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Diffstat (limited to 'media/omx-plugin/include/ics/system/window.h')
| -rw-r--r-- | media/omx-plugin/include/ics/system/window.h | 632 |
1 files changed, 0 insertions, 632 deletions
diff --git a/media/omx-plugin/include/ics/system/window.h b/media/omx-plugin/include/ics/system/window.h deleted file mode 100644 index 1cc4a0a18..000000000 --- a/media/omx-plugin/include/ics/system/window.h +++ /dev/null @@ -1,632 +0,0 @@ -/* - * 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_WINDOW_H -#define SYSTEM_CORE_INCLUDE_ANDROID_WINDOW_H - -#include <stdint.h> -#include <sys/cdefs.h> -#include <system/graphics.h> -#include <cutils/native_handle.h> - -__BEGIN_DECLS - -/*****************************************************************************/ - -#define ANDROID_NATIVE_MAKE_CONSTANT(a,b,c,d) \ - (((unsigned)(a)<<24)|((unsigned)(b)<<16)|((unsigned)(c)<<8)|(unsigned)(d)) - -#define ANDROID_NATIVE_WINDOW_MAGIC \ - ANDROID_NATIVE_MAKE_CONSTANT('_','w','n','d') - -#define ANDROID_NATIVE_BUFFER_MAGIC \ - ANDROID_NATIVE_MAKE_CONSTANT('_','b','f','r') - -// --------------------------------------------------------------------------- - -typedef const native_handle_t* buffer_handle_t; - -// --------------------------------------------------------------------------- - -typedef struct android_native_rect_t -{ - int32_t left; - int32_t top; - int32_t right; - int32_t bottom; -} android_native_rect_t; - -// --------------------------------------------------------------------------- - -typedef struct android_native_base_t -{ - /* a magic value defined by the actual EGL native type */ - int magic; - - /* the sizeof() of the actual EGL native type */ - int version; - - void* reserved[4]; - - /* reference-counting interface */ - void (*incRef)(struct android_native_base_t* base); - void (*decRef)(struct android_native_base_t* base); -} android_native_base_t; - -typedef struct ANativeWindowBuffer -{ -#ifdef __cplusplus - ANativeWindowBuffer() { - common.magic = ANDROID_NATIVE_BUFFER_MAGIC; - common.version = sizeof(ANativeWindowBuffer); - memset(common.reserved, 0, sizeof(common.reserved)); - } - - // Implement the methods that sp<ANativeWindowBuffer> expects so that it - // can be used to automatically refcount ANativeWindowBuffer's. - void incStrong(const void* id) const { - common.incRef(const_cast<android_native_base_t*>(&common)); - } - void decStrong(const void* id) const { - common.decRef(const_cast<android_native_base_t*>(&common)); - } -#endif - - struct android_native_base_t common; - - int width; - int height; - int stride; - int format; - int usage; - - void* reserved[2]; - - buffer_handle_t handle; - - void* reserved_proc[8]; -} ANativeWindowBuffer_t; - -// Old typedef for backwards compatibility. -typedef ANativeWindowBuffer_t android_native_buffer_t; - -// --------------------------------------------------------------------------- - -/* attributes queriable with query() */ -enum { - NATIVE_WINDOW_WIDTH = 0, - NATIVE_WINDOW_HEIGHT = 1, - NATIVE_WINDOW_FORMAT = 2, - - /* The minimum number of buffers that must remain un-dequeued after a buffer - * has been queued. This value applies only if set_buffer_count was used to - * override the number of buffers and if a buffer has since been queued. - * Users of the set_buffer_count ANativeWindow method should query this - * value before calling set_buffer_count. If it is necessary to have N - * buffers simultaneously dequeued as part of the steady-state operation, - * and this query returns M then N+M buffers should be requested via - * native_window_set_buffer_count. - * - * Note that this value does NOT apply until a single buffer has been - * queued. In particular this means that it is possible to: - * - * 1. Query M = min undequeued buffers - * 2. Set the buffer count to N + M - * 3. Dequeue all N + M buffers - * 4. Cancel M buffers - * 5. Queue, dequeue, queue, dequeue, ad infinitum - */ - NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS = 3, - - /* Check whether queueBuffer operations on the ANativeWindow send the buffer - * to the window compositor. The query sets the returned 'value' argument - * to 1 if the ANativeWindow DOES send queued buffers directly to the window - * compositor and 0 if the buffers do not go directly to the window - * compositor. - * - * This can be used to determine whether protected buffer content should be - * sent to the ANativeWindow. Note, however, that a result of 1 does NOT - * indicate that queued buffers will be protected from applications or users - * capturing their contents. If that behavior is desired then some other - * mechanism (e.g. the GRALLOC_USAGE_PROTECTED flag) should be used in - * conjunction with this query. - */ - NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER = 4, - - /* Get the concrete type of a ANativeWindow. See below for the list of - * possible return values. - * - * This query should not be used outside the Android framework and will - * likely be removed in the near future. - */ - NATIVE_WINDOW_CONCRETE_TYPE = 5, - - - /* - * Default width and height of the ANativeWindow, these are the dimensions - * of the window irrespective of the NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS - * call. - */ - NATIVE_WINDOW_DEFAULT_WIDTH = 6, - NATIVE_WINDOW_DEFAULT_HEIGHT = 7, - - /* - * transformation that will most-likely be applied to buffers. This is only - * a hint, the actual transformation applied might be different. - * - * INTENDED USE: - * - * The transform hint can be used by a producer, for instance the GLES - * driver, to pre-rotate the rendering such that the final transformation - * in the composer is identity. This can be very useful when used in - * conjunction with the h/w composer HAL, in situations where it - * cannot handle arbitrary rotations. - * - * 1. Before dequeuing a buffer, the GL driver (or any other ANW client) - * queries the ANW for NATIVE_WINDOW_TRANSFORM_HINT. - * - * 2. The GL driver overrides the width and height of the ANW to - * account for NATIVE_WINDOW_TRANSFORM_HINT. This is done by querying - * NATIVE_WINDOW_DEFAULT_{WIDTH | HEIGHT}, swapping the dimensions - * according to NATIVE_WINDOW_TRANSFORM_HINT and calling - * native_window_set_buffers_dimensions(). - * - * 3. The GL driver dequeues a buffer of the new pre-rotated size. - * - * 4. The GL driver renders to the buffer such that the image is - * already transformed, that is applying NATIVE_WINDOW_TRANSFORM_HINT - * to the rendering. - * - * 5. The GL driver calls native_window_set_transform to apply - * inverse transformation to the buffer it just rendered. - * In order to do this, the GL driver needs - * to calculate the inverse of NATIVE_WINDOW_TRANSFORM_HINT, this is - * done easily: - * - * int hintTransform, inverseTransform; - * query(..., NATIVE_WINDOW_TRANSFORM_HINT, &hintTransform); - * inverseTransform = hintTransform; - * if (hintTransform & HAL_TRANSFORM_ROT_90) - * inverseTransform ^= HAL_TRANSFORM_ROT_180; - * - * - * 6. The GL driver queues the pre-transformed buffer. - * - * 7. The composer combines the buffer transform with the display - * transform. If the buffer transform happens to cancel out the - * display transform then no rotation is needed. - * - */ - NATIVE_WINDOW_TRANSFORM_HINT = 8, -}; - -/* valid operations for the (*perform)() hook */ -enum { - NATIVE_WINDOW_SET_USAGE = 0, - NATIVE_WINDOW_CONNECT = 1, /* deprecated */ - NATIVE_WINDOW_DISCONNECT = 2, /* deprecated */ - NATIVE_WINDOW_SET_CROP = 3, - NATIVE_WINDOW_SET_BUFFER_COUNT = 4, - NATIVE_WINDOW_SET_BUFFERS_GEOMETRY = 5, /* deprecated */ - NATIVE_WINDOW_SET_BUFFERS_TRANSFORM = 6, - NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP = 7, - NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS = 8, - NATIVE_WINDOW_SET_BUFFERS_FORMAT = 9, - NATIVE_WINDOW_SET_SCALING_MODE = 10, - NATIVE_WINDOW_LOCK = 11, /* private */ - NATIVE_WINDOW_UNLOCK_AND_POST = 12, /* private */ - NATIVE_WINDOW_API_CONNECT = 13, /* private */ - NATIVE_WINDOW_API_DISCONNECT = 14, /* private */ -}; - -/* parameter for NATIVE_WINDOW_[API_][DIS]CONNECT */ -enum { - /* Buffers will be queued by EGL via eglSwapBuffers after being filled using - * OpenGL ES. - */ - NATIVE_WINDOW_API_EGL = 1, - - /* Buffers will be queued after being filled using the CPU - */ - NATIVE_WINDOW_API_CPU = 2, - - /* Buffers will be queued by Stagefright after being filled by a video - * decoder. The video decoder can either be a software or hardware decoder. - */ - NATIVE_WINDOW_API_MEDIA = 3, - - /* Buffers will be queued by the the camera HAL. - */ - NATIVE_WINDOW_API_CAMERA = 4, -}; - -/* parameter for NATIVE_WINDOW_SET_BUFFERS_TRANSFORM */ -enum { - /* flip source image horizontally */ - NATIVE_WINDOW_TRANSFORM_FLIP_H = HAL_TRANSFORM_FLIP_H , - /* flip source image vertically */ - NATIVE_WINDOW_TRANSFORM_FLIP_V = HAL_TRANSFORM_FLIP_V, - /* rotate source image 90 degrees clock-wise */ - NATIVE_WINDOW_TRANSFORM_ROT_90 = HAL_TRANSFORM_ROT_90, - /* rotate source image 180 degrees */ - NATIVE_WINDOW_TRANSFORM_ROT_180 = HAL_TRANSFORM_ROT_180, - /* rotate source image 270 degrees clock-wise */ - NATIVE_WINDOW_TRANSFORM_ROT_270 = HAL_TRANSFORM_ROT_270, -}; - -/* parameter for NATIVE_WINDOW_SET_SCALING_MODE */ -enum { - /* the window content is not updated (frozen) until a buffer of - * the window size is received (enqueued) - */ - NATIVE_WINDOW_SCALING_MODE_FREEZE = 0, - /* the buffer is scaled in both dimensions to match the window size */ - NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW = 1, -}; - -/* values returned by the NATIVE_WINDOW_CONCRETE_TYPE query */ -enum { - NATIVE_WINDOW_FRAMEBUFFER = 0, /* FramebufferNativeWindow */ - NATIVE_WINDOW_SURFACE = 1, /* Surface */ - NATIVE_WINDOW_SURFACE_TEXTURE_CLIENT = 2, /* SurfaceTextureClient */ -}; - -/* parameter for NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP - * - * Special timestamp value to indicate that timestamps should be auto-generated - * by the native window when queueBuffer is called. This is equal to INT64_MIN, - * defined directly to avoid problems with C99/C++ inclusion of stdint.h. - */ -static const int64_t NATIVE_WINDOW_TIMESTAMP_AUTO = (-9223372036854775807LL-1); - -struct ANativeWindow -{ -#ifdef __cplusplus - ANativeWindow() - : flags(0), minSwapInterval(0), maxSwapInterval(0), xdpi(0), ydpi(0) - { - common.magic = ANDROID_NATIVE_WINDOW_MAGIC; - common.version = sizeof(ANativeWindow); - memset(common.reserved, 0, sizeof(common.reserved)); - } - - /* Implement the methods that sp<ANativeWindow> expects so that it - can be used to automatically refcount ANativeWindow's. */ - void incStrong(const void* id) const { - common.incRef(const_cast<android_native_base_t*>(&common)); - } - void decStrong(const void* id) const { - common.decRef(const_cast<android_native_base_t*>(&common)); - } -#endif - - struct android_native_base_t common; - - /* flags describing some attributes of this surface or its updater */ - const uint32_t flags; - - /* min swap interval supported by this updated */ - const int minSwapInterval; - - /* max swap interval supported by this updated */ - const int maxSwapInterval; - - /* horizontal and vertical resolution in DPI */ - const float xdpi; - const float ydpi; - - /* Some storage reserved for the OEM's driver. */ - intptr_t oem[4]; - - /* - * Set the swap interval for this surface. - * - * Returns 0 on success or -errno on error. - */ - int (*setSwapInterval)(struct ANativeWindow* window, - int interval); - - /* - * Hook called by EGL to acquire a buffer. After this call, the buffer - * is not locked, so its content cannot be modified. This call may block if - * no buffers are available. - * - * The window holds a reference to the buffer between dequeueBuffer and - * either queueBuffer or cancelBuffer, so clients only need their own - * reference if they might use the buffer after queueing or canceling it. - * Holding a reference to a buffer after queueing or canceling it is only - * allowed if a specific buffer count has been set. - * - * Returns 0 on success or -errno on error. - */ - int (*dequeueBuffer)(struct ANativeWindow* window, - struct ANativeWindowBuffer** buffer); - - /* - * hook called by EGL to lock a buffer. This MUST be called before modifying - * the content of a buffer. The buffer must have been acquired with - * dequeueBuffer first. - * - * Returns 0 on success or -errno on error. - */ - int (*lockBuffer)(struct ANativeWindow* window, - struct ANativeWindowBuffer* buffer); - /* - * Hook called by EGL when modifications to the render buffer are done. - * This unlocks and post the buffer. - * - * The window holds a reference to the buffer between dequeueBuffer and - * either queueBuffer or cancelBuffer, so clients only need their own - * reference if they might use the buffer after queueing or canceling it. - * Holding a reference to a buffer after queueing or canceling it is only - * allowed if a specific buffer count has been set. - * - * Buffers MUST be queued in the same order than they were dequeued. - * - * Returns 0 on success or -errno on error. - */ - int (*queueBuffer)(struct ANativeWindow* window, - struct ANativeWindowBuffer* buffer); - - /* - * hook used to retrieve information about the native window. - * - * Returns 0 on success or -errno on error. - */ - int (*query)(const struct ANativeWindow* window, - int what, int* value); - - /* - * hook used to perform various operations on the surface. - * (*perform)() is a generic mechanism to add functionality to - * ANativeWindow while keeping backward binary compatibility. - * - * DO NOT CALL THIS HOOK DIRECTLY. Instead, use the helper functions - * defined below. - * - * (*perform)() returns -ENOENT if the 'what' parameter is not supported - * by the surface's implementation. - * - * The valid operations are: - * NATIVE_WINDOW_SET_USAGE - * NATIVE_WINDOW_CONNECT (deprecated) - * NATIVE_WINDOW_DISCONNECT (deprecated) - * NATIVE_WINDOW_SET_CROP - * NATIVE_WINDOW_SET_BUFFER_COUNT - * NATIVE_WINDOW_SET_BUFFERS_GEOMETRY (deprecated) - * NATIVE_WINDOW_SET_BUFFERS_TRANSFORM - * NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP - * NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS - * NATIVE_WINDOW_SET_BUFFERS_FORMAT - * NATIVE_WINDOW_SET_SCALING_MODE - * NATIVE_WINDOW_LOCK (private) - * NATIVE_WINDOW_UNLOCK_AND_POST (private) - * NATIVE_WINDOW_API_CONNECT (private) - * NATIVE_WINDOW_API_DISCONNECT (private) - * - */ - - int (*perform)(struct ANativeWindow* window, - int operation, ... ); - - /* - * Hook used to cancel a buffer that has been dequeued. - * No synchronization is performed between dequeue() and cancel(), so - * either external synchronization is needed, or these functions must be - * called from the same thread. - * - * The window holds a reference to the buffer between dequeueBuffer and - * either queueBuffer or cancelBuffer, so clients only need their own - * reference if they might use the buffer after queueing or canceling it. - * Holding a reference to a buffer after queueing or canceling it is only - * allowed if a specific buffer count has been set. - */ - int (*cancelBuffer)(struct ANativeWindow* window, - struct ANativeWindowBuffer* buffer); - - - void* reserved_proc[2]; -}; - - /* Backwards compatibility: use ANativeWindow (struct ANativeWindow in C). - * android_native_window_t is deprecated. - */ -typedef struct ANativeWindow ANativeWindow; -typedef struct ANativeWindow android_native_window_t; - -/* - * native_window_set_usage(..., usage) - * Sets the intended usage flags for the next buffers - * acquired with (*lockBuffer)() and on. - * By default (if this function is never called), a usage of - * GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE - * is assumed. - * Calling this function will usually cause following buffers to be - * reallocated. - */ - -static inline int native_window_set_usage( - struct ANativeWindow* window, int usage) -{ - return window->perform(window, NATIVE_WINDOW_SET_USAGE, usage); -} - -/* deprecated. Always returns 0. Don't call. */ -static inline int native_window_connect( - struct ANativeWindow* window, int api) { - return 0; -} - -/* deprecated. Always returns 0. Don't call. */ -static inline int native_window_disconnect( - struct ANativeWindow* window, int api) { - return 0; -} - -/* - * native_window_set_crop(..., crop) - * Sets which region of the next queued buffers needs to be considered. - * A buffer's crop region is scaled to match the surface's size. - * - * The specified crop region applies to all buffers queued after it is called. - * - * if 'crop' is NULL, subsequently queued buffers won't be cropped. - * - * An error is returned if for instance the crop region is invalid, - * out of the buffer's bound or if the window is invalid. - */ -static inline int native_window_set_crop( - struct ANativeWindow* window, - android_native_rect_t const * crop) -{ - return window->perform(window, NATIVE_WINDOW_SET_CROP, crop); -} - -/* - * native_window_set_buffer_count(..., count) - * Sets the number of buffers associated with this native window. - */ -static inline int native_window_set_buffer_count( - struct ANativeWindow* window, - size_t bufferCount) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFER_COUNT, bufferCount); -} - -/* - * native_window_set_buffers_geometry(..., int w, int h, int format) - * All buffers dequeued after this call will have the dimensions and format - * specified. A successful call to this function has the same effect as calling - * native_window_set_buffers_size and native_window_set_buffers_format. - * - * XXX: This function is deprecated. The native_window_set_buffers_dimensions - * and native_window_set_buffers_format functions should be used instead. - */ -static inline int native_window_set_buffers_geometry( - struct ANativeWindow* window, - int w, int h, int format) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFERS_GEOMETRY, - w, h, format); -} - -/* - * native_window_set_buffers_dimensions(..., int w, int h) - * All buffers dequeued after this call will have the dimensions specified. - * In particular, all buffers will have a fixed-size, independent form the - * native-window size. They will be scaled according to the scaling mode - * (see native_window_set_scaling_mode) upon window composition. - * - * If w and h are 0, the normal behavior is restored. That is, dequeued buffers - * following this call will be sized to match the window's size. - * - * Calling this function will reset the window crop to a NULL value, which - * disables cropping of the buffers. - */ -static inline int native_window_set_buffers_dimensions( - struct ANativeWindow* window, - int w, int h) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFERS_DIMENSIONS, - w, h); -} - -/* - * native_window_set_buffers_format(..., int format) - * All buffers dequeued after this call will have the format specified. - * - * If the specified format is 0, the default buffer format will be used. - */ -static inline int native_window_set_buffers_format( - struct ANativeWindow* window, - int format) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFERS_FORMAT, format); -} - -/* - * native_window_set_buffers_transform(..., int transform) - * All buffers queued after this call will be displayed transformed according - * to the transform parameter specified. - */ -static inline int native_window_set_buffers_transform( - struct ANativeWindow* window, - int transform) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFERS_TRANSFORM, - transform); -} - -/* - * native_window_set_buffers_timestamp(..., int64_t timestamp) - * All buffers queued after this call will be associated with the timestamp - * parameter specified. If the timestamp is set to NATIVE_WINDOW_TIMESTAMP_AUTO - * (the default), timestamps will be generated automatically when queueBuffer is - * called. The timestamp is measured in nanoseconds, and is normally monotonically - * increasing. The timestamp should be unaffected by time-of-day adjustments, - * and for a camera should be strictly monotonic but for a media player may be - * reset when the position is set. - */ -static inline int native_window_set_buffers_timestamp( - struct ANativeWindow* window, - int64_t timestamp) -{ - return window->perform(window, NATIVE_WINDOW_SET_BUFFERS_TIMESTAMP, - timestamp); -} - -/* - * native_window_set_scaling_mode(..., int mode) - * All buffers queued after this call will be associated with the scaling mode - * specified. - */ -static inline int native_window_set_scaling_mode( - struct ANativeWindow* window, - int mode) -{ - return window->perform(window, NATIVE_WINDOW_SET_SCALING_MODE, - mode); -} - - -/* - * native_window_api_connect(..., int api) - * connects an API to this window. only one API can be connected at a time. - * Returns -EINVAL if for some reason the window cannot be connected, which - * can happen if it's connected to some other API. - */ -static inline int native_window_api_connect( - struct ANativeWindow* window, int api) -{ - return window->perform(window, NATIVE_WINDOW_API_CONNECT, api); -} - -/* - * native_window_api_disconnect(..., int api) - * disconnect the API from this window. - * An error is returned if for instance the window wasn't connected in the - * first place. - */ -static inline int native_window_api_disconnect( - struct ANativeWindow* window, int api) -{ - return window->perform(window, NATIVE_WINDOW_API_DISCONNECT, api); -} - - -__END_DECLS - -#endif /* SYSTEM_CORE_INCLUDE_ANDROID_WINDOW_H */ |