Added jpeg streaming classes.

- Provides streaming operations for decompressing/compressing
  JPEG files.
- Allows pixel operations to be performed on large JPEG images
  without holding the entire bitmap in memory.

Change-Id: I597ddf282b59d2ba6d6bca4722208121e3728f94

1 files changed, 31 insertions, 0 deletions

diff --git a/jni_jpegstream/src/jpeg_config.h b/jni_jpegstream/src/jpeg_config.h
new file mode 100644
index 000000000..a99755275
--- /dev/null
+++ b/jni_jpegstream/src/jpeg_config.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2013 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 JPEG_CONFIG_H_
+#define JPEG_CONFIG_H_
+namespace Jpeg_Config {
+
+// Pixel format
+enum Format {
+    FORMAT_GRAYSCALE = 0x001, // 1 byte/pixel
+    FORMAT_RGB = 0x003, // 3 bytes/pixel RGBRGBRGBRGB...
+    FORMAT_RGBA = 0x004, // 4 bytes/pixel RGBARGBARGBARGBA...
+    FORMAT_ABGR = 0x104 // 4 bytes/pixel ABGRABGRABGR...
+};
+
+} // end namespace Jpeg_Config
+
+#endif // JPEG_CONFIG_H_