| /* |
| * Copyright (C) 2009 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. |
| */ |
| |
| #define LOG_TAG "SoftwareRenderer" |
| #include <utils/Log.h> |
| |
| #include "../include/SoftwareRenderer.h" |
| |
| #include <binder/MemoryHeapBase.h> |
| #include <binder/MemoryHeapPmem.h> |
| #include <media/stagefright/foundation/ADebug.h> |
| #include <media/stagefright/MetaData.h> |
| #include <surfaceflinger/Surface.h> |
| #include <ui/android_native_buffer.h> |
| #include <ui/GraphicBufferMapper.h> |
| |
| namespace android { |
| |
| SoftwareRenderer::SoftwareRenderer( |
| const sp<Surface> &surface, const sp<MetaData> &meta) |
| : mConverter(NULL), |
| mYUVMode(None), |
| mSurface(surface) { |
| int32_t tmp; |
| CHECK(meta->findInt32(kKeyColorFormat, &tmp)); |
| mColorFormat = (OMX_COLOR_FORMATTYPE)tmp; |
| |
| CHECK(meta->findInt32(kKeyWidth, &mWidth)); |
| CHECK(meta->findInt32(kKeyHeight, &mHeight)); |
| |
| if (!meta->findRect( |
| kKeyCropRect, |
| &mCropLeft, &mCropTop, &mCropRight, &mCropBottom)) { |
| mCropLeft = mCropTop = 0; |
| mCropRight = mWidth - 1; |
| mCropBottom = mHeight - 1; |
| } |
| |
| int32_t rotationDegrees; |
| if (!meta->findInt32(kKeyRotation, &rotationDegrees)) { |
| rotationDegrees = 0; |
| } |
| |
| int halFormat; |
| switch (mColorFormat) { |
| default: |
| halFormat = HAL_PIXEL_FORMAT_RGB_565; |
| |
| mConverter = new ColorConverter( |
| mColorFormat, OMX_COLOR_Format16bitRGB565); |
| CHECK(mConverter->isValid()); |
| break; |
| } |
| |
| CHECK(mSurface.get() != NULL); |
| CHECK(mWidth > 0); |
| CHECK(mHeight > 0); |
| CHECK(mConverter == NULL || mConverter->isValid()); |
| |
| CHECK_EQ(0, |
| native_window_set_usage( |
| mSurface.get(), |
| GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_OFTEN |
| | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP)); |
| |
| CHECK_EQ(0, native_window_set_buffer_count(mSurface.get(), 2)); |
| |
| // Width must be multiple of 32??? |
| CHECK_EQ(0, native_window_set_buffers_geometry( |
| mSurface.get(), |
| mCropRight - mCropLeft + 1, |
| mCropBottom - mCropTop + 1, |
| halFormat)); |
| |
| uint32_t transform; |
| switch (rotationDegrees) { |
| case 0: transform = 0; break; |
| case 90: transform = HAL_TRANSFORM_ROT_90; break; |
| case 180: transform = HAL_TRANSFORM_ROT_180; break; |
| case 270: transform = HAL_TRANSFORM_ROT_270; break; |
| default: transform = 0; break; |
| } |
| |
| if (transform) { |
| CHECK_EQ(0, native_window_set_buffers_transform( |
| mSurface.get(), transform)); |
| } |
| } |
| |
| SoftwareRenderer::~SoftwareRenderer() { |
| delete mConverter; |
| mConverter = NULL; |
| } |
| |
| void SoftwareRenderer::render( |
| const void *data, size_t size, void *platformPrivate) { |
| android_native_buffer_t *buf; |
| int err; |
| if ((err = mSurface->dequeueBuffer(mSurface.get(), &buf)) != 0) { |
| LOGW("Surface::dequeueBuffer returned error %d", err); |
| return; |
| } |
| |
| CHECK_EQ(0, mSurface->lockBuffer(mSurface.get(), buf)); |
| |
| GraphicBufferMapper &mapper = GraphicBufferMapper::get(); |
| |
| Rect bounds(mWidth, mHeight); |
| |
| void *dst; |
| CHECK_EQ(0, mapper.lock( |
| buf->handle, GRALLOC_USAGE_SW_WRITE_OFTEN, bounds, &dst)); |
| |
| if (mConverter) { |
| mConverter->convert( |
| data, |
| mWidth, mHeight, |
| mCropLeft, mCropTop, mCropRight, mCropBottom, |
| dst, |
| buf->stride, buf->height, |
| 0, 0, |
| mCropRight - mCropLeft, |
| mCropBottom - mCropTop); |
| } else { |
| TRESPASS(); |
| } |
| |
| CHECK_EQ(0, mapper.unlock(buf->handle)); |
| |
| if ((err = mSurface->queueBuffer(mSurface.get(), buf)) != 0) { |
| LOGW("Surface::queueBuffer returned error %d", err); |
| } |
| buf = NULL; |
| } |
| |
| } // namespace android |