3 * Copyright (C) 2005-2013 Team XBMC
6 * This Program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2, or (at your option)
11 * This Program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with XBMC; see the file COPYING. If not, write to
18 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
19 * http://www.gnu.org/copyleft/gpl.html
23 #if (defined HAVE_CONFIG_H) && (!defined WIN32)
26 #include "DynamicDll.h"
27 #include "utils/log.h"
33 #ifndef __STDC_CONSTANT_MACROS
34 #define __STDC_CONSTANT_MACROS
37 #pragma warning(disable:4244)
39 #if (defined USE_EXTERNAL_FFMPEG)
40 #if (defined USE_LIBAV_HACKS)
41 #include "xbmc-libav-hacks/libav_hacks.h"
43 #include <libswresample/swresample.h>
46 #include "libswresample/swresample.h"
50 class DllSwResampleInterface
53 virtual ~DllSwResampleInterface() {}
54 virtual struct SwrContext *swr_alloc_set_opts(struct SwrContext *s, int64_t out_ch_layout, enum AVSampleFormat out_sample_fmt, int out_sample_rate, int64_t in_ch_layout, enum AVSampleFormat in_sample_fmt, int in_sample_rate, int log_offset, void *log_ctx)=0;
55 virtual int swr_init(struct SwrContext *s)=0;
56 virtual void swr_free(struct SwrContext **s)=0;
57 virtual int swr_convert(struct SwrContext *s, uint8_t **out, int out_count, const uint8_t **in , int in_count)=0;
58 virtual int64_t swr_get_delay(struct SwrContext *s, int64_t base) = 0;
59 virtual int swr_set_channel_mapping(struct SwrContext *s, const int *channel_map) = 0;
60 virtual int swr_set_matrix(struct SwrContext *s, const double *matrix, int stride) = 0;
63 #if (defined USE_EXTERNAL_FFMPEG) || (defined TARGET_DARWIN)
66 class DllSwResample : public DllDynamic, DllSwResampleInterface
69 virtual ~DllSwResample() {}
72 virtual bool ResolveExports() { return true; }
74 #if !defined(TARGET_DARWIN)
75 CLog::Log(LOGDEBUG, "DllAvFormat: Using libswresample system library");
79 virtual void Unload() {}
80 virtual struct SwrContext *swr_alloc_set_opts(struct SwrContext *s, int64_t out_ch_layout, enum AVSampleFormat out_sample_fmt, int out_sample_rate, int64_t in_ch_layout, enum AVSampleFormat in_sample_fmt, int in_sample_rate, int log_offset, void *log_ctx) { return ::swr_alloc_set_opts(s, out_ch_layout, out_sample_fmt, out_sample_rate, in_ch_layout, in_sample_fmt, in_sample_rate, log_offset, log_ctx); }
81 virtual int swr_init(struct SwrContext *s) { return ::swr_init(s); }
82 virtual void swr_free(struct SwrContext **s){ return ::swr_free(s); }
83 virtual int swr_convert(struct SwrContext *s, uint8_t **out, int out_count, const uint8_t **in , int in_count){ return ::swr_convert(s, out, out_count, in, in_count); }
84 virtual int64_t swr_get_delay(struct SwrContext *s, int64_t base) { return ::swr_get_delay(s, base); }
85 virtual int swr_set_channel_mapping (struct SwrContext *s, const int *channel_map) { return ::swr_set_channel_mapping(s, channel_map); }
86 virtual int swr_set_matrix(struct SwrContext *s, const double *matrix, int stride) { return ::swr_set_matrix(s, matrix, stride); }
91 class DllSwResample : public DllDynamic, DllSwResampleInterface
93 DECLARE_DLL_WRAPPER(DllSwResample, DLL_PATH_LIBSWRESAMPLE)
97 DEFINE_METHOD9(SwrContext*, swr_alloc_set_opts, (struct SwrContext *p1, int64_t p2, enum AVSampleFormat p3, int p4, int64_t p5, enum AVSampleFormat p6, int p7, int p8, void * p9));
98 DEFINE_METHOD1(int, swr_init, (struct SwrContext *p1))
99 DEFINE_METHOD1(void, swr_free, (struct SwrContext **p1))
100 DEFINE_METHOD5(int, swr_convert, (struct SwrContext *p1, uint8_t **p2, int p3, const uint8_t **p4, int p5))
101 DEFINE_METHOD2(int64_t, swr_get_delay, (struct SwrContext *p1, int64_t p2))
102 DEFINE_METHOD2(int, swr_set_channel_mapping, (struct SwrContext *p1, const int *p2))
103 DEFINE_METHOD3(int, swr_set_matrix, (struct SwrContext *p1, const double *p2, int p3))
105 BEGIN_METHOD_RESOLVE()
106 RESOLVE_METHOD(swr_alloc_set_opts)
107 RESOLVE_METHOD(swr_init)
108 RESOLVE_METHOD(swr_free)
109 RESOLVE_METHOD(swr_convert)
110 RESOLVE_METHOD(swr_get_delay)
111 RESOLVE_METHOD(swr_set_channel_mapping)
112 RESOLVE_METHOD(swr_set_matrix)
115 /* dependencies of libavformat */
116 DllAvUtil m_dllAvUtil;
122 if (!m_dllAvUtil.Load())
124 return DllDynamic::Load();