ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/package/utils/adbd/src/include/system/graphics.h b/package/utils/adbd/src/include/system/graphics.h
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+/*
+ * Copyright (C) 2011 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 SYSTEM_CORE_INCLUDE_ANDROID_GRAPHICS_H
+#define SYSTEM_CORE_INCLUDE_ANDROID_GRAPHICS_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * If the HAL needs to create service threads to handle graphics related
+ * tasks, these threads need to run at HAL_PRIORITY_URGENT_DISPLAY priority
+ * if they can block the main rendering thread in any way.
+ *
+ * the priority of the current thread can be set with:
+ *
+ * #include <sys/resource.h>
+ * setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
+ *
+ */
+
+#define HAL_PRIORITY_URGENT_DISPLAY (-8)
+
+/**
+ * pixel format definitions
+ */
+
+enum {
+ /*
+ * "linear" color pixel formats:
+ *
+ * The pixel formats below contain sRGB data but are otherwise treated
+ * as linear formats, i.e.: no special operation is performed when
+ * reading or writing into a buffer in one of these formats
+ */
+ HAL_PIXEL_FORMAT_RGBA_8888 = 1,
+ HAL_PIXEL_FORMAT_RGBX_8888 = 2,
+ HAL_PIXEL_FORMAT_RGB_888 = 3,
+ HAL_PIXEL_FORMAT_RGB_565 = 4,
+ HAL_PIXEL_FORMAT_BGRA_8888 = 5,
+
+ /*
+ * sRGB color pixel formats:
+ *
+ * The red, green and blue components are stored in sRGB space, and converted
+ * to linear space when read, using the standard sRGB to linear equation:
+ *
+ * Clinear = Csrgb / 12.92 for Csrgb <= 0.04045
+ * = (Csrgb + 0.055 / 1.055)^2.4 for Csrgb > 0.04045
+ *
+ * When written the inverse transformation is performed:
+ *
+ * Csrgb = 12.92 * Clinear for Clinear <= 0.0031308
+ * = 1.055 * Clinear^(1/2.4) - 0.055 for Clinear > 0.0031308
+ *
+ *
+ * The alpha component, if present, is always stored in linear space and
+ * is left unmodified when read or written.
+ *
+ */
+ HAL_PIXEL_FORMAT_sRGB_A_8888 = 0xC,
+ HAL_PIXEL_FORMAT_sRGB_X_8888 = 0xD,
+
+ /*
+ * 0x100 - 0x1FF
+ *
+ * This range is reserved for pixel formats that are specific to the HAL
+ * implementation. Implementations can use any value in this range to
+ * communicate video pixel formats between their HAL modules. These formats
+ * must not have an alpha channel. Additionally, an EGLimage created from a
+ * gralloc buffer of one of these formats must be supported for use with the
+ * GL_OES_EGL_image_external OpenGL ES extension.
+ */
+
+ /*
+ * Android YUV format:
+ *
+ * This format is exposed outside of the HAL to software decoders and
+ * applications. EGLImageKHR must support it in conjunction with the
+ * OES_EGL_image_external extension.
+ *
+ * YV12 is a 4:2:0 YCrCb planar format comprised of a WxH Y plane followed
+ * by (W/2) x (H/2) Cr and Cb planes.
+ *
+ * This format assumes
+ * - an even width
+ * - an even height
+ * - a horizontal stride multiple of 16 pixels
+ * - a vertical stride equal to the height
+ *
+ * y_size = stride * height
+ * c_stride = ALIGN(stride/2, 16)
+ * c_size = c_stride * height/2
+ * size = y_size + c_size * 2
+ * cr_offset = y_size
+ * cb_offset = y_size + c_size
+ *
+ */
+ HAL_PIXEL_FORMAT_YV12 = 0x32315659, // YCrCb 4:2:0 Planar
+
+
+ /*
+ * Android Y8 format:
+ *
+ * This format is exposed outside of the HAL to the framework.
+ * The expected gralloc usage flags are SW_* and HW_CAMERA_*,
+ * and no other HW_ flags will be used.
+ *
+ * Y8 is a YUV planar format comprised of a WxH Y plane,
+ * with each pixel being represented by 8 bits.
+ *
+ * It is equivalent to just the Y plane from YV12.
+ *
+ * This format assumes
+ * - an even width
+ * - an even height
+ * - a horizontal stride multiple of 16 pixels
+ * - a vertical stride equal to the height
+ *
+ * size = stride * height
+ *
+ */
+ HAL_PIXEL_FORMAT_Y8 = 0x20203859,
+
+ /*
+ * Android Y16 format:
+ *
+ * This format is exposed outside of the HAL to the framework.
+ * The expected gralloc usage flags are SW_* and HW_CAMERA_*,
+ * and no other HW_ flags will be used.
+ *
+ * Y16 is a YUV planar format comprised of a WxH Y plane,
+ * with each pixel being represented by 16 bits.
+ *
+ * It is just like Y8, but has double the bits per pixel (little endian).
+ *
+ * This format assumes
+ * - an even width
+ * - an even height
+ * - a horizontal stride multiple of 16 pixels
+ * - a vertical stride equal to the height
+ * - strides are specified in pixels, not in bytes
+ *
+ * size = stride * height * 2
+ *
+ */
+ HAL_PIXEL_FORMAT_Y16 = 0x20363159,
+
+ /*
+ * Android RAW sensor format:
+ *
+ * This format is exposed outside of the camera HAL to applications.
+ *
+ * RAW_SENSOR is a single-channel, 16-bit, little endian format, typically
+ * representing raw Bayer-pattern images from an image sensor, with minimal
+ * processing.
+ *
+ * The exact pixel layout of the data in the buffer is sensor-dependent, and
+ * needs to be queried from the camera device.
+ *
+ * Generally, not all 16 bits are used; more common values are 10 or 12
+ * bits. If not all bits are used, the lower-order bits are filled first.
+ * All parameters to interpret the raw data (black and white points,
+ * color space, etc) must be queried from the camera device.
+ *
+ * This format assumes
+ * - an even width
+ * - an even height
+ * - a horizontal stride multiple of 16 pixels
+ * - a vertical stride equal to the height
+ * - strides are specified in pixels, not in bytes
+ *
+ * size = stride * height * 2
+ *
+ * This format must be accepted by the gralloc module when used with the
+ * following usage flags:
+ * - GRALLOC_USAGE_HW_CAMERA_*
+ * - GRALLOC_USAGE_SW_*
+ * - GRALLOC_USAGE_RENDERSCRIPT
+ */
+ HAL_PIXEL_FORMAT_RAW16 = 0x20,
+ HAL_PIXEL_FORMAT_RAW_SENSOR = 0x20, // TODO(rubenbrunk): Remove RAW_SENSOR.
+
+ /*
+ * Android RAW10 format:
+ *
+ * This format is exposed outside of the camera HAL to applications.
+ *
+ * RAW10 is a single-channel, 10-bit per pixel, densely packed, unprocessed
+ * format, representing raw Bayer-pattern images coming from an image sensor.
+ *
+ * In an image buffer with this format, starting from the first pixel, each 4
+ * consecutive pixels are packed into 5 bytes (40 bits). Each one of the first
+ * 4 bytes contains the top 8 bits of each pixel, The fifth byte contains the
+ * 2 least significant bits of the 4 pixels, the exact layout data for each 4
+ * consecutive pixels is illustrated below (Pi[j] stands for the jth bit of
+ * the ith pixel):
+ *
+ * bit 7 bit 0
+ * =====|=====|=====|=====|=====|=====|=====|=====|
+ * Byte 0: |P0[9]|P0[8]|P0[7]|P0[6]|P0[5]|P0[4]|P0[3]|P0[2]|
+ * |-----|-----|-----|-----|-----|-----|-----|-----|
+ * Byte 1: |P1[9]|P1[8]|P1[7]|P1[6]|P1[5]|P1[4]|P1[3]|P1[2]|
+ * |-----|-----|-----|-----|-----|-----|-----|-----|
+ * Byte 2: |P2[9]|P2[8]|P2[7]|P2[6]|P2[5]|P2[4]|P2[3]|P2[2]|
+ * |-----|-----|-----|-----|-----|-----|-----|-----|
+ * Byte 3: |P3[9]|P3[8]|P3[7]|P3[6]|P3[5]|P3[4]|P3[3]|P3[2]|
+ * |-----|-----|-----|-----|-----|-----|-----|-----|
+ * Byte 4: |P3[1]|P3[0]|P2[1]|P2[0]|P1[1]|P1[0]|P0[1]|P0[0]|
+ * ===============================================
+ *
+ * This format assumes
+ * - a width multiple of 4 pixels
+ * - an even height
+ * - a horizontal stride equal to the width
+ * - a vertical stride equal to the height
+ * - strides are specified in pixels, not in bytes
+ *
+ * size = stride * height * 10 / 8
+ *
+ * This format must be accepted by the gralloc module when used with the
+ * following usage flags:
+ * - GRALLOC_USAGE_HW_CAMERA_*
+ * - GRALLOC_USAGE_SW_*
+ * - GRALLOC_USAGE_RENDERSCRIPT
+ */
+ HAL_PIXEL_FORMAT_RAW10 = 0x25,
+
+ /*
+ * Android opaque RAW format:
+ *
+ * This format is exposed outside of the camera HAL to applications.
+ *
+ * RAW_OPAQUE is a format for unprocessed raw image buffers coming from an
+ * image sensor. The actual structure of buffers of this format is
+ * implementation-dependent.
+ *
+ * This format must be accepted by the gralloc module when used with the
+ * following usage flags:
+ * - GRALLOC_USAGE_HW_CAMERA_*
+ * - GRALLOC_USAGE_SW_*
+ * - GRALLOC_USAGE_RENDERSCRIPT
+ */
+ HAL_PIXEL_FORMAT_RAW_OPAQUE = 0x24,
+
+ /*
+ * Android binary blob graphics buffer format:
+ *
+ * This format is used to carry task-specific data which does not have a
+ * standard image structure. The details of the format are left to the two
+ * endpoints.
+ *
+ * A typical use case is for transporting JPEG-compressed images from the
+ * Camera HAL to the framework or to applications.
+ *
+ * Buffers of this format must have a height of 1, and width equal to their
+ * size in bytes.
+ */
+ HAL_PIXEL_FORMAT_BLOB = 0x21,
+
+ /*
+ * Android format indicating that the choice of format is entirely up to the
+ * device-specific Gralloc implementation.
+ *
+ * The Gralloc implementation should examine the usage bits passed in when
+ * allocating a buffer with this format, and it should derive the pixel
+ * format from those usage flags. This format will never be used with any
+ * of the GRALLOC_USAGE_SW_* usage flags.
+ *
+ * If a buffer of this format is to be used as an OpenGL ES texture, the
+ * framework will assume that sampling the texture will always return an
+ * alpha value of 1.0 (i.e. the buffer contains only opaque pixel values).
+ *
+ */
+ HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED = 0x22,
+
+ /*
+ * Android flexible YCbCr formats
+ *
+ * This format allows platforms to use an efficient YCbCr/YCrCb buffer
+ * layout, while still describing the buffer layout in a way accessible to
+ * the CPU in a device-independent manner. While called YCbCr, it can be
+ * used to describe formats with either chromatic ordering, as well as
+ * whole planar or semiplanar layouts.
+ *
+ * struct android_ycbcr (below) is the the struct used to describe it.
+ *
+ * This format must be accepted by the gralloc module when
+ * USAGE_HW_CAMERA_WRITE and USAGE_SW_READ_* are set.
+ *
+ * This format is locked for use by gralloc's (*lock_ycbcr) method, and
+ * locking with the (*lock) method will return an error.
+ */
+ HAL_PIXEL_FORMAT_YCbCr_420_888 = 0x23,
+
+ /* Legacy formats (deprecated), used by ImageFormat.java */
+ HAL_PIXEL_FORMAT_YCbCr_422_SP = 0x10, // NV16
+ HAL_PIXEL_FORMAT_YCrCb_420_SP = 0x11, // NV21
+ HAL_PIXEL_FORMAT_YCbCr_422_I = 0x14, // YUY2
+};
+
+/*
+ * Structure for describing YCbCr formats for consumption by applications.
+ * This is used with HAL_PIXEL_FORMAT_YCbCr_*_888.
+ *
+ * Buffer chroma subsampling is defined in the format.
+ * e.g. HAL_PIXEL_FORMAT_YCbCr_420_888 has subsampling 4:2:0.
+ *
+ * Buffers must have a 8 bit depth.
+ *
+ * @y, @cb, and @cr point to the first byte of their respective planes.
+ *
+ * Stride describes the distance in bytes from the first value of one row of
+ * the image to the first value of the next row. It includes the width of the
+ * image plus padding.
+ * @ystride is the stride of the luma plane.
+ * @cstride is the stride of the chroma planes.
+ *
+ * @chroma_step is the distance in bytes from one chroma pixel value to the
+ * next. This is 2 bytes for semiplanar (because chroma values are interleaved
+ * and each chroma value is one byte) and 1 for planar.
+ */
+
+struct android_ycbcr {
+ void *y;
+ void *cb;
+ void *cr;
+ size_t ystride;
+ size_t cstride;
+ size_t chroma_step;
+
+ /** reserved for future use, set to 0 by gralloc's (*lock_ycbcr)() */
+ uint32_t reserved[8];
+};
+
+/**
+ * Transformation definitions
+ *
+ * IMPORTANT NOTE:
+ * HAL_TRANSFORM_ROT_90 is applied CLOCKWISE and AFTER HAL_TRANSFORM_FLIP_{H|V}.
+ *
+ */
+
+enum {
+ /* flip source image horizontally (around the vertical axis) */
+ HAL_TRANSFORM_FLIP_H = 0x01,
+ /* flip source image vertically (around the horizontal axis)*/
+ HAL_TRANSFORM_FLIP_V = 0x02,
+ /* rotate source image 90 degrees clockwise */
+ HAL_TRANSFORM_ROT_90 = 0x04,
+ /* rotate source image 180 degrees */
+ HAL_TRANSFORM_ROT_180 = 0x03,
+ /* rotate source image 270 degrees clockwise */
+ HAL_TRANSFORM_ROT_270 = 0x07,
+ /* don't use. see system/window.h */
+ HAL_TRANSFORM_RESERVED = 0x08,
+};
+
+/**
+ * Colorspace Definitions
+ * ======================
+ *
+ * Colorspace is the definition of how pixel values should be interpreted.
+ * It includes primaries (including white point) and the transfer
+ * characteristic function, which describes both gamma curve and numeric
+ * range (within the bit depth).
+ */
+
+enum {
+ /*
+ * Arbitrary colorspace with manually defined characteristics.
+ * Colorspace definition must be communicated separately.
+ *
+ * This is used when specifying primaries, transfer characteristics,
+ * etc. separately.
+ *
+ * A typical use case is in video encoding parameters (e.g. for H.264),
+ * where a colorspace can have separately defined primaries, transfer
+ * characteristics, etc.
+ */
+ HAL_COLORSPACE_ARBITRARY = 0x1,
+
+ /*
+ * YCbCr Colorspaces
+ * -----------------
+ *
+ * Primaries are given using (x,y) coordinates in the CIE 1931 definition
+ * of x and y specified by ISO 11664-1.
+ *
+ * Transfer characteristics are the opto-electronic transfer characteristic
+ * at the source as a function of linear optical intensity (luminance).
+ */
+
+ /*
+ * JPEG File Interchange Format (JFIF)
+ *
+ * Same model as BT.601-625, but all values (Y, Cb, Cr) range from 0 to 255
+ *
+ * Transfer characteristic curve:
+ * E = 1.099 * L ^ 0.45 - 0.099, 1.00 >= L >= 0.018
+ * E = 4.500 L, 0.018 > L >= 0
+ * L - luminance of image 0 <= L <= 1 for conventional colorimetry
+ * E - corresponding electrical signal
+ *
+ * Primaries: x y
+ * green 0.290 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ */
+ HAL_COLORSPACE_JFIF = 0x101,
+
+ /*
+ * ITU-R Recommendation 601 (BT.601) - 625-line
+ *
+ * Standard-definition television, 625 Lines (PAL)
+ *
+ * For 8-bit-depth formats:
+ * Luma (Y) samples should range from 16 to 235, inclusive
+ * Chroma (Cb, Cr) samples should range from 16 to 240, inclusive
+ *
+ * For 10-bit-depth formats:
+ * Luma (Y) samples should range from 64 to 940, inclusive
+ * Chroma (Cb, Cr) samples should range from 64 to 960, inclusive
+ *
+ * Transfer characteristic curve:
+ * E = 1.099 * L ^ 0.45 - 0.099, 1.00 >= L >= 0.018
+ * E = 4.500 L, 0.018 > L >= 0
+ * L - luminance of image 0 <= L <= 1 for conventional colorimetry
+ * E - corresponding electrical signal
+ *
+ * Primaries: x y
+ * green 0.290 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ */
+ HAL_COLORSPACE_BT601_625 = 0x102,
+
+ /*
+ * ITU-R Recommendation 601 (BT.601) - 525-line
+ *
+ * Standard-definition television, 525 Lines (NTSC)
+ *
+ * For 8-bit-depth formats:
+ * Luma (Y) samples should range from 16 to 235, inclusive
+ * Chroma (Cb, Cr) samples should range from 16 to 240, inclusive
+ *
+ * For 10-bit-depth formats:
+ * Luma (Y) samples should range from 64 to 940, inclusive
+ * Chroma (Cb, Cr) samples should range from 64 to 960, inclusive
+ *
+ * Transfer characteristic curve:
+ * E = 1.099 * L ^ 0.45 - 0.099, 1.00 >= L >= 0.018
+ * E = 4.500 L, 0.018 > L >= 0
+ * L - luminance of image 0 <= L <= 1 for conventional colorimetry
+ * E - corresponding electrical signal
+ *
+ * Primaries: x y
+ * green 0.310 0.595
+ * blue 0.155 0.070
+ * red 0.630 0.340
+ * white (D65) 0.3127 0.3290
+ */
+ HAL_COLORSPACE_BT601_525 = 0x103,
+
+ /*
+ * ITU-R Recommendation 709 (BT.709)
+ *
+ * High-definition television
+ *
+ * For 8-bit-depth formats:
+ * Luma (Y) samples should range from 16 to 235, inclusive
+ * Chroma (Cb, Cr) samples should range from 16 to 240, inclusive
+ *
+ * For 10-bit-depth formats:
+ * Luma (Y) samples should range from 64 to 940, inclusive
+ * Chroma (Cb, Cr) samples should range from 64 to 960, inclusive
+ *
+ * Primaries: x y
+ * green 0.300 0.600
+ * blue 0.150 0.060
+ * red 0.640 0.330
+ * white (D65) 0.3127 0.3290
+ */
+ HAL_COLORSPACE_BT709 = 0x104,
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SYSTEM_CORE_INCLUDE_ANDROID_GRAPHICS_H */