vsrc_mptestsrc.c File Reference

#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"

Go to the source code of this file.

Data Structures
struct	MPTestContext

Macros
#define	WIDTH   512
#define	HEIGHT   512
#define	OFFSET(x)   offsetof(MPTestContext, x)
#define	FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Enumerations
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 }

Functions
	AVFILTER_DEFINE_CLASS (mptestsrc)
static void	init_idct (void)
static void	idct (uint8_t *dst, int dst_linesize, int src[64])
static void	draw_dc (uint8_t *dst, int dst_linesize, int color, int w, int h)
static void	draw_basis (uint8_t *dst, int dst_linesize, int amp, int freq, int dc)
static void	draw_cbp (uint8_t *dst[3], int dst_linesize[3], int cbp, int amp, int dc)
static void	dc_test (uint8_t *dst, int dst_linesize, int w, int h, int off)
static void	freq_test (uint8_t *dst, int dst_linesize, int off)
static void	amp_test (uint8_t *dst, int dst_linesize, int off)
static void	cbp_test (uint8_t *dst[3], int dst_linesize[3], int off)
static void	mv_test (uint8_t *dst, int dst_linesize, int off)
static void	ring1_test (uint8_t *dst, int dst_linesize, int off)
static void	ring2_test (uint8_t *dst, int dst_linesize, int off)
static av_cold int	init (AVFilterContext *ctx)
static int	config_props (AVFilterLink *outlink)
static int	request_frame (AVFilterLink *outlink)

Variables
static const AVOption	mptestsrc_options []
static double	c [64]
static const AVFilterPad	mptestsrc_outputs []
const AVFilter	ff_vsrc_mptestsrc

Detailed Description

MP test source, ported from MPlayer libmpcodecs/vf_test.c

Definition in file vsrc_mptestsrc.c.

Macro Definition Documentation

WIDTH

#define WIDTH   512

Definition at line 35 of file vsrc_mptestsrc.c.

HEIGHT

#define HEIGHT   512

Definition at line 36 of file vsrc_mptestsrc.c.

OFFSET

#define OFFSET

(

x

)

offsetof(MPTestContext, x)

Definition at line 62 of file vsrc_mptestsrc.c.

FLAGS

#define FLAGS   AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM

Definition at line 63 of file vsrc_mptestsrc.c.

Enumeration Type Documentation

test_type

enum test_type

Enumerator
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

Definition at line 38 of file vsrc_mptestsrc.c.

Function Documentation

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

mptestsrc

)

init_idct()

static void init_idct ( void  )

static

Definition at line 94 of file vsrc_mptestsrc.c.

Referenced by init().

idct()

static void idct ( uint8_t *  dst, int  dst_linesize, int  src[64]  )

static

Definition at line 106 of file vsrc_mptestsrc.c.

Referenced by draw_basis().

draw_dc()

static void draw_dc ( uint8_t *  dst, int  dst_linesize, int  color, int  w, int  h  )

static

Definition at line 134 of file vsrc_mptestsrc.c.

Referenced by dc_test(), and ring1_test().

draw_basis()

static void draw_basis ( uint8_t *  dst, int  dst_linesize, int  amp, int  freq, int  dc  )

static

Definition at line 143 of file vsrc_mptestsrc.c.

Referenced by amp_test(), draw_cbp(), and freq_test().

draw_cbp()

static void draw_cbp ( uint8_t *  dst[3], int  dst_linesize[3], int  cbp, int  amp, int  dc  )

static

Definition at line 154 of file vsrc_mptestsrc.c.

Referenced by cbp_test().

dc_test()

static void dc_test ( uint8_t *  dst, int  dst_linesize, int  w, int  h, int  off  )

static

Definition at line 164 of file vsrc_mptestsrc.c.

Referenced by request_frame().

freq_test()

static void freq_test ( uint8_t *  dst, int  dst_linesize, int  off  )

static

Definition at line 177 of file vsrc_mptestsrc.c.

Referenced by request_frame().

amp_test()

static void amp_test ( uint8_t *  dst, int  dst_linesize, int  off  )

static

Definition at line 189 of file vsrc_mptestsrc.c.

Referenced by request_frame().

cbp_test()

static void cbp_test ( uint8_t *  dst[3], int  dst_linesize[3], int  off  )

static

Definition at line 201 of file vsrc_mptestsrc.c.

Referenced by request_frame().

mv_test()

static void mv_test ( uint8_t *  dst, int  dst_linesize, int  off  )

static

Definition at line 218 of file vsrc_mptestsrc.c.

Referenced by request_frame().

ring1_test()

static void ring1_test ( uint8_t *  dst, int  dst_linesize, int  off  )

static

Definition at line 230 of file vsrc_mptestsrc.c.

Referenced by request_frame().

ring2_test()

static void ring2_test ( uint8_t *  dst, int  dst_linesize, int  off  )

static

Definition at line 242 of file vsrc_mptestsrc.c.

Referenced by request_frame().

init()

static av_cold int init ( AVFilterContext *  ctx )

static

Definition at line 261 of file vsrc_mptestsrc.c.

config_props()

static int config_props ( AVFilterLink *  outlink )

static

Definition at line 277 of file vsrc_mptestsrc.c.

request_frame()

static int request_frame ( AVFilterLink *  outlink )

static

Definition at line 294 of file vsrc_mptestsrc.c.

Variable Documentation

mptestsrc_options

const AVOption mptestsrc_options[]

static

Initial value:

= {
    { "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 }
}

Definition at line 64 of file vsrc_mptestsrc.c.

c

double c[64]

static

Definition at line 92 of file vsrc_mptestsrc.c.

Referenced by idct(), and init_idct().

mptestsrc_outputs

const AVFilterPad mptestsrc_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .request_frame = request_frame,
        .config_props  = config_props,
    },
}

Definition at line 340 of file vsrc_mptestsrc.c.

ff_vsrc_mptestsrc

const AVFilter ff_vsrc_mptestsrc

Initial value:

= {
    .name          = "mptestsrc",
    .description   = NULL_IF_CONFIG_SMALL("Generate various test pattern."),
    .priv_size     = sizeof(MPTestContext),
    .priv_class    = &mptestsrc_class,
    .init          = init,
    .inputs        = NULL,
    FILTER_OUTPUTS(mptestsrc_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_YUV420P),
}

Definition at line 349 of file vsrc_mptestsrc.c.