diff options
Diffstat (limited to 'TOOLS/vf_dlopen/tile.c')
| -rw-r--r-- | TOOLS/vf_dlopen/tile.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/TOOLS/vf_dlopen/tile.c b/TOOLS/vf_dlopen/tile.c deleted file mode 100644 index bf5aeea26f..0000000000 --- a/TOOLS/vf_dlopen/tile.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright (c) 2012 Rudolf Polzer <divVerent@xonotic.org> - * - * This file is part of mpv's vf_dlopen examples. - * - * mpv's vf_dlopen examples are free software; you can redistribute them and/or - * modify them under the terms of the GNU Lesser General Public License as - * published by the Free Software Foundation; either version 2.1 of the - * License, or (at your option) any later version. - * - * mpv's vf_dlopen examples are distributed in the hope that they will be - * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser - * General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with mpv's vf_dlopen examples; if not, write to the Free - * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301 USA - */ - -#include <assert.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "vf_dlopen.h" -#include "filterutils.h" - -/* - * tile filter - * - * usage: --vf=dlopen=/path/to/tile.so:4:3 - * - * only supports rgb24 and yuv420p for now - * in theory can support any format where rows are a multiple of bytes, and the - * multiple is known - */ - -#define ALLFORMATS \ - /* format bytes xmul ymul */ \ - FORMAT("rgb24" , 3, 1, 1) \ - FORMAT("yuv420p", 1, 2, 2) - -typedef struct { - int rows, cols; - unsigned char *buffer_plane[4]; - size_t buffer_size[4]; - int pos; - int pixelbytes; -} tile_data_t; - -static int tile_config(struct vf_dlopen_context *ctx) -{ - // we may return more than one pic! - tile_data_t *tile = ctx->priv; - - ctx->out_width = tile->cols * ctx->in_width; - ctx->out_height = tile->rows * ctx->in_height; - ctx->out_d_width = tile->cols * ctx->in_d_width; - ctx->out_d_height = tile->rows * ctx->in_d_height; - -#define FORMAT(fmt,sz,xmul,ymul) \ - if (!strcmp(ctx->in_fmt, fmt)) { \ - if (ctx->in_width % xmul || ctx->in_height % ymul) { \ - printf("Format " fmt " requires width to be a multiple of %d and height to be a multiple of %d\n", \ - xmul, ymul); \ - return -1; \ - } \ - tile->pixelbytes = sz; \ - } else - ALLFORMATS -#undef FORMAT - { - printf("Format %s is not in the list, how come?\n", ctx->in_fmt); - return -1; - } - - return 1; -} - -static int tile_put_image(struct vf_dlopen_context *ctx) -{ - tile_data_t *tile = ctx->priv; - - unsigned p; - unsigned np = ctx->outpic[0].planes; - assert(ctx->inpic.planes == ctx->outpic[0].planes); - - // fix buffers - for (p = 0; p < np; ++p) { - size_t sz = ctx->outpic->planestride[p] * ctx->outpic->planeheight[p]; - if (sz != tile->buffer_size[p]) { - if (p == 0 && tile->buffer_plane[p]) - printf("WARNING: reinitializing output buffers.\n"); - tile->buffer_plane[p] = realloc(tile->buffer_plane[p], sz); - tile->buffer_size[p] = sz; - tile->pos = 0; - } - } - - for (p = 0; p < np; ++p) { - assert(ctx->inpic.planewidth[p] * tile->cols == ctx->outpic->planewidth[p]); - assert(ctx->inpic.planeheight[p] * tile->rows == ctx->outpic->planeheight[p]); - } - - // copy this frame - for (p = 0; p < np; ++p) - copy_plane( - &tile->buffer_plane[p][ctx->outpic->planestride[p] * ctx->inpic.planeheight[p] * (tile->pos / tile->cols) + tile->pixelbytes * ctx->inpic.planewidth[p] * (tile->pos % tile->cols)], - ctx->outpic->planestride[p], - ctx->inpic.plane[p], - ctx->inpic.planestride[p], - tile->pixelbytes * ctx->inpic.planewidth[p], - ctx->inpic.planeheight[p] - ); - - ++tile->pos; - if (tile->pos == tile->rows * tile->cols) { - // copy THIS image to the buffer, we need it later - for (p = 0; p < np; ++p) - copy_plane( - ctx->outpic->plane[p], ctx->outpic->planestride[p], - &tile->buffer_plane[p][0], ctx->outpic->planestride[p], - tile->pixelbytes * ctx->outpic->planewidth[p], - ctx->outpic->planeheight[p] - ); - ctx->outpic->pts = ctx->inpic.pts; - tile->pos = 0; - return 1; - } - - return 0; -} - -void tile_uninit(struct vf_dlopen_context *ctx) -{ - tile_data_t *tile = ctx->priv; - free(tile->buffer_plane[3]); - free(tile->buffer_plane[2]); - free(tile->buffer_plane[1]); - free(tile->buffer_plane[0]); - free(tile); -} - -int vf_dlopen_getcontext(struct vf_dlopen_context *ctx, int argc, const char **argv) -{ - VF_DLOPEN_CHECK_VERSION(ctx); - - if (argc != 2) - return -1; - - tile_data_t *tile = calloc(1,sizeof(tile_data_t)); - - tile->cols = atoi(argv[0]); - tile->rows = atoi(argv[1]); - - if (!tile->rows || !tile->cols) { - printf("tile: invalid rows/cols\n"); - free(tile); - return -1; - } - - ctx->priv = tile; - static struct vf_dlopen_formatpair map[] = { -#define FORMAT(fmt,sz,xmul,ymul) {fmt, NULL}, - ALLFORMATS -#undef FORMAT - {NULL, NULL} - }; - ctx->format_mapping = map; - ctx->config = tile_config; - ctx->put_image = tile_put_image; - ctx->uninit = tile_uninit; - - return 1; -} |