49 #define OFFSET(x) offsetof(MaskFunContext, x) 50 #define VF AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM 95 if (s->
getsum(ctx, frame)) {
114 #define GETSUM(name, type, div) \ 115 static int getsum##name(AVFilterContext *ctx, AVFrame *out) \ 117 MaskFunContext *s = ctx->priv; \ 121 for (p = 0; p < s->nb_planes; p++) { \ 122 const int linesize = out->linesize[p] / div; \ 123 const int w = s->width[p]; \ 124 const int h = s->height[p]; \ 125 type *dst = (type *)out->data[p]; \ 127 if (!((1 << p) & s->planes)) \ 130 for (int y = 0; y < h; y++) { \ 131 for (int x = 0; x < w; x++) \ 133 if (sum >= s->max_sum) \ 145 #define MASKFUN(name, type, div) \ 146 static int maskfun##name(AVFilterContext *ctx, void *arg, \ 147 int jobnr, int nb_jobs) \ 149 MaskFunContext *s = ctx->priv; \ 150 AVFrame *out = arg; \ 151 const int low = s->low; \ 152 const int high = s->high; \ 153 const int max = s->max; \ 156 for (p = 0; p < s->nb_planes; p++) { \ 157 const int linesize = out->linesize[p] / div; \ 158 const int w = s->width[p]; \ 159 const int h = s->height[p]; \ 160 const int slice_start = (h * jobnr) / nb_jobs; \ 161 const int slice_end = (h * (jobnr+1)) / nb_jobs; \ 162 type *dst = (type *)out->data[p] + slice_start * linesize; \ 164 if (!((1 << p) & s->planes)) \ 167 for (int y = slice_start; y < slice_end; y++) { \ 168 for (int x = 0; x < w; x++) { \ 171 else if (dst[x] > high) \ 224 for (
int y = 0; y < s->
height[p]; y++) {
231 uint16_t *dst = (uint16_t *)s->
empty->
data[p];
234 for (
int x = 0; x < s->
width[p]; x++)
243 if (!((1 << p) & s->
planes))
277 .priv_class = &maskfun_class,
#define AV_PIX_FMT_YUVA422P16
#define AV_PIX_FMT_YUVA422P9
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
This structure describes decoded (raw) audio or video data.
#define AV_PIX_FMT_YUVA420P10
#define AV_PIX_FMT_YUV444P14
#define AV_PIX_FMT_GBRAP10
#define AV_PIX_FMT_YUVA422P10
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
Main libavfilter public API header.
int(* maskfun)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
#define AV_PIX_FMT_GBRP10
#define AV_PIX_FMT_YUV420P12
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
#define AV_PIX_FMT_GRAY10
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
const char * name
Pad name.
#define AV_PIX_FMT_GRAY12
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
static const AVFilterPad maskfun_inputs[]
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
#define AV_PIX_FMT_YUVA420P9
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range...
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
#define AV_PIX_FMT_YUV444P16
#define AV_PIX_FMT_YUV422P12
#define AV_PIX_FMT_YUVA420P16
A filter pad used for either input or output.
A link between two filters.
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
void * priv
private data for use by the filter
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
#define AV_PIX_FMT_YUVA444P16
#define AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_GBRAP16
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
static int query_formats(AVFilterContext *ctx)
#define AV_PIX_FMT_YUV422P9
#define AV_PIX_FMT_GBRP16
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
#define AV_PIX_FMT_GRAY16
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
#define AV_PIX_FMT_YUVA444P10
static const AVFilterPad inputs[]
#define AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_GBRP14
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
static const AVFilterPad outputs[]
#define AV_PIX_FMT_YUV420P16
#define AV_PIX_FMT_YUV420P14
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
#define AV_PIX_FMT_GRAY14
#define AV_PIX_FMT_YUV420P10
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Describe the class of an AVClass context structure.
int av_image_fill_linesizes(int linesizes[4], enum AVPixelFormat pix_fmt, int width)
Fill plane linesizes for an image with pixel format pix_fmt and width width.
#define GETSUM(name, type, div)
#define MASKFUN(name, type, div)
AVFILTER_DEFINE_CLASS(maskfun)
const char * name
Filter name.
#define AV_PIX_FMT_YUV440P12
#define AV_PIX_FMT_YUV420P9
AVFilterLink ** outputs
array of pointers to output links
static enum AVPixelFormat pix_fmts[]
#define AV_PIX_FMT_YUV422P14
#define AV_PIX_FMT_GBRP12
#define flags(name, subs,...)
AVFilterInternal * internal
An opaque struct for libavfilter internal use.
#define AV_PIX_FMT_YUV422P10
#define AV_PIX_FMT_YUV444P12
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
static int config_input(AVFilterLink *inlink)
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
planar GBRA 4:4:4:4 32bpp
#define AV_PIX_FMT_YUVA444P9
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
avfilter_execute_func * execute
int(* getsum)(AVFilterContext *ctx, AVFrame *out)
static const AVOption maskfun_options[]
AVFilterContext * dst
dest filter
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
int depth
Number of bits in the component.
AVPixelFormat
Pixel format.
static const AVFilterPad maskfun_outputs[]
#define AV_PIX_FMT_YUV422P16
#define AV_CEIL_RSHIFT(a, b)