Files
android_vendor_qcom_opensou…/libgralloc/gpu.cpp
Naseer Ahmed 42e5dde2ed gralloc: Set colorspace in the metadata
Since camera now uses the metadata to store the color space,
store the default color space values here as well instead of
storing in the flags.

Change-Id: I11ee84f391a8ee9d06267aa05645fa9467dc23a6
2014-03-28 20:31:09 -04:00

395 lines
13 KiB
C++

/*
* Copyright (C) 2010 The Android Open Source Project
* Copyright (c) 2011-2013 The Linux Foundation. All rights reserved.
*
* 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.
*/
#include <limits.h>
#include <unistd.h>
#include <fcntl.h>
#include <cutils/properties.h>
#include <sys/mman.h>
#include "gr.h"
#include "gpu.h"
#include "memalloc.h"
#include "alloc_controller.h"
#include <qdMetaData.h>
using namespace gralloc;
#define SZ_1M 0x100000
gpu_context_t::gpu_context_t(const private_module_t* module,
IAllocController* alloc_ctrl ) :
mAllocCtrl(alloc_ctrl)
{
// Zero out the alloc_device_t
memset(static_cast<alloc_device_t*>(this), 0, sizeof(alloc_device_t));
// Initialize the procs
common.tag = HARDWARE_DEVICE_TAG;
common.version = 0;
common.module = const_cast<hw_module_t*>(&module->base.common);
common.close = gralloc_close;
alloc = gralloc_alloc;
#ifdef QCOM_BSP
allocSize = gralloc_alloc_size;
#endif
free = gralloc_free;
}
int gpu_context_t::gralloc_alloc_buffer(size_t size, int usage,
buffer_handle_t* pHandle, int bufferType,
int format, int width, int height)
{
int err = 0;
int flags = 0;
size = roundUpToPageSize(size);
alloc_data data;
data.offset = 0;
data.fd = -1;
data.base = 0;
if(format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED)
data.align = 8192;
else
data.align = getpagesize();
/* force 1MB alignment selectively for secure buffers, MDP5 onwards */
#ifdef MDSS_TARGET
if (usage & GRALLOC_USAGE_PROTECTED) {
data.align = ALIGN(data.align, SZ_1M);
size = ALIGN(size, data.align);
}
#endif
data.size = size;
data.pHandle = (unsigned int) pHandle;
err = mAllocCtrl->allocate(data, usage);
if (!err) {
/* allocate memory for enhancement data */
alloc_data eData;
eData.fd = -1;
eData.base = 0;
eData.offset = 0;
eData.size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
eData.pHandle = data.pHandle;
eData.align = getpagesize();
int eDataUsage = GRALLOC_USAGE_PRIVATE_SYSTEM_HEAP;
int eDataErr = mAllocCtrl->allocate(eData, eDataUsage);
ALOGE_IF(eDataErr, "gralloc failed for eDataErr=%s",
strerror(-eDataErr));
if (usage & GRALLOC_USAGE_PRIVATE_EXTERNAL_ONLY) {
flags |= private_handle_t::PRIV_FLAGS_EXTERNAL_ONLY;
}
ColorSpace_t colorSpace = ITU_R_601;
flags |= private_handle_t::PRIV_FLAGS_ITU_R_601;
if (bufferType == BUFFER_TYPE_VIDEO) {
if (usage & GRALLOC_USAGE_HW_CAMERA_WRITE) {
#ifndef MDSS_TARGET
colorSpace = ITU_R_601_FR;
flags |= private_handle_t::PRIV_FLAGS_ITU_R_601_FR;
#else
// Per the camera spec ITU 709 format should be set only for
// video encoding.
// It should be set to ITU 601 full range format for any other
// camera buffer
//
if (usage & GRALLOC_USAGE_HW_CAMERA_MASK) {
if (usage & GRALLOC_USAGE_HW_VIDEO_ENCODER) {
flags |= private_handle_t::PRIV_FLAGS_ITU_R_709;
colorSpace = ITU_R_709;
} else {
flags |= private_handle_t::PRIV_FLAGS_ITU_R_601_FR;
colorSpace = ITU_R_601_FR;
}
}
#endif
}
}
if (usage & GRALLOC_USAGE_HW_VIDEO_ENCODER ) {
flags |= private_handle_t::PRIV_FLAGS_VIDEO_ENCODER;
}
if (usage & GRALLOC_USAGE_HW_CAMERA_WRITE) {
flags |= private_handle_t::PRIV_FLAGS_CAMERA_WRITE;
}
if (usage & GRALLOC_USAGE_HW_CAMERA_READ) {
flags |= private_handle_t::PRIV_FLAGS_CAMERA_READ;
}
if (usage & GRALLOC_USAGE_HW_COMPOSER) {
flags |= private_handle_t::PRIV_FLAGS_HW_COMPOSER;
}
if (usage & GRALLOC_USAGE_HW_TEXTURE) {
flags |= private_handle_t::PRIV_FLAGS_HW_TEXTURE;
}
if(usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
flags |= private_handle_t::PRIV_FLAGS_SECURE_DISPLAY;
}
if(isMacroTileEnabled(format, usage)) {
flags |= private_handle_t::PRIV_FLAGS_TILE_RENDERED;
}
flags |= data.allocType;
int eBaseAddr = int(eData.base) + eData.offset;
private_handle_t *hnd = new private_handle_t(data.fd, size, flags,
bufferType, format, width, height, eData.fd, eData.offset,
eBaseAddr);
hnd->offset = data.offset;
hnd->base = int(data.base) + data.offset;
hnd->gpuaddr = 0;
setMetaData(hnd, UPDATE_COLOR_SPACE, (void*) &colorSpace);
*pHandle = hnd;
}
ALOGE_IF(err, "gralloc failed err=%s", strerror(-err));
return err;
}
void gpu_context_t::getGrallocInformationFromFormat(int inputFormat,
int *bufferType)
{
*bufferType = BUFFER_TYPE_VIDEO;
if (inputFormat == HAL_PIXEL_FORMAT_RGB_888)
return;
if (inputFormat <= HAL_PIXEL_FORMAT_sRGB_X_8888) {
// RGB formats
*bufferType = BUFFER_TYPE_UI;
} else if ((inputFormat == HAL_PIXEL_FORMAT_R_8) ||
(inputFormat == HAL_PIXEL_FORMAT_RG_88)) {
*bufferType = BUFFER_TYPE_UI;
}
}
int gpu_context_t::gralloc_alloc_framebuffer_locked(size_t size, int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
// we don't support framebuffer allocations with graphics heap flags
if (usage & GRALLOC_HEAP_MASK) {
return -EINVAL;
}
if (m->framebuffer == NULL) {
ALOGE("%s: Invalid framebuffer", __FUNCTION__);
return -EINVAL;
}
const uint32_t bufferMask = m->bufferMask;
const uint32_t numBuffers = m->numBuffers;
size_t bufferSize = m->finfo.line_length * m->info.yres;
//adreno needs FB size to be page aligned
bufferSize = roundUpToPageSize(bufferSize);
if (numBuffers == 1) {
// If we have only one buffer, we never use page-flipping. Instead,
// we return a regular buffer which will be memcpy'ed to the main
// screen when post is called.
int newUsage = (usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
return gralloc_alloc_buffer(bufferSize, newUsage, pHandle, BUFFER_TYPE_UI,
m->fbFormat, m->info.xres, m->info.yres);
}
if (bufferMask >= ((1LU<<numBuffers)-1)) {
// We ran out of buffers.
return -ENOMEM;
}
// create a "fake" handle for it
intptr_t vaddr = intptr_t(m->framebuffer->base);
private_handle_t* hnd = new private_handle_t(
dup(m->framebuffer->fd), bufferSize,
private_handle_t::PRIV_FLAGS_USES_PMEM |
private_handle_t::PRIV_FLAGS_FRAMEBUFFER,
BUFFER_TYPE_UI, m->fbFormat, m->info.xres,
m->info.yres);
// find a free slot
for (uint32_t i=0 ; i<numBuffers ; i++) {
if ((bufferMask & (1LU<<i)) == 0) {
m->bufferMask |= (1LU<<i);
break;
}
vaddr += bufferSize;
}
hnd->base = vaddr;
hnd->offset = vaddr - intptr_t(m->framebuffer->base);
*pHandle = hnd;
return 0;
}
int gpu_context_t::gralloc_alloc_framebuffer(size_t size, int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
pthread_mutex_lock(&m->lock);
int err = gralloc_alloc_framebuffer_locked(size, usage, pHandle);
pthread_mutex_unlock(&m->lock);
return err;
}
int gpu_context_t::alloc_impl(int w, int h, int format, int usage,
buffer_handle_t* pHandle, int* pStride,
size_t bufferSize) {
if (!pHandle || !pStride)
return -EINVAL;
size_t size;
int alignedw, alignedh;
int grallocFormat = format;
int bufferType;
//If input format is HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED then based on
//the usage bits, gralloc assigns a format.
if(format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED) {
if(usage & GRALLOC_USAGE_HW_VIDEO_ENCODER)
grallocFormat = HAL_PIXEL_FORMAT_NV12_ENCODEABLE; //NV12
else if((usage & GRALLOC_USAGE_HW_CAMERA_MASK)
== GRALLOC_USAGE_HW_CAMERA_ZSL)
grallocFormat = HAL_PIXEL_FORMAT_NV21_ZSL; //NV21 ZSL
else if(usage & GRALLOC_USAGE_HW_CAMERA_READ)
grallocFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; //NV21
else if(usage & GRALLOC_USAGE_HW_CAMERA_WRITE)
grallocFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; //NV21
else if(usage & GRALLOC_USAGE_HW_COMPOSER)
//XXX: If we still haven't set a format, default to RGBA8888
grallocFormat = HAL_PIXEL_FORMAT_RGBA_8888;
}
getGrallocInformationFromFormat(grallocFormat, &bufferType);
size = getBufferSizeAndDimensions(w, h, grallocFormat, usage, alignedw,
alignedh);
if ((ssize_t)size <= 0)
return -EINVAL;
size = (bufferSize >= size)? bufferSize : size;
bool useFbMem = false;
char property[PROPERTY_VALUE_MAX];
if((usage & GRALLOC_USAGE_HW_FB) &&
(property_get("debug.gralloc.map_fb_memory", property, NULL) > 0) &&
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
useFbMem = true;
}
int err = 0;
if(useFbMem) {
err = gralloc_alloc_framebuffer(size, usage, pHandle);
} else {
err = gralloc_alloc_buffer(size, usage, pHandle, bufferType,
grallocFormat, alignedw, alignedh);
}
if (err < 0) {
return err;
}
*pStride = alignedw;
return 0;
}
int gpu_context_t::free_impl(private_handle_t const* hnd) {
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
const size_t bufferSize = m->finfo.line_length * m->info.yres;
int index = (hnd->base - m->framebuffer->base) / bufferSize;
m->bufferMask &= ~(1<<index);
} else {
terminateBuffer(&m->base, const_cast<private_handle_t*>(hnd));
IMemAlloc* memalloc = mAllocCtrl->getAllocator(hnd->flags);
int err = memalloc->free_buffer((void*)hnd->base, (size_t) hnd->size,
hnd->offset, hnd->fd);
if(err)
return err;
// free the metadata space
unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t));
err = memalloc->free_buffer((void*)hnd->base_metadata,
(size_t) size, hnd->offset_metadata,
hnd->fd_metadata);
if (err)
return err;
}
delete hnd;
return 0;
}
int gpu_context_t::gralloc_alloc(alloc_device_t* dev, int w, int h, int format,
int usage, buffer_handle_t* pHandle,
int* pStride)
{
if (!dev) {
return -EINVAL;
}
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->alloc_impl(w, h, format, usage, pHandle, pStride, 0);
}
int gpu_context_t::gralloc_alloc_size(alloc_device_t* dev, int w, int h,
int format, int usage,
buffer_handle_t* pHandle, int* pStride,
int bufferSize)
{
if (!dev) {
return -EINVAL;
}
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->alloc_impl(w, h, format, usage, pHandle, pStride, bufferSize);
}
int gpu_context_t::gralloc_free(alloc_device_t* dev,
buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
return -EINVAL;
private_handle_t const* hnd = reinterpret_cast<private_handle_t const*>(handle);
gpu_context_t* gpu = reinterpret_cast<gpu_context_t*>(dev);
return gpu->free_impl(hnd);
}
/*****************************************************************************/
int gpu_context_t::gralloc_close(struct hw_device_t *dev)
{
gpu_context_t* ctx = reinterpret_cast<gpu_context_t*>(dev);
if (ctx) {
/* TODO: keep a list of all buffer_handle_t created, and free them
* all here.
*/
delete ctx;
}
return 0;
}