Add VideoToolbox hardware encoding thru FFmpeg.

2 files changed, 79 insertions, 0 deletions

diff --git a/libhb/platform/macosx/vt_common.c b/libhb/platform/macosx/vt_common.c
new file mode 100644
index 000000000..be75018ea
--- /dev/null
+++ b/libhb/platform/macosx/vt_common.c
@@ -0,0 +1,63 @@
+/* vt_common.c
+
+   Copyright (c) 2003-2018 HandBrake Team
+   This file is part of the HandBrake source code
+   Homepage: <http://handbrake.fr/>.
+   It may be used under the terms of the GNU General Public License v2.
+   For full terms see the file COPYING file or visit http://www.gnu.org/licenses/gpl-2.0.html
+ */
+
+#include "hb.h"
+#include "vt_common.h"
+
+#include <VideoToolbox/VideoToolbox.h>
+#include <CoreMedia/CoreMedia.h>
+#include <CoreVideo/CoreVideo.h>
+
+//#define VT_STATS
+
+#ifdef VT_STATS
+static void toggle_vt_gva_stats(bool state)
+{
+    CFPropertyListRef cf_state = state ? kCFBooleanTrue : kCFBooleanFalse;
+    CFPreferencesSetValue(CFSTR("gvaEncoderPerf"), cf_state, CFSTR("com.apple.GVAEncoder"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
+    CFPreferencesSetValue(CFSTR("gvaEncoderPSNR"), cf_state, CFSTR("com.apple.GVAEncoder"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
+    CFPreferencesSetValue(CFSTR("gvaEncoderSSIM"), cf_state, CFSTR("com.apple.GVAEncoder"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
+
+    //CFPreferencesSetValue(CFSTR("gvaEncoderStats"), cf_state, CFSTR("com.apple.GVAEncoder"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
+    //CFPreferencesSetValue(CFSTR("gvaDebug"), cf_state, CFSTR("com.apple.AppleGVA"), kCFPreferencesCurrentUser, kCFPreferencesCurrentHost);
+}
+#endif
+
+static const CFStringRef encoder_id_h264 = CFSTR("com.apple.videotoolbox.videoencoder.h264.gva");
+static const CFStringRef encoder_id_h265 = CFSTR("com.apple.videotoolbox.videoencoder.hevc.gva");
+
+int encvt_available(CFStringRef encoder)
+{
+    CFArrayRef encoder_list;
+    VTCopyVideoEncoderList(NULL, &encoder_list);
+    CFIndex size = CFArrayGetCount(encoder_list);
+
+    for (CFIndex i = 0; i < size; i++ )
+    {
+        CFDictionaryRef encoder_dict = CFArrayGetValueAtIndex(encoder_list, i);
+        CFStringRef encoder_id = CFDictionaryGetValue(encoder_dict, kVTVideoEncoderSpecification_EncoderID);
+        if (CFEqual(encoder_id, encoder))
+        {
+            CFRelease(encoder_list);
+            return 1;
+        }
+    }
+    CFRelease(encoder_list);
+    return 0;
+}
+
+int hb_vt_h264_is_available()
+{
+    return encvt_available(encoder_id_h264);
+}
+
+int hb_vt_h265_is_available()
+{
+    return encvt_available(encoder_id_h265);
+}
diff --git a/libhb/platform/macosx/vt_common.h b/libhb/platform/macosx/vt_common.h
new file mode 100644
index 000000000..22187d0cc
--- /dev/null
+++ b/libhb/platform/macosx/vt_common.h
@@ -0,0 +1,16 @@
+/* vt_common.h
+
+   Copyright (c) 2003-2018 HandBrake Team
+   This file is part of the HandBrake source code
+   Homepage: <http://handbrake.fr/>.
+   It may be used under the terms of the GNU General Public License v2.
+   For full terms see the file COPYING file or visit http://www.gnu.org/licenses/gpl-2.0.html
+ */
+
+int  hb_vt_h264_is_available();
+int  hb_vt_h265_is_available();
+
+static const char * const hb_vt_h265_level_names[] =
+{
+    "auto",  NULL,
+};