65 desc->log2_chroma_w !=
desc->log2_chroma_h) &&
75 uint8_t *dst, ptrdiff_t dst_linesize,
79 for (y = 0; y <
h; y++, dst += dst_linesize,
src++)
80 for (x = 0; x <
w; x++)
81 dst[x] =
src[x*src_linesize];
85 uint8_t *dst, ptrdiff_t dst_linesize)
91 uint8_t *dst, ptrdiff_t dst_linesize,
95 for (y = 0; y <
h; y++, dst += dst_linesize,
src += 2)
96 for (x = 0; x <
w; x++)
97 *((uint16_t *)(dst + 2*x)) = *((uint16_t *)(
src + x*src_linesize));
101 uint8_t *dst, ptrdiff_t dst_linesize)
107 uint8_t *dst, ptrdiff_t dst_linesize,
111 for (y = 0; y <
h; y++, dst += dst_linesize) {
112 for (x = 0; x <
w; x++) {
120 uint8_t *dst, ptrdiff_t dst_linesize)
126 uint8_t *dst, ptrdiff_t dst_linesize,
130 for (y = 0; y <
h; y++, dst += dst_linesize,
src += 4) {
131 for (x = 0; x <
w; x++)
132 *((uint32_t *)(dst + 4*x)) = *((uint32_t *)(
src + x*src_linesize));
137 uint8_t *dst, ptrdiff_t dst_linesize)
143 uint8_t *dst, ptrdiff_t dst_linesize,
147 for (y = 0; y <
h; y++, dst += dst_linesize,
src += 6) {
148 for (x = 0; x <
w; x++) {
156 uint8_t *dst, ptrdiff_t dst_linesize)
162 uint8_t *dst, ptrdiff_t dst_linesize,
166 for (y = 0; y <
h; y++, dst += dst_linesize,
src += 8)
167 for (x = 0; x <
w; x++)
168 *((uint64_t *)(dst + 8*x)) = *((uint64_t *)(
src + x*src_linesize));
172 uint8_t *dst, ptrdiff_t dst_linesize)
187 "dir values greater than 3 are deprecated, use the passthrough option instead\n");
195 "w:%d h:%d -> w:%d h:%d (passthrough mode)\n",
196 inlink->
w, inlink->
h, inlink->
w, inlink->
h);
211 outlink->
w = inlink->
h;
212 outlink->
h = inlink->
w;
220 for (
int i = 0;
i < 4;
i++) {
222 switch (
s->pixsteps[
i]) {
239 for (
int i = 0;
i < 4;
i++) {
247 "w:%d h:%d dir:%d -> w:%d h:%d rotation:%s vflip:%d\n",
248 inlink->
w, inlink->
h,
s->dir, outlink->
w, outlink->
h,
249 s->dir == 1 ||
s->dir == 3 ?
"clockwise" :
"counterclockwise",
250 s->dir == 0 ||
s->dir == 3);
258 return s->passthrough ?
276 for (plane = 0; plane <
s->planes; plane++) {
277 int hsub = plane == 1 || plane == 2 ?
s->hsub : 0;
278 int vsub = plane == 1 || plane == 2 ?
s->vsub : 0;
279 int pixstep =
s->pixsteps[plane];
283 int start = (outh * jobnr ) / nb_jobs;
284 int end = (outh * (jobnr+1)) / nb_jobs;
286 int dstlinesize, srclinesize;
290 dstlinesize =
out->linesize[plane];
291 dst =
out->data[plane] + start * dstlinesize;
292 src =
in->data[plane];
293 srclinesize =
in->linesize[plane];
296 src +=
in->linesize[plane] * (inh - 1);
301 dst =
out->data[plane] + dstlinesize * (outh - start - 1);
305 for (y = start; y < end - 7; y += 8) {
306 for (x = 0; x < outw - 7; x += 8) {
309 dst + (y - start) * dstlinesize + x * pixstep,
312 if (outw - x > 0 && end - y > 0)
315 dst + (y - start) * dstlinesize + x * pixstep,
316 dstlinesize, outw - x, end - y);
322 dst + (y - start) * dstlinesize + 0 * pixstep,
323 dstlinesize, outw, end - y);
347 if (
in->sample_aspect_ratio.num == 0) {
348 out->sample_aspect_ratio =
in->sample_aspect_ratio;
350 out->sample_aspect_ratio.num =
in->sample_aspect_ratio.den;
351 out->sample_aspect_ratio.den =
in->sample_aspect_ratio.num;
360 #define OFFSET(x) offsetof(TransContext, x)
361 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
370 {
"passthrough",
"do not apply transposition if the input matches the specified geometry",
404 .priv_class = &transpose_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_assert0(cond)
assert() equivalent, that is always enabled.
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Main libavfilter public API header.
#define flags(name, subs,...)
#define AV_CEIL_RSHIFT(a, b)
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
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_WARNING
Something somehow does not look correct.
#define AV_LOG_VERBOSE
Detailed information.
AVRational av_div_q(AVRational b, AVRational c)
Divide one rational by another.
void av_image_fill_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4], const AVPixFmtDescriptor *pixdesc)
Compute the max pixel step for each plane of an image with a format described by pixdesc.
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)
#define AV_PIX_FMT_FLAG_BITSTREAM
All values of a component are bit-wise packed end to end.
#define AV_PIX_FMT_FLAG_HWACCEL
Pixel format is an HW accelerated format.
#define AV_PIX_FMT_FLAG_PAL
Pixel format has a palette in data[1], values are indexes in this palette.
Describe the class of an AVClass context structure.
void * priv
private data for use by the filter
A link between two filters.
int w
agreed upon image width
int h
agreed upon image height
AVFilterContext * src
source filter
AVRational sample_aspect_ratio
agreed upon sample aspect ratio
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...
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
uint8_t nb_components
The number of components each pixel has, (1-4)
Rational number (pair of numerator and denominator).
Used for passing data between threads.
int passthrough
PassthroughType, landscape passthrough mode enabled.
void(* transpose_block)(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
void(* transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
void ff_transpose_init_x86(TransVtable *v, int pixstep)
@ TRANSPOSE_PT_TYPE_PORTRAIT
@ TRANSPOSE_PT_TYPE_LANDSCAPE
static void transpose_block_32_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static void transpose_8x8_32_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
static void transpose_block_64_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static int query_formats(AVFilterContext *ctx)
static void transpose_8x8_64_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
AVFILTER_DEFINE_CLASS(transpose)
static void transpose_8x8_24_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
static const AVFilterPad avfilter_vf_transpose_inputs[]
static const AVOption transpose_options[]
static void transpose_8x8_16_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
static AVFrame * get_video_buffer(AVFilterLink *inlink, int w, int h)
static void transpose_block_8_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static void transpose_block_24_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static void transpose_block_48_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static int config_props_output(AVFilterLink *outlink)
static void transpose_8x8_8_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
static void transpose_block_16_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize, int w, int h)
static void transpose_8x8_48_c(uint8_t *src, ptrdiff_t src_linesize, uint8_t *dst, ptrdiff_t dst_linesize)
static const AVFilterPad avfilter_vf_transpose_outputs[]
AVFrame * ff_null_get_video_buffer(AVFilterLink *link, int w, int h)
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
AVFrame * ff_default_get_video_buffer(AVFilterLink *link, int w, int h)