92 #define WEAK_HFILTER(name, type, ldiv) \ 93 static void deblockh##name##_weak(uint8_t *dstp, ptrdiff_t dst_linesize, int block, \ 94 int ath, int bth, int gth, int dth, int max) \ 100 dst_linesize /= ldiv; \ 102 for (x = 0; x < block; x++) { \ 103 int delta = dst[x] - dst[x - dst_linesize]; \ 104 int A, B, C, D, a, b, c, d; \ 106 if (FFABS(delta) >= ath || \ 107 FFABS(dst[x - 1 * dst_linesize] - dst[x - 2 * dst_linesize]) >= bth || \ 108 FFABS(dst[x + 0 * dst_linesize] - dst[x + 1 * dst_linesize]) >= gth) \ 111 A = dst[x - 2 * dst_linesize]; \ 112 B = dst[x - 1 * dst_linesize]; \ 113 C = dst[x + 0 * dst_linesize]; \ 114 D = dst[x + 1 * dst_linesize]; \ 121 dst[x - 2 * dst_linesize] = av_clip(a, 0, max); \ 122 dst[x - 1 * dst_linesize] = av_clip(b, 0, max); \ 123 dst[x + 0 * dst_linesize] = av_clip(c, 0, max); \ 124 dst[x + 1 * dst_linesize] = av_clip(d, 0, max); \ 131 #define WEAK_VFILTER(name, type, ldiv) \ 132 static void deblockv##name##_weak(uint8_t *dstp, ptrdiff_t dst_linesize, int block, \ 133 int ath, int bth, int gth, int dth, int max) \ 138 dst = (type *)dstp; \ 139 dst_linesize /= ldiv; \ 141 for (y = 0; y < block; y++) { \ 142 int delta = dst[0] - dst[-1]; \ 143 int A, B, C, D, a, b, c, d; \ 145 if (FFABS(delta) >= ath || \ 146 FFABS(dst[-1] - dst[-2]) >= bth || \ 147 FFABS(dst[0] - dst[1]) >= gth) \ 160 dst[-2] = av_clip(a, 0, max); \ 161 dst[-1] = av_clip(b, 0, max); \ 162 dst[+0] = av_clip(c, 0, max); \ 163 dst[+1] = av_clip(d, 0, max); \ 165 dst += dst_linesize; \ 172 #define STRONG_HFILTER(name, type, ldiv) \ 173 static void deblockh##name##_strong(uint8_t *dstp, ptrdiff_t dst_linesize, int block,\ 174 int ath, int bth, int gth, int dth, int max) \ 179 dst = (type *)dstp; \ 180 dst_linesize /= ldiv; \ 182 for (x = 0; x < block; x++) { \ 183 int A, B, C, D, E, F, a, b, c, d, e, f; \ 184 int delta = dst[x] - dst[x - dst_linesize]; \ 186 if (FFABS(delta) >= ath || \ 187 FFABS(dst[x - 1 * dst_linesize] - dst[x - 2 * dst_linesize]) >= bth || \ 188 FFABS(dst[x + 1 * dst_linesize] - dst[x + 2 * dst_linesize]) >= gth || \ 189 FFABS(dst[x + 0 * dst_linesize] - dst[x + 1 * dst_linesize]) >= dth) \ 192 A = dst[x - 3 * dst_linesize]; \ 193 B = dst[x - 2 * dst_linesize]; \ 194 C = dst[x - 1 * dst_linesize]; \ 195 D = dst[x + 0 * dst_linesize]; \ 196 E = dst[x + 1 * dst_linesize]; \ 197 F = dst[x + 2 * dst_linesize]; \ 206 dst[x - 3 * dst_linesize] = av_clip(a, 0, max); \ 207 dst[x - 2 * dst_linesize] = av_clip(b, 0, max); \ 208 dst[x - 1 * dst_linesize] = av_clip(c, 0, max); \ 209 dst[x + 0 * dst_linesize] = av_clip(d, 0, max); \ 210 dst[x + 1 * dst_linesize] = av_clip(e, 0, max); \ 211 dst[x + 2 * dst_linesize] = av_clip(f, 0, max); \ 218 #define STRONG_VFILTER(name, type, ldiv) \ 219 static void deblockv##name##_strong(uint8_t *dstp, ptrdiff_t dst_linesize, int block,\ 220 int ath, int bth, int gth, int dth, int max) \ 225 dst = (type *)dstp; \ 226 dst_linesize /= ldiv; \ 228 for (y = 0; y < block; y++) { \ 229 int A, B, C, D, E, F, a, b, c, d, e, f; \ 230 int delta = dst[0] - dst[-1]; \ 232 if (FFABS(delta) >= ath || \ 233 FFABS(dst[-1] - dst[-2]) >= bth || \ 234 FFABS(dst[+1] - dst[+2]) >= gth || \ 235 FFABS(dst[+0] - dst[+1]) >= dth) \ 252 dst[-3] = av_clip(a, 0, max); \ 253 dst[-2] = av_clip(b, 0, max); \ 254 dst[-1] = av_clip(c, 0, max); \ 255 dst[+0] = av_clip(d, 0, max); \ 256 dst[+1] = av_clip(e, 0, max); \ 257 dst[+2] = av_clip(f, 0, max); \ 259 dst += dst_linesize; \ 328 for (plane = 0; plane < s->
nb_planes; plane++) {
337 width * s->
bpc, height);
339 if (!((1 << plane) & s->
planes))
355 FFMIN(block, width - x),
358 FFMIN(block, height - y),
369 #define OFFSET(x) offsetof(DeblockContext, x) 370 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM 409 .priv_class = &deblock_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
#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
#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.
static const AVOption deblock_options[]
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
AVFilterLink ** inputs
array of pointers to input links
static const AVFilterPad inputs[]
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.
AVFILTER_DEFINE_CLASS(deblock)
#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)
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. ...
void * priv
private data for use by the filter
#define AV_PIX_FMT_YUVA444P16
#define AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_YUV444P10
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
#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
#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 WEAK_HFILTER(name, type, ldiv)
static const AVFilterPad outputs[]
#define AV_PIX_FMT_YUVA444P10
#define AV_PIX_FMT_YUV444P9
#define AV_PIX_FMT_GBRP14
const AVPixFmtDescriptor * desc
#define AV_PIX_FMT_YUV420P16
#define AV_PIX_FMT_YUV420P14
typedef void(RENAME(mix_any_func_type))
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
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
#define AVERROR_BUG
Internal bug, also see AVERROR_BUG2.
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 int config_output(AVFilterLink *outlink)
#define AV_PIX_FMT_YUV422P14
#define AV_PIX_FMT_GBRP12
#define flags(name, subs,...)
#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)
#define STRONG_HFILTER(name, type, ldiv)
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)
void(* deblockh)(uint8_t *dst, ptrdiff_t dst_linesize, int block, int ath, int bth, int gth, int dth, int max)
static int query_formats(AVFilterContext *ctx)
#define STRONG_VFILTER(name, type, ldiv)
AVFilterContext * dst
dest filter
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
void(* deblockv)(uint8_t *dst, ptrdiff_t dst_linesize, int block, int ath, int bth, int gth, int dth, int max)
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.
#define WEAK_VFILTER(name, type, ldiv)
int depth
Number of bits in the component.
AVPixelFormat
Pixel format.
#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_CEIL_RSHIFT(a, b)