  mmioFOURCC('U','Y','V','Y');
+//  ret=ICDecompressGetFormatSize(avi_header.hic,&avi_header.o_bih);
+//  avi_header.o_bih.biCompression = 3; //0x32315659;
+//  avi_header.o_bih.biCompression = mmioFOURCC('U','Y','V','Y');
+//  avi_header.o_bih.biCompression = mmioFOURCC('U','Y','V','Y');
+//  avi_header.o_bih.biCompression = mmioFOURCC('Y','U','Y','2');
+//  avi_header.o_bih.biPlanes=3;
+//  avi_header.o_bih.biBitCount=16;
+
+  if(outfmt==IMGFMT_YUY2)
+    avi_header.o_bih.biBitCount=16;
+  else
+    avi_header.o_bih.biBitCount=outfmt&0xFF;//   //24;
+
+  avi_header.o_bih.biSizeImage=avi_header.o_bih.biWidth*avi_header.o_bih.biHeight*(avi_header.o_bih.biBitCount/8);
+
+  if(!avi_header.flipped)
+    avi_header.o_bih.biHeight=-avi_header.bih.biHeight; // flip image!
+
+  if(outfmt==IMGFMT_YUY2 && !avi_header.yuv_hack_needed)
+    avi_header.o_bih.biCompression = mmioFOURCC('Y','U','Y','2');
+
+//  avi_header.o_bih.biCompression = mmioFOURCC('U','Y','V','Y');
+
+
+  if(verbose) {
+    printf("Starting decompression, format:\n");
+	printf("  biSize %d\n", avi_header.bih.biSize);
+	printf("  biWidth %d\n", avi_header.bih.biWidth);
+	printf("  biHeight %d\n", avi_header.bih.biHeight);
+	printf("  biPlanes %d\n", avi_header.bih.biPlanes);
+	printf("  biBitCount %d\n", avi_header.bih.biBitCount);
+	printf("  biCompression %d='%.4s'\n", avi_header.bih.biCompression, &avi_header.bih.biCompression);
+	printf("  biSizeImage %d\n", avi_header.bih.biSizeImage);
+    printf("Dest fmt:\n");
+	printf("  biSize %d\n", avi_header.o_bih.biSize);
+	printf("  biWidth %d\n", avi_header.o_bih.biWidth);
+	printf("  biHeight %d\n", avi_header.o_bih.biHeight);
+	printf("  biPlanes %d\n", avi_header.o_bih.biPlanes);
+	printf("  biBitCount %d\n", avi_header.o_bih.biBitCount);
+	printf("  biCompression %d='%.4s'\n", avi_header.o_bih.biCompression, &avi_header.o_bih.biCompression);
+	printf("  biSizeImage %d\n", avi_header.o_bih.biSizeImage);
+  }
+
+  ret = ICDecompressQuery(avi_header.hic, &avi_header.bih, &avi_header.o_bih);
+  if(ret){
+    printf("ICDecompressQuery failed: Error %d\n", ret);
+    return 0;
+  }
+  if(verbose) printf("ICDecompressQuery OK\n");
+
+  
+  ret = ICDecompressBegin(avi_header.hic, &avi_header.bih, &avi_header.o_bih);
+  if(ret){
+    printf("ICDecompressBegin failed: Error %d\n", ret);
+    return 0;
+  }
+
+#if 0
+
+//avi_header.hic
+//ICSendMessage(HIC hic,unsigned int msg,long lParam1,long lParam2)
+{ int i;
+  for(i=73;i<256;i++){
+    printf("Calling ICM_USER+%d function...",i);fflush(stdout);
+    ret = ICSendMessage(avi_header.hic,ICM_USER+i,NULL,NULL);
+    printf(" ret=%d\n",ret);
+  }
+}
+#endif
+
+  avi_header.our_out_buffer = malloc(avi_header.o_bih.biSizeImage);
+  if(!avi_header.our_out_buffer){
+    printf("not enough memory for decoded picture buffer (%d bytes)\n", avi_header.o_bih.biSizeImage);
+    return 0;
+  }
+
+  if(outfmt==IMGFMT_YUY2 && avi_header.yuv_hack_needed)
+    avi_header.o_bih.biCompression = mmioFOURCC('Y','U','Y','2');
+
+//  avi_header.our_in_buffer=malloc(avi_header.video.dwSuggestedBufferSize); // FIXME!!!!
+  
+  if(verbose) printf("VIDEO CODEC Init OK!!! ;-)\n");
+  return 1;
+}
-- 
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