forked from xbmc/xbmc
/
MMALFFmpeg.cpp
355 lines (293 loc) · 11.7 KB
/
MMALFFmpeg.cpp
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
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
/*
* Copyright (C) 2016 Team Kodi
* http://kodi.tv
*
* 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/>.
*
*/
#include "system.h"
#ifdef HAS_MMAL
#include <interface/mmal/util/mmal_default_components.h>
#include "cores/VideoPlayer/VideoRenderers/RenderManager.h"
#include "../DVDCodecUtils.h"
#include "cores/VideoPlayer/DVDCodecs/DVDFactoryCodec.h"
#include "MMALFFmpeg.h"
#include "utils/log.h"
#include "utils/StringUtils.h"
#include "linux/RBP.h"
#include "settings/AdvancedSettings.h"
extern "C" {
#include "libavutil/imgutils.h"
}
using namespace MMAL;
//-----------------------------------------------------------------------------
// MMAL Buffers
//-----------------------------------------------------------------------------
#define CLASSNAME "CMMALYUVBuffer"
#define VERBOSE 0
CMMALYUVBuffer::CMMALYUVBuffer(int id)
: CMMALBuffer(id)
{
}
CMMALYUVBuffer::~CMMALYUVBuffer()
{
delete m_gmem;
}
uint8_t* CMMALYUVBuffer::GetMemPtr()
{
if (!m_gmem)
return nullptr;
return static_cast<uint8_t *>(m_gmem->m_arm);
}
void CMMALYUVBuffer::GetPlanes(uint8_t*(&planes)[YuvImage::MAX_PLANES])
{
for (int i = 0; i < YuvImage::MAX_PLANES; i++)
planes[i] = nullptr;
if (!m_gmem)
return;
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(m_pool);
assert(pool);
AVRpiZcFrameGeometry geo = pool->GetGeometry();
const int size_y = geo.stride_y * geo.height_y;
const int size_c = geo.stride_c * geo.height_c;
if (VERBOSE && g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s %dx%d %dx%d (%dx%d %dx%d)", CLASSNAME, __FUNCTION__, geo.stride_y, geo.height_y, geo.stride_c, geo.height_c, Width(), Height(), AlignedWidth(), AlignedHeight());
planes[0] = static_cast<uint8_t *>(m_gmem->m_arm);
if (geo.planes_c >= 1)
planes[1] = planes[0] + size_y;
if (geo.planes_c >= 2)
planes[2] = planes[1] + size_c;
}
void CMMALYUVBuffer::GetStrides(int(&strides)[YuvImage::MAX_PLANES])
{
for (int i = 0; i < YuvImage::MAX_PLANES; i++)
strides[i] = 0;
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(m_pool);
assert(pool);
AVRpiZcFrameGeometry geo = pool->GetGeometry();
strides[0] = geo.stride_y;
strides[1] = geo.stride_c;
strides[2] = geo.stride_c;
if (geo.stripes > 1)
strides[3] = geo.height_y + geo.height_c; // abuse: strides[3] = stripe stride
}
void CMMALYUVBuffer::SetDimensions(int width, int height, const int (&strides)[YuvImage::MAX_PLANES])
{
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(m_pool);
assert(pool);
pool->SetDimensions(width, height, strides[0], height);
}
//-----------------------------------------------------------------------------
// MMAL Decoder
//-----------------------------------------------------------------------------
#undef CLASSNAME
#define CLASSNAME "CDecoder"
void CDecoder::AlignedSize(AVCodecContext *avctx, int &width, int &height)
{
if (!avctx)
return;
int w = width, h = height;
AVFrame picture;
int unaligned;
int stride_align[AV_NUM_DATA_POINTERS];
avcodec_align_dimensions2(avctx, &w, &h, stride_align);
do {
// NOTE: do not align linesizes individually, this breaks e.g. assumptions
// that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2
av_image_fill_linesizes(picture.linesize, avctx->pix_fmt, w);
// increase alignment of w for next try (rhs gives the lowest bit set in w)
w += w & ~(w - 1);
unaligned = 0;
for (int i = 0; i < 4; i++)
unaligned |= picture.linesize[i] % stride_align[i];
} while (unaligned);
width = w;
height = h;
}
CDecoder::CDecoder(CProcessInfo &processInfo, CDVDStreamInfo &hints) : m_processInfo(processInfo), m_hints(hints)
{
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s - create %p", CLASSNAME, __FUNCTION__, this);
m_avctx = nullptr;
m_pool = nullptr;
}
CDecoder::~CDecoder()
{
if (m_renderBuffer)
m_renderBuffer->Release();
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s - destroy %p", CLASSNAME, __FUNCTION__, this);
}
long CDecoder::Release()
{
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s - m_refs:%ld", CLASSNAME, __FUNCTION__, m_refs.load());
return IHardwareDecoder::Release();
}
void CDecoder::FFReleaseBuffer(void *opaque, uint8_t *data)
{
CGPUMEM *gmem = (CGPUMEM *)opaque;
CMMALYUVBuffer *YUVBuffer = (CMMALYUVBuffer *)gmem->m_opaque;
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG,"%s::%s buf:%p gmem:%p", CLASSNAME, __FUNCTION__, YUVBuffer, gmem);
YUVBuffer->Release();
}
int CDecoder::FFGetBuffer(AVCodecContext *avctx, AVFrame *frame, int flags)
{
ICallbackHWAccel* cb = static_cast<ICallbackHWAccel*>(avctx->opaque);
CDecoder* dec = static_cast<CDecoder*>(cb->GetHWAccel());
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG,"%s::%s %dx%d format:%x:%x flags:%x", CLASSNAME, __FUNCTION__, frame->width, frame->height, frame->format, dec->m_fmt, flags);
if ((avctx->codec && (avctx->codec->capabilities & AV_CODEC_CAP_DR1) == 0) || frame->format != dec->m_fmt)
{
assert(0);
return avcodec_default_get_buffer2(avctx, frame, flags);
}
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(dec->m_pool);
if (!pool->IsConfigured())
{
int aligned_width = frame->width;
int aligned_height = frame->height;
// ffmpeg requirements
AlignedSize(dec->m_avctx, aligned_width, aligned_height);
pool->Configure(dec->m_fmt, frame->width, frame->height, aligned_width, aligned_height, 0);
}
CMMALYUVBuffer *YUVBuffer = dynamic_cast<CMMALYUVBuffer *>(pool->Get());
if (!YUVBuffer || !YUVBuffer->mmal_buffer || !YUVBuffer->GetMem())
{
CLog::Log(LOGERROR,"%s::%s Failed to allocated buffer in time", CLASSNAME, __FUNCTION__);
return -1;
}
CGPUMEM *gmem = YUVBuffer->GetMem();
AVBufferRef *buf = av_buffer_create((uint8_t *)gmem->m_arm, gmem->m_numbytes, CDecoder::FFReleaseBuffer, gmem, AV_BUFFER_FLAG_READONLY);
if (!buf)
{
CLog::Log(LOGERROR, "%s::%s av_buffer_create() failed", CLASSNAME, __FUNCTION__);
YUVBuffer->Release();
return -1;
}
uint8_t *planes[YuvImage::MAX_PLANES];
int strides[YuvImage::MAX_PLANES];
YUVBuffer->GetPlanes(planes);
YUVBuffer->GetStrides(strides);
for (int i = 0; i < AV_NUM_DATA_POINTERS; i++)
{
frame->data[i] = i < YuvImage::MAX_PLANES ? planes[i] : nullptr;
frame->linesize[i] = i < YuvImage::MAX_PLANES ? strides[i] : 0;
frame->buf[i] = i == 0 ? buf : nullptr;
}
frame->extended_data = frame->data;
// Leave extended buf alone
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG,"%s::%s buf:%p mmal:%p gmem:%p avbuf:%p:%p:%p", CLASSNAME, __FUNCTION__, YUVBuffer, YUVBuffer->mmal_buffer, gmem, frame->data[0], frame->data[1], frame->data[2]);
return 0;
}
bool CDecoder::Open(AVCodecContext *avctx, AVCodecContext* mainctx, enum AVPixelFormat fmt)
{
CSingleLock lock(m_section);
CLog::Log(LOGNOTICE, "%s::%s - fmt:%d", CLASSNAME, __FUNCTION__, fmt);
CLog::Log(LOGDEBUG, "%s::%s MMAL - source requires %d references", CLASSNAME, __FUNCTION__, avctx->refs);
avctx->get_buffer2 = CDecoder::FFGetBuffer;
mainctx->get_buffer2 = CDecoder::FFGetBuffer;
m_avctx = mainctx;
m_fmt = fmt;
/* Create dummy component with attached pool */
m_pool = std::make_shared<CMMALPool>(MMAL_COMPONENT_DEFAULT_VIDEO_DECODER, false, MMAL_NUM_OUTPUT_BUFFERS, 0, MMAL_ENCODING_UNKNOWN, MMALStateFFDec);
if (!m_pool)
{
CLog::Log(LOGERROR, "%s::%s Failed to create pool for decoder output", CLASSNAME, __func__);
return false;
}
std::shared_ptr<CMMALPool> pool = std::dynamic_pointer_cast<CMMALPool>(m_pool);
pool->SetProcessInfo(&m_processInfo);
std::list<EINTERLACEMETHOD> deintMethods;
deintMethods.push_back(EINTERLACEMETHOD::VS_INTERLACEMETHOD_AUTO);
deintMethods.push_back(EINTERLACEMETHOD::VS_INTERLACEMETHOD_MMAL_ADVANCED);
deintMethods.push_back(EINTERLACEMETHOD::VS_INTERLACEMETHOD_MMAL_ADVANCED_HALF);
deintMethods.push_back(EINTERLACEMETHOD::VS_INTERLACEMETHOD_MMAL_BOB);
deintMethods.push_back(EINTERLACEMETHOD::VS_INTERLACEMETHOD_MMAL_BOB_HALF);
m_processInfo.UpdateDeinterlacingMethods(deintMethods);
return true;
}
CDVDVideoCodec::VCReturn CDecoder::Decode(AVCodecContext* avctx, AVFrame* frame)
{
CSingleLock lock(m_section);
if (frame)
{
if ((frame->format != AV_PIX_FMT_YUV420P && frame->format != AV_PIX_FMT_SAND128 && frame->format != AV_PIX_FMT_BGR0 && frame->format != AV_PIX_FMT_RGB565LE) ||
frame->buf[1] != nullptr || frame->buf[0] == nullptr)
{
CLog::Log(LOGERROR, "%s::%s frame format invalid format:%d buf:%p,%p", CLASSNAME, __func__, frame->format, frame->buf[0], frame->buf[1]);
return CDVDVideoCodec::VC_ERROR;
}
CVideoBuffer *old = m_renderBuffer;
if (m_renderBuffer)
m_renderBuffer->Release();
CGPUMEM *m_gmem = (CGPUMEM *)av_buffer_get_opaque(frame->buf[0]);
assert(m_gmem);
// need to flush ARM cache so GPU can see it (HEVC will have already done this)
if (avctx->codec_id != AV_CODEC_ID_HEVC)
m_gmem->Flush();
m_renderBuffer = static_cast<CMMALYUVBuffer*>(m_gmem->m_opaque);
assert(m_renderBuffer && m_renderBuffer->mmal_buffer);
if (m_renderBuffer)
{
m_renderBuffer->m_stills = m_hints.stills;
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s - mmal:%p buf:%p old:%p gpu:%p %dx%d (%dx%d)", CLASSNAME, __FUNCTION__, m_renderBuffer->mmal_buffer, m_renderBuffer, old, m_renderBuffer->GetMem(), m_renderBuffer->Width(), m_renderBuffer->Height(), m_renderBuffer->AlignedWidth(), m_renderBuffer->AlignedHeight());
m_renderBuffer->Acquire();
}
}
CDVDVideoCodec::VCReturn status = Check(avctx);
if (status != CDVDVideoCodec::VC_NONE)
return status;
if (frame)
return CDVDVideoCodec::VC_PICTURE;
else
return CDVDVideoCodec::VC_BUFFER;
}
bool CDecoder::GetPicture(AVCodecContext* avctx, VideoPicture* picture)
{
CSingleLock lock(m_section);
bool ret = ((ICallbackHWAccel*)avctx->opaque)->GetPictureCommon(picture);
if (!ret || !m_renderBuffer)
return false;
CVideoBuffer *old = picture->videoBuffer;
if (picture->videoBuffer)
picture->videoBuffer->Release();
picture->videoBuffer = m_renderBuffer;
if (g_advancedSettings.CanLogComponent(LOGVIDEO))
CLog::Log(LOGDEBUG, "%s::%s - mmal:%p dts:%.3f pts:%.3f buf:%p old:%p gpu:%p %dx%d (%dx%d)", CLASSNAME, __FUNCTION__, m_renderBuffer->mmal_buffer, 1e-6*picture->dts, 1e-6*picture->pts, m_renderBuffer, old, m_renderBuffer->GetMem(), m_renderBuffer->Width(), m_renderBuffer->Height(), m_renderBuffer->AlignedWidth(), m_renderBuffer->AlignedHeight());
picture->videoBuffer->Acquire();
return true;
}
CDVDVideoCodec::VCReturn CDecoder::Check(AVCodecContext* avctx)
{
CSingleLock lock(m_section);
return CDVDVideoCodec::VC_NONE;
}
unsigned CDecoder::GetAllowedReferences()
{
return 6;
}
IHardwareDecoder* CDecoder::Create(CDVDStreamInfo &hint, CProcessInfo &processInfo, AVPixelFormat fmt)
{
return new CDecoder(processInfo, hint);
}
void CDecoder::Register()
{
CDVDFactoryCodec::RegisterHWAccel("mmalffmpeg", CDecoder::Create);
}
#endif