+ if (!descriptor_equals (desc_A, desc_B, note)) {
+ return false;
+ }
+
+ shared_ptr<const StereoPictureAsset> other_picture = dynamic_pointer_cast<const StereoPictureAsset> (other);
+ DCP_ASSERT (other_picture);
+
+ bool result = true;
+
+ for (int i = 0; i < _intrinsic_duration; ++i) {
+ shared_ptr<const StereoPictureFrame> frame_A;
+ shared_ptr<const StereoPictureFrame> frame_B;
+ try {
+ frame_A = get_frame (i);
+ frame_B = other_picture->get_frame (i);
+ } catch (DCPReadError& e) {
+ /* If there was a problem reading the frame data we'll just assume
+ the two frames are not equal.
+ */
+ note (DCP_ERROR, e.what ());
+ return false;
+ }
+
+ if (!frame_buffer_equals (
+ i, opt, note,
+ frame_A->left_j2k_data(), frame_A->left_j2k_size(),
+ frame_B->left_j2k_data(), frame_B->left_j2k_size()
+ )) {
+ result = false;
+ if (!opt.keep_going) {
+ return result;
+ }
+ }
+
+ if (!frame_buffer_equals (
+ i, opt, note,
+ frame_A->right_j2k_data(), frame_A->right_j2k_size(),
+ frame_B->right_j2k_data(), frame_B->right_j2k_size()
+ )) {
+ result = false;
+ if (!opt.keep_going) {
+ return result;
+ }
+ }
+ }
+
+ return result;