diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_MovieClipOperation.cpp')
-rw-r--r-- | source/blender/compositor/operations/COM_MovieClipOperation.cpp | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MovieClipOperation.cpp b/source/blender/compositor/operations/COM_MovieClipOperation.cpp new file mode 100644 index 00000000000..74179293c6c --- /dev/null +++ b/source/blender/compositor/operations/COM_MovieClipOperation.cpp @@ -0,0 +1,94 @@ +/* + * Copyright 2011, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Contributor: + * Jeroen Bakker + * Monique Dewanchand + */ + +#include "COM_MovieClipOperation.h" + +#include "BLI_listbase.h" +#include "DNA_scene_types.h" +#include "BLI_math.h" +extern "C" { + #include "BKE_movieclip.h" + #include "IMB_imbuf.h" +} +#include "BKE_image.h" + +MovieClipOperation::MovieClipOperation(): NodeOperation() { + this->addOutputSocket(COM_DT_COLOR); + this->movieClip = NULL; + this->movieClipBuffer = NULL; + this->movieClipUser = NULL; + this->movieClipwidth = 0; + this->movieClipheight = 0; + this->framenumber = 0; +} + + +void MovieClipOperation::initExecution() { + if (this->movieClip) { + BKE_movieclip_user_set_frame(this->movieClipUser, this->framenumber); + ImBuf *ibuf; + ibuf= BKE_movieclip_get_ibuf(this->movieClip, this->movieClipUser); + if (ibuf) { + this->movieClipBuffer = ibuf; + if (ibuf->rect_float == NULL || ibuf->userflags&IB_RECT_INVALID) { + IMB_float_from_rect(ibuf); + ibuf->userflags&= ~IB_RECT_INVALID; + } + } + } +} + +void MovieClipOperation::deinitExecution() { + this->movieClipBuffer = NULL; +} + +void MovieClipOperation::determineResolution(unsigned int resolution[], unsigned int preferredResolution[]) { + ImBuf *ibuf; + if (this->movieClip) { + ibuf= BKE_movieclip_get_ibuf(this->movieClip, this->movieClipUser); + if (ibuf) { + resolution[0] = ibuf->x; + resolution[1] = ibuf->y; + } + } +} + +void MovieClipOperation::executePixel(float *color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) { + if (this->movieClipBuffer == NULL || x < 0 || y < 0 || x >= this->getWidth() || y >= this->getHeight() ) { + color[0] = 0.0f; + color[1] = 0.0f; + color[2] = 0.0f; + color[3] = 0.0f; + } else { + switch (sampler) { + case COM_PS_NEAREST: + neareast_interpolation_color(this->movieClipBuffer, NULL, color, x, y); + break; + case COM_PS_BILINEAR: + bilinear_interpolation_color(this->movieClipBuffer, NULL, color, x, y); + break; + case COM_PS_BICUBIC: + bicubic_interpolation_color(this->movieClipBuffer, NULL, color, x, y); + break; + } + } +} |