change to fixed rate refresh stratigy for vicons

[goodguy/history.git] / cinelerra-5.0 / cinelerra / filempeg.C

diff --git a/cinelerra-5.0/cinelerra/filempeg.C b/cinelerra-5.0/cinelerra/filempeg.C
index dfd271818a19008edae83f06d9dc3de9aa3060ac..b8e9c497ff7344d58d71934f45cc9d21eef33be6 100644 (file)
--- a/cinelerra-5.0/cinelerra/filempeg.C
+++ b/cinelerra-5.0/cinelerra/filempeg.C
@@ -1027,56 +1027,23 @@ int FileMPEG::get_index(char *index_path)
 
 
 // Convert the index tables from tracks to channels.
-       if(mpeg3_index_tracks(fd))
-       {
-// Calculate size of buffer needed for all channels
-               int buffer_size = 0;
-               for(int i = 0; i < mpeg3_index_tracks(fd); i++)
-               {
-                       buffer_size += mpeg3_index_size(fd, i) *
-                               mpeg3_index_channels(fd, i) *
-                               2;
-               }
-
+       if(mpeg3_index_tracks(fd)) {
                IndexState *index_state = asset->index_state;
-               index_state->index_buffer = new float[buffer_size];
-
-               int index_channels = 0;
-               for(int i = 0; i < mpeg3_index_tracks(fd); i++)
-                       index_channels += mpeg3_index_channels(fd, i);
-// Size of index buffer in floats
-               int current_offset = 0;
-// Current asset channel
-               int current_channel = 0;
-               index_state->channels = index_channels;
-               index_state->index_zoom = mpeg3_index_zoom(fd);
-               index_state->index_offsets = new int64_t[index_channels];
-               index_state->index_sizes = new int64_t[index_channels];
-               for(int i = 0; i < mpeg3_index_tracks(fd); i++)
-               {
-                       for(int j = 0; j < mpeg3_index_channels(fd, i); j++)
-                       {
-                               index_state->index_offsets[current_channel] = current_offset;
-                               index_state->index_sizes[current_channel] = mpeg3_index_size(fd, i) * 2;
-                               memcpy(index_state->index_buffer + current_offset,
-                                       mpeg3_index_data(fd, i, j),
-                                       mpeg3_index_size(fd, i) * sizeof(float) * 2);
-
-                               current_offset += mpeg3_index_size(fd, i) * 2;
-                               current_channel++;
+               int index_zoom = mpeg3_index_zoom(fd);
+               int ntracks = mpeg3_index_tracks(fd);
+               int64_t offset = 0;
+               for(int i = 0; i < ntracks; i++) {
+                       int nch = mpeg3_index_channels(fd, i);
+                       for(int j = 0; j < nch; j++) {
+                               float *bfr = (float *)mpeg3_index_data(fd, i, j);
+                               int64_t size = 2*mpeg3_index_size(fd, i);
+                               index_state->add_index_entry(bfr, offset, size);
+                               offset += size;
                        }
                }
-
                FileSystem fs;
-               index_state->index_bytes = fs.get_size(asset->path);
-
-               index_state->write_index(index_path, 
-                       buffer_size * sizeof(float),
-                       asset,
-                       asset->audio_length);
-               delete [] index_state->index_buffer;
-
-               return 0;
+               int64_t file_bytes = fs.get_size(asset->path);
+               return index_state->write_index(index_path, asset, index_zoom, file_bytes);
        }
 
        return 1;