31 #define F_HAVE_BREAKS 1
32 #define F_HAVE_AFFINITY 2
37 #define OFFSET(x) offsetof(PullupContext, x)
38 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
73 #define ABS(a) (((a) ^ ((a) >> 31)) - ((a) >> 31))
79 for (
i = 0;
i < 4;
i++) {
80 for (j = 0; j < 8; j++)
93 for (
i = 0;
i < 4;
i++) {
94 for (j = 0; j < 8; j++)
95 comb +=
ABS((
a[j] << 1) -
b[j -
s] -
b[j ]) +
96 ABS((
b[j] << 1) -
a[j ] -
a[j +
s]);
108 for (
i = 0;
i < 3;
i++) {
109 for (j = 0; j < 8; j++)
110 var +=
ABS(
a[j] -
a[j +
s]);
123 if (!
f->diffs || !
f->combs || !
f->vars) {
143 memset(
f, 0,
sizeof(*
f));
188 int mp =
s->metric_plane;
192 if (mp + 1 >
s->nb_planes) {
198 s->planeheight[0] =
s->planeheight[3] = inlink->
h;
200 s->planewidth[0] =
s->planewidth[3] = inlink->
w;
202 s->metric_w = (
s->planewidth[mp] - ((
s->junk_left +
s->junk_right) << 3)) >> 3;
203 s->metric_h = (
s->planeheight[mp] - ((
s->junk_top +
s->junk_bottom) << 1)) >> 3;
204 s->metric_offset = (
s->junk_left << 3) + (
s->junk_top << 1) *
s->planewidth[mp];
205 s->metric_length =
s->metric_w *
s->metric_h;
253 for (
i = 0;
i <
s->nb_planes;
i++) {
256 if (
s->nb_planes == 1)
267 if (parity < 2 && s->last &&
parity !=
s->last->parity
268 && !
s->last->buffer->lock[
parity]) {
275 if (
s->buffers[
i].lock[0])
277 if (
s->buffers[
i].lock[1])
288 if (((
parity + 1) & 1) &&
s->buffers[
i].lock[0])
290 if (((
parity + 1) & 2) &&
s->buffers[
i].lock[1])
307 for (
f = begin;
f != end;
f =
f->next)
317 for (
i = 0;
i <
max;
i++) {
331 int i, l, max_l = 0, max_r = 0;
349 for (
i = 0;
i <
s->metric_length;
i++) {
359 if (max_l + max_r < 128)
361 if (max_l > 4 * max_r)
363 if (max_r > 4 * max_l)
369 int i, max_l = 0, max_r = 0, l;
376 if (
f->buffer ==
f->next->next->buffer) {
378 f->next->affinity = 0;
379 f->next->next->affinity = -1;
385 for (
i = 0;
i <
s->metric_length;
i++) {
387 int lv =
f->prev->vars[
i];
388 int rv =
f->next->vars[
i];
389 int lc =
f-> combs[
i] - 2*(v < lv ? v : lv);
390 int rc =
f->next->combs[
i] - 2*(v <
rv ? v :
rv);
402 if (max_l + max_r < 64)
405 if (max_r > 6 * max_l)
407 else if (max_l > 6 * max_r)
424 for (
i = 0;
i < n - 1;
i++) {
438 if (l == 1 &&
s->strict_breaks < 0)
471 int aff =
s->first->next->affinity;
482 for (
i = 0;
i < n;
i++) {
485 s->first->buffer = 0;
486 s->first =
s->first->next;
518 for (
i = 0;
i <
f->length;
i++)
533 int mp =
s->metric_plane;
535 int ystep =
s->planewidth[mp] << 3;
536 int stride =
s->planewidth[mp] << 1;
537 int w =
s->metric_w * xstep;
545 if (fa->
buffer ==
fb->buffer && pa == pb) {
546 memset(dest, 0,
s->metric_length *
sizeof(*dest));
550 a = fa->
buffer->
planes[mp] + pa *
s->planewidth[mp] +
s->metric_offset;
551 b =
fb->buffer->planes[mp] + pb *
s->planewidth[mp] +
s->metric_offset;
553 for (y = 0; y <
s->metric_h; y++) {
554 for (x = 0; x <
w; x += xstep)
556 a += ystep;
b += ystep;
564 if (
s->head->next ==
s->first) {
593 if (
s->last &&
s->last->parity ==
parity)
613 s->head =
s->head->next;
622 for (
i = 0;
i <
s->nb_planes;
i++) {
627 ss,
s->planewidth[
i] << 1,
628 s->planewidth[
i],
s->planeheight[
i] >> 1);
642 for (
i = 0;
i < 2;
i++) {
678 inlink->
format, inlink->
w, inlink->
h);
680 p =
in->interlaced_frame ? !
in->top_field_first : 0;
700 if (!
in->repeat_pict)
724 (
const uint8_t**)
f->buffer->planes,
s->planewidth,
725 inlink->
format, inlink->
w, inlink->
h);
771 .priv_class = &pullup_class,
static const AVFilterPad inputs[]
static const AVFilterPad outputs[]
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
simple assert() macros that are a bit more flexible than ISO C assert().
#define av_assert1(cond)
assert() equivalent, that does not lie in speed critical code.
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Main libavfilter public API header.
#define ss(width, name, subs,...)
#define AV_CEIL_RSHIFT(a, b)
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_DEBUG
Stuff which is only useful for libav* developers.
#define AV_LOG_WARNING
Something somehow does not look correct.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
void * av_calloc(size_t nmemb, size_t size)
Non-inlined equivalent of av_mallocz_array().
void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4], const uint8_t *src_data[4], const int src_linesizes[4], enum AVPixelFormat pix_fmt, int width, int height)
Copy image in src_data to dst_data.
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(* func)(AVBPrint *dst, const char *in, const char *arg)
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.
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
@ AV_PIX_FMT_YUV440P
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
@ AV_PIX_FMT_YUVJ440P
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range
@ AV_PIX_FMT_YUV410P
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
@ AV_PIX_FMT_YUV411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
@ AV_PIX_FMT_YUVJ411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
@ AV_PIX_FMT_YUVJ422P
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
@ AV_PIX_FMT_YUVJ420P
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
#define FF_ARRAY_ELEMS(a)
A link between two filters.
int w
agreed upon image width
int h
agreed upon image height
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.
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...
struct PullupField * prev
struct PullupField * next
PullupBuffer * ifields[4]
PullupBuffer * ofields[2]
static av_always_inline int diff(const uint32_t a, const uint32_t b)
static void pullup_release_buffer(PullupBuffer *b, int parity)
static PullupBuffer * pullup_get_buffer(PullupContext *s, int parity)
static int var_c(const uint8_t *a, const uint8_t *b, ptrdiff_t s)
static void pullup_pack_frame(PullupContext *s, PullupFrame *fr)
static PullupBuffer * pullup_lock_buffer(PullupBuffer *b, int parity)
static int check_field_queue(PullupContext *s)
static int decide_frame_length(PullupContext *s)
static PullupField * make_field_queue(PullupContext *s, int len)
static int query_formats(AVFilterContext *ctx)
static PullupFrame * pullup_get_frame(PullupContext *s)
static void compute_metric(PullupContext *s, int *dest, PullupField *fa, int pa, PullupField *fb, int pb, int(*func)(const uint8_t *, const uint8_t *, ptrdiff_t))
AVFILTER_DEFINE_CLASS(pullup)
static int config_input(AVFilterLink *inlink)
static void compute_affinity(PullupContext *s, PullupField *f)
static int diff_c(const uint8_t *a, const uint8_t *b, ptrdiff_t s)
static int comb_c(const uint8_t *a, const uint8_t *b, ptrdiff_t s)
static void pullup_submit_field(PullupContext *s, PullupBuffer *b, int parity)
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
static int find_first_break(PullupField *f, int max)
static const AVFilterPad pullup_inputs[]
static int alloc_buffer(PullupContext *s, PullupBuffer *b)
static void free_field_queue(PullupField *head)
static int queue_length(PullupField *begin, PullupField *end)
static int alloc_metrics(PullupContext *s, PullupField *f)
static av_cold void uninit(AVFilterContext *ctx)
static void copy_field(PullupContext *s, PullupBuffer *dst, PullupBuffer *src, int parity)
static void compute_breaks(PullupContext *s, PullupField *f0)
static void pullup_release_frame(PullupFrame *f)
static const AVFilterPad pullup_outputs[]
static const AVOption pullup_options[]
void ff_pullup_init_x86(PullupContext *s)
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.