1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
|
#pragma once
/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* This Program 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, 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#if (defined HAVE_CONFIG_H) && (!defined WIN32)
#include "config.h"
#endif
#include "DynamicDll.h"
#include "DllAvCodec.h"
#include "DllAvFormat.h"
#include "DllSwResample.h"
#include "utils/log.h"
extern "C" {
#ifndef HAVE_MMX
#define HAVE_MMX
#endif
#ifndef __STDC_CONSTANT_MACROS
#define __STDC_CONSTANT_MACROS
#endif
#ifndef __GNUC__
#pragma warning(disable:4244)
#endif
#if (defined USE_EXTERNAL_FFMPEG)
#include <libavfilter/avfilter.h>
#include <libavfilter/avfiltergraph.h>
#include <libavfilter/buffersink.h>
#if LIBAVFILTER_VERSION_MICRO >= 100 && LIBAVFILTER_VERSION_INT < AV_VERSION_INT(3,43,100)
#include <libavfilter/avcodec.h>
#endif
#include <libavfilter/buffersrc.h>
#else
#include "libavfilter/avfilter.h"
#include "libavfilter/avfiltergraph.h"
#include "libavfilter/buffersink.h"
#if LIBAVFILTER_VERSION_MICRO >= 100 && LIBAVFILTER_VERSION_INT < AV_VERSION_INT(3,43,100)
#include "libavfilter/avcodec.h"
#endif
#include "libavfilter/buffersrc.h"
#endif
}
#if LIBAVFILTER_VERSION_INT >= AV_VERSION_INT(3,43,100)
#define LIBAVFILTER_AVFRAME_BASED
#endif
#if LIBAVFILTER_VERSION_INT >= AV_VERSION_INT(3,78,100)
#define HAVE_AVFILTER_GRAPH_PARSE_PTR
#endif
#include "threads/SingleLock.h"
class DllAvFilterInterface
{
public:
virtual ~DllAvFilterInterface() {}
virtual void avfilter_free(AVFilterContext *filter)=0;
virtual void avfilter_graph_free(AVFilterGraph **graph)=0;
virtual int avfilter_graph_create_filter(AVFilterContext **filt_ctx, AVFilter *filt, const char *name, const char *args, void *opaque, AVFilterGraph *graph_ctx)=0;
virtual AVFilter *avfilter_get_by_name(const char *name)=0;
virtual AVFilterGraph *avfilter_graph_alloc(void)=0;
virtual AVFilterInOut *avfilter_inout_alloc()=0;
virtual void avfilter_inout_free(AVFilterInOut **inout)=0;
#if defined(HAVE_AVFILTER_GRAPH_PARSE_PTR)
virtual int avfilter_graph_parse_ptr(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)=0;
#else
virtual int avfilter_graph_parse(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)=0;
#endif
virtual int avfilter_graph_config(AVFilterGraph *graphctx, void *log_ctx)=0;
#if defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersrc_add_frame(AVFilterContext *buffer_filter, AVFrame *frame)=0;
#else
virtual int av_buffersrc_add_frame(AVFilterContext *buffer_filter, AVFrame *frame, int flags)=0;
virtual void avfilter_unref_buffer(AVFilterBufferRef *ref)=0;
#endif
virtual int avfilter_link(AVFilterContext *src, unsigned srcpad, AVFilterContext *dst, unsigned dstpad)=0;
#if defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersink_get_frame(AVFilterContext *ctx, AVFrame *frame) = 0;
#else
virtual int av_buffersink_get_buffer_ref(AVFilterContext *buffer_sink, AVFilterBufferRef **bufref, int flags)=0;
#endif
virtual AVBufferSinkParams *av_buffersink_params_alloc()=0;
#if !defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersink_poll_frame(AVFilterContext *ctx)=0;
#endif
};
#if (defined USE_EXTERNAL_FFMPEG) || (defined TARGET_DARWIN)
// Use direct mapping
class DllAvFilter : public DllDynamic, DllAvFilterInterface
{
public:
virtual ~DllAvFilter() {}
virtual void avfilter_free(AVFilterContext *filter)
{
CSingleLock lock(DllAvCodec::m_critSection);
::avfilter_free(filter);
}
virtual void avfilter_graph_free(AVFilterGraph **graph)
{
CSingleLock lock(DllAvCodec::m_critSection);
::avfilter_graph_free(graph);
}
void avfilter_register_all()
{
CSingleLock lock(DllAvCodec::m_critSection);
::avfilter_register_all();
}
virtual int avfilter_graph_create_filter(AVFilterContext **filt_ctx, AVFilter *filt, const char *name, const char *args, void *opaque, AVFilterGraph *graph_ctx) { return ::avfilter_graph_create_filter(filt_ctx, filt, name, args, opaque, graph_ctx); }
virtual AVFilter *avfilter_get_by_name(const char *name) { return ::avfilter_get_by_name(name); }
virtual AVFilterGraph *avfilter_graph_alloc() { return ::avfilter_graph_alloc(); }
virtual AVFilterInOut *avfilter_inout_alloc()
{
CSingleLock lock(DllAvCodec::m_critSection);
return ::avfilter_inout_alloc();
}
virtual void avfilter_inout_free(AVFilterInOut **inout)
{
CSingleLock lock(DllAvCodec::m_critSection);
::avfilter_inout_free(inout);
}
#if defined(HAVE_AVFILTER_GRAPH_PARSE_PTR)
virtual int avfilter_graph_parse_ptr(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)
{
CSingleLock lock(DllAvCodec::m_critSection);
return ::avfilter_graph_parse_ptr(graph, filters, inputs, outputs, log_ctx);
}
#else
virtual int avfilter_graph_parse(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)
{
CSingleLock lock(DllAvCodec::m_critSection);
return ::avfilter_graph_parse(graph, filters, inputs, outputs, log_ctx);
}
#endif
virtual int avfilter_graph_config(AVFilterGraph *graphctx, void *log_ctx)
{
return ::avfilter_graph_config(graphctx, log_ctx);
}
#if defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersrc_add_frame(AVFilterContext *buffer_filter, AVFrame* frame) { return ::av_buffersrc_add_frame(buffer_filter, frame); }
#else
virtual int av_buffersrc_add_frame(AVFilterContext *buffer_filter, AVFrame* frame, int flags) { return ::av_buffersrc_add_frame(buffer_filter, frame, flags); }
virtual void avfilter_unref_buffer(AVFilterBufferRef *ref) { ::avfilter_unref_buffer(ref); }
#endif
virtual int avfilter_link(AVFilterContext *src, unsigned srcpad, AVFilterContext *dst, unsigned dstpad) { return ::avfilter_link(src, srcpad, dst, dstpad); }
#if defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersink_get_frame(AVFilterContext *ctx, AVFrame *frame) { return ::av_buffersink_get_frame(ctx, frame); }
#else
virtual int av_buffersink_get_buffer_ref(AVFilterContext *buffer_sink, AVFilterBufferRef **bufref, int flags) { return ::av_buffersink_get_buffer_ref(buffer_sink, bufref, flags); }
#endif
virtual AVBufferSinkParams *av_buffersink_params_alloc() { return ::av_buffersink_params_alloc(); }
#if !defined(LIBAVFILTER_AVFRAME_BASED)
virtual int av_buffersink_poll_frame(AVFilterContext *ctx) { return ::av_buffersink_poll_frame(ctx); }
#endif
// DLL faking.
virtual bool ResolveExports() { return true; }
virtual bool Load() {
#if !defined(TARGET_DARWIN)
CLog::Log(LOGDEBUG, "DllAvFilter: Using libavfilter system library");
#endif
return true;
}
virtual void Unload() {}
};
#else
class DllAvFilter : public DllDynamic, DllAvFilterInterface
{
DECLARE_DLL_WRAPPER(DllAvFilter, DLL_PATH_LIBAVFILTER)
LOAD_SYMBOLS()
DEFINE_METHOD1(void, avfilter_free_dont_call, (AVFilterContext *p1))
DEFINE_METHOD1(void, avfilter_graph_free_dont_call, (AVFilterGraph **p1))
DEFINE_METHOD0(void, avfilter_register_all_dont_call)
DEFINE_METHOD6(int, avfilter_graph_create_filter, (AVFilterContext **p1, AVFilter *p2, const char *p3, const char *p4, void *p5, AVFilterGraph *p6))
DEFINE_METHOD1(AVFilter*, avfilter_get_by_name, (const char *p1))
DEFINE_METHOD0(AVFilterGraph*, avfilter_graph_alloc)
DEFINE_METHOD0(AVFilterInOut*, avfilter_inout_alloc_dont_call)
DEFINE_METHOD1(void, avfilter_inout_free_dont_call, (AVFilterInOut **p1))
#if defined(HAVE_AVFILTER_GRAPH_PARSE_PTR)
DEFINE_FUNC_ALIGNED5(int, __cdecl, avfilter_graph_parse_ptr_dont_call, AVFilterGraph *, const char *, AVFilterInOut **, AVFilterInOut **, void *)
#else
DEFINE_FUNC_ALIGNED5(int, __cdecl, avfilter_graph_parse_dont_call, AVFilterGraph *, const char *, AVFilterInOut **, AVFilterInOut **, void *)
#endif
DEFINE_FUNC_ALIGNED2(int, __cdecl, avfilter_graph_config_dont_call, AVFilterGraph *, void *)
#if defined(LIBAVFILTER_AVFRAME_BASED)
DEFINE_METHOD2(int, av_buffersrc_add_frame, (AVFilterContext *p1, AVFrame *p2))
#else
DEFINE_METHOD3(int, av_buffersrc_add_frame, (AVFilterContext *p1, AVFrame *p2, int p3))
DEFINE_METHOD1(void, avfilter_unref_buffer, (AVFilterBufferRef *p1))
#endif
DEFINE_METHOD4(int, avfilter_link, (AVFilterContext *p1, unsigned p2, AVFilterContext *p3, unsigned p4))
#if defined(LIBAVFILTER_AVFRAME_BASED)
DEFINE_FUNC_ALIGNED2(int , __cdecl, av_buffersink_get_frame, AVFilterContext *, AVFrame *);
#else
DEFINE_FUNC_ALIGNED3(int , __cdecl, av_buffersink_get_buffer_ref, AVFilterContext *, AVFilterBufferRef **, int);
#endif
DEFINE_FUNC_ALIGNED0(AVBufferSinkParams*, __cdecl, av_buffersink_params_alloc);
#if !defined(LIBAVFILTER_AVFRAME_BASED)
DEFINE_FUNC_ALIGNED1(int , __cdecl, av_buffersink_poll_frame, AVFilterContext *);
#endif
BEGIN_METHOD_RESOLVE()
RESOLVE_METHOD_RENAME(avfilter_free, avfilter_free_dont_call)
RESOLVE_METHOD_RENAME(avfilter_graph_free, avfilter_graph_free_dont_call)
RESOLVE_METHOD_RENAME(avfilter_register_all, avfilter_register_all_dont_call)
RESOLVE_METHOD(avfilter_graph_create_filter)
RESOLVE_METHOD(avfilter_get_by_name)
RESOLVE_METHOD(avfilter_graph_alloc)
RESOLVE_METHOD_RENAME(avfilter_inout_alloc, avfilter_inout_alloc_dont_call)
RESOLVE_METHOD_RENAME(avfilter_inout_free, avfilter_inout_free_dont_call)
#if defined(HAVE_AVFILTER_GRAPH_PARSE_PTR)
RESOLVE_METHOD_RENAME(avfilter_graph_parse_ptr, avfilter_graph_parse_ptr_dont_call)
#else
RESOLVE_METHOD_RENAME(avfilter_graph_parse, avfilter_graph_parse_dont_call)
#endif
RESOLVE_METHOD_RENAME(avfilter_graph_config, avfilter_graph_config_dont_call)
RESOLVE_METHOD(av_buffersrc_add_frame)
#if !defined(LIBAVFILTER_AVFRAME_BASED)
RESOLVE_METHOD(avfilter_unref_buffer)
#endif
RESOLVE_METHOD(avfilter_link)
#if defined(LIBAVFILTER_AVFRAME_BASED)
RESOLVE_METHOD(av_buffersink_get_frame)
#else
RESOLVE_METHOD(av_buffersink_get_buffer_ref)
#endif
RESOLVE_METHOD(av_buffersink_params_alloc)
#if !defined(LIBAVFILTER_AVFRAME_BASED)
RESOLVE_METHOD(av_buffersink_poll_frame)
#endif
END_METHOD_RESOLVE()
/* dependencies of libavfilter */
DllAvUtil m_dllAvUtil;
DllSwResample m_dllSwResample;
DllAvFormat m_dllAvFormat;
public:
void avfilter_free(AVFilterContext *filter)
{
CSingleLock lock(DllAvCodec::m_critSection);
avfilter_free_dont_call(filter);
}
void avfilter_graph_free(AVFilterGraph **graph)
{
CSingleLock lock(DllAvCodec::m_critSection);
avfilter_graph_free_dont_call(graph);
}
void avfilter_register_all()
{
CSingleLock lock(DllAvCodec::m_critSection);
avfilter_register_all_dont_call();
}
AVFilterInOut* avfilter_inout_alloc()
{
CSingleLock lock(DllAvCodec::m_critSection);
return avfilter_inout_alloc_dont_call();
}
#if defined(HAVE_AVFILTER_GRAPH_PARSE_PTR)
int avfilter_graph_parse_ptr(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)
{
CSingleLock lock(DllAvCodec::m_critSection);
return avfilter_graph_parse_ptr_dont_call(graph, filters, inputs, outputs, log_ctx);
}
#else
int avfilter_graph_parse(AVFilterGraph *graph, const char *filters, AVFilterInOut **inputs, AVFilterInOut **outputs, void *log_ctx)
{
CSingleLock lock(DllAvCodec::m_critSection);
return avfilter_graph_parse_dont_call(graph, filters, inputs, outputs, log_ctx);
}
#endif
void avfilter_inout_free(AVFilterInOut **inout)
{
CSingleLock lock(DllAvCodec::m_critSection);
avfilter_inout_free_dont_call(inout);
}
int avfilter_graph_config(AVFilterGraph *graphctx, void *log_ctx)
{
CSingleLock lock(DllAvCodec::m_critSection);
return avfilter_graph_config_dont_call(graphctx, log_ctx);
}
virtual bool Load()
{
if (!m_dllAvUtil.Load())
return false;
if (!m_dllSwResample.Load())
return false;
if (!m_dllAvFormat.Load())
return false;
return DllDynamic::Load();
}
};
#endif
|
