98 #define PRE_CALCULATE_ROW(type, name) \ 99 static int pre_calculate_row_##name(AVFilterContext *ctx, void *arg, \ 100 int jobnr, int nb_jobs) \ 102 ThreadData *td = arg; \ 103 YAEPContext *s = ctx->priv; \ 105 const int width = td->width; \ 106 const int height = td->height; \ 107 const int linesize = td->src_linesize / sizeof(type); \ 108 const int sat_linesize = s->sat_linesize; \ 110 const int starty = height * jobnr / nb_jobs; \ 111 const int endy = height * (jobnr+1) / nb_jobs; \ 113 uint64_t *sat = s->sat + (starty + 1) * sat_linesize; \ 114 uint64_t *square_sat = s->square_sat + (starty + 1) * sat_linesize; \ 115 const type *src = (const type *)td->src + starty * linesize; \ 119 for (y = starty; y < endy; y++) { \ 120 for (x = 0; x < width; x++) { \ 121 sat[x+1] = sat[x] + src[x]; \ 122 square_sat[x+1] = square_sat[x] + (uint64_t)src[x] * src[x]; \ 124 sat += sat_linesize; \ 125 square_sat += sat_linesize; \ 136 int jobnr,
int nb_jobs)
145 const int startx = width * jobnr / nb_jobs;
146 const int endx = width * (jobnr + 1) / nb_jobs;
151 for (x = startx; x < endx; x++) {
152 sat = s->
sat + x + 1;
154 for (y = 0; y <
height; y++) {
165 #define FILTER_SLICE(type, name) \ 166 static int filter_slice_##name(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \ 168 ThreadData *td = arg; \ 169 YAEPContext *s = ctx->priv; \ 171 const int width = td->width; \ 172 const int height = td->height; \ 173 const int src_linesize = td->src_linesize / sizeof(type); \ 174 const int dst_linesize = td->dst_linesize / sizeof(type); \ 175 const int sat_linesize = s->sat_linesize; \ 176 const int sigma = s->sigma; \ 177 const int radius = s->radius; \ 179 uint64_t *sat = s->sat; \ 180 uint64_t *square_sat = s->square_sat; \ 181 const type *src = (const type *)td->src; \ 182 type *dst = (type *)td->dst; \ 184 const int starty = height * jobnr / nb_jobs; \ 185 const int endy = height * (jobnr + 1) / nb_jobs; \ 188 int lower_x, higher_x; \ 189 int lower_y, higher_y; \ 191 uint64_t sum, square_sum, mean, var; \ 193 for (y = starty; y < endy; y++) { \ 194 lower_y = y - radius < 0 ? 0 : y - radius; \ 195 higher_y = y + radius + 1 > height ? height : y + radius + 1; \ 196 dist_y = higher_y - lower_y; \ 197 for (x = 0; x < width; x++) { \ 198 lower_x = x - radius < 0 ? 0 : x - radius; \ 199 higher_x = x + radius + 1 > width ? width : x + radius + 1; \ 200 count = dist_y * (higher_x - lower_x); \ 201 sum = sat[higher_y * sat_linesize + higher_x] \ 202 - sat[higher_y * sat_linesize + lower_x] \ 203 - sat[lower_y * sat_linesize + higher_x] \ 204 + sat[lower_y * sat_linesize + lower_x]; \ 205 square_sum = square_sat[higher_y * sat_linesize + higher_x] \ 206 - square_sat[higher_y * sat_linesize + lower_x] \ 207 - square_sat[lower_y * sat_linesize + higher_x] \ 208 + square_sat[lower_y * sat_linesize + lower_x]; \ 209 mean = sum / count; \ 210 var = (square_sum - sum * sum / count) / count; \ 211 dst[y * dst_linesize + x] = (sigma * mean + var * src[y * src_linesize + x]) / (sigma + var); \ 241 for (plane = 0; plane < s->
nb_planes; plane++) {
245 in->data[plane], in->linesize[plane],
254 td.
src = in->data[plane];
323 #define OFFSET(x) offsetof(YAEPContext, x) 324 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM 342 .priv_class = &yaep_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
int(* filter_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
#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 h
agreed upon image height
int(* pre_calculate_row)(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.
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.
static av_cold void uninit(AVFilterContext *ctx)
static const AVOption yaep_options[]
#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)
static int config_input(AVFilterLink *inlink)
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. ...
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
#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
uint64_t * square_sat
square summed area table
AVFILTER_DEFINE_CLASS(yaep)
#define AV_PIX_FMT_YUVA444P10
uint64_t * sat
summed area table
#define FILTER_SLICE(type, name)
static const AVFilterPad inputs[]
#define AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_GBRP14
static int query_formats(AVFilterContext *ctx)
static const AVFilterPad outputs[]
int format
agreed upon media format
#define AV_PIX_FMT_YUV420P16
static const AVFilterPad yaep_outputs[]
static int pre_calculate_col(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
#define AV_PIX_FMT_YUV420P14
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
Used for passing data between threads.
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
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
#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.
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,...)
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
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
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.
static const AVFilterPad yaep_inputs[]
#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
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
#define AV_CEIL_RSHIFT(a, b)
#define PRE_CALCULATE_ROW(type, name)