Camera.cpp \
CameraMetadata.cpp \
CameraParameters.cpp \
+ CameraParameters2.cpp \
ICamera.cpp \
ICameraClient.cpp \
ICameraService.cpp \
--- /dev/null
+/*
+**
+** Copyright 2008, 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.
+*/
+
+#define LOG_TAG "CameraParams2"
+// #define LOG_NDEBUG 0
+#include <utils/Log.h>
+
+#include <string.h>
+#include <stdlib.h>
+#include <camera/CameraParameters2.h>
+
+namespace android {
+
+CameraParameters2::CameraParameters2()
+ : mMap()
+{
+}
+
+CameraParameters2::~CameraParameters2()
+{
+}
+
+String8 CameraParameters2::flatten() const
+{
+ String8 flattened("");
+ size_t size = mMap.size();
+
+ for (size_t i = 0; i < size; i++) {
+ String8 k, v;
+ k = mMap.keyAt(i);
+ v = mMap.valueAt(i);
+
+ flattened += k;
+ flattened += "=";
+ flattened += v;
+ if (i != size-1)
+ flattened += ";";
+ }
+
+ ALOGV("%s: Flattened params = %s", __FUNCTION__, flattened.string());
+
+ return flattened;
+}
+
+void CameraParameters2::unflatten(const String8 ¶ms)
+{
+ const char *a = params.string();
+ const char *b;
+
+ mMap.clear();
+
+ for (;;) {
+ // Find the bounds of the key name.
+ b = strchr(a, '=');
+ if (b == 0)
+ break;
+
+ // Create the key string.
+ String8 k(a, (size_t)(b-a));
+
+ // Find the value.
+ a = b+1;
+ b = strchr(a, ';');
+ if (b == 0) {
+ // If there's no semicolon, this is the last item.
+ String8 v(a);
+ mMap.add(k, v);
+ break;
+ }
+
+ String8 v(a, (size_t)(b-a));
+ mMap.add(k, v);
+ a = b+1;
+ }
+}
+
+
+void CameraParameters2::set(const char *key, const char *value)
+{
+ // XXX i think i can do this with strspn()
+ if (strchr(key, '=') || strchr(key, ';')) {
+ //XXX ALOGE("Key \"%s\"contains invalid character (= or ;)", key);
+ return;
+ }
+
+ if (strchr(value, '=') || strchr(value, ';')) {
+ //XXX ALOGE("Value \"%s\"contains invalid character (= or ;)", value);
+ return;
+ }
+
+ // Replacing a value updates the key's order to be the new largest order
+ ssize_t res = mMap.replaceValueFor(String8(key), String8(value));
+ LOG_ALWAYS_FATAL_IF(res < 0, "replaceValueFor(%s,%s) failed", key, value);
+}
+
+void CameraParameters2::set(const char *key, int value)
+{
+ char str[16];
+ sprintf(str, "%d", value);
+ set(key, str);
+}
+
+void CameraParameters2::setFloat(const char *key, float value)
+{
+ char str[16]; // 14 should be enough. We overestimate to be safe.
+ snprintf(str, sizeof(str), "%g", value);
+ set(key, str);
+}
+
+const char *CameraParameters2::get(const char *key) const
+{
+ ssize_t idx = mMap.indexOfKey(String8(key));
+ if (idx < 0) {
+ return NULL;
+ } else {
+ return mMap.valueAt(idx).string();
+ }
+}
+
+int CameraParameters2::getInt(const char *key) const
+{
+ const char *v = get(key);
+ if (v == 0)
+ return -1;
+ return strtol(v, 0, 0);
+}
+
+float CameraParameters2::getFloat(const char *key) const
+{
+ const char *v = get(key);
+ if (v == 0) return -1;
+ return strtof(v, 0);
+}
+
+status_t CameraParameters2::compareSetOrder(const char *key1, const char *key2,
+ int *order) const {
+ if (key1 == NULL) {
+ ALOGE("%s: key1 must not be NULL", __FUNCTION__);
+ return BAD_VALUE;
+ } else if (key2 == NULL) {
+ ALOGE("%s: key2 must not be NULL", __FUNCTION__);
+ return BAD_VALUE;
+ } else if (order == NULL) {
+ ALOGE("%s: order must not be NULL", __FUNCTION__);
+ return BAD_VALUE;
+ }
+
+ ssize_t index1 = mMap.indexOfKey(String8(key1));
+ ssize_t index2 = mMap.indexOfKey(String8(key2));
+ if (index1 < 0) {
+ ALOGW("%s: Key1 (%s) was not set", __FUNCTION__, key1);
+ return NAME_NOT_FOUND;
+ } else if (index2 < 0) {
+ ALOGW("%s: Key2 (%s) was not set", __FUNCTION__, key2);
+ return NAME_NOT_FOUND;
+ }
+
+ *order = (index1 == index2) ? 0 :
+ (index1 < index2) ? -1 :
+ 1;
+
+ return OK;
+}
+
+void CameraParameters2::remove(const char *key)
+{
+ mMap.removeItem(String8(key));
+}
+
+// Parse string like "640x480" or "10000,20000"
+static int parse_pair(const char *str, int *first, int *second, char delim,
+ char **endptr = NULL)
+{
+ // Find the first integer.
+ char *end;
+ int w = (int)strtol(str, &end, 10);
+ // If a delimeter does not immediately follow, give up.
+ if (*end != delim) {
+ ALOGE("Cannot find delimeter (%c) in str=%s", delim, str);
+ return -1;
+ }
+
+ // Find the second integer, immediately after the delimeter.
+ int h = (int)strtol(end+1, &end, 10);
+
+ *first = w;
+ *second = h;
+
+ if (endptr) {
+ *endptr = end;
+ }
+
+ return 0;
+}
+
+static void parseSizesList(const char *sizesStr, Vector<Size> &sizes)
+{
+ if (sizesStr == 0) {
+ return;
+ }
+
+ char *sizeStartPtr = (char *)sizesStr;
+
+ while (true) {
+ int width, height;
+ int success = parse_pair(sizeStartPtr, &width, &height, 'x',
+ &sizeStartPtr);
+ if (success == -1 || (*sizeStartPtr != ',' && *sizeStartPtr != '\0')) {
+ ALOGE("Picture sizes string \"%s\" contains invalid character.", sizesStr);
+ return;
+ }
+ sizes.push(Size(width, height));
+
+ if (*sizeStartPtr == '\0') {
+ return;
+ }
+ sizeStartPtr++;
+ }
+}
+
+void CameraParameters2::setPreviewSize(int width, int height)
+{
+ char str[32];
+ sprintf(str, "%dx%d", width, height);
+ set(CameraParameters::KEY_PREVIEW_SIZE, str);
+}
+
+void CameraParameters2::getPreviewSize(int *width, int *height) const
+{
+ *width = *height = -1;
+ // Get the current string, if it doesn't exist, leave the -1x-1
+ const char *p = get(CameraParameters::KEY_PREVIEW_SIZE);
+ if (p == 0) return;
+ parse_pair(p, width, height, 'x');
+}
+
+void CameraParameters2::getPreferredPreviewSizeForVideo(int *width, int *height) const
+{
+ *width = *height = -1;
+ const char *p = get(CameraParameters::KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO);
+ if (p == 0) return;
+ parse_pair(p, width, height, 'x');
+}
+
+void CameraParameters2::getSupportedPreviewSizes(Vector<Size> &sizes) const
+{
+ const char *previewSizesStr = get(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES);
+ parseSizesList(previewSizesStr, sizes);
+}
+
+void CameraParameters2::setVideoSize(int width, int height)
+{
+ char str[32];
+ sprintf(str, "%dx%d", width, height);
+ set(CameraParameters::KEY_VIDEO_SIZE, str);
+}
+
+void CameraParameters2::getVideoSize(int *width, int *height) const
+{
+ *width = *height = -1;
+ const char *p = get(CameraParameters::KEY_VIDEO_SIZE);
+ if (p == 0) return;
+ parse_pair(p, width, height, 'x');
+}
+
+void CameraParameters2::getSupportedVideoSizes(Vector<Size> &sizes) const
+{
+ const char *videoSizesStr = get(CameraParameters::KEY_SUPPORTED_VIDEO_SIZES);
+ parseSizesList(videoSizesStr, sizes);
+}
+
+void CameraParameters2::setPreviewFrameRate(int fps)
+{
+ set(CameraParameters::KEY_PREVIEW_FRAME_RATE, fps);
+}
+
+int CameraParameters2::getPreviewFrameRate() const
+{
+ return getInt(CameraParameters::KEY_PREVIEW_FRAME_RATE);
+}
+
+void CameraParameters2::getPreviewFpsRange(int *min_fps, int *max_fps) const
+{
+ *min_fps = *max_fps = -1;
+ const char *p = get(CameraParameters::KEY_PREVIEW_FPS_RANGE);
+ if (p == 0) return;
+ parse_pair(p, min_fps, max_fps, ',');
+}
+
+void CameraParameters2::setPreviewFpsRange(int min_fps, int max_fps)
+{
+ String8 str = String8::format("%d,%d", min_fps, max_fps);
+ set(CameraParameters::KEY_PREVIEW_FPS_RANGE, str.string());
+}
+
+void CameraParameters2::setPreviewFormat(const char *format)
+{
+ set(CameraParameters::KEY_PREVIEW_FORMAT, format);
+}
+
+const char *CameraParameters2::getPreviewFormat() const
+{
+ return get(CameraParameters::KEY_PREVIEW_FORMAT);
+}
+
+void CameraParameters2::setPictureSize(int width, int height)
+{
+ char str[32];
+ sprintf(str, "%dx%d", width, height);
+ set(CameraParameters::KEY_PICTURE_SIZE, str);
+}
+
+void CameraParameters2::getPictureSize(int *width, int *height) const
+{
+ *width = *height = -1;
+ // Get the current string, if it doesn't exist, leave the -1x-1
+ const char *p = get(CameraParameters::KEY_PICTURE_SIZE);
+ if (p == 0) return;
+ parse_pair(p, width, height, 'x');
+}
+
+void CameraParameters2::getSupportedPictureSizes(Vector<Size> &sizes) const
+{
+ const char *pictureSizesStr = get(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES);
+ parseSizesList(pictureSizesStr, sizes);
+}
+
+void CameraParameters2::setPictureFormat(const char *format)
+{
+ set(CameraParameters::KEY_PICTURE_FORMAT, format);
+}
+
+const char *CameraParameters2::getPictureFormat() const
+{
+ return get(CameraParameters::KEY_PICTURE_FORMAT);
+}
+
+void CameraParameters2::dump() const
+{
+ ALOGD("dump: mMap.size = %d", mMap.size());
+ for (size_t i = 0; i < mMap.size(); i++) {
+ String8 k, v;
+ k = mMap.keyAt(i);
+ v = mMap.valueAt(i);
+ ALOGD("%s: %s\n", k.string(), v.string());
+ }
+}
+
+status_t CameraParameters2::dump(int fd, const Vector<String16>& args) const
+{
+ const size_t SIZE = 256;
+ char buffer[SIZE];
+ String8 result;
+ snprintf(buffer, 255, "CameraParameters2::dump: mMap.size = %zu\n", mMap.size());
+ result.append(buffer);
+ for (size_t i = 0; i < mMap.size(); i++) {
+ String8 k, v;
+ k = mMap.keyAt(i);
+ v = mMap.valueAt(i);
+ snprintf(buffer, 255, "\t%s: %s\n", k.string(), v.string());
+ result.append(buffer);
+ }
+ write(fd, result.string(), result.size());
+ return NO_ERROR;
+}
+
+}; // namespace android
--- /dev/null
+/*
+ * Copyright (C) 2014 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_HARDWARE_CAMERA_PARAMETERS2_H
+#define ANDROID_HARDWARE_CAMERA_PARAMETERS2_H
+
+#include <utils/Vector.h>
+#include <utils/String8.h>
+#include "CameraParameters.h"
+
+namespace android {
+
+/**
+ * A copy of CameraParameters plus ABI-breaking changes. Needed
+ * because some camera HALs directly link to CameraParameters and cannot
+ * tolerate an ABI change.
+ */
+class CameraParameters2
+{
+public:
+ CameraParameters2();
+ CameraParameters2(const String8 ¶ms) { unflatten(params); }
+ ~CameraParameters2();
+
+ String8 flatten() const;
+ void unflatten(const String8 ¶ms);
+
+ void set(const char *key, const char *value);
+ void set(const char *key, int value);
+ void setFloat(const char *key, float value);
+ // Look up string value by key.
+ // -- The string remains valid until the next set/remove of the same key,
+ // or until the map gets cleared.
+ const char *get(const char *key) const;
+ int getInt(const char *key) const;
+ float getFloat(const char *key) const;
+
+ // Compare the order that key1 was set vs the order that key2 was set.
+ //
+ // Sets the order parameter to an integer less than, equal to, or greater
+ // than zero if key1's set order was respectively, to be less than, to
+ // match, or to be greater than key2's set order.
+ //
+ // Error codes:
+ // * NAME_NOT_FOUND - if either key has not been set previously
+ // * BAD_VALUE - if any of the parameters are NULL
+ status_t compareSetOrder(const char *key1, const char *key2,
+ /*out*/
+ int *order) const;
+
+ void remove(const char *key);
+
+ void setPreviewSize(int width, int height);
+ void getPreviewSize(int *width, int *height) const;
+ void getSupportedPreviewSizes(Vector<Size> &sizes) const;
+
+ // Set the dimensions in pixels to the given width and height
+ // for video frames. The given width and height must be one
+ // of the supported dimensions returned from
+ // getSupportedVideoSizes(). Must not be called if
+ // getSupportedVideoSizes() returns an empty Vector of Size.
+ void setVideoSize(int width, int height);
+ // Retrieve the current dimensions (width and height)
+ // in pixels for video frames, which must be one of the
+ // supported dimensions returned from getSupportedVideoSizes().
+ // Must not be called if getSupportedVideoSizes() returns an
+ // empty Vector of Size.
+ void getVideoSize(int *width, int *height) const;
+ // Retrieve a Vector of supported dimensions (width and height)
+ // in pixels for video frames. If sizes returned from the method
+ // is empty, the camera does not support calls to setVideoSize()
+ // or getVideoSize(). In adddition, it also indicates that
+ // the camera only has a single output, and does not have
+ // separate output for video frames and preview frame.
+ void getSupportedVideoSizes(Vector<Size> &sizes) const;
+ // Retrieve the preferred preview size (width and height) in pixels
+ // for video recording. The given width and height must be one of
+ // supported preview sizes returned from getSupportedPreviewSizes().
+ // Must not be called if getSupportedVideoSizes() returns an empty
+ // Vector of Size. If getSupportedVideoSizes() returns an empty
+ // Vector of Size, the width and height returned from this method
+ // is invalid, and is "-1x-1".
+ void getPreferredPreviewSizeForVideo(int *width, int *height) const;
+
+ void setPreviewFrameRate(int fps);
+ int getPreviewFrameRate() const;
+ void getPreviewFpsRange(int *min_fps, int *max_fps) const;
+ void setPreviewFpsRange(int min_fps, int max_fps);
+ void setPreviewFormat(const char *format);
+ const char *getPreviewFormat() const;
+ void setPictureSize(int width, int height);
+ void getPictureSize(int *width, int *height) const;
+ void getSupportedPictureSizes(Vector<Size> &sizes) const;
+ void setPictureFormat(const char *format);
+ const char *getPictureFormat() const;
+
+ void dump() const;
+ status_t dump(int fd, const Vector<String16>& args) const;
+
+private:
+
+ // Quick and dirty map that maintains insertion order
+ template <typename KeyT, typename ValueT>
+ struct OrderedKeyedVector {
+
+ ssize_t add(const KeyT& key, const ValueT& value) {
+ return mList.add(Pair(key, value));
+ }
+
+ size_t size() const {
+ return mList.size();
+ }
+
+ const KeyT& keyAt(size_t idx) const {
+ return mList[idx].mKey;
+ }
+
+ const ValueT& valueAt(size_t idx) const {
+ return mList[idx].mValue;
+ }
+
+ const ValueT& valueFor(const KeyT& key) const {
+ ssize_t i = indexOfKey(key);
+ LOG_ALWAYS_FATAL_IF(i<0, "%s: key not found", __PRETTY_FUNCTION__);
+
+ return valueAt(i);
+ }
+
+ ssize_t indexOfKey(const KeyT& key) const {
+ size_t vectorIdx = 0;
+ for (; vectorIdx < mList.size(); ++vectorIdx) {
+ if (mList[vectorIdx].mKey == key) {
+ return (ssize_t) vectorIdx;
+ }
+ }
+
+ return NAME_NOT_FOUND;
+ }
+
+ ssize_t removeItem(const KeyT& key) {
+ size_t vectorIdx = (size_t) indexOfKey(key);
+
+ if (vectorIdx < 0) {
+ return vectorIdx;
+ }
+
+ return mList.removeAt(vectorIdx);
+ }
+
+ void clear() {
+ mList.clear();
+ }
+
+ // Same as removing and re-adding. The key's index changes to max.
+ ssize_t replaceValueFor(const KeyT& key, const ValueT& value) {
+ removeItem(key);
+ return add(key, value);
+ }
+
+ private:
+
+ struct Pair {
+ Pair() : mKey(), mValue() {}
+ Pair(const KeyT& key, const ValueT& value) :
+ mKey(key),
+ mValue(value) {}
+ KeyT mKey;
+ ValueT mValue;
+ };
+
+ Vector<Pair> mList;
+ };
+
+ /**
+ * Order matters: Keys that are set() later are stored later in the map.
+ *
+ * If two keys have meaning that conflict, then the later-set key
+ * wins.
+ *
+ * For example, preview FPS and preview FPS range conflict since only
+ * we only want to use the FPS range if that's the last thing that was set.
+ * So in that case, only use preview FPS range if it was set later than
+ * the preview FPS.
+ */
+ OrderedKeyedVector<String8,String8> mMap;
+};
+
+}; // namespace android
+
+#endif
#define LOG_TAG "Camera2-Parameters"
#define ATRACE_TAG ATRACE_TAG_CAMERA
-//#define LOG_NDEBUG 0
+// #define LOG_NDEBUG 0
#include <utils/Log.h>
#include <utils/Trace.h>
staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2);
if (!availableFpsRanges.count) return NO_INIT;
- previewFpsRange[0] = availableFpsRanges.data.i32[0];
- previewFpsRange[1] = availableFpsRanges.data.i32[1];
-
- params.set(CameraParameters::KEY_PREVIEW_FPS_RANGE,
- String8::format("%d,%d",
- previewFpsRange[0] * kFpsToApiScale,
- previewFpsRange[1] * kFpsToApiScale));
-
- {
- String8 supportedPreviewFpsRange;
- for (size_t i=0; i < availableFpsRanges.count; i += 2) {
- if (i != 0) supportedPreviewFpsRange += ",";
- supportedPreviewFpsRange += String8::format("(%d,%d)",
- availableFpsRanges.data.i32[i] * kFpsToApiScale,
- availableFpsRanges.data.i32[i+1] * kFpsToApiScale);
- }
- params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FPS_RANGE,
- supportedPreviewFpsRange);
- }
-
previewFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP;
params.set(CameraParameters::KEY_PREVIEW_FORMAT,
formatEnumToString(previewFormat)); // NV21
supportedPreviewFormats);
}
+ previewFpsRange[0] = availableFpsRanges.data.i32[0];
+ previewFpsRange[1] = availableFpsRanges.data.i32[1];
+
// PREVIEW_FRAME_RATE / SUPPORTED_PREVIEW_FRAME_RATES are deprecated, but
// still have to do something sane for them
params.set(CameraParameters::KEY_PREVIEW_FRAME_RATE,
previewFps);
+ // PREVIEW_FPS_RANGE
+ // -- Order matters. Set range after single value to so that a roundtrip
+ // of setParameters(getParameters()) would keep the FPS range in higher
+ // order.
+ params.set(CameraParameters::KEY_PREVIEW_FPS_RANGE,
+ String8::format("%d,%d",
+ previewFpsRange[0] * kFpsToApiScale,
+ previewFpsRange[1] * kFpsToApiScale));
+
+ {
+ String8 supportedPreviewFpsRange;
+ for (size_t i=0; i < availableFpsRanges.count; i += 2) {
+ if (i != 0) supportedPreviewFpsRange += ",";
+ supportedPreviewFpsRange += String8::format("(%d,%d)",
+ availableFpsRanges.data.i32[i] * kFpsToApiScale,
+ availableFpsRanges.data.i32[i+1] * kFpsToApiScale);
+ }
+ params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FPS_RANGE,
+ supportedPreviewFpsRange);
+ }
+
{
SortedVector<int32_t> sortedPreviewFrameRates;
status_t Parameters::set(const String8& paramString) {
status_t res;
- CameraParameters newParams(paramString);
+ CameraParameters2 newParams(paramString);
// TODO: Currently ignoring any changes to supposedly read-only parameters
// such as supported preview sizes, etc. Should probably produce an error if
// RECORDING_HINT (always supported)
validatedParams.recordingHint = boolFromString(
newParams.get(CameraParameters::KEY_RECORDING_HINT) );
- bool recordingHintChanged = validatedParams.recordingHint != recordingHint;
- ALOGV_IF(recordingHintChanged, "%s: Recording hint changed to %d",
- __FUNCTION__, recordingHintChanged);
+ IF_ALOGV() { // Avoid unused variable warning
+ bool recordingHintChanged =
+ validatedParams.recordingHint != recordingHint;
+ if (recordingHintChanged) {
+ ALOGV("%s: Recording hint changed to %d",
+ __FUNCTION__, validatedParams.recordingHint);
+ }
+ }
// PREVIEW_FPS_RANGE
- bool fpsRangeChanged = false;
- int32_t lastSetFpsRange[2];
- params.getPreviewFpsRange(&lastSetFpsRange[0], &lastSetFpsRange[1]);
- lastSetFpsRange[0] /= kFpsToApiScale;
- lastSetFpsRange[1] /= kFpsToApiScale;
+ /**
+ * Use the single FPS value if it was set later than the range.
+ * Otherwise, use the range value.
+ */
+ bool fpsUseSingleValue;
+ {
+ const char *fpsRange, *fpsSingle;
+
+ fpsRange = newParams.get(CameraParameters::KEY_PREVIEW_FRAME_RATE);
+ fpsSingle = newParams.get(CameraParameters::KEY_PREVIEW_FPS_RANGE);
+
+ /**
+ * Pick either the range or the single key if only one was set.
+ *
+ * If both are set, pick the one that has greater set order.
+ */
+ if (fpsRange == NULL && fpsSingle == NULL) {
+ ALOGE("%s: FPS was not set. One of %s or %s must be set.",
+ __FUNCTION__, CameraParameters::KEY_PREVIEW_FRAME_RATE,
+ CameraParameters::KEY_PREVIEW_FPS_RANGE);
+ return BAD_VALUE;
+ } else if (fpsRange == NULL) {
+ fpsUseSingleValue = true;
+ ALOGV("%s: FPS range not set, using FPS single value",
+ __FUNCTION__);
+ } else if (fpsSingle == NULL) {
+ fpsUseSingleValue = false;
+ ALOGV("%s: FPS single not set, using FPS range value",
+ __FUNCTION__);
+ } else {
+ int fpsKeyOrder;
+ res = newParams.compareSetOrder(
+ CameraParameters::KEY_PREVIEW_FRAME_RATE,
+ CameraParameters::KEY_PREVIEW_FPS_RANGE,
+ &fpsKeyOrder);
+ LOG_ALWAYS_FATAL_IF(res != OK, "Impossibly bad FPS keys");
+
+ fpsUseSingleValue = (fpsKeyOrder > 0);
+ }
+
+ ALOGV("%s: Preview FPS value is used from '%s'",
+ __FUNCTION__, fpsUseSingleValue ? "single" : "range");
+ }
newParams.getPreviewFpsRange(&validatedParams.previewFpsRange[0],
&validatedParams.previewFpsRange[1]);
+
validatedParams.previewFpsRange[0] /= kFpsToApiScale;
validatedParams.previewFpsRange[1] /= kFpsToApiScale;
- // Compare the FPS range value from the last set() to the current set()
- // to determine if the client has changed it
- if (validatedParams.previewFpsRange[0] != lastSetFpsRange[0] ||
- validatedParams.previewFpsRange[1] != lastSetFpsRange[1]) {
+ // Ignore the FPS range if the FPS single has higher precedence
+ if (!fpsUseSingleValue) {
+ ALOGV("%s: Preview FPS range (%d, %d)", __FUNCTION__,
+ validatedParams.previewFpsRange[0],
+ validatedParams.previewFpsRange[1]);
- fpsRangeChanged = true;
camera_metadata_ro_entry_t availablePreviewFpsRanges =
staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2);
for (i = 0; i < availablePreviewFpsRanges.count; i += 2) {
}
}
- // PREVIEW_FRAME_RATE Deprecated, only use if the preview fps range is
- // unchanged this time. The single-value FPS is the same as the minimum of
- // the range. To detect whether the application has changed the value of
- // previewFps, compare against their last-set preview FPS.
- if (!fpsRangeChanged) {
+ // PREVIEW_FRAME_RATE Deprecated
+ // - Use only if the single FPS value was set later than the FPS range
+ if (fpsUseSingleValue) {
int previewFps = newParams.getPreviewFrameRate();
- int lastSetPreviewFps = params.getPreviewFrameRate();
- if (previewFps != lastSetPreviewFps || recordingHintChanged) {
+ ALOGV("%s: Preview FPS single value requested: %d",
+ __FUNCTION__, previewFps);
+ {
camera_metadata_ro_entry_t availableFrameRates =
staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES);
/**
}
}
+ /**
+ * Update Preview FPS and Preview FPS ranges based on
+ * what we actually set.
+ *
+ * This updates the API-visible (Camera.Parameters#getParameters) values of
+ * the FPS fields, not only the internal versions.
+ *
+ * Order matters: The value that was set last takes precedence.
+ * - If the client does a setParameters(getParameters()) we retain
+ * the same order for preview FPS.
+ */
+ if (!fpsUseSingleValue) {
+ // Set fps single, then fps range (range wins)
+ newParams.setPreviewFrameRate(
+ fpsFromRange(/*min*/validatedParams.previewFpsRange[0],
+ /*max*/validatedParams.previewFpsRange[1]));
+ newParams.setPreviewFpsRange(
+ validatedParams.previewFpsRange[0] * kFpsToApiScale,
+ validatedParams.previewFpsRange[1] * kFpsToApiScale);
+ } else {
+ // Set fps range, then fps single (single wins)
+ newParams.setPreviewFpsRange(
+ validatedParams.previewFpsRange[0] * kFpsToApiScale,
+ validatedParams.previewFpsRange[1] * kFpsToApiScale);
+ // Set this to the same value, but with higher priority
+ newParams.setPreviewFrameRate(
+ newParams.getPreviewFrameRate());
+ }
+
// PICTURE_SIZE
newParams.getPictureSize(&validatedParams.pictureWidth,
&validatedParams.pictureHeight);
#include <utils/Vector.h>
#include <utils/KeyedVector.h>
#include <camera/CameraParameters.h>
+#include <camera/CameraParameters2.h>
#include <camera/CameraMetadata.h>
namespace android {
/**
* Current camera state; this is the full state of the Camera under the old
- * camera API (contents of the CameraParameters object in a more-efficient
+ * camera API (contents of the CameraParameters2 object in a more-efficient
* format, plus other state). The enum values are mostly based off the
* corresponding camera2 enums, not the camera1 strings. A few are defined here
* if they don't cleanly map to camera2 values.
LIGHTFX_HDR
} lightFx;
- CameraParameters params;
+ CameraParameters2 params;
String8 paramsFlattened;
// These parameters are also part of the camera API-visible state, but not