Prepared for the client to use uncompressed frames (YUV422 instead of DV).

Still a lot of work to do though!

1 files changed, 48 insertions, 20 deletions

diff --git a/lib/libdv_wrapper.cc b/lib/libdv_wrapper.cc
index df624b6..cb9cc7c 100644
--- a/lib/libdv_wrapper.cc
+++ b/lib/libdv_wrapper.cc
@@ -40,6 +40,7 @@ LibDVWrapper::LibDVWrapper(DV::Quality quality,
   setSampling(sampling);
 
   yuv[0] = yuv[1] = yuv[2] = NULL;
+  pitches[0] = pitches[1] = pitches[2] = 0;
 
   width = 720;
   height = 576;
@@ -73,56 +74,83 @@ void LibDVWrapper::setSampling(DV::Sampling sampling)
   decoder->sampling = (dv_sample_t)sampling;
 }
 
-void LibDVWrapper::setOutputBuffer(char *output, DV::ColorSpace c)
+Frame *LibDVWrapper::decode(Frame *input, DV::ColorSpace c)
 {
-  colorspace = c;
+  if(input->vformat != VF_DV) {
+    fprintf(stderr, "Wrong format in LibDVWrapper, expected VF_DV, got: %i\n", input->vformat);
+    return NULL;
+  }
+
+  /*
+  if(first) {
+    dv_parse_header(decoder, (const uint8_t*)input);
+    //dv_parse_packs(decoder, frame->data); // Not needed anyway!
+    decoder->std = e_dv_std_iec_61834;
+    decoder->num_dif_seqs = 12;
+    first = false;
+  }
+  */
+
+
+  int size = 0;
+  char* buf = NULL;
+  int type = VF_NONE;
+  DV::ColorSpace colorspace = c;
   switch(colorspace) {
   case DV::YUV:
 #ifdef COLORSPACE_YV12
-    yuv[0] = (unsigned char*)output;
+    size = width*height*2;
+    buf = (char*)malloc(size);
+    type = VF_YV12;
+    yuv[0] = (unsigned char*)buf;
     yuv[1] = (unsigned char*)yuv[0] + (width * height);
     yuv[2] = (unsigned char*)yuv[1] + (width * height / 4);
     pitches[0] = width;
     pitches[1] = width / 2;
     pitches[2] = width / 2;
 #else
-    yuv[0] = (unsigned char*)output;
+    printf("!\n");
+    size = width*height*2;
+    buf = (char*)malloc(size);
+    type = VF_YUV422;
+    yuv[0] = (unsigned char*)buf;
+    yuv[1] = yuv[2] = NULL;
     pitches[0] = width * 2;
+    pitches[1] = pitches[2] = 0;
 #endif
     break;
 
   case DV::RGB:
-    yuv[0] = (unsigned char*)output;
+    size = width*height*3;
+    buf = (char*)malloc(size);
+    type = VF_RGB;
+    yuv[0] = (unsigned char*)buf;
     yuv[1] = yuv[2] = NULL;
     pitches[0] = width * 3;
+    pitches[1] = pitches[2] = 0;
     break;
 
   case DV::BGR0:
-    yuv[0] = (unsigned char*)output;
+    size = width*height*4;
+    buf = (char*)malloc(size);
+    type = VF_BRG0;
+    yuv[0] = (unsigned char*)buf;
     yuv[1] = yuv[2] = NULL;
     pitches[0] = width * 4;
+    pitches[1] = pitches[2] = 0;
     break;
   }
-}
-
-void LibDVWrapper::decode(char *input)
-{
-  if(!yuv[0]) return; // outputbuffer not set!
 
-  /*
-  if(first) {
-    dv_parse_header(decoder, (const uint8_t*)input);
-    //dv_parse_packs(decoder, frame->data); // Not needed anyway!
-    decoder->std = e_dv_std_iec_61834;
-    decoder->num_dif_seqs = 12;
-    first = false;
-  }
-  */
 
   dv_decode_full_frame(decoder,
                        (const uint8_t*)input,
                        (dv_color_space_t)colorspace,
                        yuv,
                        pitches);
+  //  memset(buf, 1, width*height);
+  //  memset(buf+width*height, 100, width*height/2);
+  //  memset(buf+width*height+width*height/2, 200, width*height/2);
+  Frame *frame = new Frame(buf, size, type, NULL, 0, AF_NONE);
+  return frame;
 }