20 #include "libavutil/avassert.h"
21 #include "libavutil/cpu.h"
22 #include "libavutil/common.h"
23 #include "libavutil/opt.h"
24 #include "libavutil/pixdesc.h"
25 #include "libavutil/imgutils.h"
41 { int score = FFABS(cur[mrefs - 1 + (j)] - cur[prefs - 1 - (j)])\
42 + FFABS(cur[mrefs +(j)] - cur[prefs -(j)])\
43 + FFABS(cur[mrefs + 1 + (j)] - cur[prefs + 1 - (j)]);\
44 if (score < spatial_score) {\
45 spatial_score= score;\
46 spatial_pred= (cur[mrefs +(j)] + cur[prefs -(j)])>>1;\
51 #define FILTER(start, end, is_not_edge) \
52 for (x = start; x < end; x++) { \
54 int d = (prev2[0] + next2[0])>>1; \
56 int temporal_diff0 = FFABS(prev2[0] - next2[0]); \
57 int temporal_diff1 =(FFABS(prev[mrefs] - c) + FFABS(prev[prefs] - e) )>>1; \
58 int temporal_diff2 =(FFABS(next[mrefs] - c) + FFABS(next[prefs] - e) )>>1; \
59 int diff = FFMAX3(temporal_diff0 >> 1, temporal_diff1, temporal_diff2); \
60 int spatial_pred = (c+e) >> 1; \
63 int spatial_score = FFABS(cur[mrefs - 1] - cur[prefs - 1]) + FFABS(c-e) \
64 + FFABS(cur[mrefs + 1] - cur[prefs + 1]) - 1; \
65 CHECK(-1) CHECK(-2) }} }} \
66 CHECK( 1) CHECK( 2) }} }} \
70 int b = (prev2[2 * mrefs] + next2[2 * mrefs])>>1; \
71 int f = (prev2[2 * prefs] + next2[2 * prefs])>>1; \
72 int max = FFMAX3(d - e, d - c, FFMIN(b - c, f - e)); \
73 int min = FFMIN3(d - e, d - c, FFMAX(b - c, f - e)); \
75 diff = FFMAX3(diff, min, -max); \
78 if (spatial_pred > d + diff) \
79 spatial_pred = d + diff; \
80 else if (spatial_pred < d - diff) \
81 spatial_pred = d - diff; \
83 dst[0] = spatial_pred; \
94 void *prev1,
void *cur1,
void *next1,
95 int w,
int prefs,
int mrefs,
int parity,
int mode)
102 uint8_t *prev2 = parity ? prev : cur ;
103 uint8_t *next2 = parity ? cur : next;
113 static void filter_edges(
void *dst1,
void *prev1,
void *cur1,
void *next1,
114 int w,
int prefs,
int mrefs,
int parity,
int mode)
121 uint8_t *prev2 = parity ? prev : cur ;
122 uint8_t *next2 = parity ? cur : next;
132 prev2 = (
uint8_t*)(parity ? prev : cur);
133 next2 = (
uint8_t*)(parity ? cur : next);
141 void *prev1,
void *cur1,
void *next1,
142 int w,
int prefs,
int mrefs,
int parity,
145 uint16_t *dst = dst1;
146 uint16_t *prev = prev1;
147 uint16_t *cur = cur1;
148 uint16_t *next = next1;
150 uint16_t *prev2 = parity ? prev : cur ;
151 uint16_t *next2 = parity ? cur : next;
159 int w,
int prefs,
int mrefs,
int parity,
int mode)
161 uint16_t *dst = dst1;
162 uint16_t *prev = prev1;
163 uint16_t *cur = cur1;
164 uint16_t *next = next1;
166 uint16_t *prev2 = parity ? prev : cur ;
167 uint16_t *next2 = parity ? cur : next;
173 dst = (uint16_t*)dst1 + w - (
MAX_ALIGN/2-1);
174 prev = (uint16_t*)prev1 + w - (
MAX_ALIGN/2-1);
175 cur = (uint16_t*)cur1 + w - (
MAX_ALIGN/2-1);
176 next = (uint16_t*)next1 + w - (
MAX_ALIGN/2-1);
177 prev2 = (uint16_t*)(parity ? prev : cur);
178 next2 = (uint16_t*)(parity ? cur : next);
191 int slice_start = (td->
h * jobnr ) / nb_jobs;
192 int slice_end = (td->
h * (jobnr+1)) / nb_jobs;
198 for (y = slice_start; y <
slice_end; y++) {
199 if ((y ^ td->
parity) & 1) {
204 int mode = y == 1 || y + 2 == td->
h ? 2 : s->
mode;
205 s->
filter_line(dst + pix_3, prev + pix_3, cur + pix_3,
207 y + 1 < td->
h ? refs : -refs,
211 y + 1 < td->
h ? refs : -refs,
230 int w = dstpic->
width;
233 if (i == 1 || i == 2) {
255 if (yadif->
parity == -1) {
271 filter(ctx, yadif->
out, tff ^ !is_second, tff);
274 int64_t cur_pts = yadif->
cur->
pts;
275 int64_t next_pts = yadif->
next->
pts;
278 yadif->
out->
pts = cur_pts + next_pts;
400 }
else if (ret < 0) {
403 }
while (!yadif->
cur);
473 if (link->w < 3 || link->h < 3) {
474 av_log(ctx,
AV_LOG_ERROR,
"Video of less than 3 columns or lines is not supported\n");
479 if (
s->csp->comp[0].depth_minus1 / 8 == 1) {
494 #define OFFSET(x) offsetof(YADIFContext, x)
495 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
497 #define CONST(name, help, val, unit) { name, help, 0, AV_OPT_TYPE_CONST, {.i64=val}, INT_MIN, INT_MAX, FLAGS, unit }
543 .priv_class = &yadif_class,
546 .
inputs = avfilter_vf_yadif_inputs,
547 .
outputs = avfilter_vf_yadif_outputs,
#define AV_PIX_FMT_YUV444P12
#define AV_PIX_FMT_YUV422P16
void(* filter_edges)(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
static const AVFilterPad avfilter_vf_yadif_inputs[]
This structure describes decoded (raw) audio or video data.
const char * name
Filter name.
void * priv
private data for use by the filter
static const AVFilterPad outputs[]
int h
agreed upon image height
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
send 1 frame for each frame but skips spatial interlacing check
static int checkstride(YADIFContext *yadif, const AVFrame *a, const AVFrame *b)
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
static void fixstride(AVFilterLink *link, AVFrame *f)
void av_log(void *avcl, int level, const char *fmt,...) av_printf_format(3
Send the specified message to the log if the level is less than or equal to the current av_log_level...
static void filter_line_c(void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
int is_disabled
the enabled state from the last expression evaluation
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
const char * name
Pad name.
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
static int request_frame(AVFilterLink *link)
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
#define FF_CEIL_RSHIFT(a, b)
AVRational av_mul_q(AVRational b, AVRational c) av_const
Multiply two rationals.
int nb_threads
Maximum number of threads used by filters in this graph.
void(* filter_line)(void *dst, void *prev, void *cur, void *next, int w, int prefs, int mrefs, int parity, int mode)
Required alignment for filter_line.
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
#define AV_LOG_VERBOSE
Detailed information.
static void filter(AVFilterContext *ctx, AVFrame *dstpic, int parity, int tff)
static void filter_edges(void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
int interlaced_frame
The content of the picture is interlaced.
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
send 1 frame for each field
#define AV_PIX_FMT_YUV422P14
A filter pad used for either input or output.
A link between two filters.
#define AV_PIX_FMT_GRAY16
uint16_t depth_minus1
number of bits in the component minus 1
int width
width and height of the video frame
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
AVRational frame_rate
Frame rate of the stream on the link, or 1/0 if unknown; if left to 0/0, will be automatically be cop...
planar GBRA 4:4:4:4 32bpp
#define AV_PIX_FMT_YUV444P14
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV444P and setting color_...
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
#define AV_PIX_FMT_YUV420P12
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of PIX_FMT_YUV440P and setting color_range ...
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
AVRational time_base
Define the time base used by the PTS of the frames/samples which will pass through this link...
AVFilterContext * src
source filter
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int query_formats(AVFilterContext *ctx)
AVPixelFormat
Pixel format.
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.
static const AVFilterPad avfilter_vf_yadif_outputs[]
int w
agreed upon image width
#define AV_PIX_FMT_YUV444P16
uint8_t nb_components
The number of components each pixel has, (1-4)
void av_frame_unref(AVFrame *frame)
Unreference all the buffers referenced by frame and reset the frame fields.
#define AV_PIX_FMT_YUV422P12
static int config_props(AVFilterLink *link)
Main libavfilter public API header.
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV420P and setting color_...
AVFilterLink ** outputs
array of pointers to output links
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
static const AVOption yadif_options[]
void av_frame_move_ref(AVFrame *dst, AVFrame *src)
Move everythnig contained in src to dst and reset src.
#define AV_PIX_FMT_YUV444P9
static int filter_frame(AVFilterLink *link, AVFrame *frame)
static const AVFilterPad inputs[]
AVFilterLink ** inputs
array of pointers to input links
rational number numerator/denominator
AVFilter avfilter_vf_yadif
#define AV_PIX_FMT_YUV420P9
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
send 1 frame for each field but skips spatial interlacing check
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
AVFilterContext * dst
dest filter
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
AVFilterInternal * internal
An opaque struct for libavfilter internal use.
AVFrame * ff_default_get_video_buffer(AVFilterLink *link, int w, int h)
const AVPixFmtDescriptor * csp
#define AV_PIX_FMT_YUV420P16
AVFrame * av_frame_clone(AVFrame *src)
Create a new frame that references the same data as src.
#define FILTER(start, end, is_not_edge)
#define AV_PIX_FMT_YUV422P9
static void filter_edges_16bit(void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)
#define AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_YUV420P14
struct AVFilterGraph * graph
filtergraph this filter belongs to
avfilter_execute_func * execute
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
static av_cold void uninit(AVFilterContext *ctx)
int top_field_first
If the content is interlaced, is top field displayed first.
av_cold void ff_yadif_init_x86(YADIFContext *yadif)
#define AVFILTER_DEFINE_CLASS(fname)
send 1 frame for each frame
#define AV_PIX_FMT_YUV420P10
#define CONST(name, help, val, unit)
#define AV_PIX_FMT_YUV422P10
static int return_frame(AVFilterContext *ctx, int is_second)
#define av_assert0(cond)
assert() equivalent, that is always enabled.
int ff_request_frame(AVFilterLink *link)
Request an input frame from the filter at the other end of the link.
only deinterlace frames marked as interlaced
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV422P and setting color_...
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
#define AV_NOPTS_VALUE
Undefined timestamp value.
static void filter_line_c_16bit(void *dst1, void *prev1, void *cur1, void *next1, int w, int prefs, int mrefs, int parity, int mode)