---
milena/mln/core/image/image2d_ffmpeg.hh | 60 ++++++++++++++++++++++--------
1 files changed, 44 insertions(+), 16 deletions(-)
diff --git a/milena/mln/core/image/image2d_ffmpeg.hh
b/milena/mln/core/image/image2d_ffmpeg.hh
index 6584f1d..12550cb 100644
--- a/milena/mln/core/image/image2d_ffmpeg.hh
+++ b/milena/mln/core/image/image2d_ffmpeg.hh
@@ -37,7 +37,6 @@
# include <mln/border/thickness.hh>
# include <mln/value/set.hh>
-# include <mln/fun/i2v/all_to.hh>
@@ -68,7 +67,8 @@ namespace mln
box2d b_; // theoretical box
- void deallocate_();
+ void deallocate_();
+
// FIXME: we would like to get border information from ffmpeg.
//box2d vb_;
};
@@ -109,6 +109,20 @@ namespace mln
typedef trait::image::ext_io::irrelevant ext_io;
};
+
+
+ // ch_value trait
+
+ namespace impl
+ {
+ template < typename V, typename V2>
+ struct ch_value_< image2d_ffmpeg<tag::value_<V> >, V2>
+ {
+ typedef image2d<V2> ret;
+ };
+
+ }
+
} // end of namespace mln::trait
@@ -241,9 +255,8 @@ namespace mln
inline
void init_(tag::image_t, image2d_ffmpeg<V>& target, const J& model)
{
- box2d b;
- init_(tag::bbox, b, model);
- target.init_(b);
+ std::cerr << "Not implemented" << std::endl;
+ abort();
}
@@ -256,21 +269,29 @@ namespace mln
data< image2d_ffmpeg<V> >::data(AVFrame *frame)
: frame_(frame)
{
- b_ = make::box2d(frame->height, frame->linesize[0]); // frame->width ?
-
+ b_ = make::box2d(frame->height, frame->width); // frame->width ?
unsigned
nr = frame->height,
nc = frame->width;
-
+ (void) nc;
array_ = new V*[nr];
buffer_ = static_cast<V*>((void *)frame->data[0]);
V* buf = static_cast<V*>((void *)frame->data[0]);
for (unsigned i = 0; i < nr; ++i)
-
+
{
array_[i] = buf;
- buf = frame->linesize;
+ buf += frame->linesize[0] / 3;
}
+
+ // FIXME: Not supporting padding for the moment!
+ int padding = frame->linesize[0] / 3 % frame->width;
+ if (padding)
+ {
+ std::cout << "This frame uses padding for memory alignment... "
+ << "Not supported for the moment!" << << std::endl;
+ abort();
+ }
}
template <typename V>
@@ -288,7 +309,6 @@ namespace mln
{
if (array_)
{
- array_ = b_.pmin().row();
delete[] array_;
array_ = 0;
}
@@ -314,6 +334,14 @@ namespace mln
template <typename V>
inline
+ void
+ image2d_ffmpeg<V>::init_(const box2d&)
+ {
+ abort();
+ }
+
+ template <typename V>
+ inline
const box2d&
image2d_ffmpeg<V>::domain() const
{
@@ -432,7 +460,7 @@ namespace mln
image2d_ffmpeg<V>::element(unsigned i) const
{
mln_precondition(i < nelements());
- return *(this->data_->buffer_[i]);
+ return this->data_->buffer_[i];
}
template <typename V>
@@ -441,7 +469,7 @@ namespace mln
image2d_ffmpeg<V>::element(unsigned i)
{
mln_precondition(i < nelements());
- return *(this->data_->buffer_[i]);
+ return this->data_->buffer_[i];
}
template <typename V>
@@ -461,14 +489,14 @@ namespace mln
mln_precondition(this->is_valid());
return this->data_->buffer_;
}
-
+
template <typename V>
inline
int
image2d_ffmpeg<V>::delta_offset(const dpoint2d& dp) const
{
mln_precondition(this->is_valid());
- int o = dp[0] * this->data_->frame->linesize + dp[1];
+ int o = dp[0] * this->data_->frame_->linesize[0] / 3 + dp[1];
return o;
}
@@ -486,7 +514,7 @@ namespace mln
return p;
}
-
+
# endif // ! MLN_INCLUDE_ONLY
--
1.7.2.5
Show replies by date