codec2: add C2SoftHevcEnc

Test: screenrecord --codec-name c2.android.hevc.encoder /sdcard/record.mp4
Test: cts-tradefed run cts -m CtsMediaTestCases \
 -t android.media.cts.VideoEncoderTest

Bug: 110456253
Change-Id: I014f0d2b9cb94f8e81df4c8ae3dc41a8550033e6
diff --git a/media/codec2/components/hevc/C2SoftHevcEnc.h b/media/codec2/components/hevc/C2SoftHevcEnc.h
new file mode 100644
index 0000000..c22fea2
--- /dev/null
+++ b/media/codec2/components/hevc/C2SoftHevcEnc.h
@@ -0,0 +1,156 @@
+/*
+ * Copyright 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_ENC_H_
+#define ANDROID_C2_SOFT_HEVC_ENC_H_
+
+#include <map>
+#include <utils/Vector.h>
+#include <media/stagefright/foundation/ColorUtils.h>
+#include <SimpleC2Component.h>
+
+#include "ihevc_typedefs.h"
+
+namespace android {
+#define MIN(a, b) ((a) < (b)) ? (a) : (b)
+
+/** Get time */
+#define GETTIME(a, b) gettimeofday(a, b);
+
+/** Compute difference between start and end */
+#define TIME_DIFF(start, end, diff)                      \
+    diff = (((end).tv_sec - (start).tv_sec) * 1000000) + \
+           ((end).tv_usec - (start).tv_usec);
+
+#define CODEC_MAX_CORES 4
+
+struct C2SoftHevcEnc : public SimpleC2Component {
+    class IntfImpl;
+
+    C2SoftHevcEnc(const char* name, c2_node_id_t id,
+                  const std::shared_ptr<IntfImpl>& intfImpl);
+
+    // 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;
+
+   protected:
+    virtual ~C2SoftHevcEnc();
+
+   private:
+    std::shared_ptr<IntfImpl> mIntf;
+    ihevce_static_cfg_params_t mEncParams;
+    size_t mNumCores;
+    UWORD32 mIDRInterval;
+    IV_COLOR_FORMAT_T mIvVideoColorFormat;
+    UWORD32 mHevcEncProfile;
+    UWORD32 mHevcEncLevel;
+    bool mStarted;
+    bool mSpsPpsHeaderReceived;
+    bool mSignalledEos;
+    bool mSignalledError;
+    void* mCodecCtx;
+    MemoryBlockPool mConversionBuffers;
+    std::map<void*, MemoryBlock> mConversionBuffersInUse;
+    // configurations used by component in process
+    // (TODO: keep this in intf but make them internal only)
+    std::shared_ptr<C2StreamPictureSizeInfo::input> mSize;
+    std::shared_ptr<C2StreamFrameRateInfo::output> mFrameRate;
+    std::shared_ptr<C2StreamBitrateInfo::output> mBitrate;
+
+#ifdef FILE_DUMP_ENABLE
+    char mInFile[200];
+    char mOutFile[200];
+#endif /* FILE_DUMP_ENABLE */
+
+    // profile
+    struct timeval mTimeStart;
+    struct timeval mTimeEnd;
+
+    c2_status_t initEncParams();
+    c2_status_t initEncoder();
+    c2_status_t releaseEncoder();
+    c2_status_t setEncodeArgs(ihevce_inp_buf_t* ps_encode_ip,
+                              const C2GraphicView* const input,
+                              uint64_t timestamp);
+    C2_DO_NOT_COPY(C2SoftHevcEnc);
+};
+
+#ifdef FILE_DUMP_ENABLE
+
+#define INPUT_DUMP_PATH "/data/local/tmp/hevc"
+#define INPUT_DUMP_EXT "yuv"
+#define OUTPUT_DUMP_PATH "/data/local/tmp/hevc"
+#define OUTPUT_DUMP_EXT "h265"
+#define GENERATE_FILE_NAMES()                                             \
+{                                                                         \
+    GETTIME(&mTimeStart, NULL);                                           \
+    strcpy(mInFile, "");                                                  \
+    ALOGD("GENERATE_FILE_NAMES");                                         \
+    sprintf(mInFile, "%s_%ld.%ld.%s", INPUT_DUMP_PATH, mTimeStart.tv_sec, \
+            mTimeStart.tv_usec, INPUT_DUMP_EXT);                          \
+    strcpy(mOutFile, "");                                                 \
+    sprintf(mOutFile, "%s_%ld.%ld.%s", OUTPUT_DUMP_PATH,                  \
+            mTimeStart.tv_sec, mTimeStart.tv_usec, OUTPUT_DUMP_EXT);      \
+}
+
+#define CREATE_DUMP_FILE(m_filename)                 \
+{                                                    \
+    FILE* fp = fopen(m_filename, "wb");              \
+    if (fp != NULL) {                                \
+        ALOGD("Opened file %s", m_filename);         \
+        fclose(fp);                                  \
+    } else {                                         \
+        ALOGD("Could not open file %s", m_filename); \
+    }                                                \
+}
+#define DUMP_TO_FILE(m_filename, m_buf, m_size)          \
+{                                                        \
+    FILE* fp = fopen(m_filename, "ab");                  \
+    if (fp != NULL && m_buf != NULL) {                   \
+        int i;                                           \
+        ALOGD("Dump to file!");                          \
+        i = fwrite(m_buf, 1, m_size, fp);                \
+        if (i != (int)m_size) {                          \
+            ALOGD("Error in fwrite, returned %d", i);    \
+            perror("Error in write to file");            \
+        }                                                \
+        fclose(fp);                                      \
+    } else {                                             \
+        ALOGD("Could not write to file %s", m_filename); \
+        if (fp != NULL) fclose(fp);                      \
+    }                                                    \
+}
+#else /* FILE_DUMP_ENABLE */
+#define INPUT_DUMP_PATH
+#define INPUT_DUMP_EXT
+#define OUTPUT_DUMP_PATH
+#define OUTPUT_DUMP_EXT
+#define GENERATE_FILE_NAMES()
+#define CREATE_DUMP_FILE(m_filename)
+#define DUMP_TO_FILE(m_filename, m_buf, m_size)
+#endif /* FILE_DUMP_ENABLE */
+
+}  // namespace android
+
+#endif  // C2_SOFT_HEVC_ENC_H__