40 int jobnr,
int nb_jobs);
43 static inline float lerpf(
float v0,
float v1,
float f)
45 return v0 + (v1 -
v0) * f;
56 const int slice_start = (s->
planeheight[p] * jobnr) / nb_jobs;
58 const int linesize = out->
linesize[p];
59 const int in_linesize = in->
linesize[p];
64 uint8_t *dst = out->
data[p] + slice_start * linesize;
67 if (!((1 << p) & s->
planes)) {
69 w, slice_end - slice_start);
73 for (
int y = slice_start; y <
slice_end; y++) {
74 const int y0 =
FFMAX(y - 1, 0);
75 const int y1 =
FFMIN(y + 1, h1);
76 for (
int x = 0; x <
w; x++) {
77 const int x0 =
FFMAX(x - 1, 0);
78 const int x1 =
FFMIN(x + 1, w1);
79 int a = src[y0 * in_linesize + x0];
80 int b = src[y0 * in_linesize + x];
81 int c = src[y0 * in_linesize + x1];
82 int d = src[y * in_linesize + x0];
83 int e = src[y * in_linesize + x];
84 int f = src[y * in_linesize + x1];
85 int g = src[y1 * in_linesize + x0];
86 int h = src[y1 * in_linesize + x];
87 int i = src[y1 * in_linesize + x1];
101 amp = sqrtf(av_clipf(
FFMIN(mn, 511 - mx) / (
float)mx, 0.f, 1.f));
105 dst[x] = av_clip_uint8(((b + d + f + h) * weight + e) / (1.f + 4.f * weight));
118 const int max = 2 * (1 << s->
depth) - 1;
123 const int slice_start = (s->
planeheight[p] * jobnr) / nb_jobs;
125 const int linesize = out->
linesize[p] / 2;
126 const int in_linesize = in->
linesize[p] / 2;
128 const int w1 = w - 1;
130 const int h1 = h - 1;
131 uint16_t *dst = (uint16_t *)out->
data[p] + slice_start * linesize;
132 const uint16_t *
src = (
const uint16_t *)in->
data[p];
134 if (!((1 << p) & s->
planes)) {
136 in_linesize, w * 2, slice_end - slice_start);
140 for (
int y = slice_start; y <
slice_end; y++) {
141 const int y0 =
FFMAX(y - 1, 0);
142 const int y1 =
FFMIN(y + 1, h1);
143 for (
int x = 0; x <
w; x++) {
144 const int x0 =
FFMAX(x - 1, 0);
145 const int x1 =
FFMIN(x + 1, w1);
146 int a =
src[y0 * in_linesize + x0];
147 int b =
src[y0 * in_linesize + x];
148 int c =
src[y0 * in_linesize + x1];
149 int d =
src[y * in_linesize + x0];
150 int e =
src[y * in_linesize + x];
151 int f =
src[y * in_linesize + x1];
152 int g =
src[y1 * in_linesize + x0];
153 int h =
src[y1 * in_linesize + x];
154 int i =
src[y1 * in_linesize + x1];
155 int mn, mn2, mx, mx2;
168 amp = sqrtf(av_clipf(
FFMIN(mn, max - mx) / (
float)mx, 0.f, 1.f));
278 #define OFFSET(x) offsetof(CASContext, x) 279 #define VF AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM 293 .priv_class = &cas_class,
AVFILTER_DEFINE_CLASS(cas)
#define AV_PIX_FMT_YUVA422P16
#define AV_PIX_FMT_YUV440P10
#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
static const AVFilterPad cas_inputs[]
#define AV_PIX_FMT_YUVA422P10
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Main libavfilter public API header.
int h
agreed upon image height
#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
static av_cold int config_input(AVFilterLink *inlink)
#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 int filter_frame(AVFilterLink *inlink, AVFrame *in)
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.
#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)
#define i(width, name, range_min, range_max)
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
static float lerpf(float v0, float v1, float f)
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. ...
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options...
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)
int w
agreed upon image width
#define AV_PIX_FMT_YUV422P9
uint8_t nb_components
The number of components each pixel has, (1-4)
#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_YUVA444P12
static int cas_slice16(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
#define AV_PIX_FMT_YUVA444P10
static const AVOption cas_options[]
static const AVFilterPad inputs[]
#define AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_GBRP14
static const AVFilterPad outputs[]
int format
agreed upon media format
static av_cold int query_formats(AVFilterContext *avctx)
#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
static int cas_slice8(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
#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.
static const AVFilterPad cas_outputs[]
const char * name
Filter name.
#define AV_PIX_FMT_YUV440P12
#define AV_PIX_FMT_YUV420P9
AVFilterLink ** outputs
array of pointers to output links
static int weight(int i, int blen, int offset)
#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.
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
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
AVFilterContext * dst
dest filter
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
void av_image_copy_plane(uint8_t *dst, int dst_linesize, const uint8_t *src, int src_linesize, int bytewidth, int height)
Copy image plane from src to dst.
int depth
Number of bits in the component.
AVPixelFormat
Pixel format.
int(* do_slice)(AVFilterContext *s, void *arg, int jobnr, int nb_jobs)
#define AV_PIX_FMT_YUV422P16
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
#define AV_PIX_FMT_YUVA422P12
#define AV_CEIL_RSHIFT(a, b)
static av_always_inline av_const unsigned av_clip_uintp2_c(int a, int p)
Clip a signed integer to an unsigned power of two range.