80 #define OFFSET(x) offsetof(LUT2Context, x)
81 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
82 #define TFLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
101 for (
i = 0;
i < 4;
i++) {
110 AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P, \
111 AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P, \
112 AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P, \
113 AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P, \
114 AV_PIX_FMT_YUVJ411P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, \
115 AV_PIX_FMT_GRAY8, AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP,
118 AV_PIX_FMT_GBRP9, AV_PIX_FMT_GRAY9, \
119 AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9, \
120 AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,
123 AV_PIX_FMT_GRAY10, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRAP10, \
124 AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, \
125 AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
128 AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12, \
129 AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA444P12, \
130 AV_PIX_FMT_GRAY12, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRP12,
133 AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14, \
134 AV_PIX_FMT_GRAY14, AV_PIX_FMT_GBRP14,
137 AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16, \
138 AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16, \
139 AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16, AV_PIX_FMT_GRAY16,
178 if (
s->tlut2 || !
s->odepth)
186 case 8:
pix_fmts = bit8_pix_fmts;
break;
187 case 9:
pix_fmts = bit9_pix_fmts;
break;
188 case 10:
pix_fmts = bit10_pix_fmts;
break;
189 case 12:
pix_fmts = bit12_pix_fmts;
break;
190 case 14:
pix_fmts = bit14_pix_fmts;
break;
191 case 16:
pix_fmts = bit16_pix_fmts;
break;
205 int vsub =
desc->log2_chroma_h;
209 s->heightx[0] =
s->heightx[3] = inlink->
h;
211 s->widthx[0] =
s->widthx[3] = inlink->
w;
213 s->var_values[
VAR_W] = inlink->
w;
214 s->var_values[
VAR_H] = inlink->
h;
215 s->depthx =
desc->comp[0].depth;
219 s->depthy =
desc->comp[0].depth;
232 int vsub =
desc->log2_chroma_h;
235 s->depthy =
desc->comp[0].depth;
238 s->heighty[0] =
s->heighty[3] = inlink->
h;
240 s->widthy[0] =
s->widthy[3] = inlink->
w;
245 #define DEFINE_LUT2(zname, xname, yname, ztype, xtype, ytype, zdiv, xdiv, ydiv) \
246 static int lut2_##zname##_##xname##_##yname(AVFilterContext *ctx, \
248 int jobnr, int nb_jobs) \
250 LUT2Context *s = ctx->priv; \
251 ThreadData *td = arg; \
252 AVFrame *out = td->out; \
253 AVFrame *srcx = td->srcx; \
254 AVFrame *srcy = td->srcy; \
255 const int odepth = s->odepth; \
258 for (p = 0; p < s->nb_planes; p++) { \
259 const int slice_start = (s->heightx[p] * jobnr) / nb_jobs; \
260 const int slice_end = (s->heightx[p] * (jobnr+1)) / nb_jobs; \
261 const uint16_t *lut = s->lut[p]; \
262 const xtype *srcxx; \
263 const ytype *srcyy; \
266 dst = (ztype *)(out->data[p] + slice_start * out->linesize[p]); \
267 srcxx = (const xtype *)(srcx->data[p] + slice_start * srcx->linesize[p]);\
268 srcyy = (const ytype *)(srcy->data[p] + slice_start * srcy->linesize[p]);\
270 for (y = slice_start; y < slice_end; y++) { \
271 for (x = 0; x < s->widthx[p]; x++) { \
272 dst[x] = av_clip_uintp2_c(lut[(srcyy[x] << s->depthx) | srcxx[x]], odepth); \
275 dst += out->linesize[p] / zdiv; \
276 srcxx += srcx->linesize[p] / xdiv; \
277 srcyy += srcy->linesize[p] / ydiv; \
290 DEFINE_LUT2(16, 16, 16, uint16_t, uint16_t, uint16_t, 2, 2, 2)
304 if (
ctx->is_disabled || !srcy) {
333 s->depth =
s->depthx +
s->depthy;
334 s->nb_planes =
s->nb_planesx;
336 s->lut2 =
s->depth > 16 ? lut2_16_16_16 : lut2_8_8_8;
338 if (
s->depthx == 8 &&
s->depthy == 8 &&
s->odepth > 8)
339 s->lut2 = lut2_16_8_8;
340 if (
s->depthx > 8 &&
s->depthy == 8 &&
s->odepth > 8)
341 s->lut2 = lut2_16_16_8;
342 if (
s->depthx == 8 &&
s->depthy > 8 &&
s->odepth > 8)
343 s->lut2 = lut2_16_8_16;
344 if (
s->depthx == 8 &&
s->depthy == 8 &&
s->odepth == 8)
345 s->lut2 = lut2_8_8_8;
346 if (
s->depthx > 8 &&
s->depthy == 8 &&
s->odepth == 8)
347 s->lut2 = lut2_8_16_8;
348 if (
s->depthx == 8 &&
s->depthy > 8 &&
s->odepth == 8)
349 s->lut2 = lut2_8_8_16;
350 if (
s->depthx > 8 &&
s->depthy > 8 &&
s->odepth == 8)
351 s->lut2 = lut2_8_16_16;
353 s->odepth =
s->depthx;
356 for (p = 0; p <
s->nb_planes; p++) {
363 for (p = 0; p <
s->nb_planes; p++) {
369 s->comp_expr[p] =
NULL;
374 "Error when parsing the expression '%s' for the component %d.\n",
375 s->comp_expr_str[p], p);
380 for (y = 0; y < (1 <<
s->depthy); y++) {
382 for (x = 0; x < (1 <<
s->depthx); x++) {
387 "Error when evaluating the expression '%s' for the values %d and %d for the component %d.\n",
388 s->comp_expr_str[p], x, y, p);
392 s->lut[p][(y <<
s->depthx) + x] = res;
409 int vsub =
desc->log2_chroma_h;
412 outlink->
w = srcx->
w;
413 outlink->
h = srcx->
h;
420 s->height[0] =
s->height[3] = outlink->
h;
422 s->width[0] =
s->width[3] = outlink->
w;
429 if (srcx->
w != srcy->
w || srcx->
h != srcy->
h) {
431 "(size %dx%d) do not match the corresponding "
432 "second input link %s parameters (size %dx%d)\n",
433 ctx->input_pads[0].name, srcx->
w, srcx->
h,
434 ctx->input_pads[1].name,
439 if (
s->nb_planesx !=
s->nb_planesy) {
441 "(%d) do not match the corresponding "
442 "second input link %s number of planes (%d)\n",
443 ctx->input_pads[0].name,
s->nb_planesx,
444 ctx->input_pads[1].name,
s->nb_planesy);
448 if (
s->nb_planesx !=
s->nb_planes) {
450 "(%d) do not match the corresponding "
451 "output link %s number of planes (%d)\n",
452 ctx->input_pads[0].name,
s->nb_planesx,
453 ctx->output_pads[0].name,
s->nb_planes);
457 if (
s->widthx[1] !=
s->widthy[1] ||
s->heightx[1] !=
s->heighty[1]) {
459 "(size %dx%d) do not match the corresponding "
460 "second input link %s 2nd plane (size %dx%d)\n",
461 ctx->input_pads[0].name,
s->widthx[1],
s->heightx[1],
462 ctx->input_pads[1].name,
463 s->widthy[1],
s->heighty[1]);
467 if (
s->widthx[2] !=
s->widthy[2] ||
s->heightx[2] !=
s->heighty[2]) {
469 "(size %dx%d) do not match the corresponding "
470 "second input link %s 3rd plane (size %dx%d)\n",
471 ctx->input_pads[0].name,
s->widthx[2],
s->heightx[2],
472 ctx->input_pads[1].name,
473 s->widthy[2],
s->heighty[2]);
477 if (
s->widthx[1] !=
s->width[1] ||
s->heightx[1] !=
s->height[1]) {
479 "(size %dx%d) do not match the corresponding "
480 "output link %s 2nd plane (size %dx%d)\n",
481 ctx->input_pads[0].name,
s->widthx[1],
s->heightx[1],
482 ctx->output_pads[0].name,
s->width[1],
s->height[1]);
486 if (
s->widthx[2] !=
s->width[2] ||
s->heightx[2] !=
s->height[2]) {
488 "(size %dx%d) do not match the corresponding "
489 "output link %s 3rd plane (size %dx%d)\n",
490 ctx->input_pads[0].name,
s->widthx[2],
s->heightx[2],
491 ctx->output_pads[0].name,
s->width[2],
s->height[2]);
549 char *res,
int res_len,
int flags)
559 #define lut2_options options
566 .preinit = lut2_framesync_preinit,
568 .priv_class = &lut2_class,
579 #if CONFIG_TLUT2_FILTER
585 s->tlut2 = !strcmp(
ctx->filter->name,
"tlut2");
599 if (
ctx->is_disabled) {
615 td.srcy =
s->prev_frame;
626 static const AVOption tlut2_options[] = {
640 .filter_frame = tlut2_filter_frame,
657 .description =
NULL_IF_CONFIG_SMALL(
"Compute and apply a lookup table from two successive frames."),
659 .priv_class = &tlut2_class,
Macro definitions for various function/variable attributes.
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)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
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.
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Main libavfilter public API header.
static av_cold int init(AVCodecContext *avctx)
#define flags(name, subs,...)
#define fs(width, name, subs,...)
common internal and external API header
#define AV_CEIL_RSHIFT(a, b)
void av_expr_free(AVExpr *e)
Free a parsed expression previously created with av_expr_parse().
double av_expr_eval(AVExpr *e, const double *const_values, void *opaque)
Evaluate a previously parsed expression.
int av_expr_parse(AVExpr **expr, const char *s, const char *const *const_names, const char *const *func1_names, double(*const *funcs1)(void *, double), const char *const *func2_names, double(*const *funcs2)(void *, double, double), int log_offset, void *log_ctx)
Parse an expression.
simple arithmetic expression evaluator
int ff_framesync_configure(FFFrameSync *fs)
Configure a frame sync structure.
int ff_framesync_activate(FFFrameSync *fs)
Examine the frames in the filter's input and try to produce output.
int ff_framesync_get_frame(FFFrameSync *fs, unsigned in, AVFrame **rframe, unsigned get)
Get the current frame in an input.
void ff_framesync_uninit(FFFrameSync *fs)
Free all memory currently allocated.
int ff_framesync_init(FFFrameSync *fs, AVFilterContext *parent, unsigned nb_in)
Initialize a frame sync structure.
@ EXT_STOP
Completely stop all streams with this one.
@ EXT_INFINITY
Extend the frame to infinity.
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
static enum AVPixelFormat all_pix_fmts[]
#define AVFILTER_DEFINE_CLASS(fname)
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
static enum AVPixelFormat pix_fmts[]
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
AVPixelFormat
Pixel format.
Describe the class of an AVClass context structure.
A link between two filters.
int w
agreed upon image width
int h
agreed upon image height
AVFilterContext * src
source filter
AVRational time_base
Define the time base used by the PTS of the frames/samples which will pass through this link.
AVRational sample_aspect_ratio
agreed upon sample aspect ratio
AVRational frame_rate
Frame rate of the stream on the link, or 1/0 if unknown or variable; if left to 0/0,...
AVFilterContext * dst
dest filter
int format
agreed upon media format
A filter pad used for either input or output.
const char * name
Pad name.
const char * name
Filter name.
AVFormatInternal * internal
An opaque field for libavformat internal usage.
This structure describes decoded (raw) audio or video data.
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
double var_values[VAR_VARS_NB]
uint16_t * lut[4]
lookup table for each component
int(* lut2)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
Used for passing data between threads.
#define av_malloc_array(a, b)
static int lut2_config_output(AVFilterLink *outlink)
static int config_inputx(AVFilterLink *inlink)
static const AVOption options[]
static int query_formats(AVFilterContext *ctx)
static const AVFilterPad inputs[]
#define DEFINE_LUT2(zname, xname, yname, ztype, xtype, ytype, zdiv, xdiv, ydiv)
static int config_inputy(AVFilterLink *inlink)
FRAMESYNC_DEFINE_CLASS(lut2, LUT2Context, fs)
static const AVFilterPad outputs[]
static const char *const var_names[]
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
static int activate(AVFilterContext *ctx)
static av_cold void uninit(AVFilterContext *ctx)
static int config_output(AVFilterLink *outlink)
static int process_frame(FFFrameSync *fs)
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.