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Diffstat (limited to 'services/camera/libcameraservice/api2/CameraDeviceClient.cpp')
-rw-r--r--services/camera/libcameraservice/api2/CameraDeviceClient.cpp76
1 files changed, 72 insertions, 4 deletions
diff --git a/services/camera/libcameraservice/api2/CameraDeviceClient.cpp b/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
index e3301aa..e6865bb 100644
--- a/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
+++ b/services/camera/libcameraservice/api2/CameraDeviceClient.cpp
@@ -353,6 +353,14 @@ status_t CameraDeviceClient::createStream(int width, int height, int format,
useAsync = true;
}
+ int32_t disallowedFlags = GraphicBuffer::USAGE_HW_VIDEO_ENCODER |
+ GRALLOC_USAGE_RENDERSCRIPT;
+ int32_t allowedFlags = GraphicBuffer::USAGE_SW_READ_MASK |
+ GraphicBuffer::USAGE_HW_TEXTURE |
+ GraphicBuffer::USAGE_HW_COMPOSER;
+ bool flexibleConsumer = (consumerUsage & disallowedFlags) == 0 &&
+ (consumerUsage & allowedFlags) != 0;
+
sp<IBinder> binder;
sp<ANativeWindow> anw;
if (bufferProducer != 0) {
@@ -382,14 +390,18 @@ status_t CameraDeviceClient::createStream(int width, int height, int format,
// IMPLEMENTATION_DEFINED. b/9487482
if (format >= HAL_PIXEL_FORMAT_RGBA_8888 &&
format <= HAL_PIXEL_FORMAT_BGRA_8888) {
- ALOGW("%s: Camera %d: Overriding format 0x%x to IMPLEMENTATION_DEFINED",
+ ALOGW("%s: Camera %d: Overriding format %#x to IMPLEMENTATION_DEFINED",
__FUNCTION__, mCameraId, format);
format = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED;
}
- // TODO: add startConfigure/stopConfigure call to CameraDeviceBase
- // this will make it so Camera3Device doesn't call configure_streams
- // after each call, but only once we are done with all.
+ // Round dimensions to the nearest dimensions available for this format
+ if (flexibleConsumer && !CameraDeviceClient::roundBufferDimensionNearest(width, height,
+ format, mDevice->info(), /*out*/&width, /*out*/&height)) {
+ ALOGE("%s: No stream configurations with the format %#x defined, failed to create stream.",
+ __FUNCTION__, format);
+ return BAD_VALUE;
+ }
int streamId = -1;
res = mDevice->createStream(anw, width, height, format, &streamId);
@@ -425,6 +437,62 @@ status_t CameraDeviceClient::createStream(int width, int height, int format,
return res;
}
+
+bool CameraDeviceClient::roundBufferDimensionNearest(int32_t width, int32_t height,
+ int32_t format, const CameraMetadata& info,
+ /*out*/int32_t* outWidth, /*out*/int32_t* outHeight) {
+
+ camera_metadata_ro_entry streamConfigs =
+ info.find(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS);
+
+ int32_t bestWidth = -1;
+ int32_t bestHeight = -1;
+
+ // Iterate through listed stream configurations and find the one with the smallest euclidean
+ // distance from the given dimensions for the given format.
+ for (size_t i = 0; i < streamConfigs.count; i += 4) {
+ int32_t fmt = streamConfigs.data.i32[i];
+ int32_t w = streamConfigs.data.i32[i + 1];
+ int32_t h = streamConfigs.data.i32[i + 2];
+
+ // Ignore input/output type for now
+ if (fmt == format) {
+ if (w == width && h == height) {
+ bestWidth = width;
+ bestHeight = height;
+ break;
+ } else if (w <= ROUNDING_WIDTH_CAP && (bestWidth == -1 ||
+ CameraDeviceClient::euclidDistSquare(w, h, width, height) <
+ CameraDeviceClient::euclidDistSquare(bestWidth, bestHeight, width, height))) {
+ bestWidth = w;
+ bestHeight = h;
+ }
+ }
+ }
+
+ if (bestWidth == -1) {
+ // Return false if no configurations for this format were listed
+ return false;
+ }
+
+ // Set the outputs to the closet width/height
+ if (outWidth != NULL) {
+ *outWidth = bestWidth;
+ }
+ if (outHeight != NULL) {
+ *outHeight = bestHeight;
+ }
+
+ // Return true if at least one configuration for this format was listed
+ return true;
+}
+
+int64_t CameraDeviceClient::euclidDistSquare(int32_t x0, int32_t y0, int32_t x1, int32_t y1) {
+ int64_t d0 = x0 - x1;
+ int64_t d1 = y0 - y1;
+ return d0 * d0 + d1 * d1;
+}
+
// Create a request object from a template.
status_t CameraDeviceClient::createDefaultRequest(int templateId,
/*out*/