Move Codec2-related code from hardware/google/av

Test: None
Bug: 112362730
Change-Id: Ie2f8ff431d65c40333f267ab9877d47089adeea4
diff --git a/media/codec2/components/hevc/C2SoftHevcDec.h b/media/codec2/components/hevc/C2SoftHevcDec.h
new file mode 100644
index 0000000..75111fc
--- /dev/null
+++ b/media/codec2/components/hevc/C2SoftHevcDec.h
@@ -0,0 +1,152 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_C2_SOFT_HEVC_DEC_H_
+#define ANDROID_C2_SOFT_HEVC_DEC_H_
+
+#include <media/stagefright/foundation/ColorUtils.h>
+
+#include <SimpleC2Component.h>
+
+#include "ihevc_typedefs.h"
+#include "iv.h"
+#include "ivd.h"
+
+namespace android {
+
+#define ivdec_api_function              ihevcd_cxa_api_function
+#define ivdext_create_ip_t              ihevcd_cxa_create_ip_t
+#define ivdext_create_op_t              ihevcd_cxa_create_op_t
+#define ivdext_delete_ip_t              ihevcd_cxa_delete_ip_t
+#define ivdext_delete_op_t              ihevcd_cxa_delete_op_t
+#define ivdext_ctl_set_num_cores_ip_t   ihevcd_cxa_ctl_set_num_cores_ip_t
+#define ivdext_ctl_set_num_cores_op_t   ihevcd_cxa_ctl_set_num_cores_op_t
+#define ivdext_ctl_get_vui_params_ip_t  ihevcd_cxa_ctl_get_vui_params_ip_t
+#define ivdext_ctl_get_vui_params_op_t  ihevcd_cxa_ctl_get_vui_params_op_t
+#define ALIGN64(x)                      ((((x) + 63) >> 6) << 6)
+#define MAX_NUM_CORES                   4
+#define IVDEXT_CMD_CTL_SET_NUM_CORES    \
+        (IVD_CONTROL_API_COMMAND_TYPE_T)IHEVCD_CXA_CMD_CTL_SET_NUM_CORES
+#define MIN(a, b)                       (((a) < (b)) ? (a) : (b))
+#define GETTIME(a, b)                   gettimeofday(a, b);
+#define TIME_DIFF(start, end, diff)     \
+    diff = (((end).tv_sec - (start).tv_sec) * 1000000) + \
+            ((end).tv_usec - (start).tv_usec);
+
+
+struct C2SoftHevcDec : public SimpleC2Component {
+    class IntfImpl;
+
+    C2SoftHevcDec(const char* name, c2_node_id_t id,
+                  const std::shared_ptr<IntfImpl>& intfImpl);
+    virtual ~C2SoftHevcDec();
+
+    // From SimpleC2Component
+    c2_status_t onInit() override;
+    c2_status_t onStop() override;
+    void onReset() override;
+    void onRelease() override;
+    c2_status_t onFlush_sm() override;
+    void process(
+            const std::unique_ptr<C2Work> &work,
+            const std::shared_ptr<C2BlockPool> &pool) override;
+    c2_status_t drain(
+            uint32_t drainMode,
+            const std::shared_ptr<C2BlockPool> &pool) override;
+ private:
+    status_t createDecoder();
+    status_t setNumCores();
+    status_t setParams(size_t stride, IVD_VIDEO_DECODE_MODE_T dec_mode);
+    status_t getVersion();
+    status_t initDecoder();
+    bool setDecodeArgs(ivd_video_decode_ip_t *ps_decode_ip,
+                       ivd_video_decode_op_t *ps_decode_op,
+                       C2ReadView *inBuffer,
+                       C2GraphicView *outBuffer,
+                       size_t inOffset,
+                       size_t inSize,
+                       uint32_t tsMarker);
+    bool getVuiParams();
+    // TODO:This is not the right place for colorAspects functions. These should
+    // be part of c2-vndk so that they can be accessed by all video plugins
+    // until then, make them feel at home
+    bool colorAspectsDiffer(const ColorAspects &a, const ColorAspects &b);
+    void updateFinalColorAspects(
+            const ColorAspects &otherAspects, const ColorAspects &preferredAspects);
+    status_t handleColorAspectsChange();
+    c2_status_t ensureDecoderState(const std::shared_ptr<C2BlockPool> &pool);
+    void finishWork(uint64_t index, const std::unique_ptr<C2Work> &work);
+    status_t setFlushMode();
+    c2_status_t drainInternal(
+            uint32_t drainMode,
+            const std::shared_ptr<C2BlockPool> &pool,
+            const std::unique_ptr<C2Work> &work);
+    status_t resetDecoder();
+    void resetPlugin();
+    status_t deleteDecoder();
+
+    // TODO:This is not the right place for this enum. These should
+    // be part of c2-vndk so that they can be accessed by all video plugins
+    // until then, make them feel at home
+    enum {
+        kNotSupported,
+        kPreferBitstream,
+        kPreferContainer,
+    };
+
+    std::shared_ptr<IntfImpl> mIntf;
+    iv_obj_t *mDecHandle;
+    std::shared_ptr<C2GraphicBlock> mOutBlock;
+    uint8_t *mOutBufferFlush;
+
+    size_t mNumCores;
+    IV_COLOR_FORMAT_T mIvColorformat;
+
+    uint32_t mWidth;
+    uint32_t mHeight;
+    uint32_t mStride;
+    bool mSignalledOutputEos;
+    bool mSignalledError;
+    bool mHeaderDecoded;
+
+    // Color aspects. These are ISO values and are meant to detect changes in aspects to avoid
+    // converting them to C2 values for each frame
+    struct VuiColorAspects {
+        uint8_t primaries;
+        uint8_t transfer;
+        uint8_t coeffs;
+        uint8_t fullRange;
+
+        // default color aspects
+        VuiColorAspects()
+            : primaries(2), transfer(2), coeffs(2), fullRange(0) { }
+
+        bool operator==(const VuiColorAspects &o) {
+            return primaries == o.primaries && transfer == o.transfer && coeffs == o.coeffs
+                    && fullRange == o.fullRange;
+        }
+    } mBitstreamColorAspects;
+
+    // profile
+    struct timeval mTimeStart;
+    struct timeval mTimeEnd;
+
+    C2_DO_NOT_COPY(C2SoftHevcDec);
+};
+
+}  // namespace android
+
+#endif  // ANDROID_C2_SOFT_HEVC_DEC_H_