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FFmpeg/libavfilter/vsrc_mptestsrc.c

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/*
* Copyright (c) 2002 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* @file
* MP test source, ported from MPlayer libmpcodecs/vf_test.c
*/
#include "libavutil/avstring.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "internal.h"
#include "formats.h"
#include "video.h"
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#define WIDTH 512
#define HEIGHT 512
enum test_type {
TEST_DC_LUMA,
TEST_DC_CHROMA,
TEST_FREQ_LUMA,
TEST_FREQ_CHROMA,
TEST_AMP_LUMA,
TEST_AMP_CHROMA,
TEST_CBP,
TEST_MV,
TEST_RING1,
TEST_RING2,
TEST_ALL,
TEST_NB
};
typedef struct MPTestContext {
const AVClass *class;
AVRational frame_rate;
int64_t pts, max_pts, duration;
int64_t max_frames;
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int hsub, vsub;
int test; ///< test_type
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} MPTestContext;
#define OFFSET(x) offsetof(MPTestContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
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static const AVOption mptestsrc_options[]= {
{ "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },
{ "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, FLAGS },
{ "duration", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },
{ "d", "set video duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64 = -1}, -1, INT64_MAX, FLAGS },
{ "test", "set test to perform", OFFSET(test), AV_OPT_TYPE_INT, {.i64=TEST_ALL}, 0, INT_MAX, FLAGS, "test" },
{ "t", "set test to perform", OFFSET(test), AV_OPT_TYPE_INT, {.i64=TEST_ALL}, 0, INT_MAX, FLAGS, "test" },
{ "dc_luma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_DC_LUMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "dc_chroma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_DC_CHROMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "freq_luma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_FREQ_LUMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "freq_chroma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_FREQ_CHROMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "amp_luma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_AMP_LUMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "amp_chroma", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_AMP_CHROMA}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "cbp", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_CBP}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "mv", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_MV}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "ring1", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_RING1}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "ring2", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_RING2}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "all", "", 0, AV_OPT_TYPE_CONST, {.i64=TEST_ALL}, INT_MIN, INT_MAX, FLAGS, "test" },
{ "max_frames", "Set the maximum number of frames generated for each test", OFFSET(max_frames),
AV_OPT_TYPE_INT64, {.i64 = 30}, 1, INT64_MAX, FLAGS },
{ "m", "Set the maximum number of frames generated for each test", OFFSET(max_frames),
AV_OPT_TYPE_INT64, {.i64 = 30}, 1, INT64_MAX, FLAGS },
{ NULL }
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};
AVFILTER_DEFINE_CLASS(mptestsrc);
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static double c[64];
static void init_idct(void)
{
int i, j;
for (i = 0; i < 8; i++) {
double s = i == 0 ? sqrt(0.125) : 0.5;
for (j = 0; j < 8; j++)
c[i*8+j] = s*cos((M_PI/8.0)*i*(j+0.5));
}
}
static void idct(uint8_t *dst, int dst_linesize, int src[64])
{
int i, j, k;
double tmp[64];
for (i = 0; i < 8; i++) {
for (j = 0; j < 8; j++) {
double sum = 0.0;
for (k = 0; k < 8; k++)
sum += c[k*8+j] * src[8*i+k];
tmp[8*i+j] = sum;
}
}
for (j = 0; j < 8; j++) {
for (i = 0; i < 8; i++) {
double sum = 0.0;
for (k = 0; k < 8; k++)
sum += c[k*8+i]*tmp[8*k+j];
dst[dst_linesize*i + j] = av_clip_uint8(lrint(sum));
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}
}
}
static void draw_dc(uint8_t *dst, int dst_linesize, int color, int w, int h)
{
int x, y;
for (y = 0; y < h; y++)
for (x = 0; x < w; x++)
dst[x + y*dst_linesize] = color;
}
static void draw_basis(uint8_t *dst, int dst_linesize, int amp, int freq, int dc)
{
int src[64];
memset(src, 0, 64*sizeof(int));
src[0] = dc;
if (amp)
src[freq] = amp;
idct(dst, dst_linesize, src);
}
static void draw_cbp(uint8_t *dst[3], int dst_linesize[3], int cbp, int amp, int dc)
{
if (cbp&1) draw_basis(dst[0] , dst_linesize[0], amp, 1, dc);
if (cbp&2) draw_basis(dst[0]+8 , dst_linesize[0], amp, 1, dc);
if (cbp&4) draw_basis(dst[0]+ 8*dst_linesize[0], dst_linesize[0], amp, 1, dc);
if (cbp&8) draw_basis(dst[0]+8+8*dst_linesize[0], dst_linesize[0], amp, 1, dc);
if (cbp&16) draw_basis(dst[1] , dst_linesize[1], amp, 1, dc);
if (cbp&32) draw_basis(dst[2] , dst_linesize[2], amp, 1, dc);
}
static void dc_test(uint8_t *dst, int dst_linesize, int w, int h, int off)
{
const int step = FFMAX(256/(w*h/256), 1);
int x, y, color = off;
for (y = 0; y < h; y += 16) {
for (x = 0; x < w; x += 16) {
draw_dc(dst + x + y*dst_linesize, dst_linesize, color, 8, 8);
color += step;
}
}
}
static void freq_test(uint8_t *dst, int dst_linesize, int off)
{
int x, y, freq = 0;
for (y = 0; y < 8*16; y += 16) {
for (x = 0; x < 8*16; x += 16) {
draw_basis(dst + x + y*dst_linesize, dst_linesize, 4*(96+off), freq, 128*8);
freq++;
}
}
}
static void amp_test(uint8_t *dst, int dst_linesize, int off)
{
int x, y, amp = off;
for (y = 0; y < 16*16; y += 16) {
for (x = 0; x < 16*16; x += 16) {
draw_basis(dst + x + y*dst_linesize, dst_linesize, 4*amp, 1, 128*8);
amp++;
}
}
}
static void cbp_test(uint8_t *dst[3], int dst_linesize[3], int off)
{
int x, y, cbp = 0;
for (y = 0; y < 16*8; y += 16) {
for (x = 0; x < 16*8; x += 16) {
uint8_t *dst1[3];
dst1[0] = dst[0] + x*2 + y*2*dst_linesize[0];
dst1[1] = dst[1] + x + y* dst_linesize[1];
dst1[2] = dst[2] + x + y* dst_linesize[2];
draw_cbp(dst1, dst_linesize, cbp, (64+off)*4, 128*8);
cbp++;
}
}
}
static void mv_test(uint8_t *dst, int dst_linesize, int off)
{
int x, y;
for (y = 0; y < 16*16; y++) {
if (y&16)
continue;
for (x = 0; x < 16*16; x++)
dst[x + y*dst_linesize] = x + off*8/(y/32+1);
}
}
static void ring1_test(uint8_t *dst, int dst_linesize, int off)
{
int x, y, color = 0;
for (y = off; y < 16*16; y += 16) {
for (x = off; x < 16*16; x += 16) {
draw_dc(dst + x + y*dst_linesize, dst_linesize, ((x+y)&16) ? color : -color, 16, 16);
color++;
}
}
}
static void ring2_test(uint8_t *dst, int dst_linesize, int off)
{
int x, y;
for (y = 0; y < 16*16; y++) {
for (x = 0; x < 16*16; x++) {
double d = hypot(x-8*16, y-8*16);
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double r = d/20 - (int)(d/20);
if (r < off/30.0) {
dst[x + y*dst_linesize] = 255;
dst[x + y*dst_linesize+256] = 0;
} else {
dst[x + y*dst_linesize] = x;
dst[x + y*dst_linesize+256] = x;
}
}
}
}
static av_cold int init(AVFilterContext *ctx)
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{
MPTestContext *test = ctx->priv;
test->max_pts = test->duration >= 0 ?
av_rescale_q(test->duration, AV_TIME_BASE_Q, av_inv_q(test->frame_rate)) : -1;
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test->pts = 0;
av_log(ctx, AV_LOG_VERBOSE, "rate:%d/%d duration:%f\n",
test->frame_rate.num, test->frame_rate.den,
test->duration < 0 ? -1 : test->max_pts * av_q2d(av_inv_q(test->frame_rate)));
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init_idct();
return 0;
}
static int config_props(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
MPTestContext *test = ctx->priv;
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(outlink->format);
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test->hsub = pix_desc->log2_chroma_w;
test->vsub = pix_desc->log2_chroma_h;
outlink->w = WIDTH;
outlink->h = HEIGHT;
outlink->time_base = av_inv_q(test->frame_rate);
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return 0;
}
static int query_formats(AVFilterContext *ctx)
{
Merge commit '716d413c13981da15323c7a3821860536eefdbbb' * commit '716d413c13981da15323c7a3821860536eefdbbb': Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat Conflicts: doc/examples/muxing.c ffmpeg.h ffmpeg_filter.c ffmpeg_opt.c ffplay.c ffprobe.c libavcodec/8bps.c libavcodec/aasc.c libavcodec/aura.c libavcodec/avcodec.h libavcodec/avs.c libavcodec/bfi.c libavcodec/bmp.c libavcodec/bmpenc.c libavcodec/c93.c libavcodec/cscd.c libavcodec/cyuv.c libavcodec/dpx.c libavcodec/dpxenc.c libavcodec/eatgv.c libavcodec/escape124.c libavcodec/ffv1.c libavcodec/flashsv.c libavcodec/fraps.c libavcodec/h264.c libavcodec/huffyuv.c libavcodec/iff.c libavcodec/imgconvert.c libavcodec/indeo3.c libavcodec/kmvc.c libavcodec/libopenjpegdec.c libavcodec/libopenjpegenc.c libavcodec/libx264.c libavcodec/ljpegenc.c libavcodec/mjpegdec.c libavcodec/mjpegenc.c libavcodec/motionpixels.c libavcodec/mpeg12.c libavcodec/mpeg12enc.c libavcodec/mpeg4videodec.c libavcodec/mpegvideo_enc.c libavcodec/pamenc.c libavcodec/pcxenc.c libavcodec/pgssubdec.c libavcodec/pngdec.c libavcodec/pngenc.c libavcodec/pnm.c libavcodec/pnmdec.c libavcodec/pnmenc.c libavcodec/ptx.c libavcodec/qdrw.c libavcodec/qpeg.c libavcodec/qtrleenc.c libavcodec/raw.c libavcodec/rawdec.c libavcodec/rl2.c libavcodec/sgidec.c libavcodec/sgienc.c libavcodec/snowdec.c libavcodec/snowenc.c libavcodec/sunrast.c libavcodec/targa.c libavcodec/targaenc.c libavcodec/tiff.c libavcodec/tiffenc.c libavcodec/tmv.c libavcodec/truemotion2.c libavcodec/utils.c libavcodec/vb.c libavcodec/vp3.c libavcodec/wnv1.c libavcodec/xl.c libavcodec/xwddec.c libavcodec/xwdenc.c libavcodec/yop.c libavdevice/v4l2.c libavdevice/x11grab.c libavfilter/avfilter.c libavfilter/avfilter.h libavfilter/buffersrc.c libavfilter/drawutils.c libavfilter/formats.c libavfilter/src_movie.c libavfilter/vf_ass.c libavfilter/vf_drawtext.c libavfilter/vf_fade.c libavfilter/vf_format.c libavfilter/vf_hflip.c libavfilter/vf_lut.c libavfilter/vf_overlay.c libavfilter/vf_pad.c libavfilter/vf_scale.c libavfilter/vf_transpose.c libavfilter/vf_yadif.c libavfilter/video.c libavfilter/vsrc_testsrc.c libavformat/movenc.c libavformat/mxf.h libavformat/utils.c libavformat/yuv4mpeg.c libavutil/imgutils.c libavutil/pixdesc.c libswscale/input.c libswscale/output.c libswscale/swscale_internal.h libswscale/swscale_unscaled.c libswscale/utils.c libswscale/x86/swscale_template.c libswscale/x86/yuv2rgb.c libswscale/x86/yuv2rgb_template.c libswscale/yuv2rgb.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
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static const enum AVPixelFormat pix_fmts[] = {
AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE
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};
AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
if (!fmts_list)
return AVERROR(ENOMEM);
return ff_set_common_formats(ctx, fmts_list);
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}
static int request_frame(AVFilterLink *outlink)
{
MPTestContext *test = outlink->src->priv;
Merge commit '7e350379f87e7f74420b4813170fe808e2313911' * commit '7e350379f87e7f74420b4813170fe808e2313911': lavfi: switch to AVFrame. Conflicts: doc/filters.texi libavfilter/af_ashowinfo.c libavfilter/audio.c libavfilter/avfilter.c libavfilter/avfilter.h libavfilter/buffersink.c libavfilter/buffersrc.c libavfilter/buffersrc.h libavfilter/f_select.c libavfilter/f_setpts.c libavfilter/fifo.c libavfilter/split.c libavfilter/src_movie.c libavfilter/version.h libavfilter/vf_aspect.c libavfilter/vf_bbox.c libavfilter/vf_blackframe.c libavfilter/vf_delogo.c libavfilter/vf_drawbox.c libavfilter/vf_drawtext.c libavfilter/vf_fade.c libavfilter/vf_fieldorder.c libavfilter/vf_fps.c libavfilter/vf_frei0r.c libavfilter/vf_gradfun.c libavfilter/vf_hqdn3d.c libavfilter/vf_lut.c libavfilter/vf_overlay.c libavfilter/vf_pad.c libavfilter/vf_scale.c libavfilter/vf_showinfo.c libavfilter/vf_transpose.c libavfilter/vf_vflip.c libavfilter/vf_yadif.c libavfilter/video.c libavfilter/vsrc_testsrc.c libavfilter/yadif.h Following are notes about the merge authorship and various technical details. Michael Niedermayer: * Main merge operation, notably avfilter.c and video.c * Switch to AVFrame: - afade - anullsrc - apad - aresample - blackframe - deshake - idet - il - mandelbrot - mptestsrc - noise - setfield - smartblur - tinterlace * various merge changes and fixes in: - ashowinfo - blackdetect - field - fps - select - testsrc - yadif Nicolas George: * Switch to AVFrame: - make rawdec work with refcounted frames. Adapted from commit 759001c534287a96dc96d1e274665feb7059145d by Anton Khirnov. Also, fix the use of || instead of | in a flags check. - make buffer sink and src, audio and video work all together Clément Bœsch: * Switch to AVFrame: - aevalsrc - alphaextract - blend - cellauto - colormatrix - concat - earwax - ebur128 - edgedetect - geq - histeq - histogram - hue - kerndeint - life - movie - mp (with the help of Michael) - overlay - pad - pan - pp - pp - removelogo - sendcmd - showspectrum - showwaves - silencedetect - stereo3d - subtitles - super2xsai - swapuv - thumbnail - tile Hendrik Leppkes: * Switch to AVFrame: - aconvert - amerge - asetnsamples - atempo - biquads Matthieu Bouron: * Switch to AVFrame - alphamerge - decimate - volumedetect Stefano Sabatini: * Switch to AVFrame: - astreamsync - flite - framestep Signed-off-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Nicolas George <nicolas.george@normalesup.org> Signed-off-by: Clément Bœsch <ubitux@gmail.com> Signed-off-by: Hendrik Leppkes <h.leppkes@gmail.com> Signed-off-by: Matthieu Bouron <matthieu.bouron@gmail.com> Signed-off-by: Stefano Sabatini <stefasab@gmail.com> Merged-by: Michael Niedermayer <michaelni@gmx.at>
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AVFrame *picref;
int w = WIDTH, h = HEIGHT,
cw = AV_CEIL_RSHIFT(w, test->hsub), ch = AV_CEIL_RSHIFT(h, test->vsub);
uint64_t frame = outlink->frame_count_in / test->max_frames;
uint64_t mod = outlink->frame_count_in % test->max_frames;
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enum test_type tt = test->test;
int i;
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if (test->max_pts >= 0 && test->pts > test->max_pts)
return AVERROR_EOF;
Merge commit '7e350379f87e7f74420b4813170fe808e2313911' * commit '7e350379f87e7f74420b4813170fe808e2313911': lavfi: switch to AVFrame. Conflicts: doc/filters.texi libavfilter/af_ashowinfo.c libavfilter/audio.c libavfilter/avfilter.c libavfilter/avfilter.h libavfilter/buffersink.c libavfilter/buffersrc.c libavfilter/buffersrc.h libavfilter/f_select.c libavfilter/f_setpts.c libavfilter/fifo.c libavfilter/split.c libavfilter/src_movie.c libavfilter/version.h libavfilter/vf_aspect.c libavfilter/vf_bbox.c libavfilter/vf_blackframe.c libavfilter/vf_delogo.c libavfilter/vf_drawbox.c libavfilter/vf_drawtext.c libavfilter/vf_fade.c libavfilter/vf_fieldorder.c libavfilter/vf_fps.c libavfilter/vf_frei0r.c libavfilter/vf_gradfun.c libavfilter/vf_hqdn3d.c libavfilter/vf_lut.c libavfilter/vf_overlay.c libavfilter/vf_pad.c libavfilter/vf_scale.c libavfilter/vf_showinfo.c libavfilter/vf_transpose.c libavfilter/vf_vflip.c libavfilter/vf_yadif.c libavfilter/video.c libavfilter/vsrc_testsrc.c libavfilter/yadif.h Following are notes about the merge authorship and various technical details. Michael Niedermayer: * Main merge operation, notably avfilter.c and video.c * Switch to AVFrame: - afade - anullsrc - apad - aresample - blackframe - deshake - idet - il - mandelbrot - mptestsrc - noise - setfield - smartblur - tinterlace * various merge changes and fixes in: - ashowinfo - blackdetect - field - fps - select - testsrc - yadif Nicolas George: * Switch to AVFrame: - make rawdec work with refcounted frames. Adapted from commit 759001c534287a96dc96d1e274665feb7059145d by Anton Khirnov. Also, fix the use of || instead of | in a flags check. - make buffer sink and src, audio and video work all together Clément Bœsch: * Switch to AVFrame: - aevalsrc - alphaextract - blend - cellauto - colormatrix - concat - earwax - ebur128 - edgedetect - geq - histeq - histogram - hue - kerndeint - life - movie - mp (with the help of Michael) - overlay - pad - pan - pp - pp - removelogo - sendcmd - showspectrum - showwaves - silencedetect - stereo3d - subtitles - super2xsai - swapuv - thumbnail - tile Hendrik Leppkes: * Switch to AVFrame: - aconvert - amerge - asetnsamples - atempo - biquads Matthieu Bouron: * Switch to AVFrame - alphamerge - decimate - volumedetect Stefano Sabatini: * Switch to AVFrame: - astreamsync - flite - framestep Signed-off-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Nicolas George <nicolas.george@normalesup.org> Signed-off-by: Clément Bœsch <ubitux@gmail.com> Signed-off-by: Hendrik Leppkes <h.leppkes@gmail.com> Signed-off-by: Matthieu Bouron <matthieu.bouron@gmail.com> Signed-off-by: Stefano Sabatini <stefasab@gmail.com> Merged-by: Michael Niedermayer <michaelni@gmx.at>
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picref = ff_get_video_buffer(outlink, w, h);
if (!picref)
return AVERROR(ENOMEM);
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picref->pts = test->pts++;
// clean image
for (i = 0; i < h; i++)
memset(picref->data[0] + i*picref->linesize[0], 0, w);
for (i = 0; i < ch; i++) {
memset(picref->data[1] + i*picref->linesize[1], 128, cw);
memset(picref->data[2] + i*picref->linesize[2], 128, cw);
}
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if (tt == TEST_ALL && mod) /* draw a black frame at the beginning of each test */
tt = frame%(TEST_NB-1);
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switch (tt) {
case TEST_DC_LUMA: dc_test(picref->data[0], picref->linesize[0], 256, 256, mod); break;
case TEST_DC_CHROMA: dc_test(picref->data[1], picref->linesize[1], 256, 256, mod); break;
case TEST_FREQ_LUMA: freq_test(picref->data[0], picref->linesize[0], mod); break;
case TEST_FREQ_CHROMA: freq_test(picref->data[1], picref->linesize[1], mod); break;
case TEST_AMP_LUMA: amp_test(picref->data[0], picref->linesize[0], mod); break;
case TEST_AMP_CHROMA: amp_test(picref->data[1], picref->linesize[1], mod); break;
case TEST_CBP: cbp_test(picref->data , picref->linesize , mod); break;
case TEST_MV: mv_test(picref->data[0], picref->linesize[0], mod); break;
case TEST_RING1: ring1_test(picref->data[0], picref->linesize[0], mod); break;
case TEST_RING2: ring2_test(picref->data[0], picref->linesize[0], mod); break;
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}
return ff_filter_frame(outlink, picref);
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}
static const AVFilterPad mptestsrc_outputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.request_frame = request_frame,
.config_props = config_props,
},
{ NULL }
};
const AVFilter ff_vsrc_mptestsrc = {
.name = "mptestsrc",
.description = NULL_IF_CONFIG_SMALL("Generate various test pattern."),
.priv_size = sizeof(MPTestContext),
.priv_class = &mptestsrc_class,
.init = init,
.query_formats = query_formats,
.inputs = NULL,
.outputs = mptestsrc_outputs,
2011-08-08 15:41:22 +03:00
};