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blender/source/gameengine/VideoTexture/VideoFFmpeg.cpp

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/* $Id$
-----------------------------------------------------------------------------
This source file is part of VideoTexture library
Copyright (c) 2007 The Zdeno Ash Miklas
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt.
-----------------------------------------------------------------------------
*/
#ifdef WITH_FFMPEG
// INT64_C fix for some linux machines (C99ism)
#define __STDC_CONSTANT_MACROS
#include <stdint.h>
#include "MEM_guardedalloc.h"
#include "PIL_time.h"
#include <string>
#include "Exception.h"
#include "VideoFFmpeg.h"
// default framerate
const double defFrameRate = 25.0;
// time scale constant
const long timeScale = 1000;
// macro for exception handling and logging
#define CATCH_EXCP catch (Exception & exp) \
{ exp.report(); m_status = SourceError; }
extern "C" void do_init_ffmpeg();
// class RenderVideo
// constructor
VideoFFmpeg::VideoFFmpeg (HRESULT * hRslt) : VideoBase(),
m_codec(NULL), m_formatCtx(NULL), m_codecCtx(NULL),
m_frame(NULL), m_frameDeinterlaced(NULL), m_frameRGB(NULL), m_imgConvertCtx(NULL),
m_deinterlace(false), m_preseek(0), m_videoStream(-1), m_baseFrameRate(25.0),
m_lastFrame(-1), m_curPosition(-1), m_startTime(0),
m_captWidth(0), m_captHeight(0), m_captRate(0.f), m_isImage(false)
{
// set video format
m_format = RGB24;
// force flip because ffmpeg always return the image in the wrong orientation for texture
setFlip(true);
// construction is OK
*hRslt = S_OK;
}
// destructor
VideoFFmpeg::~VideoFFmpeg ()
{
}
// release components
bool VideoFFmpeg::release()
{
// release
if (m_codecCtx)
{
avcodec_close(m_codecCtx);
m_codecCtx = NULL;
}
if (m_formatCtx)
{
av_close_input_file(m_formatCtx);
m_formatCtx = NULL;
}
if (m_frame)
{
av_free(m_frame);
m_frame = NULL;
}
if (m_frameDeinterlaced)
{
MEM_freeN(m_frameDeinterlaced->data[0]);
av_free(m_frameDeinterlaced);
m_frameDeinterlaced = NULL;
}
if (m_frameRGB)
{
MEM_freeN(m_frameRGB->data[0]);
av_free(m_frameRGB);
m_frameRGB = NULL;
}
if (m_imgConvertCtx)
{
sws_freeContext(m_imgConvertCtx);
m_imgConvertCtx = NULL;
}
m_codec = NULL;
m_status = SourceStopped;
return true;
}
// set initial parameters
void VideoFFmpeg::initParams (short width, short height, float rate, bool image)
{
m_captWidth = width;
m_captHeight = height;
m_captRate = rate;
m_isImage = image;
}
int VideoFFmpeg::openStream(const char *filename, AVInputFormat *inputFormat, AVFormatParameters *formatParams)
{
AVFormatContext *formatCtx;
int i, videoStream;
AVCodec *codec;
AVCodecContext *codecCtx;
if(av_open_input_file(&formatCtx, filename, inputFormat, 0, formatParams)!=0)
return -1;
if(av_find_stream_info(formatCtx)<0)
{
av_close_input_file(formatCtx);
return -1;
}
/* Find the first video stream */
videoStream=-1;
for(i=0; i<formatCtx->nb_streams; i++)
{
if(formatCtx->streams[i] &&
get_codec_from_stream(formatCtx->streams[i]) &&
(get_codec_from_stream(formatCtx->streams[i])->codec_type==CODEC_TYPE_VIDEO))
{
videoStream=i;
break;
}
}
if(videoStream==-1)
{
av_close_input_file(formatCtx);
return -1;
}
codecCtx = get_codec_from_stream(formatCtx->streams[videoStream]);
/* Find the decoder for the video stream */
codec=avcodec_find_decoder(codecCtx->codec_id);
if(codec==NULL)
{
av_close_input_file(formatCtx);
return -1;
}
codecCtx->workaround_bugs = 1;
if(avcodec_open(codecCtx, codec)<0)
{
av_close_input_file(formatCtx);
return -1;
}
#ifdef FFMPEG_OLD_FRAME_RATE
if(codecCtx->frame_rate>1000 && codecCtx->frame_rate_base==1)
codecCtx->frame_rate_base=1000;
m_baseFrameRate = (double)codecCtx->frame_rate / (double)codecCtx->frame_rate_base;
#else
m_baseFrameRate = av_q2d(formatCtx->streams[videoStream]->r_frame_rate);
#endif
if (m_baseFrameRate <= 0.0)
m_baseFrameRate = defFrameRate;
m_codec = codec;
m_codecCtx = codecCtx;
m_formatCtx = formatCtx;
m_videoStream = videoStream;
m_frame = avcodec_alloc_frame();
m_frameDeinterlaced = avcodec_alloc_frame();
m_frameRGB = avcodec_alloc_frame();
// allocate buffer if deinterlacing is required
avpicture_fill((AVPicture*)m_frameDeinterlaced,
(uint8_t*)MEM_callocN(avpicture_get_size(
m_codecCtx->pix_fmt,
m_codecCtx->width, m_codecCtx->height),
"ffmpeg deinterlace"),
m_codecCtx->pix_fmt, m_codecCtx->width, m_codecCtx->height);
// allocate buffer to store final decoded frame
avpicture_fill((AVPicture*)m_frameRGB,
(uint8_t*)MEM_callocN(avpicture_get_size(
PIX_FMT_RGB24,
m_codecCtx->width, m_codecCtx->height),
"ffmpeg rgb"),
PIX_FMT_RGB24, m_codecCtx->width, m_codecCtx->height);
// allocate sws context
m_imgConvertCtx = sws_getContext(
m_codecCtx->width,
m_codecCtx->height,
m_codecCtx->pix_fmt,
m_codecCtx->width,
m_codecCtx->height,
PIX_FMT_RGB24,
SWS_FAST_BILINEAR,
NULL, NULL, NULL);
if (!m_imgConvertCtx) {
avcodec_close(m_codecCtx);
av_close_input_file(m_formatCtx);
av_free(m_frame);
MEM_freeN(m_frameDeinterlaced->data[0]);
av_free(m_frameDeinterlaced);
MEM_freeN(m_frameRGB->data[0]);
av_free(m_frameRGB);
return -1;
}
return 0;
}
// open video file
void VideoFFmpeg::openFile (char * filename)
{
do_init_ffmpeg();
if (openStream(filename, NULL, NULL) != 0)
return;
if (m_codecCtx->gop_size)
m_preseek = (m_codecCtx->gop_size < 25) ? m_codecCtx->gop_size+1 : 25;
else if (m_codecCtx->has_b_frames)
m_preseek = 25; // should determine gopsize
else
m_preseek = 0;
// get video time range
m_range[0] = 0.0;
m_range[1] = (double)m_formatCtx->duration / AV_TIME_BASE;
// open base class
VideoBase::openFile(filename);
if (
#ifdef FFMPEG_PB_IS_POINTER
m_formatCtx->pb && m_formatCtx->pb->is_streamed
#else
m_formatCtx->pb.is_streamed
#endif
)
{
// the file is in fact a streaming source, prevent seeking
m_isFile = false;
// for streaming it is important to do non blocking read
m_formatCtx->flags |= AVFMT_FLAG_NONBLOCK;
}
if (m_isImage)
{
// the file is to be treated as an image, i.e. load the first frame only
m_isFile = false;
// in case of reload, the filename is taken from m_imageName, no need to change it
if (m_imageName.Ptr() != filename)
m_imageName = filename;
m_preseek = 0;
m_avail = false;
play();
}
}
// open video capture device
void VideoFFmpeg::openCam (char * file, short camIdx)
{
// open camera source
AVInputFormat *inputFormat;
AVFormatParameters formatParams;
AVRational frameRate;
char *p, filename[28], rateStr[20];
do_init_ffmpeg();
memset(&formatParams, 0, sizeof(formatParams));
#ifdef WIN32
// video capture on windows only through Video For Windows driver
inputFormat = av_find_input_format("vfwcap");
if (!inputFormat)
// Video For Windows not supported??
return;
sprintf(filename, "%d", camIdx);
#else
// In Linux we support two types of devices: VideoForLinux and DV1394.
// the user specify it with the filename:
// [<device_type>][:<standard>]
// <device_type> : 'v4l' for VideoForLinux, 'dv1394' for DV1394. By default 'v4l'
// <standard> : 'pal', 'secam' or 'ntsc'. By default 'ntsc'
// The driver name is constructed automatically from the device type:
// v4l : /dev/video<camIdx>
// dv1394: /dev/dv1394/<camIdx>
// If you have different driver name, you can specify the driver name explicitely
// instead of device type. Examples of valid filename:
// /dev/v4l/video0:pal
// /dev/ieee1394/1:ntsc
// dv1394:secam
// v4l:pal
if (file && strstr(file, "1394") != NULL)
{
// the user specifies a driver, check if it is v4l or d41394
inputFormat = av_find_input_format("dv1394");
sprintf(filename, "/dev/dv1394/%d", camIdx);
} else
{
inputFormat = av_find_input_format("video4linux");
sprintf(filename, "/dev/video%d", camIdx);
}
if (!inputFormat)
// these format should be supported, check ffmpeg compilation
return;
if (file && strncmp(file, "/dev", 4) == 0)
{
// user does not specify a driver
strncpy(filename, file, sizeof(filename));
filename[sizeof(filename)-1] = 0;
if ((p = strchr(filename, ':')) != 0)
*p = 0;
}
if (file && (p = strchr(file, ':')) != NULL)
formatParams.standard = p+1;
#endif
//frame rate
if (m_captRate <= 0.f)
m_captRate = defFrameRate;
sprintf(rateStr, "%f", m_captRate);
av_parse_video_frame_rate(&frameRate, rateStr);
// populate format parameters
// need to specify the time base = inverse of rate
formatParams.time_base.num = frameRate.den;
formatParams.time_base.den = frameRate.num;
formatParams.width = m_captWidth;
formatParams.height = m_captHeight;
if (openStream(filename, inputFormat, &formatParams) != 0)
return;
// for video capture it is important to do non blocking read
m_formatCtx->flags |= AVFMT_FLAG_NONBLOCK;
// open base class
VideoBase::openCam(file, camIdx);
}
// play video
bool VideoFFmpeg::play (void)
{
try
{
// if object is able to play
if (VideoBase::play())
{
// set video position
setPositions();
// return success
return true;
}
}
CATCH_EXCP;
return false;
}
// stop video
bool VideoFFmpeg::stop (void)
{
try
{
if (VideoBase::stop())
{
return true;
}
}
CATCH_EXCP;
return false;
}
// set video range
void VideoFFmpeg::setRange (double start, double stop)
{
try
{
// set range
VideoBase::setRange(start, stop);
// set range for video
setPositions();
}
CATCH_EXCP;
}
// set framerate
void VideoFFmpeg::setFrameRate (float rate)
{
VideoBase::setFrameRate(rate);
}
// image calculation
void VideoFFmpeg::calcImage (unsigned int texId)
{
loadFrame();
}
// load frame from video
void VideoFFmpeg::loadFrame (void)
{
// get actual time
double actTime = PIL_check_seconds_timer() - m_startTime;
// if video has ended
if (m_isFile && actTime * m_frameRate >= m_range[1])
{
// if repeats are set, decrease them
if (m_repeat > 0)
--m_repeat;
// if video has to be replayed
if (m_repeat != 0)
{
// reset its position
actTime -= (m_range[1] - m_range[0]) / m_frameRate;
m_startTime += (m_range[1] - m_range[0]) / m_frameRate;
}
// if video has to be stopped, stop it
else
m_status = SourceStopped;
}
// if video is playing
if (m_status == SourcePlaying)
{
// actual frame
long actFrame = m_isFile ? long(actTime * actFrameRate()) : m_lastFrame + 1;
// if actual frame differs from last frame
if (actFrame != m_lastFrame)
{
// get image
if(grabFrame(actFrame))
{
AVFrame* frame = getFrame();
// save actual frame
m_lastFrame = actFrame;
// init image, if needed
init(short(m_codecCtx->width), short(m_codecCtx->height));
// process image
process((BYTE*)(frame->data[0]));
// in case it is an image, automatically stop reading it
if (m_isImage)
{
m_status = SourceStopped;
// close the file as we don't need it anymore
release();
}
}
}
}
}
// set actual position
void VideoFFmpeg::setPositions (void)
{
// set video start time
m_startTime = PIL_check_seconds_timer();
// if file is played and actual position is before end position
if (m_isFile && m_lastFrame >= 0 && m_lastFrame < m_range[1] * actFrameRate())
// continue from actual position
m_startTime -= double(m_lastFrame) / actFrameRate();
else
m_startTime -= m_range[0];
}
// position pointer in file, position in second
bool VideoFFmpeg::grabFrame(long position)
{
AVPacket packet;
int frameFinished;
int posFound = 1;
bool frameLoaded = false;
long long targetTs = 0;
// first check if the position that we are looking for is in the preseek range
// if so, just read the frame until we get there
if (position > m_curPosition + 1
&& m_preseek
&& position - (m_curPosition + 1) < m_preseek)
{
while(av_read_frame(m_formatCtx, &packet)>=0)
{
if (packet.stream_index == m_videoStream)
{
avcodec_decode_video(
m_codecCtx,
m_frame, &frameFinished,
packet.data, packet.size);
if (frameFinished)
m_curPosition++;
}
av_free_packet(&packet);
if (position == m_curPosition+1)
break;
}
}
// if the position is not in preseek, do a direct jump
if (position != m_curPosition + 1) {
double timeBase = av_q2d(m_formatCtx->streams[m_videoStream]->time_base);
long long pos = (long long)
((long long) (position - m_preseek) * AV_TIME_BASE / m_baseFrameRate);
long long startTs = m_formatCtx->streams[m_videoStream]->start_time;
if (pos < 0)
pos = 0;
if (startTs != AV_NOPTS_VALUE)
pos += (long long)(startTs * AV_TIME_BASE * timeBase);
av_seek_frame(m_formatCtx, -1, pos, AVSEEK_FLAG_BACKWARD);
// current position is now lost, guess a value.
// It's not important because it will be set at this end of this function
m_curPosition = position - m_preseek - 1;
// this is the timestamp of the frame we're looking for
targetTs = (long long)(((double) position) / m_baseFrameRate / timeBase);
if (startTs != AV_NOPTS_VALUE)
targetTs += startTs;
posFound = 0;
avcodec_flush_buffers(m_codecCtx);
}
while(av_read_frame(m_formatCtx, &packet)>=0)
{
if(packet.stream_index == m_videoStream)
{
avcodec_decode_video(m_codecCtx,
m_frame, &frameFinished,
packet.data, packet.size);
if (frameFinished && !posFound)
{
if (packet.dts >= targetTs)
posFound = 1;
}
if(frameFinished && posFound == 1)
{
AVFrame * input = m_frame;
/* This means the data wasnt read properly,
this check stops crashing */
if ( input->data[0]==0 && input->data[1]==0
&& input->data[2]==0 && input->data[3]==0)
{
av_free_packet(&packet);
break;
}
if (m_deinterlace)
{
if (avpicture_deinterlace(
(AVPicture*) m_frameDeinterlaced,
(const AVPicture*) m_frame,
m_codecCtx->pix_fmt,
m_codecCtx->width,
m_codecCtx->height) >= 0)
{
input = m_frameDeinterlaced;
}
}
// convert to RGB24
sws_scale(m_imgConvertCtx,
input->data,
input->linesize,
0,
m_codecCtx->height,
m_frameRGB->data,
m_frameRGB->linesize);
av_free_packet(&packet);
frameLoaded = true;
break;
}
}
av_free_packet(&packet);
}
if (frameLoaded)
m_curPosition = position;
return frameLoaded;
}
// python methods
// cast Image pointer to VideoFFmpeg
inline VideoFFmpeg * getVideoFFmpeg (PyImage * self)
{ return static_cast<VideoFFmpeg*>(self->m_image); }
// object initialization
static int VideoFFmpeg_init (PyObject * pySelf, PyObject * args, PyObject * kwds)
{
PyImage * self = reinterpret_cast<PyImage*>(pySelf);
// parameters - video source
// file name or format type for capture (only for Linux: video4linux or dv1394)
char * file = NULL;
// capture device number
short capt = -1;
// capture width, only if capt is >= 0
short width = 0;
// capture height, only if capt is >= 0
short height = 0;
// capture rate, only if capt is >= 0
float rate = 25.f;
static char *kwlist[] = {"file", "capture", "rate", "width", "height", NULL};
// get parameters
if (!PyArg_ParseTupleAndKeywords(args, kwds, "s|hfhh", kwlist, &file, &capt,
&rate, &width, &height))
return -1;
try
{
// create video object
Video_init<VideoFFmpeg>(self);
// set thread usage
getVideoFFmpeg(self)->initParams(width, height, rate);
// open video source
Video_open(getVideo(self), file, capt);
}
catch (Exception & exp)
{
exp.report();
return -1;
}
// initialization succeded
return 0;
}
PyObject * VideoFFmpeg_getPreseek (PyImage *self, void * closure)
{
return Py_BuildValue("h", getFFmpeg(self)->getPreseek());
}
// set range
int VideoFFmpeg_setPreseek (PyImage * self, PyObject * value, void * closure)
{
// check validity of parameter
if (value == NULL || !PyInt_Check(value))
{
PyErr_SetString(PyExc_TypeError, "The value must be an integer");
return -1;
}
// set preseek
getFFmpeg(self)->setPreseek(PyInt_AsLong(value));
// success
return 0;
}
// get deinterlace
PyObject * VideoFFmpeg_getDeinterlace (PyImage * self, void * closure)
{
if (getFFmpeg(self)->getDeinterlace())
Py_RETURN_TRUE;
else
Py_RETURN_FALSE;
}
// set flip
int VideoFFmpeg_setDeinterlace (PyImage * self, PyObject * value, void * closure)
{
// check parameter, report failure
if (value == NULL || !PyBool_Check(value))
{
PyErr_SetString(PyExc_TypeError, "The value must be a bool");
return -1;
}
// set deinterlace
getFFmpeg(self)->setDeinterlace(value == Py_True);
// success
return 0;
}
// methods structure
static PyMethodDef videoMethods[] =
{ // methods from VideoBase class
{"play", (PyCFunction)Video_play, METH_NOARGS, "Play video"},
{"stop", (PyCFunction)Video_stop, METH_NOARGS, "Stop (pause) video"},
{"refresh", (PyCFunction)Video_refresh, METH_NOARGS, "Refresh video - get its status"},
{NULL}
};
// attributes structure
static PyGetSetDef videoGetSets[] =
{ // methods from VideoBase class
{(char*)"status", (getter)Video_getStatus, NULL, (char*)"video status", NULL},
{(char*)"range", (getter)Video_getRange, (setter)Video_setRange, (char*)"replay range", NULL},
{(char*)"repeat", (getter)Video_getRepeat, (setter)Video_setRepeat, (char*)"repeat count, -1 for infinite repeat", NULL},
{(char*)"framerate", (getter)Video_getFrameRate, (setter)Video_setFrameRate, (char*)"frame rate", NULL},
// attributes from ImageBase class
{(char*)"image", (getter)Image_getImage, NULL, (char*)"image data", NULL},
{(char*)"size", (getter)Image_getSize, NULL, (char*)"image size", NULL},
{(char*)"scale", (getter)Image_getScale, (setter)Image_setScale, (char*)"fast scale of image (near neighbour)", NULL},
{(char*)"flip", (getter)Image_getFlip, (setter)Image_setFlip, (char*)"flip image vertically", NULL},
{(char*)"filter", (getter)Image_getFilter, (setter)Image_setFilter, (char*)"pixel filter", NULL},
{(char*)"preseek", (getter)VideoFFmpeg_getPreseek, (setter)VideoFFmpeg_setPreseek, (char*)"nb of frames of preseek", NULL},
{(char*)"deinterlace", (getter)VideoFFmpeg_getDeinterlace, (setter)VideoFFmpeg_setDeinterlace, (char*)"deinterlace image", NULL},
{NULL}
};
// python type declaration
PyTypeObject VideoFFmpegType =
{
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"VideoTexture.VideoFFmpeg", /*tp_name*/
sizeof(PyImage), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Image_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT, /*tp_flags*/
"FFmpeg video source", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
videoMethods, /* tp_methods */
0, /* tp_members */
videoGetSets, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)VideoFFmpeg_init, /* tp_init */
0, /* tp_alloc */
Image_allocNew, /* tp_new */
};
// object initialization
static int ImageFFmpeg_init (PyObject * pySelf, PyObject * args, PyObject * kwds)
{
PyImage * self = reinterpret_cast<PyImage*>(pySelf);
// parameters - video source
// file name or format type for capture (only for Linux: video4linux or dv1394)
char * file = NULL;
// get parameters
if (!PyArg_ParseTuple(args, "s", &file))
return -1;
try
{
// create video object
Video_init<VideoFFmpeg>(self);
getVideoFFmpeg(self)->initParams(0, 0, 1.0, true);
// open video source
Video_open(getVideo(self), file, -1);
}
catch (Exception & exp)
{
exp.report();
return -1;
}
// initialization succeded
return 0;
}
PyObject * Image_reload (PyImage * self, PyObject *args)
{
char * newname = NULL;
if (self->m_image != NULL && PyArg_ParseTuple(args, "|s", &newname))
{
VideoFFmpeg* video = getFFmpeg(self);
// check type of object
if (!newname)
newname = video->getImageName();
if (!newname) {
// if not set, retport error
PyErr_SetString(PyExc_RuntimeError, "No image file name given");
return NULL;
}
// make sure the previous file is cleared
video->release();
// open the new file
video->openFile(newname);
}
Py_RETURN_NONE;
}
// methods structure
static PyMethodDef imageMethods[] =
{ // methods from VideoBase class
{"refresh", (PyCFunction)Video_refresh, METH_NOARGS, "Refresh image, i.e. load it"},
{"reload", (PyCFunction)Image_reload, METH_VARARGS, "Reload image, i.e. reopen it"},
{NULL}
};
// attributes structure
static PyGetSetDef imageGetSets[] =
{ // methods from VideoBase class
{(char*)"status", (getter)Video_getStatus, NULL, (char*)"video status", NULL},
// attributes from ImageBase class
{(char*)"image", (getter)Image_getImage, NULL, (char*)"image data", NULL},
{(char*)"size", (getter)Image_getSize, NULL, (char*)"image size", NULL},
{(char*)"scale", (getter)Image_getScale, (setter)Image_setScale, (char*)"fast scale of image (near neighbour)", NULL},
{(char*)"flip", (getter)Image_getFlip, (setter)Image_setFlip, (char*)"flip image vertically", NULL},
{(char*)"filter", (getter)Image_getFilter, (setter)Image_setFilter, (char*)"pixel filter", NULL},
{NULL}
};
// python type declaration
PyTypeObject ImageFFmpegType =
{
PyObject_HEAD_INIT(NULL)
0, /*ob_size*/
"VideoTexture.ImageFFmpeg", /*tp_name*/
sizeof(PyImage), /*tp_basicsize*/
0, /*tp_itemsize*/
(destructor)Image_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT, /*tp_flags*/
"FFmpeg image source", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
imageMethods, /* tp_methods */
0, /* tp_members */
imageGetSets, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
(initproc)ImageFFmpeg_init, /* tp_init */
0, /* tp_alloc */
Image_allocNew, /* tp_new */
};
#endif //WITH_FFMPEG
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