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Diffstat (limited to 'rs/rotator.rs')
| -rw-r--r-- | rs/rotator.rs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/rs/rotator.rs b/rs/rotator.rs new file mode 100644 index 000000000..cd9da4396 --- /dev/null +++ b/rs/rotator.rs @@ -0,0 +1,51 @@ +/* +Copyright (c) 2016, The Linux Foundation. All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are +met: + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials provided + with the distribution. + * Neither the name of The Linux Foundation nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED +WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS +BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR +BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE +OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN +IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +#pragma version(1) +#pragma rs java_package_name(com.android.camera.imageprocessor) +#pragma rs_fp_relaxed + +rs_allocation gOut; +rs_allocation gIn; +uint32_t width; +uint32_t height; + +uchar __attribute__((kernel)) rotate90andMerge(uint32_t x, uint32_t y) { + uchar yValue = rsGetElementAt_uchar(gIn, x + y*width); + rsSetElementAt_uchar(gOut, yValue, x*height + height - 1 - y); + + if(x%2 == 0 && y%2==1) { + uint32_t ySize = width*height; + uint32_t index = ySize + x + ((y/2) * width); + uchar vValue = rsGetElementAt_uchar(gIn, index); + uchar uValue = rsGetElementAt_uchar(gIn, index + 1); + rsSetElementAt_uchar(gOut, vValue, ySize + x/2*height + height - 1 - y); + rsSetElementAt_uchar(gOut, uValue, ySize + x/2*height + height - 1 - y - 1); + } + return (uchar)0; +}
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