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Code Issues Releases Activity

lavfi: remove avfilter_null_* from public API on next bump.

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Those functions are only useful inside filters. It is better to not
support user filters until the API is more stable.
This commit is contained in:
Anton Khirnov 2012-05-19 10:37:56 +02:00
parent 43c7a01e98
commit c04c533f62
21 changed files with 90 additions and 44 deletions
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6
libavfilter/avfilter.h
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@ -487,18 +487,24 @@ int avfilter_default_query_formats(AVFilterContext *ctx);
*/ */
void avfilter_set_common_formats(AVFilterContext *ctx, AVFilterFormats *formats); void avfilter_set_common_formats(AVFilterContext *ctx, AVFilterFormats *formats);
#if FF_API_FILTERS_PUBLIC
/** start_frame() handler for filters which simply pass video along */ /** start_frame() handler for filters which simply pass video along */
attribute_deprecated
void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref); void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref);
/** draw_slice() handler for filters which simply pass video along */ /** draw_slice() handler for filters which simply pass video along */
attribute_deprecated
void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir); void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir);
/** end_frame() handler for filters which simply pass video along */ /** end_frame() handler for filters which simply pass video along */
attribute_deprecated
void avfilter_null_end_frame(AVFilterLink *link); void avfilter_null_end_frame(AVFilterLink *link);
/** get_video_buffer() handler for filters which simply pass video along */ /** get_video_buffer() handler for filters which simply pass video along */
attribute_deprecated
AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link,
int perms, int w, int h); int perms, int w, int h);
#endif
/** /**
* Filter definition. This defines the pads a filter contains, and all the * Filter definition. This defines the pads a filter contains, and all the

3
libavfilter/split.c
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@ -25,6 +25,7 @@
#include "avfilter.h" #include "avfilter.h"
#include "audio.h" #include "audio.h"
#include "video.h"
static int split_init(AVFilterContext *ctx, const char *args, void *opaque) static int split_init(AVFilterContext *ctx, const char *args, void *opaque)
{ {
@ -100,7 +101,7 @@ AVFilter avfilter_vf_split = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer= avfilter_null_get_video_buffer, .get_video_buffer= ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.end_frame = end_frame, }, .end_frame = end_frame, },

9
libavfilter/vf_aspect.c
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@ -25,6 +25,7 @@
#include "libavutil/mathematics.h" #include "libavutil/mathematics.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
AVRational aspect; AVRational aspect;
@ -100,9 +101,9 @@ AVFilter avfilter_vf_setdar = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.config_props = setdar_config_props, .config_props = setdar_config_props,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.end_frame = avfilter_null_end_frame }, .end_frame = ff_null_end_frame },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",
@ -133,9 +134,9 @@ AVFilter avfilter_vf_setsar = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.config_props = setsar_config_props, .config_props = setsar_config_props,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.end_frame = avfilter_null_end_frame }, .end_frame = ff_null_end_frame },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",

5
libavfilter/vf_blackframe.c
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@ -28,6 +28,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
unsigned int bamount; ///< black amount unsigned int bamount; ///< black amount
@ -118,8 +119,8 @@ AVFilter avfilter_vf_blackframe = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.end_frame = end_frame, }, .end_frame = end_frame, },
{ .name = NULL}}, { .name = NULL}},

7
libavfilter/vf_copy.c
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@ -22,6 +22,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
AVFilter avfilter_vf_copy = { AVFilter avfilter_vf_copy = {
.name = "copy", .name = "copy",
@ -29,9 +30,9 @@ AVFilter avfilter_vf_copy = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.end_frame = avfilter_null_end_frame, .end_frame = ff_null_end_frame,
.rej_perms = ~0 }, .rej_perms = ~0 },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",

3
libavfilter/vf_crop.c
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@ -26,6 +26,7 @@
/* #define DEBUG */ /* #define DEBUG */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
#include "libavutil/eval.h" #include "libavutil/eval.h"
#include "libavutil/avstring.h" #include "libavutil/avstring.h"
#include "libavutil/libm.h" #include "libavutil/libm.h"
@ -333,7 +334,7 @@ AVFilter avfilter_vf_crop = {
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.end_frame = end_frame, .end_frame = end_frame,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.config_props = config_input, }, .config_props = config_input, },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",

5
libavfilter/vf_cropdetect.c
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@ -25,6 +25,7 @@
#include "libavutil/imgutils.h" #include "libavutil/imgutils.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
int x1, y1, x2, y2; int x1, y1, x2, y2;
@ -203,8 +204,8 @@ AVFilter avfilter_vf_cropdetect = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input, .config_props = config_input,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.end_frame = end_frame, }, .end_frame = end_frame, },
{ .name = NULL}}, { .name = NULL}},

3
libavfilter/vf_delogo.c
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@ -29,6 +29,7 @@
#include "libavutil/opt.h" #include "libavutil/opt.h"
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
/** /**
* Apply a simple delogo algorithm to the image in dst and put the * Apply a simple delogo algorithm to the image in dst and put the
@ -271,7 +272,7 @@ AVFilter avfilter_vf_delogo = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = null_draw_slice, .draw_slice = null_draw_slice,
.end_frame = end_frame, .end_frame = end_frame,

7
libavfilter/vf_drawbox.c
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@ -28,6 +28,7 @@
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
#include "libavutil/parseutils.h" #include "libavutil/parseutils.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
enum { Y, U, V, A }; enum { Y, U, V, A };
@ -130,10 +131,10 @@ AVFilter avfilter_vf_drawbox = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input, .config_props = config_input,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.end_frame = avfilter_null_end_frame, .end_frame = ff_null_end_frame,
.min_perms = AV_PERM_WRITE | AV_PERM_READ, .min_perms = AV_PERM_WRITE | AV_PERM_READ,
.rej_perms = AV_PERM_PRESERVE }, .rej_perms = AV_PERM_PRESERVE },
{ .name = NULL}}, { .name = NULL}},

3
libavfilter/vf_drawtext.c
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@ -41,6 +41,7 @@
#include "libavutil/lfg.h" #include "libavutil/lfg.h"
#include "avfilter.h" #include "avfilter.h"
#include "drawutils.h" #include "drawutils.h"
#include "video.h"
#undef time #undef time
@ -875,7 +876,7 @@ AVFilter avfilter_vf_drawtext = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = null_draw_slice, .draw_slice = null_draw_slice,
.end_frame = end_frame, .end_frame = end_frame,

5
libavfilter/vf_fade.c
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@ -27,6 +27,7 @@
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
int factor, fade_per_frame; int factor, fade_per_frame;
@ -157,8 +158,8 @@ AVFilter avfilter_vf_fade = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.config_props = config_props, .config_props = config_props,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.end_frame = end_frame, .end_frame = end_frame,
.min_perms = AV_PERM_READ | AV_PERM_WRITE, .min_perms = AV_PERM_READ | AV_PERM_WRITE,

3
libavfilter/vf_fifo.c
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@ -24,6 +24,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct BufPic { typedef struct BufPic {
AVFilterBufferRef *picref; AVFilterBufferRef *picref;
@ -106,7 +107,7 @@ AVFilter avfilter_vf_fifo = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer= avfilter_null_get_video_buffer, .get_video_buffer= ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.end_frame = end_frame, .end_frame = end_frame,

17
libavfilter/vf_format.c
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@ -25,6 +25,7 @@
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
/** /**
@ -104,10 +105,10 @@ AVFilter avfilter_vf_format = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer= avfilter_null_get_video_buffer, .get_video_buffer= ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.draw_slice = avfilter_null_draw_slice, .draw_slice = ff_null_draw_slice,
.end_frame = avfilter_null_end_frame, }, .end_frame = ff_null_end_frame, },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO }, .type = AVMEDIA_TYPE_VIDEO },
@ -134,10 +135,10 @@ AVFilter avfilter_vf_noformat = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer= avfilter_null_get_video_buffer, .get_video_buffer= ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.draw_slice = avfilter_null_draw_slice, .draw_slice = ff_null_draw_slice,
.end_frame = avfilter_null_end_frame, }, .end_frame = ff_null_end_frame, },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO }, .type = AVMEDIA_TYPE_VIDEO },

7
libavfilter/vf_null.c
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@ -22,6 +22,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
AVFilter avfilter_vf_null = { AVFilter avfilter_vf_null = {
.name = "null", .name = "null",
@ -31,9 +32,9 @@ AVFilter avfilter_vf_null = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.end_frame = avfilter_null_end_frame }, .end_frame = ff_null_end_frame },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",

3
libavfilter/vf_select.c
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@ -27,6 +27,7 @@
#include "libavutil/fifo.h" #include "libavutil/fifo.h"
#include "libavutil/mathematics.h" #include "libavutil/mathematics.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
static const char *const var_names[] = { static const char *const var_names[] = {
"E", ///< Euler number "E", ///< Euler number
@ -339,7 +340,7 @@ AVFilter avfilter_vf_select = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.config_props = config_input, .config_props = config_input,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,

3
libavfilter/vf_setpts.c
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@ -29,6 +29,7 @@
#include "libavutil/eval.h" #include "libavutil/eval.h"
#include "libavutil/mathematics.h" #include "libavutil/mathematics.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
static const char *const var_names[] = { static const char *const var_names[] = {
"E", ///< Euler number "E", ///< Euler number
@ -148,7 +149,7 @@ AVFilter avfilter_vf_setpts = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.config_props = config_input, .config_props = config_input,
.start_frame = start_frame, }, .start_frame = start_frame, },
{ .name = NULL }}, { .name = NULL }},

5
libavfilter/vf_settb.c
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@ -29,6 +29,7 @@
#include "libavutil/rational.h" #include "libavutil/rational.h"
#include "avfilter.h" #include "avfilter.h"
#include "internal.h" #include "internal.h"
#include "video.h"
static const char *const var_names[] = { static const char *const var_names[] = {
"E", "E",
@ -130,9 +131,9 @@ AVFilter avfilter_vf_settb = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.end_frame = avfilter_null_end_frame }, .end_frame = ff_null_end_frame },
{ .name = NULL }}, { .name = NULL }},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",

5
libavfilter/vf_showinfo.c
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@ -26,6 +26,7 @@
#include "libavutil/imgutils.h" #include "libavutil/imgutils.h"
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
typedef struct { typedef struct {
unsigned int frame; unsigned int frame;
@ -86,8 +87,8 @@ AVFilter avfilter_vf_showinfo = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = avfilter_null_start_frame, .start_frame = ff_null_start_frame,
.end_frame = end_frame, .end_frame = end_frame,
.min_perms = AV_PERM_READ, }, .min_perms = AV_PERM_READ, },
{ .name = NULL}}, { .name = NULL}},

5
libavfilter/vf_slicify.c
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@ -24,6 +24,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "video.h"
#include "libavutil/pixdesc.h" #include "libavutil/pixdesc.h"
typedef struct { typedef struct {
@ -105,11 +106,11 @@ AVFilter avfilter_vf_slicify = {
.inputs = (AVFilterPad[]) {{ .name = "default", .inputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, .type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = avfilter_null_get_video_buffer, .get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame, .start_frame = start_frame,
.draw_slice = draw_slice, .draw_slice = draw_slice,
.config_props = config_props, .config_props = config_props,
.end_frame = avfilter_null_end_frame, }, .end_frame = ff_null_end_frame, },
{ .name = NULL}}, { .name = NULL}},
.outputs = (AVFilterPad[]) {{ .name = "default", .outputs = (AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, }, .type = AVMEDIA_TYPE_VIDEO, },

24
libavfilter/video.c
View File

@ -65,7 +65,7 @@ static void ff_dlog_ref(void *ctx, AVFilterBufferRef *ref, int end)
av_dlog(ctx, "]%s", end ? "\n" : ""); av_dlog(ctx, "]%s", end ? "\n" : "");
} }
AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h) AVFilterBufferRef *ff_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
{ {
return avfilter_get_video_buffer(link->dst->outputs[0], perms, w, h); return avfilter_get_video_buffer(link->dst->outputs[0], perms, w, h);
} }
@ -160,7 +160,7 @@ AVFilterBufferRef *avfilter_get_video_buffer(AVFilterLink *link, int perms, int
return ret; return ret;
} }
void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref) void ff_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
{ {
avfilter_start_frame(link->dst->outputs[0], picref); avfilter_start_frame(link->dst->outputs[0], picref);
} }
@ -211,7 +211,7 @@ void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
start_frame(link, link->cur_buf); start_frame(link, link->cur_buf);
} }
void avfilter_null_end_frame(AVFilterLink *link) void ff_null_end_frame(AVFilterLink *link)
{ {
avfilter_end_frame(link->dst->outputs[0]); avfilter_end_frame(link->dst->outputs[0]);
} }
@ -252,7 +252,7 @@ void avfilter_end_frame(AVFilterLink *link)
} }
} }
void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) void ff_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
{ {
avfilter_draw_slice(link->dst->outputs[0], y, h, slice_dir); avfilter_draw_slice(link->dst->outputs[0], y, h, slice_dir);
} }
@ -326,4 +326,20 @@ void avfilter_default_draw_slice(AVFilterLink *inlink, int y, int h, int slice_d
{ {
default_draw_slice(inlink, y, h, slice_dir); default_draw_slice(inlink, y, h, slice_dir);
} }
AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
{
return ff_null_get_video_buffer(link, perms, w, h);
}
void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
{
ff_null_start_frame(link, picref);
}
void avfilter_null_end_frame(AVFilterLink *link)
{
ff_null_end_frame(link);
}
void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
{
ff_null_draw_slice(link, y, h, slice_dir);
}
#endif #endif

6
libavfilter/video.h
View File

@ -21,4 +21,10 @@
AVFilterBufferRef *ff_default_get_video_buffer(AVFilterLink *link, AVFilterBufferRef *ff_default_get_video_buffer(AVFilterLink *link,
int perms, int w, int h); int perms, int w, int h);
AVFilterBufferRef *ff_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h);
void ff_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref);
void ff_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir);
void ff_null_end_frame(AVFilterLink *link);
#endif /* AVFILTER_VIDEO_H */ #endif /* AVFILTER_VIDEO_H */