diff options
Diffstat (limited to 'libavfilter/vf_hflip.c')
| -rw-r--r-- | libavfilter/vf_hflip.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c index af167e142d..459cfab886 100644 --- a/libavfilter/vf_hflip.c +++ b/libavfilter/vf_hflip.c @@ -2,20 +2,20 @@ * Copyright (c) 2007 Benoit Fouet * Copyright (c) 2010 Stefano Sabatini * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it 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. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -47,8 +47,10 @@ static int query_formats(AVFilterContext *ctx) PIX_FMT_RGB24, PIX_FMT_BGR24, PIX_FMT_RGB565BE, PIX_FMT_RGB565LE, PIX_FMT_RGB555BE, PIX_FMT_RGB555LE, + PIX_FMT_RGB444BE, PIX_FMT_RGB444LE, PIX_FMT_BGR565BE, PIX_FMT_BGR565LE, PIX_FMT_BGR555BE, PIX_FMT_BGR555LE, + PIX_FMT_BGR444BE, PIX_FMT_BGR444LE, PIX_FMT_GRAY16BE, PIX_FMT_GRAY16LE, PIX_FMT_YUV420P16LE, PIX_FMT_YUV420P16BE, PIX_FMT_YUV422P16LE, PIX_FMT_YUV422P16BE, @@ -81,6 +83,21 @@ static int config_props(AVFilterLink *inlink) return 0; } +static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref) +{ + AVFilterLink *outlink = inlink->dst->outputs[0]; + + outlink->out_buf = + ff_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h); + avfilter_copy_buffer_ref_props(outlink->out_buf, picref); + + /* copy palette if required */ + if (av_pix_fmt_descriptors[inlink->format].flags & PIX_FMT_PAL) + memcpy(inlink->dst->outputs[0]->out_buf->data[1], picref->data[1], AVPALETTE_SIZE); + + ff_start_frame(outlink, avfilter_ref_buffer(outlink->out_buf, ~0)); +} + static void draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir) { FlipContext *flip = inlink->dst->priv; @@ -151,13 +168,14 @@ AVFilter avfilter_vf_hflip = { .priv_size = sizeof(FlipContext), .query_formats = query_formats, - .inputs = (AVFilterPad[]) {{ .name = "default", + .inputs = (const AVFilterPad[]) {{ .name = "default", .type = AVMEDIA_TYPE_VIDEO, + .start_frame = start_frame, .draw_slice = draw_slice, .config_props = config_props, .min_perms = AV_PERM_READ, }, { .name = NULL}}, - .outputs = (AVFilterPad[]) {{ .name = "default", + .outputs = (const AVFilterPad[]) {{ .name = "default", .type = AVMEDIA_TYPE_VIDEO, }, { .name = NULL}}, }; |