1 files changed, 63 insertions, 0 deletions
diff --git a/libkms++/encoder.cpp b/libkms++/encoder.cpp
new file mode 100644
index 0000000..081177b
--- /dev/null
+++ b/libkms++/encoder.cpp
@@ -0,0 +1,63 @@
+#include <stdio.h>
+#include <iostream>
+#include <unistd.h>
+#include <fcntl.h>
+#include <cassert>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include "kms++.h"
+
+using namespace std;
+
+namespace kms
+{
+
+struct EncoderPriv
+{
+	drmModeEncoderPtr drm_encoder;
+};
+
+Encoder::Encoder(Card &card, uint32_t id)
+	:DrmObject(card, id, DRM_MODE_OBJECT_ENCODER)
+{
+	m_priv = new EncoderPriv();
+	m_priv->drm_encoder = drmModeGetEncoder(this->card().fd(), this->id());
+	assert(m_priv->drm_encoder);
+}
+
+Encoder::~Encoder()
+{
+	drmModeFreeEncoder(m_priv->drm_encoder);
+	delete m_priv;
+}
+
+void Encoder::print_short() const
+{
+	auto e = m_priv->drm_encoder;
+
+	printf("Encoder %d, %d\n", id(),
+	       e->encoder_type);
+}
+
+Crtc* Encoder::get_crtc() const
+{
+	return card().get_crtc(m_priv->drm_encoder->crtc_id);
+}
+
+vector<Crtc*> Encoder::get_possible_crtcs() const
+{
+	unsigned bits = m_priv->drm_encoder->possible_crtcs;
+	vector<Crtc*> crtcs;
+
+	for (int idx = 0; bits; idx++, bits >>= 1) {
+		if ((bits & 1) == 0)
+			continue;
+
+		auto crtc = card().get_crtc_by_index(idx);
+		crtcs.push_back(crtc);
+	}
+
+	return crtcs;
+}
+}