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Code Issues Releases Activity

avfilter: hflip,swapuv,vflip: add timeline support

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This commit is contained in:
Paul B Mahol 2016-08-28 11:00:06 +02:00
parent dc7e5adbc0
commit 88bcdf109a
3 changed files with 34 additions and 1 deletions
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11
libavfilter/vf_hflip.c
View File

@ -26,6 +26,7 @@
#include <string.h>
#include "libavutil/opt.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
@ -36,11 +37,18 @@
#include "libavutil/imgutils.h"
typedef struct FlipContext {
const AVClass *class;
int max_step[4]; ///< max pixel step for each plane, expressed as a number of bytes
int planewidth[4]; ///< width of each plane
int planeheight[4]; ///< height of each plane
} FlipContext;
static const AVOption hflip_options[] = {
{ NULL }
};
AVFILTER_DEFINE_CLASS(hflip);
static int query_formats(AVFilterContext *ctx)
{
AVFilterFormats *pix_fmts = NULL;
@ -194,8 +202,9 @@ AVFilter ff_vf_hflip = {
.name = "hflip",
.description = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
.priv_size = sizeof(FlipContext),
.priv_class = &hflip_class,
.query_formats = query_formats,
.inputs = avfilter_vf_hflip_inputs,
.outputs = avfilter_vf_hflip_outputs,
.flags = AVFILTER_FLAG_SLICE_THREADS,
.flags = AVFILTER_FLAG_SLICE_THREADS | AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
};

14
libavfilter/vf_swapuv.c
View File

@ -23,6 +23,7 @@
* swap UV filter
*/
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/version.h"
#include "avfilter.h"
@ -30,6 +31,16 @@
#include "internal.h"
#include "video.h"
typedef struct SwapUVContext {
const AVClass *class;
} SwapUVContext;
static const AVOption swapuv_options[] = {
{ NULL }
};
AVFILTER_DEFINE_CLASS(swapuv);
static void do_swap(AVFrame *frame)
{
FFSWAP(uint8_t*, frame->data[1], frame->data[2]);
@ -110,6 +121,9 @@ AVFilter ff_vf_swapuv = {
.name = "swapuv",
.description = NULL_IF_CONFIG_SMALL("Swap U and V components."),
.query_formats = query_formats,
.priv_size = sizeof(SwapUVContext),
.priv_class = &swapuv_class,
.inputs = swapuv_inputs,
.outputs = swapuv_outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
};

10
libavfilter/vf_vflip.c
View File

@ -24,15 +24,23 @@
*/
#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"
typedef struct FlipContext {
const AVClass *class;
int vsub; ///< vertical chroma subsampling
} FlipContext;
static const AVOption vflip_options[] = {
{ NULL }
};
AVFILTER_DEFINE_CLASS(vflip);
static int config_input(AVFilterLink *link)
{
FlipContext *flip = link->dst->priv;
@ -106,6 +114,8 @@ AVFilter ff_vf_vflip = {
.name = "vflip",
.description = NULL_IF_CONFIG_SMALL("Flip the input video vertically."),
.priv_size = sizeof(FlipContext),
.priv_class = &vflip_class,
.inputs = avfilter_vf_vflip_inputs,
.outputs = avfilter_vf_vflip_outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
};