1 files changed, 137 insertions, 0 deletions
diff --git a/exynos4/hal/include/jpeg_hal.h b/exynos4/hal/include/jpeg_hal.h
new file mode 100644
index 0000000..5c55592
--- /dev/null
+++ b/exynos4/hal/include/jpeg_hal.h
@@ -0,0 +1,137 @@
+/*
+ * Copyright@ Samsung Electronics Co. LTD
+ *
+ * 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.
+ */
+
+#include "videodev2.h"
+
+#define JPEG_DEC_NODE        "/dev/video11"
+#define JPEG_ENC_NODE        "/dev/video12"
+
+#define JPEG_MAX_PLANE_CNT          3
+#define JPEG_DEC_OUT_BYTE_ALIGN     8
+
+//#define JPEG_PERF_MEAS
+
+#ifdef JPEG_PERF_MEAS
+#define JPEG_PERF_DEFINE(n) \
+    struct timeval time_start_##n, time_stop_##n; unsigned long log_time_##n = 0;
+
+#define JPEG_PERF_START(n) \
+    gettimeofday(&time_start_##n, NULL);
+
+#define JPEG_PERF_END(n) \
+    gettimeofday(&time_stop_##n, NULL); log_time_##n = measure_time(&time_start_##n, &time_stop_##n);
+
+#define JPEG_PERF(n) \
+    log_time_##n
+#else
+#define JPEG_PERF_DEFINE(n)
+#define JPEG_PERF_START(n)
+#define JPEG_PERF_END(n)
+#define JPEG_PERF(n)
+#endif
+
+enum jpeg_ret_type {
+    JPEG_FAIL,
+    JPEG_OK,
+    JPEG_ENCODE_FAIL,
+    JPEG_ENCODE_OK,
+    JPEG_DECODE_FAIL,
+    JPEG_DECODE_OK,
+    JPEG_OUT_OF_MEMORY,
+    JPEG_UNKNOWN_ERROR
+};
+
+enum jpeg_quality_level {
+    QUALITY_LEVEL_1 = 0,    /* high */
+    QUALITY_LEVEL_2,
+    QUALITY_LEVEL_3,
+    QUALITY_LEVEL_4,        /* low */
+};
+
+enum jpeg_mode {
+    JPEG_ENCODE,
+    JPEG_DECODE
+};
+
+struct jpeg_buf {
+    int     num_planes;
+    void    *start[JPEG_MAX_PLANE_CNT];
+    int     length[JPEG_MAX_PLANE_CNT];
+    enum    v4l2_memory    memory;
+    enum    v4l2_buf_type  buf_type;    // Caller need not set this
+};
+
+struct jpeg_buf_info {
+    int                 num_planes;
+    enum v4l2_memory    memory;
+    enum v4l2_buf_type  buf_type;
+    int                 reserved[4];
+};
+
+struct jpeg_pixfmt {
+    int in_fmt;
+    int out_fmt;
+    int reserved[4];
+};
+
+struct jpeg_config {
+    enum jpeg_mode              mode;
+    enum jpeg_quality_level     enc_qual; // for encoding
+
+    int                         width;
+    int                         height;
+
+    int                         num_planes;
+
+    int                         scaled_width; // 1/2, 1/4 scaling for decoding
+    int                         scaled_height; // 1/2, 1/4 scaling for decoding
+
+    int                         sizeJpeg;
+
+    union {
+        struct jpeg_pixfmt enc_fmt;
+        struct jpeg_pixfmt dec_fmt;
+    } pix;
+
+    int                         reserved[8];
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+int jpeghal_dec_init();
+int jpeghal_enc_init();
+
+int jpeghal_dec_setconfig(int fd, struct jpeg_config *config);
+int jpeghal_enc_setconfig(int fd, struct jpeg_config *config);
+int jpeghal_dec_getconfig(int fd, struct jpeg_config *config);
+int jpeghal_enc_getconfig(int fd, struct jpeg_config *config);
+
+int jpeghal_set_inbuf(int fd, struct jpeg_buf *buf);
+int jpeghal_set_outbuf(int fd, struct jpeg_buf *buf);
+
+int jpeghal_dec_exe(int fd, struct jpeg_buf *in_buf, struct jpeg_buf *out_buf);
+int jpeghal_enc_exe(int fd, struct jpeg_buf *in_buf, struct jpeg_buf *out_buf);
+
+int jpeghal_deinit(int fd, struct jpeg_buf *in_buf, struct jpeg_buf *out_buf);
+
+int jpeghal_s_ctrl(int fd, int cid, int value);
+int jpeghal_g_ctrl(int fd, int id);
+
+unsigned long measure_time(struct timeval *start, struct timeval *stop);
+#ifdef __cplusplus
+}
+#endif