45 #define OFFSET(x) offsetof(FSPPContext, x)
46 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
58 { 0, 48, 12, 60, 3, 51, 15, 63, },
59 { 32, 16, 44, 28, 35, 19, 47, 31, },
60 { 8, 56, 4, 52, 11, 59, 7, 55, },
61 { 40, 24, 36, 20, 43, 27, 39, 23, },
62 { 2, 50, 14, 62, 1, 49, 13, 61, },
63 { 34, 18, 46, 30, 33, 17, 45, 29, },
64 { 10, 58, 6, 54, 9, 57, 5, 53, },
65 { 42, 26, 38, 22, 41, 25, 37, 21, },
72 71, 296, 295, 237, 71, 40, 38, 19,
73 245, 193, 185, 121, 102, 73, 53, 27,
74 158, 129, 141, 107, 97, 73, 50, 26,
75 102, 116, 109, 98, 82, 66, 45, 23,
76 71, 94, 95, 81, 70, 56, 38, 20,
77 56, 77, 74, 66, 56, 44, 30, 15,
78 38, 53, 50, 45, 38, 30, 21, 11,
79 20, 27, 26, 23, 20, 15, 11, 5
84 ptrdiff_t dst_stride, ptrdiff_t src_stride,
85 ptrdiff_t
width, ptrdiff_t
height, ptrdiff_t log2_scale)
89 temp = (src[x + pos] + (d[pos] >> log2_scale)) >> (6 - log2_scale); \
90 src[x + pos] = src[x + pos - 8 * src_stride] = 0; \
91 if (temp & 0x100) temp = ~(temp >> 31); \
94 for (y = 0; y <
height; y++) {
96 for (x = 0; x <
width; x += 8) {
114 ptrdiff_t dst_stride, ptrdiff_t src_stride,
115 ptrdiff_t
width, ptrdiff_t
height, ptrdiff_t log2_scale)
118 #define STORE2(pos) \
119 temp = (src[x + pos] + src[x + pos + 16 * src_stride] + (d[pos] >> log2_scale)) >> (6 - log2_scale); \
120 src[x + pos + 16 * src_stride] = 0; \
121 if (temp & 0x100) temp = ~(temp >> 31); \
124 for (y = 0; y <
height; y++) {
126 for (x = 0; x <
width; x += 8) {
142 static void mul_thrmat_c(int16_t *thr_adr_noq, int16_t *thr_adr,
int q)
145 for (a = 0; a < 64; a++)
146 thr_adr[a] = q * thr_adr_noq[a];
150 int dst_stride,
int src_stride,
152 uint8_t *qp_store,
int qp_stride,
int is_luma)
154 int x, x0, y, es, qy, t;
158 const int qpsh = 4 - p->
hsub * !is_luma;
159 const int qpsv = 4 - p->
vsub * !is_luma;
162 int16_t *
block = (int16_t *)block_align;
163 int16_t *block3 = (int16_t *)(block_align + 4 * 8 *
BLOCKSZ);
165 memset(block3, 0, 4 * 8 *
BLOCKSZ);
167 if (!src || !dst)
return;
169 for (y = 0; y <
height; y++) {
171 memcpy(p->
src + index, src + y * src_stride, width);
172 for (x = 0; x < 8; x++) {
173 p->
src[index - x - 1] = p->
src[index + x ];
174 p->
src[index + width + x ] = p->
src[index + width - x - 1];
178 for (y = 0; y < 8; y++) {
179 memcpy(p->
src + ( 7 - y ) * stride, p->
src + ( y + 8 ) * stride, stride);
180 memcpy(p->
src + (height + 8 + y) * stride, p->
src + (height - y + 7) * stride, stride);
184 for (y = 8; y < 24; y++)
185 memset(p->
temp + 8 + y * stride, 0, width *
sizeof(int16_t));
187 for (y = step; y < height + 8; y += step) {
188 const int y1 = y - 8 + step;
191 if (qy > height - 1) qy = height - 1;
194 qy = (qy >> qpsv) * qp_stride;
195 p->
row_fdct(block, p->
src + y * stride + 2 - (y&1), stride, 2);
197 for (x0 = 0; x0 < width + 8 - 8 * (
BLOCKSZ - 1); x0 += 8 * (
BLOCKSZ - 1)) {
198 p->
row_fdct(block + 8 * 8, p->
src + y * stride + 8 + x0 + 2 - (y&1), stride, 2 * (
BLOCKSZ - 1));
203 for (x = 0; x < 8 * (
BLOCKSZ - 1); x += 8) {
208 t = qp_store[qy + (t >> qpsh)];
214 p->
row_idct(block3 + 0 * 8, p->
temp + (y & 15) * stride + x0 + 2 - (y & 1), stride, 2 * (
BLOCKSZ - 1));
215 memmove(block, block + (
BLOCKSZ - 1) * 64, 8 * 8 *
sizeof(int16_t));
216 memmove(block3, block3 + (
BLOCKSZ - 1) * 64, 6 * 8 *
sizeof(int16_t));
221 p->
row_fdct(block + 8 * 8, p->
src + y * stride + 8 + x0 + 2 - (y & 1), stride, (es - 4) >> 2);
225 p->
row_idct(block3 + 0 * 8, p->
temp + (y & 15) * stride + x0 + 2 - (y & 1), stride, es >> 2);
227 if (!(y1 & 7) && y1) {
230 dst_stride, stride, width, 8, 5 - p->
log2_count);
233 dst_stride, stride, width, 8, 5 - p->
log2_count);
239 p->
store_slice(dst + ((y - 8) & ~7) * dst_stride, p->
temp + 8 + 8 * stride,
240 dst_stride, stride, width, y&7, 5 - p->
log2_count);
242 p->
store_slice2(dst + ((y - 8) & ~7) * dst_stride, p->
temp + 8 + 0 * stride,
243 dst_stride, stride, width, y&7, 5 - p->
log2_count);
249 int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
262 for (; cnt > 0; cnt -= 2) {
263 threshold = (int16_t *)thr_adr;
264 for (ctr =
DCTSIZE; ctr > 0; ctr--) {
299 tmp10 = (tmp0 + tmp2) >> 2;
300 tmp11 = (tmp0 - tmp2) >> 2;
302 tmp13 = (tmp1 + tmp3) >>2;
305 tmp0 = tmp10 + tmp13;
306 tmp3 = tmp10 - tmp13;
307 tmp1 = tmp11 + tmp12;
308 tmp2 = tmp11 - tmp12;
338 z10 = (tmp6 - tmp5) << 1;
340 z12 = (tmp4 - tmp7) << 1;
342 tmp7 = (z11 + z13) >> 2;
352 wsptr[
DCTSIZE * 0] += (tmp0 + tmp7);
353 wsptr[
DCTSIZE * 1] += (tmp1 + tmp6);
354 wsptr[
DCTSIZE * 2] += (tmp2 + tmp5);
355 wsptr[
DCTSIZE * 3] += (tmp3 - tmp4);
356 wsptr[
DCTSIZE * 4] += (tmp3 + tmp4);
357 wsptr[
DCTSIZE * 5] += (tmp2 - tmp5);
358 wsptr[
DCTSIZE * 6] = (tmp1 - tmp6);
359 wsptr[
DCTSIZE * 7] = (tmp0 - tmp7);
370 static void row_idct_c(int16_t *workspace, int16_t *output_adr, ptrdiff_t output_stride,
int cnt)
372 int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
381 for (; cnt > 0; cnt--) {
384 tmp10 = wsptr[2] + wsptr[3];
385 tmp11 = wsptr[2] - wsptr[3];
387 tmp13 = wsptr[0] + wsptr[1];
390 tmp0 = tmp10 + tmp13;
391 tmp3 = tmp10 - tmp13;
392 tmp1 = tmp11 + tmp12;
393 tmp2 = tmp11 - tmp12;
401 z13 = wsptr[4] + wsptr[5];
402 z10 = wsptr[4] - wsptr[5];
403 z11 = wsptr[6] + wsptr[7];
404 z12 = wsptr[6] - wsptr[7];
413 tmp6 = (tmp12 << 3) - tmp7;
414 tmp5 = (tmp11 << 3) - tmp6;
415 tmp4 = (tmp10 << 3) + tmp5;
418 outptr[0 * output_stride] +=
DESCALE(tmp0 + tmp7, 3);
419 outptr[1 * output_stride] +=
DESCALE(tmp1 + tmp6, 3);
420 outptr[2 * output_stride] +=
DESCALE(tmp2 + tmp5, 3);
421 outptr[3 * output_stride] +=
DESCALE(tmp3 - tmp4, 3);
422 outptr[4 * output_stride] +=
DESCALE(tmp3 + tmp4, 3);
423 outptr[5 * output_stride] +=
DESCALE(tmp2 - tmp5, 3);
424 outptr[6 * output_stride] +=
DESCALE(tmp1 - tmp6, 3);
425 outptr[7 * output_stride] +=
DESCALE(tmp0 - tmp7, 3);
434 int_simd16_t tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
443 for (; cnt > 0; cnt--) {
444 tmp0 = pixels[line_size * 0] + pixels[line_size * 7];
445 tmp7 = pixels[line_size * 0] - pixels[line_size * 7];
446 tmp1 = pixels[line_size * 1] + pixels[line_size * 6];
447 tmp6 = pixels[line_size * 1] - pixels[line_size * 6];
448 tmp2 = pixels[line_size * 2] + pixels[line_size * 5];
449 tmp5 = pixels[line_size * 2] - pixels[line_size * 5];
450 tmp3 = pixels[line_size * 3] + pixels[line_size * 4];
451 tmp4 = pixels[line_size * 3] - pixels[line_size * 4];
462 dataptr[2] = tmp10 + tmp11;
463 dataptr[3] = tmp10 - tmp11;
466 dataptr[0] = tmp13 + z1;
467 dataptr[1] = tmp13 - z1;
471 tmp10 = (tmp4 + tmp5) << 2;
472 tmp11 = (tmp5 + tmp6) << 2;
473 tmp12 = (tmp6 + tmp7) << 2;
483 dataptr[4] = z13 + z2;
484 dataptr[5] = z13 - z2;
485 dataptr[6] = z11 + z4;
486 dataptr[7] = z11 - z4;
515 const int h =
FFALIGN(inlink->
h + 16, 16);
558 int custom_threshold_m[64];
562 for (i = 0; i < 64; i++)
565 for (i = 0; i < 8; i++) {
567 |(((uint64_t)custom_threshold_m[i * 8 + 6]) << 16)
568 |(((uint64_t)custom_threshold_m[i * 8 + 0]) << 32)
569 |(((uint64_t)custom_threshold_m[i * 8 + 4]) << 48);
572 |(((uint64_t)custom_threshold_m[i * 8 + 3]) << 16)
573 |(((uint64_t)custom_threshold_m[i * 8 + 1]) << 32)
574 |(((uint64_t)custom_threshold_m[i * 8 + 7]) << 48);
608 av_assert0(w * h <= fspp->non_b_qp_alloc_size);
617 if (qp_table || fspp->
qp) {
624 const int aligned_w =
FFALIGN(inlink->
w, 8);
625 const int aligned_h =
FFALIGN(inlink->
h, 8);
638 inlink->
w, inlink->
h, qp_table, qp_stride, 1);
640 cw, ch, qp_table, qp_stride, 0);
642 cw, ch, qp_table, qp_stride, 0);
651 inlink->
w, inlink->
h);
691 .priv_class = &fspp_class,
static const int16_t FIX_1_414213562_A
static void column_fidct_c(int16_t *thr_adr, int16_t *data, int16_t *output, int cnt)
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
uint64_t threshold_mtx_noq[8 *2]
This structure describes decoded (raw) audio or video data.
ptrdiff_t const GLvoid * data
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
static void store_slice2_c(uint8_t *dst, int16_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride, ptrdiff_t width, ptrdiff_t height, ptrdiff_t log2_scale)
int h
agreed upon image height
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
uint64_t threshold_mtx[8 *2]
static const short custom_threshold[64]
int8_t * av_frame_get_qp_table(AVFrame *f, int *stride, int *type)
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.
static void filter(FSPPContext *p, uint8_t *dst, uint8_t *src, int dst_stride, int src_stride, int width, int height, uint8_t *qp_store, int qp_stride, int is_luma)
#define THRESHOLD(r, x, t)
void * av_calloc(size_t nmemb, size_t size)
Non-inlined equivalent of av_mallocz_array().
void(* row_fdct)(int16_t *data, const uint8_t *pixels, ptrdiff_t line_size, int cnt)
const char * name
Pad name.
#define MULTIPLY16H(x, k)
#define av_assert0(cond)
assert() equivalent, that is always enabled.
void(* mul_thrmat)(int16_t *thr_adr_noq, int16_t *thr_adr, int q)
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
static void row_fdct_c(int16_t *data, const uint8_t *pixels, ptrdiff_t line_size, int cnt)
#define DECLARE_ALIGNED(n, t, v)
Declare a variable that is aligned in memory.
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...
A filter pad used for either input or output.
A link between two filters.
static const AVFilterPad fspp_inputs[]
int width
width and height of the video frame
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
static const AVOption fspp_options[]
void ff_fspp_init_x86(FSPPContext *fspp)
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(* row_idct)(int16_t *workspace, int16_t *output_adr, ptrdiff_t output_stride, int cnt)
static const uint8_t dither[8][8]
void * priv
private data for use by the filter
AVFILTER_DEFINE_CLASS(fspp)
simple assert() macros that are a bit more flexible than ISO C assert().
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
int av_reallocp_array(void *ptr, size_t nmemb, size_t size)
int w
agreed upon image width
enum AVPictureType pict_type
Picture type of the frame.
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
static int config_input(AVFilterLink *inlink)
static const AVFilterPad outputs[]
int format
agreed upon media format
static const AVFilterPad inputs[]
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.
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;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);returnNULL;}returnac;}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;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->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);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_log(ac->avr, AV_LOG_TRACE,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> in
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
void(* store_slice2)(uint8_t *dst, int16_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride, ptrdiff_t width, ptrdiff_t height, ptrdiff_t log2_scale)
static av_cold void uninit(AVFilterContext *ctx)
static void store_slice_c(uint8_t *dst, int16_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride, ptrdiff_t width, ptrdiff_t height, ptrdiff_t log2_scale)
const char * name
Filter name.
static int query_formats(AVFilterContext *ctx)
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
AVFilterLink ** outputs
array of pointers to output links
static int ff_norm_qscale(int qscale, int type)
Normalize the qscale factor FIXME the H264 qscale is a log based scale, mpeg1/2 is not...
static enum AVPixelFormat pix_fmts[]
static void row_idct_c(int16_t *workspace, int16_t *output_adr, ptrdiff_t output_stride, int cnt)
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
void(* store_slice)(uint8_t *dst, int16_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride, ptrdiff_t width, ptrdiff_t height, ptrdiff_t log2_scale)
GLint GLenum GLboolean GLsizei stride
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
static void mul_thrmat_c(int16_t *thr_adr_noq, int16_t *thr_adr, int q)
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(* column_fidct)(int16_t *thr_adr, int16_t *data, int16_t *output, int cnt)
uint8_t pi<< 24) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_U8,(uint64_t)((*(constuint8_t *) pi-0x80U))<< 56) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S16,(uint64_t)(*(constint16_t *) pi)<< 48) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S32,(uint64_t)(*(constint32_t *) pi)<< 32) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S64,(*(constint64_t *) pi >>56)+0x80) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S64,*(constint64_t *) pi *(1.0f/(INT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S64,*(constint64_t *) pi *(1.0/(INT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_FLT, llrintf(*(constfloat *) pi *(INT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_DBL, llrint(*(constdouble *) pi *(INT64_C(1)<< 63)))#defineFMT_PAIR_FUNC(out, in) staticconv_func_type *constfmt_pair_to_conv_functions[AV_SAMPLE_FMT_NB *AV_SAMPLE_FMT_NB]={FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S64),};staticvoidcpy1(uint8_t **dst, constuint8_t **src, intlen){memcpy(*dst,*src, len);}staticvoidcpy2(uint8_t **dst, constuint8_t **src, intlen){memcpy(*dst,*src, 2 *len);}staticvoidcpy4(uint8_t **dst, constuint8_t **src, intlen){memcpy(*dst,*src, 4 *len);}staticvoidcpy8(uint8_t **dst, constuint8_t **src, intlen){memcpy(*dst,*src, 8 *len);}AudioConvert *swri_audio_convert_alloc(enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, constint *ch_map, intflags){AudioConvert *ctx;conv_func_type *f=fmt_pair_to_conv_functions[av_get_packed_sample_fmt(out_fmt)+AV_SAMPLE_FMT_NB *av_get_packed_sample_fmt(in_fmt)];if(!f) returnNULL;ctx=av_mallocz(sizeof(*ctx));if(!ctx) returnNULL;if(channels==1){in_fmt=av_get_planar_sample_fmt(in_fmt);out_fmt=av_get_planar_sample_fmt(out_fmt);}ctx->channels=channels;ctx->conv_f=f;ctx->ch_map=ch_map;if(in_fmt==AV_SAMPLE_FMT_U8||in_fmt==AV_SAMPLE_FMT_U8P) memset(ctx->silence, 0x80, sizeof(ctx->silence));if(out_fmt==in_fmt &&!ch_map){switch(av_get_bytes_per_sample(in_fmt)){case1:ctx->simd_f=cpy1;break;case2:ctx->simd_f=cpy2;break;case4:ctx->simd_f=cpy4;break;case8:ctx->simd_f=cpy8;break;}}if(HAVE_YASM &&1) swri_audio_convert_init_x86(ctx, out_fmt, in_fmt, channels);if(ARCH_ARM) swri_audio_convert_init_arm(ctx, out_fmt, in_fmt, channels);if(ARCH_AARCH64) swri_audio_convert_init_aarch64(ctx, out_fmt, in_fmt, channels);returnctx;}voidswri_audio_convert_free(AudioConvert **ctx){av_freep(ctx);}intswri_audio_convert(AudioConvert *ctx, AudioData *out, AudioData *in, intlen){intch;intoff=0;constintos=(out->planar?1:out->ch_count)*out->bps;unsignedmisaligned=0;av_assert0(ctx->channels==out->ch_count);if(ctx->in_simd_align_mask){intplanes=in->planar?in->ch_count:1;unsignedm=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) in->ch[ch];misaligned|=m &ctx->in_simd_align_mask;}if(ctx->out_simd_align_mask){intplanes=out->planar?out->ch_count:1;unsignedm=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) out->ch[ch];misaligned|=m &ctx->out_simd_align_mask;}if(ctx->simd_f &&!ctx->ch_map &&!misaligned){off=len &~15;av_assert1(off >=0);av_assert1(off<=len);av_assert2(ctx->channels==SWR_CH_MAX||!in->ch[ctx->channels]);if(off >0){if(out->planar==in->planar){intplanes=out->planar?out->ch_count:1;for(ch=0;ch< planes;ch++){ctx->simd_f(out-> ch ch
AVFilterContext * dst
dest filter
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
static const AVFilterPad fspp_outputs[]
#define av_malloc_array(a, b)
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.
AVPixelFormat
Pixel format.
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
#define AV_CEIL_RSHIFT(a, b)