mediacodec: add JNI module

Add the mc_api struct, used by Decoder to access a MediaCodec API.

modules/codec/Makefile.am

@@ -397,7 +397,8 @@ libiomx_plugin_la_CPPFLAGS = $(libomxil_plugin_la_CPPFLAGS) -DUSE_IOMX
 libiomx_plugin_la_LIBADD = $(libomxil_plugin_la_LIBADD)
 
 libmediacodec_plugin_la_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/codec/omxil
-libmediacodec_plugin_la_SOURCES = codec/omxil/mediacodec.c codec/omxil/utils.c \
+libmediacodec_plugin_la_SOURCES = codec/omxil/mediacodec.c codec/omxil/mediacodec.h \
+	codec/omxil/mediacodec_jni.c codec/omxil/utils.c \
 	video_chroma/copy.c codec/omxil/android_opaque.c codec/omxil/android_opaque.h \
 	packetizer/h264_nal.c packetizer/h264_nal.h
 	packetizer/hevc_nal.c packetizer/hevc_nal.h

modules/codec/omxil/mediacodec.h

+/*****************************************************************************
+ * mediacodec.h: Video decoder module using the Android MediaCodec API
+ *****************************************************************************
+ * Copyright © 2015 VLC authors and VideoLAN, VideoLabs
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef VLC_MEDIACODEC_H
+#define VLC_MEDIACODEC_H
+
+#include <vlc_common.h>
+
+typedef struct mc_api mc_api;
+typedef struct mc_api_sys mc_api_sys;
+typedef struct mc_api_out mc_api_out;
+
+typedef int (*pf_MediaCodecApi_init)(mc_api*);
+
+int MediaCodecJni_Init(mc_api*);
+
+struct mc_api_out
+{
+    enum {
+        MC_OUT_TYPE_BUF,
+        MC_OUT_TYPE_CONF,
+    } type;
+    union
+    {
+        struct
+        {
+            int i_index;
+            mtime_t i_ts;
+            const void *p_ptr;
+            int i_size;
+        } buf;
+        struct
+        {
+            int width, height;
+            int stride;
+            int slice_height;
+            int pixel_format;
+            int crop_left;
+            int crop_top;
+            int crop_right;
+            int crop_bottom;
+        } conf;
+    } u;
+};
+
+struct mc_api
+{
+    vlc_object_t *p_obj;
+
+    mc_api_sys *p_sys;
+
+    const char *psz_name;
+    bool b_started;
+    bool b_direct_rendering;
+    bool b_support_interlaced;
+
+    void (*clean)(mc_api *);
+    int (*start)(mc_api *, jobject jsurface, const char *psz_mime,
+                 int i_width, int i_height,
+                 size_t h264_profile, int i_angle);
+    int (*stop)(mc_api *);
+    int (*flush)(mc_api *);
+    int (*put_in)(mc_api *, const void *p_buf, size_t i_size,
+                  mtime_t i_ts, bool b_config, mtime_t i_timeout);
+    int (*get_out)(mc_api *, mc_api_out *p_out, mtime_t i_timeout);
+    int (*release_out)(mc_api *, int i_index, bool b_render);
+};
+
+#endif