diff --git a/libcamera2/Android.mk b/libcamera2/Android.mk new file mode 100755 index 0000000..dab1c17 --- /dev/null +++ b/libcamera2/Android.mk @@ -0,0 +1,35 @@ +BUILD_LIBCAMERA:= +ifeq ($(BUILD_LIBCAMERA),true) + +# When zero we link against libmmcamera; when 1, we dlopen libmmcamera. +DLOPEN_LIBMMCAMERA:=1 + +ifneq ($(BUILD_TINY_ANDROID),true) + +LOCAL_PATH:= $(call my-dir) + +include $(CLEAR_VARS) + +LOCAL_SRC_FILES:= QualcommCameraHardware.cpp + +LOCAL_CFLAGS:= -DDLOPEN_LIBMMCAMERA=$(DLOPEN_LIBMMCAMERA) + +LOCAL_C_INCLUDES+= \ + vendor/qcom/proprietary/mm-camera/common \ + vendor/qcom/proprietary/mm-camera/apps/appslib \ + vendor/qcom/proprietary/mm-camera/jpeg \ + vendor/qcom/proprietary/mm-camera/jpeg/inc + +LOCAL_SHARED_LIBRARIES:= libutils libui liblog + +ifneq ($(DLOPEN_LIBMMCAMERA),1) +LOCAL_SHARED_LIBRARIES+= libmmcamera +else +LOCAL_SHARED_LIBRARIES+= libdl +endif + +LOCAL_MODULE:= libcamera +include $(BUILD_SHARED_LIBRARY) + +endif # BUILD_TINY_ANDROID +endif # BUILD_LIBCAMERA diff --git a/libcamera2/QualcommCameraHardware.cpp b/libcamera2/QualcommCameraHardware.cpp new file mode 100755 index 0000000..2209c8e --- /dev/null +++ b/libcamera2/QualcommCameraHardware.cpp @@ -0,0 +1,2136 @@ +/* +** Copyright 2008, Google Inc. +** +** 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. +*/ + +//#define LOG_NDEBUG 0 +#define LOG_TAG "QualcommCameraHardware" +#include + +#include "QualcommCameraHardware.h" + +#include +#include +#include +#include +#include +#include +#if HAVE_ANDROID_OS +#include +#endif +#include + +#define CAPTURE_RAW 0 +#define LIKELY(exp) __builtin_expect(!!(exp), 1) +#define UNLIKELY(exp) __builtin_expect(!!(exp), 0) + +extern "C" { + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include + +#define THUMBNAIL_WIDTH 512 +#define THUMBNAIL_HEIGHT 384 +#define THUMBNAIL_WIDTH_STR "512" +#define THUMBNAIL_HEIGHT_STR "384" +#define DEFAULT_PICTURE_WIDTH 2048 // 1280 +#define DEFAULT_PICTURE_HEIGHT 1536 // 768 +#define THUMBNAIL_BUFFER_SIZE (THUMBNAIL_WIDTH * THUMBNAIL_HEIGHT * 3/2) + +#define DEFAULT_PREVIEW_SETTING 2 // HVGA +#define MAX_ZOOM_STEPS 6 +#define PREVIEW_SIZE_COUNT (sizeof(preview_sizes)/sizeof(preview_size_type)) + +#define BRIGHTNESS_MAX 10 // FIXME: this should correlate with brightness-values +#define ZOOM_MAX 10 // FIXME: this should correlate with zoom-values + +#if DLOPEN_LIBMMCAMERA +#include + +void* (*LINK_cam_conf)(void *data); +void* (*LINK_cam_frame)(void *data); +bool (*LINK_jpeg_encoder_init)(); +void (*LINK_jpeg_encoder_join)(); +bool (*LINK_jpeg_encoder_encode)(const cam_ctrl_dimension_t *dimen, + const uint8_t *thumbnailbuf, int thumbnailfd, + const uint8_t *snapshotbuf, int snapshotfd); +int (*LINK_camframe_terminate)(void); +int8_t (*LINK_jpeg_encoder_setMainImageQuality)(uint32_t quality); +// callbacks +void (**LINK_mmcamera_camframe_callback)(struct msm_frame_t *frame); +void (**LINK_mmcamera_jpegfragment_callback)(uint8_t *buff_ptr, + uint32_t buff_size); +void (**LINK_mmcamera_jpeg_callback)(jpeg_event_t status); +#else +#define LINK_cam_conf cam_conf +#define LINK_cam_frame cam_frame +#define LINK_jpeg_encoder_init jpeg_encoder_init +#define LINK_jpeg_encoder_join jpeg_encoder_join +#define LINK_jpeg_encoder_encode jpeg_encoder_encode +#define LINK_camframe_terminate camframe_terminate +#define LINK_jpeg_encoder_setMainImageQuality jpeg_encoder_setMainImageQuality +extern void (*mmcamera_camframe_callback)(struct msm_frame_t *frame); +extern void (*mmcamera_jpegfragment_callback)(uint8_t *buff_ptr, + uint32_t buff_size); +extern void (*mmcamera_jpeg_callback)(jpeg_event_t status); +#endif + +} // extern "C" + +struct preview_size_type { + int width; + int height; +}; + +static preview_size_type preview_sizes[] = { + { 800, 480 }, // WVGA + { 640, 480 }, // VGA + { 480, 320 }, // HVGA + { 352, 288 }, // CIF + { 320, 240 }, // QVGA + { 176, 144 }, // QCIF +}; + +struct str_map { + const char *const desc; + int val; +}; + +static int attr_lookup(const struct str_map *const arr, + const char *name, + int def) +{ + if (name) { + const struct str_map *trav = arr; + while (trav->desc) { + if (!strcmp(trav->desc, name)) + return trav->val; + trav++; + } + } + return def; +} + +#define INIT_VALUES_FOR(parm) do { \ + if (!parm##_values) { \ + parm##_values = (char *)malloc(sizeof(parm)/ \ + sizeof(parm[0])*30); \ + char *ptr = parm##_values; \ + const str_map *trav; \ + for (trav = parm; trav->desc; trav++) { \ + int len = strlen(trav->desc); \ + strcpy(ptr, trav->desc); \ + ptr += len; \ + *ptr++ = ','; \ + } \ + *--ptr = 0; \ + } \ +} while(0) + +// from aeecamera.h +static const str_map whitebalance[] = { + { "auto", CAMERA_WB_AUTO }, + { "custom", CAMERA_WB_CUSTOM }, + { "incandescent", CAMERA_WB_INCANDESCENT }, + { "florescent", CAMERA_WB_FLUORESCENT }, + { "daylight", CAMERA_WB_DAYLIGHT }, + { "cloudy", CAMERA_WB_CLOUDY_DAYLIGHT }, + { "twilight", CAMERA_WB_TWILIGHT }, + { "shade", CAMERA_WB_SHADE }, + { NULL, 0 } +}; +static char *whitebalance_values; + +// from camera_effect_t +static const str_map color_effects[] = { + { "none", CAMERA_EFFECT_OFF }, /* This list must match aeecamera.h */ + { "mono", CAMERA_EFFECT_MONO }, + { "negative", CAMERA_EFFECT_NEGATIVE }, + { "solarize", CAMERA_EFFECT_SOLARIZE }, + { "pastel", CAMERA_EFFECT_PASTEL }, + { "mosaic", CAMERA_EFFECT_MOSAIC }, + { "resize", CAMERA_EFFECT_RESIZE }, + { "sepia", CAMERA_EFFECT_SEPIA }, + { "postersize", CAMERA_EFFECT_POSTERIZE }, + { "whiteboard", CAMERA_EFFECT_WHITEBOARD }, + { "blackboard", CAMERA_EFFECT_BLACKBOARD }, + { "aqua", CAMERA_EFFECT_AQUA }, + { NULL, 0 } +}; +static char *color_effects_values; + +// from qcamera/common/camera.h +static const str_map anti_banding[] = { + { "off", CAMERA_ANTIBANDING_OFF }, + { "60hz", CAMERA_ANTIBANDING_60HZ }, + { "50hz", CAMERA_ANTIBANDING_50HZ }, + { "auto", CAMERA_ANTIBANDING_AUTO }, + { NULL, 0 } +}; +static char *anti_banding_values; + +// round to the next power of two +static inline unsigned clp2(unsigned x) +{ + x = x - 1; + x = x | (x >> 1); + x = x | (x >> 2); + x = x | (x >> 4); + x = x | (x >> 8); + x = x | (x >>16); + return x + 1; +} + +namespace android { + +static Mutex singleton_lock; + +static void receive_camframe_callback(struct msm_frame_t *frame); +static void receive_jpeg_fragment_callback(uint8_t *buff_ptr, uint32_t buff_size); +static void receive_jpeg_callback(jpeg_event_t status); +static uint8_t *hal_mmap (uint32_t size, int *pmemFd); +static int hal_munmap (int pmem_fd, void *addr, size_t size); + +static uint8_t* hal_mmap(uint32_t size, int *pmemFd) +{ + void *ret; /* returned virtual address */ + int pmem_fd = open("/dev/pmem_adsp", O_RDWR); + + if (pmem_fd < 0) { + LOGE("hal_mmap: open /dev/pmem_adsp error %s!", + strerror(errno)); + return NULL; + } + + /* to make it page size aligned */ + // FIXME: use clp2() here + size = (size + 4095) & (~4095); + + LOGV("hal_mmap: pmem_fd %d size: %d", pmem_fd, size); + + ret = mmap(NULL, + size, + PROT_READ | PROT_WRITE, + MAP_SHARED, + pmem_fd, + 0); + + if (ret == MAP_FAILED) { + LOGE("hal_mmap: pmem mmap() error %s", strerror(errno)); + close(pmem_fd); + return NULL; + } + + *pmemFd = pmem_fd; + return (uint8_t *)ret; +} + +static int hal_munmap (int pmem_fd, void *addr, size_t size) +{ + int rc; + + // FIXME: use clp2()? + size = (size + 4095) & (~4095); + + LOGV("hal_munmap pmem_fd %d, size = %d, virt_addr = 0x%x", + pmem_fd, + size, (uint32_t)addr); + + rc = munmap(addr, size); + if (rc < 0) + LOGE("hal_munmap: munmap error %s", strerror(errno)); + + close(pmem_fd); + return rc; +} + +QualcommCameraHardware::QualcommCameraHardware() + : mParameters(), + mPreviewHeight(-1), + mPreviewWidth(-1), + mRawHeight(-1), + mRawWidth(-1), + mBrightness(0), + mZoomValuePrev(0), + mZoomValueCurr(0), + mZoomInitialised(false), + mCameraRunning(false), + mPreviewInitialized(false), + mFrameThreadRunning(false), + mReleasedRecordingFrame(false), + mShutterCallback(0), + mRawPictureCallback(0), + mJpegPictureCallback(0), + mPictureCallbackCookie(0), + mAutoFocusCallback(0), + mAutoFocusCallbackCookie(0), + mPreviewCallback(0), + mPreviewCallbackCookie(0), + mRecordingCallback(0), + mRecordingCallbackCookie(0), + mPreviewFrameSize(0), + mRawSize(0), + mCameraControlFd(-1), + mPmemThumbnailFd(-1), + mPmemSnapshotFd(-1), + mPreviewFrameOffset(0), + mThumbnailBuf(NULL), + mMainImageBuf(NULL), + mAutoFocusThreadRunning(false), + mAutoFocusFd(-1), + mInPreviewCallback(false) +{ + memset(&mZoom, 0, sizeof(mZoom)); + memset(&mFrameThread, 0, sizeof(mFrameThread)); + LOGV("constructor EX"); +} + +void QualcommCameraHardware::initDefaultParameters() +{ + CameraParameters p; + + LOGV("initDefaultParameters E"); + + preview_size_type *ps = &preview_sizes[DEFAULT_PREVIEW_SETTING]; + p.setPreviewSize(ps->width, ps->height); + p.setPreviewFrameRate(15); + p.setPreviewFormat("yuv420sp"); // informative + p.setPictureFormat("jpeg"); // informative + + memset(&mDimension, 0, sizeof(mDimension)); + + mDimension.picture_width = DEFAULT_PICTURE_WIDTH; + mDimension.picture_height = DEFAULT_PICTURE_HEIGHT; + mDimension.display_width = ps->width; + mDimension.display_height = ps->height; + mDimension.ui_thumbnail_width = THUMBNAIL_WIDTH; + mDimension.ui_thumbnail_height = THUMBNAIL_HEIGHT; + + p.set("jpeg-thumbnail-width", THUMBNAIL_WIDTH_STR); // informative + p.set("jpeg-thumbnail-height", THUMBNAIL_HEIGHT_STR); // informative + //p.set("jpeg-thumbnail-quality", "90"); // FIXME: hook up through mm-camera + p.setPictureSize(mDimension.picture_width, mDimension.picture_height); + +#if 0 + p.set("gps-timestamp", "1199145600"); // Jan 1, 2008, 00:00:00 + p.set("gps-latitude", "37.736071"); // A little house in San Francisco + p.set("gps-longitude", "-122.441983"); + p.set("gps-altitude", "21"); // meters +#endif + + // This will happen only one in the lifetime of the mediaserver process. + // We do not free the _values arrays when we destroy the camera object. + INIT_VALUES_FOR(anti_banding); + INIT_VALUES_FOR(color_effects); + INIT_VALUES_FOR(whitebalance); + + p.set("anti-banding-values", anti_banding_values); + p.set("color-effects-values", color_effects_values); + p.set("whitebalance-values", whitebalance_values); + + // FIXME: we can specify these numeric ranges better + p.set("exposure-offset-values", "0,1,2,3,4,5,6,7,8,9,10"); + p.set("zoom-values", "0,1,2,3,4,5,6,7,8,9,10"); + + if (setParameters(p) != NO_ERROR) { + LOGE("Failed to set default parameters?!"); + } + + LOGV("initDefaultParameters X"); +} + +#define ROUND_TO_PAGE(x) (((x)+0xfff)&~0xfff) + +void QualcommCameraHardware::startCamera() +{ + LOGV("startCamera E"); +#if DLOPEN_LIBMMCAMERA + libmmcamera = ::dlopen("libqcamera.so", RTLD_NOW); + LOGV("loading libqcamera at %p", libmmcamera); + if (!libmmcamera) { + LOGE("FATAL ERROR: could not dlopen libqcamera.so: %s", dlerror()); + return; + } + + *(void **)&LINK_cam_frame = + ::dlsym(libmmcamera, "cam_frame"); + *(void **)&LINK_camframe_terminate = + ::dlsym(libmmcamera, "camframe_terminate"); + + *(void **)&LINK_jpeg_encoder_init = + ::dlsym(libmmcamera, "jpeg_encoder_init"); + + *(void **)&LINK_jpeg_encoder_encode = + ::dlsym(libmmcamera, "jpeg_encoder_encode"); + + *(void **)&LINK_jpeg_encoder_join = + ::dlsym(libmmcamera, "jpeg_encoder_join"); + + *(void **)&LINK_mmcamera_camframe_callback = + ::dlsym(libmmcamera, "mmcamera_camframe_callback"); + + *LINK_mmcamera_camframe_callback = receive_camframe_callback; + + *(void **)&LINK_mmcamera_jpegfragment_callback = + ::dlsym(libmmcamera, "mmcamera_jpegfragment_callback"); + + *LINK_mmcamera_jpegfragment_callback = receive_jpeg_fragment_callback; + + *(void **)&LINK_mmcamera_jpeg_callback = + ::dlsym(libmmcamera, "mmcamera_jpeg_callback"); + + *LINK_mmcamera_jpeg_callback = receive_jpeg_callback; + + *(void**)&LINK_jpeg_encoder_setMainImageQuality = + ::dlsym(libmmcamera, "jpeg_encoder_setMainImageQuality"); + + *(void **)&LINK_cam_conf = + ::dlsym(libmmcamera, "cam_conf"); +#else + mmcamera_camframe_callback = receive_camframe_callback; + mmcamera_jpegfragment_callback = receive_jpeg_fragment_callback; + mmcamera_jpeg_callback = receive_jpeg_callback; +#endif // DLOPEN_LIBMMCAMERA + + /* The control thread is in libcamera itself. */ + mCameraControlFd = open(MSM_CAMERA_CONTROL, O_RDWR); + if (mCameraControlFd < 0) { + LOGE("startCamera X: %s open failed: %s!", + MSM_CAMERA_CONTROL, + strerror(errno)); + return; + } + + pthread_create(&mCamConfigThread, NULL, + LINK_cam_conf, NULL); + + LOGE("startCamera X"); +} + +status_t QualcommCameraHardware::dump(int fd, + const Vector& args) const +{ + const size_t SIZE = 256; + char buffer[SIZE]; + String8 result; + + // Dump internal primitives. + result.append("QualcommCameraHardware::dump"); + snprintf(buffer, 255, "preview width(%d) x height (%d)\n", + mPreviewWidth, mPreviewHeight); + result.append(buffer); + snprintf(buffer, 255, "raw width(%d) x height (%d)\n", + mRawWidth, mRawHeight); + result.append(buffer); + snprintf(buffer, 255, + "preview frame size(%d), raw size (%d), jpeg size (%d) " + "and jpeg max size (%d)\n", mPreviewFrameSize, mRawSize, + mJpegSize, mJpegMaxSize); + result.append(buffer); + write(fd, result.string(), result.size()); + + // Dump internal objects. + if (mPreviewHeap != 0) { + mPreviewHeap->dump(fd, args); + } + if (mRawHeap != 0) { + mRawHeap->dump(fd, args); + } + if (mJpegHeap != 0) { + mJpegHeap->dump(fd, args); + } + mParameters.dump(fd, args); + return NO_ERROR; +} + +bool QualcommCameraHardware::native_set_dimension(int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.type = CAMERA_SET_PARM_DIMENSION; + ctrlCmd.timeout_ms = 5000; + ctrlCmd.length = sizeof(cam_ctrl_dimension_t); + ctrlCmd.value = &mDimension; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_set_dimension: ioctl fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return ctrlCmd.status; +} + +bool native_set_afmode(int camfd, isp3a_af_mode_t af_type) +{ + int rc; + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_SET_PARM_AUTO_FOCUS; + ctrlCmd.length = sizeof(af_type); + ctrlCmd.value = &af_type; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if ((rc = ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd)) < 0) + LOGE("native_set_afmode: ioctl fd %d error %s\n", + camfd, + strerror(errno)); + + LOGV("native_set_afmode: ctrlCmd.status == %d\n", ctrlCmd.status); + return rc >= 0 && ctrlCmd.status == CAMERA_EXIT_CB_DONE; +} + +bool native_cancel_afmode(int camfd, int af_fd) +{ + int rc; + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_AUTO_FOCUS_CANCEL; + ctrlCmd.length = 0; + ctrlCmd.resp_fd = af_fd; + + if ((rc = ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND_2, &ctrlCmd)) < 0) + LOGE("native_cancel_afmode: ioctl fd %d error %s\n", + camfd, + strerror(errno)); + return rc >= 0; +} + +void QualcommCameraHardware::reg_unreg_buf( + int camfd, + int width, + int height, + int pmempreviewfd, + uint8_t *prev_buf, + int pmem_type, + bool unregister, + bool active) +{ + uint32_t y_size; + struct msm_pmem_info_t pmemBuf; + uint32_t ioctl_cmd; + + if (prev_buf == NULL) + return; + + y_size = width * height; + + pmemBuf.type = pmem_type; + pmemBuf.fd = pmempreviewfd; + pmemBuf.vaddr = prev_buf; + pmemBuf.y_off = 0; + pmemBuf.cbcr_off = PAD_TO_WORD(y_size); + pmemBuf.active = active; + + ioctl_cmd = unregister ? + MSM_CAM_IOCTL_UNREGISTER_PMEM : + MSM_CAM_IOCTL_REGISTER_PMEM; + + LOGV("Entered reg_unreg_buf: camfd = %d, ioctl_cmd = %d, " + "pmemBuf.cbcr_off=%d, active=%d", + camfd, ioctl_cmd, pmemBuf.cbcr_off, active); + if (ioctl(camfd, ioctl_cmd, &pmemBuf) < 0) { + LOGE("reg_unreg_buf: MSM_CAM_IOCTL_(UN)REGISTER_PMEM fd %d error %s", + camfd, + strerror(errno)); + } +} + +bool QualcommCameraHardware::native_register_preview_bufs( + int camfd, + struct msm_frame_t *frame, + bool active) +{ + LOGV("mDimension.display_width = %d, display_height = %d", + mDimension.display_width, mDimension.display_height); + + reg_unreg_buf(camfd, + mDimension.display_width, + mDimension.display_height, + frame->fd, + (uint8_t *)frame->buffer, + MSM_PMEM_OUTPUT2, + false, + active); + + return true; +} + +bool QualcommCameraHardware::native_unregister_preview_bufs( + int camfd, + int pmempreviewfd, + uint8_t *prev_buf) +{ + reg_unreg_buf(camfd, + mDimension.display_width, + mDimension.display_height, + pmempreviewfd, + prev_buf, + MSM_PMEM_OUTPUT2, + true, + true); + return true; +} + +bool QualcommCameraHardware::native_start_preview(int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_START_PREVIEW; + ctrlCmd.length = 0; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if (ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_start_preview: MSM_CAM_IOCTL_CTRL_COMMAND fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return true; +} + +bool QualcommCameraHardware::native_register_snapshot_bufs( + int camfd, + int pmemthumbnailfd, + int pmemsnapshotfd, + uint8_t *thumbnail_buf, + uint8_t *main_img_buf) +{ + reg_unreg_buf(camfd, + mDimension.thumbnail_width, + mDimension.thumbnail_height, + pmemthumbnailfd, + thumbnail_buf, + MSM_PMEM_THUMBAIL, + false, + true); + + /* For original snapshot*/ + reg_unreg_buf(camfd, + mDimension.orig_picture_dx, + mDimension.orig_picture_dy, + pmemsnapshotfd, + main_img_buf, + MSM_PMEM_MAINIMG, + false, + true); + return true; +} + +bool QualcommCameraHardware::native_unregister_snapshot_bufs( + int camfd, + int thumb_fd, + int snap_fd, + uint8_t *thumbnail_buf, + uint8_t *main_img_buf) +{ + reg_unreg_buf(camfd, + mDimension.thumbnail_width, + mDimension.thumbnail_height, + thumb_fd, + thumbnail_buf, + MSM_PMEM_THUMBAIL, + true, + true); + + /* For original snapshot*/ + reg_unreg_buf(camfd, + mDimension.orig_picture_dx, + mDimension.orig_picture_dy, + snap_fd, + main_img_buf, + MSM_PMEM_MAINIMG, + true, + true); + + return true; +} + +bool QualcommCameraHardware::native_get_picture (int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.length = 0; + + if(ioctl(camfd, MSM_CAM_IOCTL_GET_PICTURE, &ctrlCmd) < 0) { + LOGE("native_get_picture: MSM_CAM_IOCTL_GET_PICTURE fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return true; +} + +bool QualcommCameraHardware::native_stop_preview(int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_STOP_PREVIEW; + ctrlCmd.length = 0; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_stop_preview: ioctl fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return true; +} + +bool QualcommCameraHardware::native_start_snapshot(int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_START_SNAPSHOT; + ctrlCmd.length = 0; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_start_snapshot: ioctl fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return true; +} + +bool QualcommCameraHardware::native_stop_snapshot (int camfd) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_STOP_SNAPSHOT; + ctrlCmd.length = 0; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if (ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_stop_snapshot: ioctl fd %d error %s", + camfd, + strerror(errno)); + return false; + } + + return true; +} + +bool QualcommCameraHardware::native_jpeg_encode ( + int thumb_fd, + int snap_fd, + uint8_t *thumbnail_buf, + uint8_t *main_img_buf) +{ + int jpeg_quality = mParameters.getInt("jpeg-quality"); + if (jpeg_quality >= 0) { + LOGV("native_jpeg_encode, current jpeg main img quality =%d", + jpeg_quality); + if(!LINK_jpeg_encoder_setMainImageQuality(jpeg_quality)) { + LOGE("native_jpeg_encode set failed"); + return false; + } + } + + if (!LINK_jpeg_encoder_encode(&mDimension, + thumbnail_buf, thumb_fd, + main_img_buf, snap_fd)) { + LOGE("native_jpeg_encode: jpeg_encoder_encode failed."); + return false; + } + return true; +} + +void QualcommCameraHardware::runFrameThread(void *data) +{ + LOGV("runFrameThread E"); + + int cnt; + +#if DLOPEN_LIBMMCAMERA + // We need to maintain a reference to libqcamera.so for the duration of the + // frame thread, because we do not know when it will exit relative to the + // lifetime of this object. We do not want to dlclose() libqcamera while + // LINK_cam_frame is still running. + void *libhandle = ::dlopen("libqcamera.so", RTLD_NOW); + LOGV("loading libqcamera at %p", libhandle); + if (!libhandle) { + LOGE("FATAL ERROR: could not dlopen libqcamera.so: %s", dlerror()); + } + if (libhandle) +#endif + { + LINK_cam_frame(data); + } + + for (cnt = 0; cnt < kPreviewBufferCount; ++cnt) { + LOGV("unregisterPreviewBuf %d", cnt); + native_unregister_preview_bufs(mCameraControlFd, + frames[cnt].fd, + (uint8_t *)frames[cnt].buffer); + LOGV("do_munmap preview buffer %d, fd=%d, prev_buf=0x%lx, size=%d", + cnt, frames[cnt].fd, frames[cnt].buffer,frame_size); + int rc = hal_munmap(frames[cnt].fd, + (uint8_t *)frames[cnt].buffer,frame_size); + LOGV("do_munmap done with return value %d", rc); + } + LOGV("unregisterPreviewBuf %d", cnt); + mPreviewHeap.clear(); + +#if DLOPEN_LIBMMCAMERA + if (libhandle) { + ::dlclose(libhandle); + LOGV("FRAME: dlclose(libqcamera)"); + } +#endif + + mFrameThreadWaitLock.lock(); + mFrameThreadRunning = false; + mFrameThreadWait.signal(); + mFrameThreadWaitLock.unlock(); + + LOGV("runFrameThread X"); +} + +void *frame_thread(void *user) +{ + LOGV("frame_thread E"); + sp obj = QualcommCameraHardware::getInstance(); + if (obj != 0) { + obj->runFrameThread(user); + } + else LOGW("not starting frame thread: the object went away!"); + LOGV("frame_thread X"); + return NULL; +} + +bool QualcommCameraHardware::initPreview() +{ + // See comments in deinitPreview() for why we have to wait for the frame + // thread here, and why we can't use pthread_join(). + LOGI("initPreview E: preview size=%dx%d", mPreviewWidth, mPreviewHeight); + mFrameThreadWaitLock.lock(); + while (mFrameThreadRunning) { + LOGV("initPreview: waiting for old frame thread to complete."); + mFrameThreadWait.wait(mFrameThreadWaitLock); + LOGV("initPreview: old frame thread completed."); + } + mFrameThreadWaitLock.unlock(); + + int cnt = 0; + mPreviewFrameSize = mPreviewWidth * mPreviewHeight * 3/2; + mPreviewHeap = + new PreviewPmemPool(kRawFrameHeaderSize + + mPreviewWidth * mPreviewHeight * 3/2, + kPreviewBufferCount, + mPreviewFrameSize, + kRawFrameHeaderSize, + "preview"); + + if (!mPreviewHeap->initialized()) { + mPreviewHeap.clear(); + LOGE("initPreview X: could not initialize preview heap."); + return false; + } + + bool ret = true; + + mDimension.picture_width = DEFAULT_PICTURE_WIDTH; + mDimension.picture_height = DEFAULT_PICTURE_HEIGHT; + + ret = native_set_dimension(mCameraControlFd); + if(ret) { + frame_size = (clp2(mDimension.display_width * + mDimension.display_height * 3/2)); + for (cnt = 0; cnt < kPreviewBufferCount; cnt++) { + frames[cnt].fd = 0; + frames[cnt].buffer = + (unsigned long)hal_mmap(frame_size, &(frames[cnt].fd)); + frames[cnt].y_off = 0; + frames[cnt].cbcr_off = + mDimension.display_width * mDimension.display_height; + + if (frames[cnt].buffer == 0) { + LOGE("initPreview X: mmap failed!"); + return false; + } + + frames[cnt].path = MSM_FRAME_ENC; + + LOGV("do_mmap pbuf = 0x%lx, pmem_fd = %d", + frames[cnt].buffer, frames[cnt].fd); + native_register_preview_bufs(mCameraControlFd, + &frames[cnt], + cnt != kPreviewBufferCount - 1); + } + + + mFrameThreadWaitLock.lock(); + pthread_attr_t attr; + pthread_attr_init(&attr); + pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); + mFrameThreadRunning = !pthread_create(&mFrameThread, + &attr, + frame_thread, + &frames[kPreviewBufferCount-1]); + ret = mFrameThreadRunning; + mFrameThreadWaitLock.unlock(); + } + + LOGV("initPreview X: %d", ret); + return ret; +} + +void QualcommCameraHardware::deinitPreview(void) +{ + LOGI("deinitPreview E"); + + // When we call deinitPreview(), we signal to the frame thread that it + // needs to exit, but we DO NOT WAIT for it to complete here. The problem + // is that deinitPreview is sometimes called from the frame-thread's + // callback, when the refcount on the Camera client reaches zero. If we + // called pthread_join(), we would deadlock. So, we just call + // LINK_camframe_terminate() in deinitPreview(), which makes sure that + // after the preview callback returns, the camframe thread will exit. We + // could call pthread_join() in initPreview() to join the last frame + // thread. However, we would also have to call pthread_join() in release + // as well, shortly before we destoy the object; this would cause the same + // deadlock, since release(), like deinitPreview(), may also be called from + // the frame-thread's callback. This we have to make the frame thread + // detached, and use a separate mechanism to wait for it to complete. + + if (LINK_camframe_terminate() < 0) + LOGE("failed to stop the camframe thread: %s", + strerror(errno)); + LOGI("deinitPreview X"); +} + +bool QualcommCameraHardware::initRaw(bool initJpegHeap) +{ + LOGV("initRaw E: picture size=%dx%d", + mRawWidth, mRawHeight); + + mDimension.picture_width = mRawWidth; + mDimension.picture_height = mRawHeight; + + if(!native_set_dimension(mCameraControlFd)) { + LOGE("initRaw X: failed to set dimension"); + return false; + } + + mRawSize = mRawWidth * mRawHeight * 1.5; + + mJpegMaxSize = mRawWidth * mRawHeight * 1.5; + + LOGE("initRaw: clearing old mJpegHeap."); + mJpegHeap.clear(); + + // Snapshot + + LOGV("initRaw: initializing mRawHeap."); + mRawHeap = + new RawPmemPool("/dev/pmem_camera", + kRawFrameHeaderSize + mJpegMaxSize, + kRawBufferCount, + mRawSize, + kRawFrameHeaderSize, + "snapshot camera"); + + if (!mRawHeap->initialized()) { + LOGE("initRaw X failed with pmem_camera, trying with pmem_adsp"); + mRawHeap = + new RawPmemPool("/dev/pmem_adsp", + kRawFrameHeaderSize + mJpegMaxSize, + kRawBufferCount, + mRawSize, + kRawFrameHeaderSize, + "snapshot camera"); + if (!mRawHeap->initialized()) { + LOGE("initRaw X: error initializing mRawHeap"); + mRawHeap.clear(); + return false; + } + } + + mMainImageBuf = (uint8_t *)mRawHeap->mHeap->base(); + mPmemSnapshotFd = mRawHeap->mHeap->getHeapID(); + + LOGV("do_mmap snapshot pbuf = 0x%p, pmem_fd = %d", + mMainImageBuf, mPmemSnapshotFd); + + // Thumbnails + + mThumbnailBuf = hal_mmap(THUMBNAIL_BUFFER_SIZE, &mPmemThumbnailFd); + LOGV("do_mmap thumbnail pbuf = 0x%p, pmem_fd = %d", + mThumbnailBuf, mPmemThumbnailFd); + if (mThumbnailBuf == NULL) { + mRawHeap.clear(); + LOGE("initRaw X: cannot allocate thumbnail memory"); + return false; + } + + native_register_snapshot_bufs(mCameraControlFd, + mPmemThumbnailFd, + mPmemSnapshotFd, + mThumbnailBuf, + mMainImageBuf); + + // Jpeg + + if (initJpegHeap) { + LOGV("initRaw: initializing mJpegHeap."); + mJpegHeap = + new AshmemPool(mJpegMaxSize, + kJpegBufferCount, + 0, // we do not know how big the picture wil be + 0, + "jpeg"); + if (!mJpegHeap->initialized()) { + LOGE("initRaw X failed: error initializing mJpegHeap."); + mJpegHeap.clear(); + mRawHeap.clear(); + return false; + } + } + + LOGV("initRaw X"); + return true; +} + +void QualcommCameraHardware::deinitRaw() +{ + LOGV("deinitRaw E"); + mJpegHeap.clear(); + mRawHeap.clear(); + + native_unregister_snapshot_bufs(mCameraControlFd, + mPmemThumbnailFd, mPmemSnapshotFd, + mThumbnailBuf, mMainImageBuf); + + if (mThumbnailBuf) { + hal_munmap(mPmemThumbnailFd, mThumbnailBuf, THUMBNAIL_BUFFER_SIZE); + mThumbnailBuf = NULL; + } + LOGV("deinitRaw X"); +} + +void QualcommCameraHardware::release() +{ + LOGV("release E"); + Mutex::Autolock l(&mLock); + + if (libmmcamera == NULL) { + LOGE("ERROR: multiple release!"); + return; + } + + int cnt, rc; + struct msm_ctrl_cmd_t ctrlCmd; + + if (mCameraRunning) { + cancelAutoFocus(); + if(mRecordingCallback != NULL) { + mRecordFrameLock.lock(); + mReleasedRecordingFrame = true; + mRecordWait.signal(); + mRecordFrameLock.unlock(); + } + stopPreviewInternal(); + } + + LINK_jpeg_encoder_join(); + deinitRaw(); + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.length = 0; + ctrlCmd.type = (uint16_t)CAMERA_EXIT; + ctrlCmd.resp_fd = mCameraControlFd; // FIXME: this will be put in by the kernel + if (ioctl(mCameraControlFd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) + LOGE("ioctl CAMERA_EXIT fd %d error %s", + mCameraControlFd, strerror(errno)); + rc = pthread_join(mCamConfigThread, NULL); + if (rc) + LOGE("config_thread exit failure: %s", strerror(errno)); + else + LOGV("pthread_join succeeded on config_thread"); + + close(mCameraControlFd); + mCameraControlFd = -1; + +#if DLOPEN_LIBMMCAMERA + if (libmmcamera) { + ::dlclose(libmmcamera); + LOGV("dlclose(libqcamera)"); + libmmcamera = NULL; + } +#endif + + LOGV("release X"); +} + +QualcommCameraHardware::~QualcommCameraHardware() +{ + LOGV("~QualcommCameraHardware E"); + singleton.clear(); + LOGV("~QualcommCameraHardware X"); +} + +sp QualcommCameraHardware::getRawHeap() const +{ + LOGV("getRawHeap"); + return mRawHeap != NULL ? mRawHeap->mHeap : NULL; +} + +sp QualcommCameraHardware::getPreviewHeap() const +{ + LOGV("getPreviewHeap"); + return mPreviewHeap != NULL ? mPreviewHeap->mHeap : NULL; +} + +status_t QualcommCameraHardware::startPreviewInternal() +{ + if(mCameraRunning) { + LOGV("startPreview X: preview already running."); + return NO_ERROR; + } + + if (!mPreviewInitialized) { + mPreviewInitialized = initPreview(); + if (!mPreviewInitialized) { + LOGE("startPreview X initPreview failed. Not starting preview."); + return UNKNOWN_ERROR; + } + } + + mCameraRunning = native_start_preview(mCameraControlFd); + if(!mCameraRunning) { + deinitPreview(); + mPreviewInitialized = false; + LOGE("startPreview X: native_start_preview failed!"); + return UNKNOWN_ERROR; + } + + setSensorPreviewEffect(mCameraControlFd, mParameters.get("effect")); + setSensorWBLighting(mCameraControlFd, mParameters.get("whitebalance")); + setAntiBanding(mCameraControlFd, mParameters.get("antibanding")); + setBrightness(mParameters.getInt("exposure-offset")); + // FIXME: set nightshot, luma adaptatiom, zoom and check ranges + + LOGV("startPreview X"); + return NO_ERROR; +} + +status_t QualcommCameraHardware::startPreview(preview_callback cb, void *user) +{ + LOGV("startPreview E"); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbLock(&mCallbackLock); + mPreviewCallback = cb; + mPreviewCallbackCookie = user; + } + + return startPreviewInternal(); +} + +void QualcommCameraHardware::stopPreviewInternal() +{ + LOGV("stopPreviewInternal E: %d", mCameraRunning); + if (mCameraRunning) { + mCameraRunning = !native_stop_preview(mCameraControlFd); + if (!mCameraRunning && mPreviewInitialized) { + deinitPreview(); + mPreviewInitialized = false; + } + else LOGE("stopPreviewInternal: failed to stop preview"); + } + LOGV("stopPreviewInternal X: %d", mCameraRunning); +} + +void QualcommCameraHardware::stopPreview() +{ + LOGV("stopPreview: E"); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbLock(&mCallbackLock); + mAutoFocusCallback = NULL; + mPreviewCallback = NULL; + mPreviewCallbackCookie = NULL; + if(mRecordingCallback != NULL) + return; + } + + stopPreviewInternal(); + + LOGV("stopPreview: X"); +} + +void QualcommCameraHardware::runAutoFocus() +{ + mAutoFocusThreadLock.lock(); + mAutoFocusFd = open(MSM_CAMERA_CONTROL, O_RDWR); + if (mAutoFocusFd < 0) { + LOGE("autofocus: cannot open %s: %s", + MSM_CAMERA_CONTROL, + strerror(errno)); + mAutoFocusThreadRunning = false; + mAutoFocusThreadLock.unlock(); + return; + } + + /* This will block until either AF completes or is cancelled. */ + LOGV("af start (fd %d)", mAutoFocusFd); + bool status = native_set_afmode(mAutoFocusFd, AF_MODE_AUTO); + LOGV("af done: %d", (int)status); + mAutoFocusThreadRunning = false; + close(mAutoFocusFd); + mAutoFocusFd = -1; + mAutoFocusThreadLock.unlock(); + + mCallbackLock.lock(); + autofocus_callback cb = mAutoFocusCallback; + void *data = mAutoFocusCallbackCookie; + mCallbackLock.unlock(); + if (cb != NULL) + cb(status, data); +} + +void QualcommCameraHardware::cancelAutoFocus() +{ + LOGV("cancelAutoFocus E"); + native_cancel_afmode(mCameraControlFd, mAutoFocusFd); + LOGV("cancelAutoFocus X"); +} + +void *auto_focus_thread(void *user) +{ + LOGV("auto_focus_thread E"); + sp obj = QualcommCameraHardware::getInstance(); + if (obj != 0) { + obj->runAutoFocus(); + } + else LOGW("not starting autofocus: the object went away!"); + LOGV("auto_focus_thread X"); + return NULL; +} + +status_t QualcommCameraHardware::autoFocus(autofocus_callback af_cb, + void *user) +{ + LOGV("autoFocus E"); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbl(&mCallbackLock); + mAutoFocusCallback = af_cb; + mAutoFocusCallbackCookie = user; + } + + if (mCameraControlFd < 0) { + LOGE("not starting autofocus: main control fd %d", mCameraControlFd); + return UNKNOWN_ERROR; + } + + { + mAutoFocusThreadLock.lock(); + if (!mAutoFocusThreadRunning) { + // Create a detatched thread here so that we don't have to wait + // for it when we cancel AF. + pthread_t thr; + pthread_attr_t attr; + pthread_attr_init(&attr); + pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); + mAutoFocusThreadRunning = + !pthread_create(&thr, &attr, + auto_focus_thread, NULL); + if (!mAutoFocusThreadRunning) { + LOGE("failed to start autofocus thread"); + return UNKNOWN_ERROR; + } + } + mAutoFocusThreadLock.unlock(); + } + + LOGV("autoFocus X"); + return NO_ERROR; +} + +status_t QualcommCameraHardware::takePicture(shutter_callback shutter_cb, + raw_callback raw_cb, + jpeg_callback jpeg_cb, + void *user) +{ + LOGV("takePicture: E raw_cb = %p, jpeg_cb = %p", + raw_cb, jpeg_cb); + Mutex::Autolock l(&mLock); + + stopPreviewInternal(); + + if (!initRaw(jpeg_cb != NULL)) { + LOGE("initRaw failed. Not taking picture."); + return UNKNOWN_ERROR; + } + + { + Mutex::Autolock cbLock(&mCallbackLock); + mShutterCallback = shutter_cb; + mRawPictureCallback = raw_cb; + mJpegPictureCallback = jpeg_cb; + mPictureCallbackCookie = user; + } + + if (native_start_snapshot(mCameraControlFd) == false) { + LOGE("main: start_preview failed!"); + return UNKNOWN_ERROR; + } + receiveRawPicture(); + + LOGV("takePicture: X"); + return NO_ERROR; +} + +status_t QualcommCameraHardware::cancelPicture( + bool cancel_shutter, bool cancel_raw, bool cancel_jpeg) +{ + LOGV("cancelPicture: E cancel_shutter = %d, " + "cancel_raw = %d, cancel_jpeg = %d", + cancel_shutter, cancel_raw, cancel_jpeg); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbLock(&mCallbackLock); + if (cancel_shutter) mShutterCallback = NULL; + if (cancel_raw) mRawPictureCallback = NULL; + if (cancel_jpeg) mJpegPictureCallback = NULL; + } + + LOGV("cancelPicture: X"); + return NO_ERROR; +} + +status_t QualcommCameraHardware::setParameters( + const CameraParameters& params) +{ + LOGV("setParameters: E params = %p", ¶ms); + + Mutex::Autolock l(&mLock); + + mParameters = params; + + int width, height; + params.getPreviewSize(&width, &height); + LOGV("requested size %d x %d", width, height); + preview_size_type *ps = preview_sizes; + size_t i; + for (i = 0; i < PREVIEW_SIZE_COUNT; ++i, ++ps) { + if (width >= ps->width && height >= ps->height) + break; + } + if (i == PREVIEW_SIZE_COUNT) + ps--; + + LOGV("actual size %d x %d", ps->width, ps->height); + mParameters.setPreviewSize(ps->width, ps->height); + + mDimension.display_width = ps->width; + mDimension.display_height = ps->height; + + mParameters.getPreviewSize(&mPreviewWidth, &mPreviewHeight); + mParameters.getPictureSize(&mRawWidth, &mRawHeight); + + mPreviewWidth = (mPreviewWidth + 1) & ~1; + mPreviewHeight = (mPreviewHeight + 1) & ~1; + mRawHeight = (mRawHeight + 1) & ~1; + mRawWidth = (mRawWidth + 1) & ~1; + + if (mCameraRunning) + { + int val = mParameters.getInt("exposure-offset"); + if(val >= 0 && mBrightness != val) + { + if (val > BRIGHTNESS_MAX) + LOGE("invalid brightness value %d", val); + else { + LOGV("new brightness value %d", val); + mBrightness = val; + setBrightness(val); + } + } + + mZoomValueCurr = mParameters.getInt("zoom"); + if(mZoomValueCurr >= 0 && mZoomValueCurr <= ZOOM_MAX && + mZoomValuePrev != mZoomValueCurr) + { + bool ZoomDirectionIn = true; + if(mZoomValuePrev > mZoomValueCurr) + { + ZoomDirectionIn = false; + } + else + { + ZoomDirectionIn = true; + } + LOGV("new zoom value: %2.2f direction = %s", + mZoomValueCurr, (ZoomDirectionIn ? "in" : "out")); + mZoomValuePrev = mZoomValueCurr; + performZoom(ZoomDirectionIn); + } + + setSensorPreviewEffect(mCameraControlFd, mParameters.get("effect")); + setSensorWBLighting(mCameraControlFd, mParameters.get("whitebalance")); + setAntiBanding(mCameraControlFd, mParameters.get("antibanding")); + setBrightness(mParameters.getInt("exposure-offset")); + // FIXME: set nightshot, luma adaptatiom, zoom and check ranges + } + + LOGV("setParameters: X"); + return NO_ERROR ; +} + +CameraParameters QualcommCameraHardware::getParameters() const +{ + LOGV("getParameters: EX"); + return mParameters; +} + +extern "C" sp openCameraHardware() +{ + LOGV("openCameraHardware: call createInstance"); + return QualcommCameraHardware::createInstance(); +} + +wp QualcommCameraHardware::singleton; + +// If the hardware already exists, return a strong pointer to the current +// object. If not, create a new hardware object, put it in the singleton, +// and return it. +sp QualcommCameraHardware::createInstance() +{ + LOGV("createInstance: E"); + + Mutex::Autolock lock(&singleton_lock); + if (singleton != 0) { + sp hardware = singleton.promote(); + if (hardware != 0) { + LOGV("createInstance: X return existing hardware=%p", &(*hardware)); + return hardware; + } + } + + { + struct stat st; + int rc = stat("/dev/oncrpc", &st); + if (rc < 0) { + LOGV("createInstance: X failed to create hardware: %s", strerror(errno)); + return NULL; + } + } + + QualcommCameraHardware *cam = new QualcommCameraHardware(); + sp hardware(cam); + singleton = hardware; + + cam->startCamera(); + cam->initDefaultParameters(); + LOGV("createInstance: X created hardware=%p", &(*hardware)); + return hardware; +} + +// For internal use only, hence the strong pointer to the derived type. +sp QualcommCameraHardware::getInstance() +{ + sp hardware = singleton.promote(); + if (hardware != 0) { + // LOGV("getInstance: X old instance of hardware"); + return sp(static_cast(hardware.get())); + } else { + LOGV("getInstance: X new instance of hardware"); + return sp(); + } +} + +#if CAPTURE_RAW +static void dump_to_file(const char *fname, + uint8_t *buf, uint32_t size) +{ + int nw, cnt = 0; + uint32_t written = 0; + + LOGD("opening file [%s]", fname); + int fd = open(fname, O_RDWR | O_CREAT); + if (fd < 0) { + LOGE("failed to create file [%s]: %s", fname, strerror(errno)); + return; + } + + LOGD("writing %d uint8_ts to file [%s]", size, fname); + while (written < size) { + nw = ::write(fd, + buf + written, + size - written); + if (nw < 0) { + LOGE("failed to write to file [%s]: %s", + fname, strerror(errno)); + break; + } + written += nw; + cnt++; + } + LOGD("done writing %d uint8_ts to file [%s] in %d passes", + size, fname, cnt); + ::close(fd); +} +#endif // CAMERA_RAW + +void QualcommCameraHardware::receivePreviewFrame(struct msm_frame_t *frame) +{ +// LOGV("receivePreviewFrame E"); + + if (!mCameraRunning) { + LOGE("ignoring preview callback--camera has been stopped"); + return; + } + + mCallbackLock.lock(); + preview_callback pcb = mPreviewCallback; + void *pdata = mPreviewCallbackCookie; + recording_callback rcb = mRecordingCallback; + void *rdata = mRecordingCallbackCookie; + mCallbackLock.unlock(); + + // Find the offset within the heap of the current buffer. + ssize_t offset = + mPreviewWidth * mPreviewHeight * + mPreviewFrameOffset * 3 / 2; + + memcpy((uint8_t *)mPreviewHeap->mHeap->base() + offset, + (uint8_t *)frame->buffer, + mPreviewWidth * mPreviewHeight * 1.5); + + mInPreviewCallback = true; + if (pcb != NULL) + pcb(mPreviewHeap->mBuffers[mPreviewFrameOffset], + pdata); + + mPreviewFrameOffset++; + mPreviewFrameOffset %= kPreviewBufferCount; + + if(rcb != NULL) { + Mutex::Autolock rLock(&mRecordFrameLock); + rcb(mPreviewHeap->mBuffers[mPreviewFrameOffset], rdata); + while(mReleasedRecordingFrame != true) { + LOGV("block for release frame request/command"); + mRecordWait.wait(mRecordFrameLock); + } + mReleasedRecordingFrame = false; + } + mInPreviewCallback = false; + +// LOGV("receivePreviewFrame X"); +} + +status_t QualcommCameraHardware::startRecording( + recording_callback rcb, void *ruser) +{ + LOGV("startRecording E"); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbLock(&mCallbackLock); + mRecordingCallback = rcb; + mRecordingCallbackCookie = ruser; + } + + mReleasedRecordingFrame = false; + + return startPreviewInternal(); +} + +void QualcommCameraHardware::stopRecording() +{ + LOGV("stopRecording: E"); + Mutex::Autolock l(&mLock); + + { + Mutex::Autolock cbLock(&mCallbackLock); + mRecordingCallback = NULL; + mRecordingCallbackCookie = NULL; + + mRecordFrameLock.lock(); + mReleasedRecordingFrame = true; + mRecordWait.signal(); + mRecordFrameLock.unlock(); + + if(mPreviewCallback != NULL) { + LOGV("stopRecording: X, preview still in progress"); + return; + } + } + + stopPreviewInternal(); + LOGV("stopRecording: X"); +} + +void QualcommCameraHardware::releaseRecordingFrame( + const sp& mem __attribute__((unused))) +{ + LOGV("releaseRecordingFrame E"); + Mutex::Autolock l(&mLock); + Mutex::Autolock rLock(&mRecordFrameLock); + mReleasedRecordingFrame = true; + mRecordWait.signal(); + LOGV("releaseRecordingFrame X"); +} + +bool QualcommCameraHardware::recordingEnabled() +{ + Mutex::Autolock l(&mLock); + return mCameraRunning && mRecordingCallback != NULL; +} + +void +QualcommCameraHardware::notifyShutter() +{ + LOGV("notifyShutter: E"); + if (mShutterCallback) + mShutterCallback(mPictureCallbackCookie); + LOGV("notifyShutter: X"); +} + +static ssize_t snapshot_offset = 0; + +void +QualcommCameraHardware::receiveRawPicture() +{ + LOGV("receiveRawPicture: E"); + + int ret,rc,rete; +// Temporary fix for multiple snapshot issue on 8k: disabling shutter callback + Mutex::Autolock cbLock(&mCallbackLock); + notifyShutter(); + if (mRawPictureCallback != NULL) { + if(native_get_picture(mCameraControlFd)== false) { + LOGE("getPicture failed!"); + return; + } + ssize_t offset = (mRawWidth * mRawHeight * 1.5 * snapshot_offset); +#if CAPTURE_RAW + dump_to_file("/sdcard/photo.raw", + (uint8_t *)mMainImageBuf, mRawWidth * mRawHeight * 1.5 ); +#endif + mRawPictureCallback(mRawHeap->mBuffers[offset], + mPictureCallbackCookie); + } + else LOGV("Raw-picture callback was canceled--skipping."); + + if (mJpegPictureCallback != NULL) { + mJpegSize = 0; + if (LINK_jpeg_encoder_init()) { + if(native_jpeg_encode(mPmemThumbnailFd, + mPmemSnapshotFd, + mThumbnailBuf, + mMainImageBuf)) { + LOGV("receiveRawPicture: X (success)"); + return; + } + LOGE("jpeg encoding failed"); + } + else LOGE("receiveRawPicture X: jpeg_encoder_init failed."); + } + else LOGV("JPEG callback is NULL, not encoding image."); + deinitRaw(); + LOGV("receiveRawPicture: X"); +} + +void QualcommCameraHardware::receiveJpegPictureFragment( + uint8_t *buff_ptr, uint32_t buff_size) +{ + uint32_t remaining = mJpegHeap->mHeap->virtualSize(); + remaining -= mJpegSize; + uint8_t *base = (uint8_t *)mJpegHeap->mHeap->base(); + + LOGV("receiveJpegPictureFragment size %d", buff_size); + if (buff_size > remaining) { + LOGE("receiveJpegPictureFragment: size %d exceeds what " + "remains in JPEG heap (%d), truncating", + buff_size, + remaining); + buff_size = remaining; + } + memcpy(base + mJpegSize, buff_ptr, buff_size); + mJpegSize += buff_size; +} + +void +QualcommCameraHardware::receiveJpegPicture(void) +{ + LOGV("receiveJpegPicture: E image (%d uint8_ts out of %d)", + mJpegSize, mJpegHeap->mBufferSize); + Mutex::Autolock cbLock(&mCallbackLock); + + int index = 0, rc; + + if (mJpegPictureCallback) { + // The reason we do not allocate into mJpegHeap->mBuffers[offset] is + // that the JPEG image's size will probably change from one snapshot + // to the next, so we cannot reuse the MemoryBase object. + sp buffer = new + MemoryBase(mJpegHeap->mHeap, + index * mJpegHeap->mBufferSize + + mJpegHeap->mFrameOffset, + mJpegSize); + + mJpegPictureCallback(buffer, mPictureCallbackCookie); + buffer = NULL; + } + else LOGV("JPEG callback was cancelled--not delivering image."); + + LINK_jpeg_encoder_join(); + deinitRaw(); + + LOGV("receiveJpegPicture: X callback done."); +} + +bool QualcommCameraHardware::previewEnabled() +{ +// Mutex::Autolock l(&mLock); + return mCameraRunning && mPreviewCallback != NULL; +} + +void QualcommCameraHardware::setSensorPreviewEffect(int camfd, const char *effect) +{ + LOGV("In setSensorPreviewEffect..."); + int effectsValue = 1; + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_SET_PARM_EFFECT; + ctrlCmd.length = sizeof(uint32_t); + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + effectsValue = attr_lookup(color_effects, effect, CAMERA_EFFECT_OFF); + ctrlCmd.value = (void *)&effectsValue; + LOGV("In setSensorPreviewEffect, color effect match %s %d", + effect, effectsValue); + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) + LOGE("setSensorPreviewEffect fd %d error %s", camfd, strerror(errno)); +} + +void QualcommCameraHardware::setSensorWBLighting(int camfd, const char *lighting) +{ + int lightingValue = 1; + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_SET_PARM_WB; + ctrlCmd.length = sizeof(uint32_t); + lightingValue = attr_lookup(whitebalance, lighting, CAMERA_WB_AUTO); + ctrlCmd.value = (void *)&lightingValue; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + LOGV("In setSensorWBLighting: match: %s: %d", + lighting, lightingValue); + if (ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) + LOGE("setSensorWBLighting: ioctl fd %d error %s", + camfd, strerror(errno)); +} + +void QualcommCameraHardware::setAntiBanding(int camfd, const char *antibanding) +{ + int antibandvalue = 0; + struct msm_ctrl_cmd_t ctrlCmd; + + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_SET_PARM_ANTIBANDING; + ctrlCmd.length = sizeof(int32_t); + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + antibandvalue = attr_lookup(anti_banding, + antibanding, + CAMERA_ANTIBANDING_OFF); + ctrlCmd.value = (void *)&antibandvalue; + LOGV("In setAntiBanding: match: %s: %d", + antibanding, antibandvalue); + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) + LOGE("setAntiBanding: ioctl %d error %s", + camfd, strerror(errno)); +} + +void QualcommCameraHardware::setBrightness(int brightness) +{ + struct msm_ctrl_cmd_t ctrlCmd; + LOGV("In setBrightness: %d", brightness); + ctrlCmd.timeout_ms = 5000; + ctrlCmd.type = CAMERA_SET_PARM_BRIGHTNESS; + ctrlCmd.length = sizeof(int); + ctrlCmd.value = (void *)&brightness; + ctrlCmd.resp_fd = mCameraControlFd; // FIXME: this will be put in by the kernel + + if(ioctl(mCameraControlFd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) + LOGE("setBrightness: ioctl fd %d error %s", + mCameraControlFd, strerror(errno)); +} + +bool QualcommCameraHardware::native_get_zoom(int camfd, void *pZm) +{ + struct msm_ctrl_cmd_t ctrlCmd; + cam_parm_info_t *pZoom = (cam_parm_info_t *)pZm; + ctrlCmd.type = CAMERA_GET_PARM_ZOOM; + ctrlCmd.timeout_ms = 5000; + ctrlCmd.length = sizeof(cam_parm_info_t); + ctrlCmd.value = pZoom; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_get_zoom: ioctl fd %d error %s", + camfd, strerror(errno)); + return false; + } + + LOGV("native_get_zoom::current val=%d max=%d min=%d step val=%d", + pZoom->current_value, + pZoom->maximum_value, + pZoom->minimum_value, + pZoom->step_value); + + memcpy(pZoom, (cam_parm_info_t *)ctrlCmd.value, sizeof(cam_parm_info_t)); + + return ctrlCmd.status; +} + +bool QualcommCameraHardware::native_set_zoom(int camfd, void *pZm) +{ + struct msm_ctrl_cmd_t ctrlCmd; + + int32_t *pZoom = (int32_t *)pZm; + + ctrlCmd.type = CAMERA_SET_PARM_ZOOM; + ctrlCmd.timeout_ms = 5000; + ctrlCmd.length = sizeof(int32_t); + ctrlCmd.value = pZoom; + ctrlCmd.resp_fd = camfd; // FIXME: this will be put in by the kernel + + if(ioctl(camfd, MSM_CAM_IOCTL_CTRL_COMMAND, &ctrlCmd) < 0) { + LOGE("native_set_zoom: ioctl fd %d error %s", + camfd, strerror(errno)); + return false; + } + + memcpy(pZoom, (int32_t *)ctrlCmd.value, sizeof(int32_t)); + return ctrlCmd.status; +} + +void QualcommCameraHardware::performZoom(bool ZoomDir) +{ + if(mZoomInitialised == false) { + native_get_zoom(mCameraControlFd, (void *)&mZoom); + if(mZoom.maximum_value != 0) { + mZoomInitialised = true; + mZoom.step_value = (int) (mZoom.maximum_value/MAX_ZOOM_STEPS); + if( mZoom.step_value > 3 ) + mZoom.step_value = 3; + } + } + + if (ZoomDir) { + LOGV("performZoom::got zoom value of %d %d %d zoom in", + mZoom.current_value, + mZoom.step_value, + mZoom.maximum_value); + if((mZoom.current_value + mZoom.step_value) < mZoom.maximum_value) { + mZoom.current_value += mZoom.step_value; + LOGV("performZoom::Setting Zoom value of %d ",mZoom.current_value); + native_set_zoom(mCameraControlFd, (void *)&mZoom.current_value); + } + else { + LOGV("performZoom::not able to zoom in %d %d %d", + mZoom.current_value, + mZoom.step_value, + mZoom.maximum_value); + } + } + else + { + LOGV("performZoom::got zoom value of %d %d %d zoom out", + mZoom.current_value, + mZoom.step_value, + mZoom.minimum_value); + if((mZoom.current_value - mZoom.step_value) >= mZoom.minimum_value) + { + mZoom.current_value -= mZoom.step_value; + LOGV("performZoom::setting zoom value of %d ", + mZoom.current_value); + native_set_zoom(mCameraControlFd, (void *)&mZoom.current_value); + } + else + { + LOGV("performZoom::not able to zoom out %d %d %d", + mZoom.current_value, + mZoom.step_value, + mZoom.maximum_value); + } + } +} + +QualcommCameraHardware::MemPool::MemPool(int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name) : + mBufferSize(buffer_size), + mNumBuffers(num_buffers), + mFrameSize(frame_size), + mFrameOffset(frame_offset), + mBuffers(NULL), mName(name) +{ + // empty +} + +void QualcommCameraHardware::MemPool::completeInitialization() +{ + // If we do not know how big the frame will be, we wait to allocate + // the buffers describing the individual frames until we do know their + // size. + + if (mFrameSize > 0) { + mBuffers = new sp[mNumBuffers]; + for (int i = 0; i < mNumBuffers; i++) { + mBuffers[i] = new + MemoryBase(mHeap, + i * mBufferSize + mFrameOffset, + mFrameSize); + } + } +} + +QualcommCameraHardware::AshmemPool::AshmemPool(int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name) : + QualcommCameraHardware::MemPool(buffer_size, + num_buffers, + frame_size, + frame_offset, + name) +{ + LOGV("constructing MemPool %s backed by ashmem: " + "%d frames @ %d uint8_ts, offset %d, " + "buffer size %d", + mName, + num_buffers, frame_size, frame_offset, buffer_size); + + int page_mask = getpagesize() - 1; + int ashmem_size = buffer_size * num_buffers; + ashmem_size += page_mask; + ashmem_size &= ~page_mask; + + mHeap = new MemoryHeapBase(ashmem_size); + + completeInitialization(); +} + +QualcommCameraHardware::PmemPool::PmemPool(const char *pmem_pool, + int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name) : + QualcommCameraHardware::MemPool(buffer_size, + num_buffers, + frame_size, + frame_offset, + name) +{ + LOGV("constructing MemPool %s backed by pmem pool %s: " + "%d frames @ %d bytes, offset %d, buffer size %d", + mName, + pmem_pool, num_buffers, frame_size, frame_offset, + buffer_size); + + // Make a new mmap'ed heap that can be shared across processes. + + mAlignedSize = clp2(buffer_size * num_buffers); + + sp masterHeap = + new MemoryHeapBase(pmem_pool, mAlignedSize, 0); + sp pmemHeap = new MemoryHeapPmem(masterHeap, 0); + if (pmemHeap->getHeapID() >= 0) { + pmemHeap->slap(); + masterHeap.clear(); + mHeap = pmemHeap; + pmemHeap.clear(); + + mFd = mHeap->getHeapID(); + if (::ioctl(mFd, PMEM_GET_SIZE, &mSize)) { + LOGE("pmem pool %s ioctl(PMEM_GET_SIZE) error %s (%d)", + pmem_pool, + ::strerror(errno), errno); + mHeap.clear(); + return; + } + + LOGE("pmem pool %s ioctl(fd = %d, PMEM_GET_SIZE) is %ld", + pmem_pool, + mFd, + mSize.len); + + completeInitialization(); + } + else LOGE("pmem pool %s error: could not create master heap!", + pmem_pool); +} + +QualcommCameraHardware::PreviewPmemPool::PreviewPmemPool( + int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name) : + QualcommCameraHardware::PmemPool("/dev/pmem_adsp", + buffer_size, + num_buffers, + frame_size, + frame_offset, + name) +{ + LOGV("constructing PreviewPmemPool"); +} + +QualcommCameraHardware::PreviewPmemPool::~PreviewPmemPool() +{ + LOGV("destroying PreviewPmemPool"); + if(initialized()) { + void *base = mHeap->base(); + LOGV("destroying PreviewPmemPool"); + } +} + +QualcommCameraHardware::RawPmemPool::RawPmemPool( + const char *pmem_pool, + int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name) : + QualcommCameraHardware::PmemPool(pmem_pool, + buffer_size, + num_buffers, + frame_size, + frame_offset, + name) +{ + LOGV("constructing RawPmemPool"); +} + +QualcommCameraHardware::RawPmemPool::~RawPmemPool() +{ + LOGV("destroying RawPmemPool"); + if(initialized()) { + void *base = mHeap->base(); + LOGV("releasing RawPmemPool memory %p", + base); + } +} + +QualcommCameraHardware::MemPool::~MemPool() +{ + LOGV("destroying MemPool %s", mName); + if (mFrameSize > 0) + delete [] mBuffers; + mHeap.clear(); + LOGV("destroying MemPool %s completed", mName); +} + +status_t QualcommCameraHardware::MemPool::dump(int fd, const Vector& args) const +{ + const size_t SIZE = 256; + char buffer[SIZE]; + String8 result; + snprintf(buffer, 255, "QualcommCameraHardware::AshmemPool::dump\n"); + result.append(buffer); + if (mName) { + snprintf(buffer, 255, "mem pool name (%s)\n", mName); + result.append(buffer); + } + if (mHeap != 0) { + snprintf(buffer, 255, "heap base(%p), size(%d), flags(%d), device(%s)\n", + mHeap->getBase(), mHeap->getSize(), + mHeap->getFlags(), mHeap->getDevice()); + result.append(buffer); + } + snprintf(buffer, 255, "buffer size (%d), number of buffers (%d)," + " frame size(%d), and frame offset(%d)\n", + mBufferSize, mNumBuffers, mFrameSize, mFrameOffset); + result.append(buffer); + write(fd, result.string(), result.size()); + return NO_ERROR; +} + +static void receive_camframe_callback(struct msm_frame_t *frame) +{ + sp obj = QualcommCameraHardware::getInstance(); + if (obj != 0) { + obj->receivePreviewFrame(frame); + } +} + +static void receive_jpeg_fragment_callback(uint8_t *buff_ptr, uint32_t buff_size) +{ + LOGV("receive_jpeg_fragment_callback E"); + sp obj = QualcommCameraHardware::getInstance(); + if (obj != 0) { + obj->receiveJpegPictureFragment(buff_ptr, buff_size); + } + LOGV("receive_jpeg_fragment_callback X"); +} + +static void receive_jpeg_callback(jpeg_event_t status) +{ + LOGV("receive_jpeg_callback E (completion status %d)", status); + if (status == JPEG_EVENT_DONE) { + sp obj = QualcommCameraHardware::getInstance(); + if (obj != 0) { + obj->receiveJpegPicture(); + } + } + LOGV("receive_jpeg_callback X"); +} + +}; // namespace android diff --git a/libcamera2/QualcommCameraHardware.h b/libcamera2/QualcommCameraHardware.h new file mode 100755 index 0000000..eec6783 --- /dev/null +++ b/libcamera2/QualcommCameraHardware.h @@ -0,0 +1,286 @@ +/* +** Copyright 2008, Google Inc. +** +** 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_HARDWARE_QUALCOMM_CAMERA_HARDWARE_H +#define ANDROID_HARDWARE_QUALCOMM_CAMERA_HARDWARE_H + +#include +#include +#include +#include + +extern "C" { +#include +#include +#include +} + +namespace android { + +class QualcommCameraHardware : public CameraHardwareInterface { +public: + + virtual sp getPreviewHeap() const; + virtual sp getRawHeap() const; + + virtual status_t dump(int fd, const Vector& args) const; + virtual status_t startPreview(preview_callback cb, void* user); + virtual void stopPreview(); + virtual status_t startRecording(recording_callback cb, void* user); + virtual void stopRecording(); + virtual bool recordingEnabled(); + virtual void releaseRecordingFrame(const sp& mem); + virtual status_t autoFocus(autofocus_callback, void *user); + virtual status_t takePicture(shutter_callback, + raw_callback, + jpeg_callback, + void* user); + virtual status_t cancelPicture(bool cancel_shutter, + bool cancel_raw, bool cancel_jpeg); + virtual status_t setParameters(const CameraParameters& params); + virtual CameraParameters getParameters() const; + + virtual void release(); + + static sp createInstance(); + static sp getInstance(); + + + + bool native_set_dimension (int camfd); + void reg_unreg_buf(int camfd, int width, int height, + int pmempreviewfd, uint8_t *prev_buf, + int pmem_type, + bool unregister, + bool active); + bool native_register_preview_bufs(int camfd, + struct msm_frame_t *frame,bool active); + bool native_unregister_preview_bufs(int camfd, int pmempreviewfd, + uint8_t *prev_buf); + + bool native_start_preview(int camfd); + bool native_stop_preview(int camfd); + + bool native_register_snapshot_bufs(int camfd, int pmemthumbnailfd, + int pmemsnapshotfd, + uint8_t *thumbnail_buf, + uint8_t *main_img_buf); + bool native_unregister_snapshot_bufs(int camfd, int pmemThumbnailfd, + int pmemSnapshotfd, + uint8_t *thumbnail_buf, + uint8_t *main_img_buf); + bool native_get_picture(int camfd); + bool native_start_snapshot(int camfd); + bool native_stop_snapshot(int camfd); + bool native_jpeg_encode (int pmemThumbnailfd, int pmemSnapshotfd, + uint8_t *thumbnail_buf, uint8_t *main_img_buf); + + bool native_set_zoom(int camfd, void *pZm); + bool native_get_zoom(int camfd, void *pZm); + + void receivePreviewFrame(struct msm_frame_t *frame); + void receiveJpegPicture(void); + void receiveJpegPictureFragment( + uint8_t * buff_ptr , uint32_t buff_size); + bool previewEnabled(); + + +private: + + QualcommCameraHardware(); + virtual ~QualcommCameraHardware(); + status_t startPreviewInternal(); + void stopPreviewInternal(); + friend void *auto_focus_thread(void *user); + void runAutoFocus(); + void cancelAutoFocus(); + + static wp singleton; + + /* These constants reflect the number of buffers that libmmcamera requires + for preview and raw, and need to be updated when libmmcamera + changes. + */ + static const int kPreviewBufferCount = 4; + static const int kRawBufferCount = 1; + static const int kJpegBufferCount = 1; + static const int kRawFrameHeaderSize = 0; + + //TODO: put the picture dimensions in the CameraParameters object; + CameraParameters mParameters; + int mPreviewHeight; + int mPreviewWidth; + int mRawHeight; + int mRawWidth; + unsigned int frame_size; + int mBrightness; + float mZoomValuePrev; + float mZoomValueCurr; + bool mZoomInitialised; + bool mCameraRunning; + bool mPreviewInitialized; + + // This class represents a heap which maintains several contiguous + // buffers. The heap may be backed by pmem (when pmem_pool contains + // the name of a /dev/pmem* file), or by ashmem (when pmem_pool == NULL). + + struct MemPool : public RefBase { + MemPool(int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name); + + virtual ~MemPool() = 0; + + void completeInitialization(); + bool initialized() const { + return mHeap != NULL && mHeap->base() != MAP_FAILED; + } + + virtual status_t dump(int fd, const Vector& args) const; + + int mBufferSize; + int mNumBuffers; + int mFrameSize; + int mFrameOffset; + sp mHeap; + sp *mBuffers; + + const char *mName; + }; + + struct AshmemPool : public MemPool { + AshmemPool(int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name); + }; + + struct PmemPool : public MemPool { + PmemPool(const char *pmem_pool, + int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name); + virtual ~PmemPool(){ } + int mFd; + uint32_t mAlignedSize; + struct pmem_region mSize; + }; + + struct PreviewPmemPool : public PmemPool { + virtual ~PreviewPmemPool(); + PreviewPmemPool(int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name); + }; + + struct RawPmemPool : public PmemPool { + virtual ~RawPmemPool(); + RawPmemPool(const char *pmem_pool, + int buffer_size, int num_buffers, + int frame_size, + int frame_offset, + const char *name); + }; + + sp mPreviewHeap; + sp mRawHeap; + sp mJpegHeap; + + void startCamera(); + bool initPreview(); + void deinitPreview(); + bool initRaw(bool initJpegHeap); + void deinitRaw(); + + bool mFrameThreadRunning; + Mutex mFrameThreadWaitLock; + Condition mFrameThreadWait; + friend void *frame_thread(void *user); + void runFrameThread(void *data); + + void initDefaultParameters(); + + void setSensorPreviewEffect(int, const char*); + void setSensorWBLighting(int, const char*); + void setAntiBanding(int, const char*); + void setBrightness(int); + void performZoom(bool); + + Mutex mLock; + bool mReleasedRecordingFrame; + + void notifyShutter(); + + void receiveRawPicture(void); + + Mutex mCallbackLock; + Mutex mRecordLock; + Mutex mRecordFrameLock; + Condition mRecordWait; + Condition mStateWait; + + /* mJpegSize keeps track of the size of the accumulated JPEG. We clear it + when we are about to take a picture, so at any time it contains either + zero, or the size of the last JPEG picture taken. + */ + uint32_t mJpegSize; + + + shutter_callback mShutterCallback; + raw_callback mRawPictureCallback; + jpeg_callback mJpegPictureCallback; + void *mPictureCallbackCookie; + + autofocus_callback mAutoFocusCallback; + void *mAutoFocusCallbackCookie; + + preview_callback mPreviewCallback; + void *mPreviewCallbackCookie; + recording_callback mRecordingCallback; + void *mRecordingCallbackCookie; + unsigned int mPreviewFrameSize; + int mRawSize; + int mJpegMaxSize; + +#if DLOPEN_LIBMMCAMERA + void *libmmcamera; +#endif + + int mCameraControlFd; + cam_parm_info_t mZoom; + cam_ctrl_dimension_t mDimension; + int mPmemThumbnailFd; + int mPmemSnapshotFd; + ssize_t mPreviewFrameOffset; + uint8_t *mThumbnailBuf; + uint8_t *mMainImageBuf; + bool mAutoFocusThreadRunning; + Mutex mAutoFocusThreadLock; + int mAutoFocusFd; + + pthread_t mCamConfigThread; + pthread_t mFrameThread; + + struct msm_frame_t frames[kPreviewBufferCount]; + bool mInPreviewCallback; +}; + +}; // namespace android + +#endif