715a8268fa
Python 3.14 has moved some functionality into the public API, use the updated names even with older Python versions. Also resolve an error caused by variable reuse with delayed annotation evaluation for TextureProperties_MixIn on startup. Resolve #140695.
139 lines
3.3 KiB
C++
139 lines
3.3 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup pythonintern
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*/
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#include "BLI_utildefines.h"
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#include <Python.h>
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#include "../generic/python_compat.hh" /* IWYU pragma: keep. */
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#include "bpy_app_ffmpeg.hh"
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#include "../generic/py_capi_utils.hh"
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#ifdef WITH_FFMPEG
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extern "C" {
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# include <libavcodec/avcodec.h>
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# include <libavdevice/avdevice.h>
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# include <libavformat/avformat.h>
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# include <libavutil/avutil.h>
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# include <libswscale/swscale.h>
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}
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#endif
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static PyTypeObject BlenderAppFFmpegType;
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#define DEF_FFMPEG_LIB_VERSION(lib) \
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{(#lib "_version"), ("The " #lib " version as a tuple of 3 numbers")}, \
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{ \
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(#lib "_version_string"), ("The " #lib " version formatted as a string") \
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}
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static PyStructSequence_Field app_ffmpeg_info_fields[] = {
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{"supported", "Boolean, True when Blender is built with FFmpeg support"},
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DEF_FFMPEG_LIB_VERSION(avcodec),
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DEF_FFMPEG_LIB_VERSION(avdevice),
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DEF_FFMPEG_LIB_VERSION(avformat),
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DEF_FFMPEG_LIB_VERSION(avutil),
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DEF_FFMPEG_LIB_VERSION(swscale),
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{nullptr},
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};
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#undef DEF_FFMPEG_LIB_VERSION
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static PyStructSequence_Desc app_ffmpeg_info_desc = {
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/*name*/ "bpy.app.ffmpeg",
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/*doc*/ "This module contains information about FFmpeg blender is linked against",
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/*fields*/ app_ffmpeg_info_fields,
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/*n_in_sequence*/ ARRAY_SIZE(app_ffmpeg_info_fields) - 1,
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};
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static PyObject *make_ffmpeg_info()
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{
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PyObject *ffmpeg_info;
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int pos = 0;
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#ifdef WITH_FFMPEG
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int curversion;
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#endif
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ffmpeg_info = PyStructSequence_New(&BlenderAppFFmpegType);
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if (ffmpeg_info == nullptr) {
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return nullptr;
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}
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#if 0 /* UNUSED */
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# define SetIntItem(flag) PyStructSequence_SET_ITEM(ffmpeg_info, pos++, PyLong_FromLong(flag))
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#endif
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#ifndef WITH_FFMPEG
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# define SetStrItem(str) PyStructSequence_SET_ITEM(ffmpeg_info, pos++, PyUnicode_FromString(str))
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#endif
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#define SetObjItem(obj) PyStructSequence_SET_ITEM(ffmpeg_info, pos++, obj)
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#ifdef WITH_FFMPEG
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# define FFMPEG_LIB_VERSION(lib) \
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{ \
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curversion = lib##_version(); \
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SetObjItem( \
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PyC_Tuple_Pack_I32({curversion >> 16, (curversion >> 8) % 256, curversion % 256})); \
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SetObjItem(PyUnicode_FromFormat( \
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"%2d, %2d, %2d", curversion >> 16, (curversion >> 8) % 256, curversion % 256)); \
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} \
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(void)0
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#else
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# define FFMPEG_LIB_VERSION(lib) \
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{ \
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SetStrItem("Unknown"); \
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SetStrItem("Unknown"); \
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} \
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(void)0
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#endif
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#ifdef WITH_FFMPEG
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SetObjItem(PyBool_FromLong(1));
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#else
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SetObjItem(PyBool_FromLong(0));
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#endif
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FFMPEG_LIB_VERSION(avcodec);
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FFMPEG_LIB_VERSION(avdevice);
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FFMPEG_LIB_VERSION(avformat);
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FFMPEG_LIB_VERSION(avutil);
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FFMPEG_LIB_VERSION(swscale);
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#undef FFMPEG_LIB_VERSION
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if (UNLIKELY(PyErr_Occurred())) {
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Py_DECREF(ffmpeg_info);
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return nullptr;
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}
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// #undef SetIntItem
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#undef SetStrItem
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#undef SetObjItem
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return ffmpeg_info;
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}
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PyObject *BPY_app_ffmpeg_struct()
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{
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PyObject *ret;
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PyStructSequence_InitType(&BlenderAppFFmpegType, &app_ffmpeg_info_desc);
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ret = make_ffmpeg_info();
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/* prevent user from creating new instances */
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BlenderAppFFmpegType.tp_init = nullptr;
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BlenderAppFFmpegType.tp_new = nullptr;
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/* Without this we can't do `set(sys.modules)` #29635. */
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BlenderAppFFmpegType.tp_hash = (hashfunc)Py_HashPointer;
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return ret;
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}
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