diff options
Diffstat (limited to 'server/red_yuv.h')
| -rw-r--r-- | server/red_yuv.h | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/server/red_yuv.h b/server/red_yuv.h deleted file mode 100644 index 756717d5..00000000 --- a/server/red_yuv.h +++ /dev/null @@ -1,159 +0,0 @@ -/* - Copyright (C) 2009 Red Hat, Inc. - - 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, see <http://www.gnu.org/licenses/>. -*/ - -#if defined(YUV32) -#define PIXEL_SIZE 4 -#define R(pixel) (((uint8_t*)(pixel))[0]) -#define G(pixel) (((uint8_t*)(pixel))[1]) -#define B(pixel) (((uint8_t*)(pixel))[2]) - -#define FUNC_NAME(name) name##_32bpp - -#elif defined(YUV24) -#define PIXEL_SIZE 3 -#define R(pixel) (((uint8_t*)(pixel))[0]) -#define G(pixel) (((uint8_t*)(pixel))[1]) -#define B(pixel) (((uint8_t*)(pixel))[2]) - -#define FUNC_NAME(name) name##_24bpp - -#elif defined(YUV16) -#define PIXEL_SIZE 2 -#define PIX16(pixel) (*(uint16_t*)(pixel)) - -#define R(pixel) ((PIX16(pixel) << 3) & 0xff) -#define G(pixel) ((PIX16(pixel) >> 2) & 0xff) -#define B(pixel) ((PIX16(pixel) >> 7) & 0xff) - -#define FUNC_NAME(name) name##_16bpp - -#else -#error "invalid format." -#endif - -#define Y(pixel) (((66 * R(pixel) + 129 * G(pixel) + 25 * B(pixel) + 128) >> 8) + 16) -#define U(pixel) (((-38 * R(pixel) - 74 * G(pixel) + 112 * B(pixel) + 128) >> 8) + 128) -#define V(pixel) (((112 * R(pixel) - 94 * G(pixel) - 18 * B(pixel) + 128) >> 8) + 128) - -static inline void FUNC_NAME(red_rgb_to_yuv420_line)(const uint8_t* line0, const uint8_t* line1, - const uint32_t width, uint8_t* y, uint8_t *u, - uint8_t *v, int y_stride) -{ - int i; - - // Y = (0.257 * R) + (0.504 * G) + (0.098 * B) + 16 - // Cb = U = -(0.148 * R) - (0.291 * G) + (0.439 * B) + 128 - // Cr = V = (0.439 * R) - (0.368 * G) - (0.071 * B) + 128 - - for (i = 0; i < width / 2; i++) { - *y = Y(line0); - *(y + 1) = Y(line0 + PIXEL_SIZE); - *(y + y_stride) = Y(line1); - *(y + y_stride + 1) = Y(line1 + PIXEL_SIZE); - - u[i] = (U(line0) + U(line0 + PIXEL_SIZE) + U(line1) + U(line1 + PIXEL_SIZE)) / 4; - v[i] = (V(line0) + V(line0 + PIXEL_SIZE) + V(line1) + V(line1 + PIXEL_SIZE)) / 4; - - line0 += 2 * PIXEL_SIZE; - line1 += 2 * PIXEL_SIZE; - y += 2; - } - - if ((width & 1)) { - *y = Y(line0); - *(y + 1) = *y; - *(y + y_stride) = Y(line1); - *(y + y_stride + 1) = *(y + y_stride); - u[i] = (U(line0) + U(line1)) / 2; - v[i] = (V(line0) + V(line1)) / 2; - } -} - -static inline int FUNC_NAME(red_rgb_to_yuv420)(RedWorker *worker, const SpiceRect *src, - const SpiceBitmap *image, AVFrame *frame, - long phys_delta, int memslot_id, int id, - Stream *stream, uint32_t group_id) -{ - QXLDataChunk *chunk; - uint32_t image_stride; - int y_stride; - uint8_t* y; - uint8_t* u; - uint8_t* v; - int offset; - int i; - - y = frame->data[0]; - u = frame->data[1]; - v = frame->data[2]; - y_stride = frame->linesize[0]; - - offset = 0; - chunk = (QXLDataChunk *)(image->data + phys_delta); - image_stride = image->stride; - - const int skip_lines = stream->top_down ? src->top : image->y - (src->bottom - 0); - for (i = 0; i < skip_lines; i++) { - red_get_image_line(worker, &chunk, &offset, image_stride, phys_delta, memslot_id, - group_id); - } - - const int image_hight = src->bottom - src->top; - const int image_width = src->right - src->left; - for (i = 0; i < image_hight / 2; i++) { - uint8_t* line0 = red_get_image_line(worker, &chunk, &offset, image_stride, phys_delta, - memslot_id, group_id); - uint8_t* line1 = red_get_image_line(worker, &chunk, &offset, image_stride, phys_delta, - memslot_id, group_id); - - if (!line0 || !line1) { - return FALSE; - } - - line0 += src->left * PIXEL_SIZE; - line1 += src->left * PIXEL_SIZE; - - FUNC_NAME(red_rgb_to_yuv420_line)(line0, line1, image_width, y, u, v, y_stride); - - y += 2 * y_stride; - u += frame->linesize[1]; - v += frame->linesize[2]; - } - - if ((image_hight & 1)) { - uint8_t* line = red_get_image_line(worker, &chunk, &offset, image_stride, phys_delta, - memslot_id, group_id); - if (!line) { - return FALSE; - } - line += src->left * PIXEL_SIZE; - FUNC_NAME(red_rgb_to_yuv420_line)(line, line, image_width, y, u, v, y_stride); - } - return TRUE; -} - - -#undef R -#undef G -#undef B -#undef Y -#undef U -#undef V -#undef FUNC_NAME -#undef PIXEL_SIZE -#undef PIX16 - |