* horizontal flip filter
*/
+#include <string.h>
+
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"
#include "libavutil/pixdesc.h"
+#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h"
return 0;
}
-static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
+static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
{
AVFilterLink *outlink = inlink->dst->outputs[0];
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));
+ return ff_start_frame(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
}
-static void draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
+static int draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
{
FlipContext *flip = inlink->dst->priv;
AVFilterBufferRef *inpic = inlink->cur_buf;
}
}
- ff_draw_slice(inlink->dst->outputs[0], y, h, slice_dir);
+ return ff_draw_slice(inlink->dst->outputs[0], y, h, slice_dir);
}
AVFilter avfilter_vf_hflip = {
.priv_size = sizeof(FlipContext),
.query_formats = query_formats,
- .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 = (const AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO, },
- { .name = NULL}},
+ .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 = (const AVFilterPad[]) {{ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO, },
+ { .name = NULL}},
};