author | nemo |
Thu, 27 Sep 2012 13:37:10 -0400 | |
changeset 7717 | 2684fdb9d874 |
parent 7542 | 37ef1891efe2 |
child 8065 | 609d07b337b5 |
permissions | -rw-r--r-- |
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1 |
/* |
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2 |
* Hedgewars, a free turn based strategy game |
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3 |
* Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com> |
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4 |
* |
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5 |
* This program is free software; you can redistribute it and/or modify |
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6 |
* it under the terms of the GNU General Public License as published by |
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7 |
* the Free Software Foundation; version 2 of the License |
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8 |
* |
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9 |
* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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13 |
* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
7180 | 18 |
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19 |
#include <stdlib.h> |
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20 |
#include <stdio.h> |
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#include <stdint.h> |
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#include <string.h> |
23 |
#include <stdarg.h> |
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24 |
#include "libavformat/avformat.h" |
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25 |
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#ifndef AVIO_FLAG_WRITE |
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#define AVIO_FLAG_WRITE AVIO_WRONLY |
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#endif |
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|
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static AVFormatContext* g_pContainer; |
31 |
static AVOutputFormat* g_pFormat; |
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32 |
static AVStream* g_pAStream; |
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33 |
static AVStream* g_pVStream; |
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34 |
static AVFrame* g_pAFrame; |
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35 |
static AVFrame* g_pVFrame; |
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36 |
static AVCodec* g_pACodec; |
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37 |
static AVCodec* g_pVCodec; |
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38 |
static AVCodecContext* g_pAudio; |
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static AVCodecContext* g_pVideo; |
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static int g_Width, g_Height; |
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static uint32_t g_Frequency, g_Channels; |
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static int g_VQuality; |
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static AVRational g_Framerate; |
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static FILE* g_pSoundFile; |
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static int16_t* g_pSamples; |
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static int g_NumSamples; |
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49 |
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50 |
/* |
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51 |
Initially I wrote code for latest ffmpeg, but on Linux (Ubuntu) |
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only older version is available from repository. That's why you see here |
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53 |
all of this #if LIBAVCODEC_VERSION_MAJOR < 54. |
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54 |
Actually, it may be possible to remove code for newer version |
|
55 |
and use only code for older version. |
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56 |
*/ |
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57 |
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58 |
#if LIBAVCODEC_VERSION_MAJOR < 54 |
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59 |
#define OUTBUFFER_SIZE 200000 |
|
60 |
static uint8_t g_OutBuffer[OUTBUFFER_SIZE]; |
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61 |
#endif |
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62 |
||
63 |
// pointer to function from hwengine (uUtils.pas) |
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64 |
static void (*AddFileLogRaw)(const char* pString); |
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65 |
||
66 |
static void FatalError(const char* pFmt, ...) |
|
67 |
{ |
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68 |
const char Buffer[1024]; |
|
69 |
va_list VaArgs; |
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70 |
||
71 |
va_start(VaArgs, pFmt); |
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vsnprintf(Buffer, 1024, pFmt, VaArgs); |
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73 |
va_end(VaArgs); |
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74 |
||
75 |
AddFileLogRaw("Error in av-wrapper: "); |
|
76 |
AddFileLogRaw(Buffer); |
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77 |
AddFileLogRaw("\n"); |
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78 |
exit(1); |
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79 |
} |
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80 |
||
81 |
// Function to be called from libav for logging. |
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82 |
// Note: libav can call LogCallback from different threads |
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83 |
// (there is mutex in AddFileLogRaw). |
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84 |
static void LogCallback(void* p, int Level, const char* pFmt, va_list VaArgs) |
|
85 |
{ |
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86 |
const char Buffer[1024]; |
|
87 |
||
88 |
vsnprintf(Buffer, 1024, pFmt, VaArgs); |
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89 |
AddFileLogRaw(Buffer); |
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90 |
} |
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91 |
||
92 |
static void Log(const char* pFmt, ...) |
|
93 |
{ |
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94 |
const char Buffer[1024]; |
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95 |
va_list VaArgs; |
|
96 |
||
97 |
va_start(VaArgs, pFmt); |
|
98 |
vsnprintf(Buffer, 1024, pFmt, VaArgs); |
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99 |
va_end(VaArgs); |
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100 |
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101 |
AddFileLogRaw(Buffer); |
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102 |
} |
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103 |
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static void AddAudioStream() |
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{ |
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#if LIBAVFORMAT_VERSION_MAJOR >= 54 |
7180 | 107 |
g_pAStream = avformat_new_stream(g_pContainer, g_pACodec); |
108 |
#else |
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109 |
g_pAStream = av_new_stream(g_pContainer, 1); |
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110 |
#endif |
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111 |
if(!g_pAStream) |
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{ |
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Log("Could not allocate audio stream\n"); |
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return; |
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} |
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g_pAStream->id = 1; |
117 |
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g_pAudio = g_pAStream->codec; |
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avcodec_get_context_defaults3(g_pAudio, g_pACodec); |
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g_pAudio->codec_id = g_pACodec->id; |
7180 | 122 |
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123 |
// put parameters |
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g_pAudio->sample_fmt = AV_SAMPLE_FMT_S16; |
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g_pAudio->sample_rate = g_Frequency; |
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g_pAudio->channels = g_Channels; |
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// set quality |
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g_pAudio->bit_rate = 160000; |
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|
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// for codecs that support variable bitrate use it, it should be better |
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g_pAudio->flags |= CODEC_FLAG_QSCALE; |
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g_pAudio->global_quality = 1*FF_QP2LAMBDA; |
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|
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// some formats want stream headers to be separate |
136 |
if (g_pFormat->flags & AVFMT_GLOBALHEADER) |
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g_pAudio->flags |= CODEC_FLAG_GLOBAL_HEADER; |
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// open it |
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#if LIBAVCODEC_VERSION_MAJOR >= 53 |
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if (avcodec_open2(g_pAudio, g_pACodec, NULL) < 0) |
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#else |
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if (avcodec_open(g_pAudio, g_pACodec) < 0) |
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#endif |
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{ |
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Log("Could not open audio codec %s\n", g_pACodec->long_name); |
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return; |
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} |
7180 | 149 |
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150 |
#if LIBAVCODEC_VERSION_MAJOR >= 54 |
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151 |
if (g_pACodec->capabilities & CODEC_CAP_VARIABLE_FRAME_SIZE) |
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152 |
#else |
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153 |
if (g_pAudio->frame_size == 0) |
|
154 |
#endif |
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155 |
g_NumSamples = 4096; |
|
156 |
else |
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157 |
g_NumSamples = g_pAudio->frame_size; |
|
158 |
g_pSamples = (int16_t*)av_malloc(g_NumSamples*g_Channels*sizeof(int16_t)); |
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159 |
g_pAFrame = avcodec_alloc_frame(); |
|
160 |
if (!g_pAFrame) |
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{ |
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Log("Could not allocate frame\n"); |
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return; |
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164 |
} |
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} |
166 |
||
167 |
// returns non-zero if there is more sound |
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168 |
static int WriteAudioFrame() |
|
169 |
{ |
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if (!g_pAStream) |
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171 |
return 0; |
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172 |
|
7180 | 173 |
AVPacket Packet = { 0 }; |
174 |
av_init_packet(&Packet); |
|
175 |
||
176 |
int NumSamples = fread(g_pSamples, 2*g_Channels, g_NumSamples, g_pSoundFile); |
|
177 |
||
178 |
#if LIBAVCODEC_VERSION_MAJOR >= 54 |
|
179 |
AVFrame* pFrame = NULL; |
|
180 |
if (NumSamples > 0) |
|
181 |
{ |
|
182 |
g_pAFrame->nb_samples = NumSamples; |
|
183 |
avcodec_fill_audio_frame(g_pAFrame, g_Channels, AV_SAMPLE_FMT_S16, |
|
184 |
(uint8_t*)g_pSamples, NumSamples*2*g_Channels, 1); |
|
185 |
pFrame = g_pAFrame; |
|
186 |
} |
|
187 |
// when NumSamples == 0 we still need to call encode_audio2 to flush |
|
188 |
int got_packet; |
|
189 |
if (avcodec_encode_audio2(g_pAudio, &Packet, pFrame, &got_packet) != 0) |
|
190 |
FatalError("avcodec_encode_audio2 failed"); |
|
191 |
if (!got_packet) |
|
192 |
return 0; |
|
193 |
#else |
|
194 |
if (NumSamples == 0) |
|
195 |
return 0; |
|
196 |
int BufferSize = OUTBUFFER_SIZE; |
|
197 |
if (g_pAudio->frame_size == 0) |
|
198 |
BufferSize = NumSamples*g_Channels*2; |
|
199 |
Packet.size = avcodec_encode_audio(g_pAudio, g_OutBuffer, BufferSize, g_pSamples); |
|
200 |
if (Packet.size == 0) |
|
201 |
return 1; |
|
202 |
if (g_pAudio->coded_frame && g_pAudio->coded_frame->pts != AV_NOPTS_VALUE) |
|
203 |
Packet.pts = av_rescale_q(g_pAudio->coded_frame->pts, g_pAudio->time_base, g_pAStream->time_base); |
|
204 |
Packet.flags |= AV_PKT_FLAG_KEY; |
|
205 |
Packet.data = g_OutBuffer; |
|
206 |
#endif |
|
207 |
||
208 |
// Write the compressed frame to the media file. |
|
209 |
Packet.stream_index = g_pAStream->index; |
|
210 |
if (av_interleaved_write_frame(g_pContainer, &Packet) != 0) |
|
211 |
FatalError("Error while writing audio frame"); |
|
212 |
return 1; |
|
213 |
} |
|
214 |
||
215 |
// add a video output stream |
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216 |
static void AddVideoStream() |
7180 | 217 |
{ |
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218 |
#if LIBAVFORMAT_VERSION_MAJOR >= 54 |
7180 | 219 |
g_pVStream = avformat_new_stream(g_pContainer, g_pVCodec); |
220 |
#else |
|
221 |
g_pVStream = av_new_stream(g_pContainer, 0); |
|
222 |
#endif |
|
223 |
if (!g_pVStream) |
|
224 |
FatalError("Could not allocate video stream"); |
|
225 |
||
226 |
g_pVideo = g_pVStream->codec; |
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227 |
|
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228 |
avcodec_get_context_defaults3(g_pVideo, g_pVCodec); |
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229 |
g_pVideo->codec_id = g_pVCodec->id; |
7180 | 230 |
|
231 |
// put parameters |
|
232 |
// resolution must be a multiple of two |
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g_pVideo->width = g_Width & ~1; // make even (dimensions should be even) |
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234 |
g_pVideo->height = g_Height & ~1; // make even |
7180 | 235 |
/* time base: this is the fundamental unit of time (in seconds) in terms |
236 |
of which frame timestamps are represented. for fixed-fps content, |
|
237 |
timebase should be 1/framerate and timestamp increments should be |
|
238 |
identically 1. */ |
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239 |
g_pVideo->time_base.den = g_Framerate.num; |
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240 |
g_pVideo->time_base.num = g_Framerate.den; |
7180 | 241 |
//g_pVideo->gop_size = 12; /* emit one intra frame every twelve frames at most */ |
242 |
g_pVideo->pix_fmt = PIX_FMT_YUV420P; |
|
243 |
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244 |
// set quality |
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245 |
if (g_VQuality > 100) |
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246 |
g_pVideo->bit_rate = g_VQuality; |
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|
247 |
else |
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|
248 |
{ |
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249 |
g_pVideo->flags |= CODEC_FLAG_QSCALE; |
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250 |
g_pVideo->global_quality = g_VQuality*FF_QP2LAMBDA; |
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251 |
} |
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252 |
|
7180 | 253 |
// some formats want stream headers to be separate |
254 |
if (g_pFormat->flags & AVFMT_GLOBALHEADER) |
|
255 |
g_pVideo->flags |= CODEC_FLAG_GLOBAL_HEADER; |
|
256 |
||
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|
257 |
#if LIBAVCODEC_VERSION_MAJOR < 54 |
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|
258 |
// for some versions of ffmpeg x264 options must be set explicitly |
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|
259 |
if (strcmp(g_pVCodec->name, "libx264") == 0) |
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|
260 |
{ |
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|
261 |
g_pVideo->coder_type = FF_CODER_TYPE_AC; |
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|
262 |
g_pVideo->flags |= CODEC_FLAG_LOOP_FILTER; |
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|
263 |
g_pVideo->crf = 23; |
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|
264 |
g_pVideo->thread_count = 3; |
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|
265 |
g_pVideo->me_cmp = FF_CMP_CHROMA; |
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|
266 |
g_pVideo->partitions = X264_PART_I8X8 | X264_PART_I4X4 | X264_PART_P8X8 | X264_PART_B8X8; |
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|
267 |
g_pVideo->me_method = ME_HEX; |
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|
268 |
g_pVideo->me_subpel_quality = 7; |
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|
269 |
g_pVideo->me_range = 16; |
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|
270 |
g_pVideo->gop_size = 250; |
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|
271 |
g_pVideo->keyint_min = 25; |
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|
272 |
g_pVideo->scenechange_threshold = 40; |
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|
273 |
g_pVideo->i_quant_factor = 0.71; |
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|
274 |
g_pVideo->b_frame_strategy = 1; |
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|
275 |
g_pVideo->qcompress = 0.6; |
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|
276 |
g_pVideo->qmin = 10; |
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|
277 |
g_pVideo->qmax = 51; |
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|
278 |
g_pVideo->max_qdiff = 4; |
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|
279 |
g_pVideo->max_b_frames = 3; |
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|
280 |
g_pVideo->refs = 3; |
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|
281 |
g_pVideo->directpred = 1; |
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|
282 |
g_pVideo->trellis = 1; |
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|
283 |
g_pVideo->flags2 = CODEC_FLAG2_BPYRAMID | CODEC_FLAG2_MIXED_REFS | CODEC_FLAG2_WPRED | CODEC_FLAG2_8X8DCT | CODEC_FLAG2_FASTPSKIP; |
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rework saving of camera positions so there is no need to know framerate during prerecording.
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|
284 |
g_pVideo->weighted_p_pred = 2; |
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changeset
|
285 |
} |
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|
286 |
#endif |
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rework saving of camera positions so there is no need to know framerate during prerecording.
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|
287 |
|
7180 | 288 |
// open the codec |
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|
289 |
#if LIBAVCODEC_VERSION_MAJOR >= 53 |
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Fix compilation of hwengine on ffmpeg 0.7.13.
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|
290 |
AVDictionary* pDict = NULL; |
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Fix compilation of hwengine on ffmpeg 0.7.13.
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|
291 |
if (strcmp(g_pVCodec->name, "libx264") == 0) |
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|
292 |
av_dict_set(&pDict, "preset", "medium", 0); |
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|
293 |
|
7180 | 294 |
if (avcodec_open2(g_pVideo, g_pVCodec, &pDict) < 0) |
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|
295 |
#else |
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|
296 |
if (avcodec_open(g_pVideo, g_pVCodec) < 0) |
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|
297 |
#endif |
7180 | 298 |
FatalError("Could not open video codec %s", g_pVCodec->long_name); |
299 |
||
300 |
g_pVFrame = avcodec_alloc_frame(); |
|
301 |
if (!g_pVFrame) |
|
302 |
FatalError("Could not allocate frame"); |
|
303 |
||
304 |
g_pVFrame->linesize[0] = g_Width; |
|
305 |
g_pVFrame->linesize[1] = g_Width/2; |
|
306 |
g_pVFrame->linesize[2] = g_Width/2; |
|
307 |
g_pVFrame->linesize[3] = 0; |
|
308 |
} |
|
309 |
||
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|
310 |
static int WriteFrame(AVFrame* pFrame) |
7180 | 311 |
{ |
312 |
double AudioTime, VideoTime; |
|
313 |
||
314 |
// write interleaved audio frame |
|
315 |
if (g_pAStream) |
|
316 |
{ |
|
317 |
VideoTime = (double)g_pVStream->pts.val*g_pVStream->time_base.num/g_pVStream->time_base.den; |
|
318 |
do |
|
319 |
AudioTime = (double)g_pAStream->pts.val*g_pAStream->time_base.num/g_pAStream->time_base.den; |
|
320 |
while (AudioTime < VideoTime && WriteAudioFrame()); |
|
321 |
} |
|
7198
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|
322 |
|
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|
323 |
if (!g_pVStream) |
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|
324 |
return 0; |
7180 | 325 |
|
326 |
AVPacket Packet; |
|
327 |
av_init_packet(&Packet); |
|
328 |
Packet.data = NULL; |
|
329 |
Packet.size = 0; |
|
330 |
||
331 |
g_pVFrame->pts++; |
|
332 |
if (g_pFormat->flags & AVFMT_RAWPICTURE) |
|
333 |
{ |
|
334 |
/* raw video case. The API will change slightly in the near |
|
335 |
future for that. */ |
|
336 |
Packet.flags |= AV_PKT_FLAG_KEY; |
|
337 |
Packet.stream_index = g_pVStream->index; |
|
338 |
Packet.data = (uint8_t*)pFrame; |
|
339 |
Packet.size = sizeof(AVPicture); |
|
340 |
||
341 |
if (av_interleaved_write_frame(g_pContainer, &Packet) != 0) |
|
342 |
FatalError("Error while writing video frame"); |
|
343 |
return 0; |
|
344 |
} |
|
345 |
else |
|
346 |
{ |
|
347 |
#if LIBAVCODEC_VERSION_MAJOR >= 54 |
|
348 |
int got_packet; |
|
349 |
if (avcodec_encode_video2(g_pVideo, &Packet, pFrame, &got_packet) < 0) |
|
350 |
FatalError("avcodec_encode_video2 failed"); |
|
351 |
if (!got_packet) |
|
352 |
return 0; |
|
353 |
||
354 |
if (Packet.pts != AV_NOPTS_VALUE) |
|
355 |
Packet.pts = av_rescale_q(Packet.pts, g_pVideo->time_base, g_pVStream->time_base); |
|
356 |
if (Packet.dts != AV_NOPTS_VALUE) |
|
357 |
Packet.dts = av_rescale_q(Packet.dts, g_pVideo->time_base, g_pVStream->time_base); |
|
358 |
#else |
|
359 |
Packet.size = avcodec_encode_video(g_pVideo, g_OutBuffer, OUTBUFFER_SIZE, pFrame); |
|
360 |
if (Packet.size < 0) |
|
361 |
FatalError("avcodec_encode_video failed"); |
|
362 |
if (Packet.size == 0) |
|
363 |
return 0; |
|
364 |
||
365 |
if( g_pVideo->coded_frame->pts != AV_NOPTS_VALUE) |
|
366 |
Packet.pts = av_rescale_q(g_pVideo->coded_frame->pts, g_pVideo->time_base, g_pVStream->time_base); |
|
367 |
if( g_pVideo->coded_frame->key_frame ) |
|
368 |
Packet.flags |= AV_PKT_FLAG_KEY; |
|
369 |
Packet.data = g_OutBuffer; |
|
370 |
#endif |
|
371 |
// write the compressed frame in the media file |
|
372 |
Packet.stream_index = g_pVStream->index; |
|
373 |
if (av_interleaved_write_frame(g_pContainer, &Packet) != 0) |
|
374 |
FatalError("Error while writing video frame"); |
|
375 |
||
376 |
return 1; |
|
377 |
} |
|
378 |
} |
|
379 |
||
380 |
void AVWrapper_WriteFrame(uint8_t* pY, uint8_t* pCb, uint8_t* pCr) |
|
381 |
{ |
|
382 |
g_pVFrame->data[0] = pY; |
|
383 |
g_pVFrame->data[1] = pCb; |
|
384 |
g_pVFrame->data[2] = pCr; |
|
385 |
WriteFrame(g_pVFrame); |
|
386 |
} |
|
387 |
||
7198
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1. Add IFDEFs for video recording
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diff
changeset
|
388 |
void AVWrapper_Init( |
5debd5fe526e
1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
389 |
void (*pAddFileLogRaw)(const char*), |
5debd5fe526e
1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
390 |
const char* pFilename, |
7280
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parents:
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diff
changeset
|
391 |
const char* pDesc, |
7198
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diff
changeset
|
392 |
const char* pSoundFile, |
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1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
393 |
const char* pFormatName, |
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1. Add IFDEFs for video recording
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diff
changeset
|
394 |
const char* pVCodecName, |
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1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
395 |
const char* pACodecName, |
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1. Add IFDEFs for video recording
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diff
changeset
|
396 |
int Width, int Height, |
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parents:
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diff
changeset
|
397 |
int FramerateNum, int FramerateDen, |
7376
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rework saving of camera positions so there is no need to know framerate during prerecording.
Stepan777 <stepik-777@mail.ru>
parents:
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diff
changeset
|
398 |
int VQuality) |
7180 | 399 |
{ |
400 |
AddFileLogRaw = pAddFileLogRaw; |
|
401 |
av_log_set_callback( &LogCallback ); |
|
402 |
||
7282
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correctly fix odd dimensions (it was incorrectly fixed in previous commit)
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parents:
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diff
changeset
|
403 |
g_Width = Width; |
c65992e2d794
correctly fix odd dimensions (it was incorrectly fixed in previous commit)
Stepan777 <stepik-777@mail.ru>
parents:
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changeset
|
404 |
g_Height = Height; |
7198
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1. Add IFDEFs for video recording
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changeset
|
405 |
g_Framerate.num = FramerateNum; |
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1. Add IFDEFs for video recording
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diff
changeset
|
406 |
g_Framerate.den = FramerateDen; |
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diff
changeset
|
407 |
g_VQuality = VQuality; |
7180 | 408 |
|
409 |
// initialize libav and register all codecs and formats |
|
410 |
av_register_all(); |
|
411 |
||
7198
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1. Add IFDEFs for video recording
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diff
changeset
|
412 |
// find format |
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1. Add IFDEFs for video recording
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diff
changeset
|
413 |
g_pFormat = av_guess_format(pFormatName, NULL, NULL); |
7180 | 414 |
if (!g_pFormat) |
7198
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parents:
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diff
changeset
|
415 |
FatalError("Format \"%s\" was not found", pFormatName); |
7180 | 416 |
|
417 |
// allocate the output media context |
|
418 |
g_pContainer = avformat_alloc_context(); |
|
419 |
if (!g_pContainer) |
|
420 |
FatalError("Could not allocate output context"); |
|
421 |
||
7198
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1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
422 |
g_pContainer->oformat = g_pFormat; |
7180 | 423 |
|
7280
fd707afbc3a2
pagevideos is now much better that before:
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parents:
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diff
changeset
|
424 |
// store description of file |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
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diff
changeset
|
425 |
av_dict_set(&g_pContainer->metadata, "comment", pDesc, 0); |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
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diff
changeset
|
426 |
|
7198
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1. Add IFDEFs for video recording
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parents:
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diff
changeset
|
427 |
// append extesnion to filename |
7235
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1. Implement new page in frontend with options for video recording.
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parents:
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diff
changeset
|
428 |
char ext[16]; |
baa69bd025d9
1. Implement new page in frontend with options for video recording.
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parents:
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diff
changeset
|
429 |
strncpy(ext, g_pFormat->extensions, 16); |
baa69bd025d9
1. Implement new page in frontend with options for video recording.
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parents:
7198
diff
changeset
|
430 |
ext[15] = 0; |
baa69bd025d9
1. Implement new page in frontend with options for video recording.
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parents:
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diff
changeset
|
431 |
ext[strcspn(ext,",")] = 0; |
baa69bd025d9
1. Implement new page in frontend with options for video recording.
Stepan777 <stepik-777@mail.ru>
parents:
7198
diff
changeset
|
432 |
snprintf(g_pContainer->filename, sizeof(g_pContainer->filename), "%s.%s", pFilename, ext); |
7180 | 433 |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
434 |
// find codecs |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
435 |
g_pVCodec = avcodec_find_encoder_by_name(pVCodecName); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
436 |
g_pACodec = avcodec_find_encoder_by_name(pACodecName); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
437 |
|
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
438 |
// add audio and video stream to container |
7180 | 439 |
g_pVStream = NULL; |
440 |
g_pAStream = NULL; |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
441 |
|
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
442 |
if (g_pVCodec) |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
443 |
AddVideoStream(); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
444 |
else |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
445 |
Log("Video codec \"%s\" was not found; video will be ignored.\n", pVCodecName); |
7180 | 446 |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
447 |
if (g_pACodec) |
7280
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
448 |
{ |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
449 |
g_pSoundFile = fopen(pSoundFile, "rb"); |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
450 |
if (g_pSoundFile) |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
451 |
{ |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
452 |
fread(&g_Frequency, 4, 1, g_pSoundFile); |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
453 |
fread(&g_Channels, 4, 1, g_pSoundFile); |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
454 |
AddAudioStream(); |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
455 |
} |
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
456 |
else |
7306
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
parents:
7282
diff
changeset
|
457 |
Log("Could not open %s\n", pSoundFile); |
7280
fd707afbc3a2
pagevideos is now much better that before:
Stepan777 <stepik-777@mail.ru>
parents:
7235
diff
changeset
|
458 |
} |
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
459 |
else |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
460 |
Log("Audio codec \"%s\" was not found; audio will be ignored.\n", pACodecName); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
461 |
|
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
462 |
if (!g_pAStream && !g_pVStream) |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
463 |
FatalError("No video, no audio, aborting..."); |
7180 | 464 |
|
465 |
// write format info to log |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
466 |
av_dump_format(g_pContainer, 0, g_pContainer->filename, 1); |
7180 | 467 |
|
468 |
// open the output file, if needed |
|
469 |
if (!(g_pFormat->flags & AVFMT_NOFILE)) |
|
470 |
{ |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
471 |
if (avio_open(&g_pContainer->pb, g_pContainer->filename, AVIO_FLAG_WRITE) < 0) |
7306
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
parents:
7282
diff
changeset
|
472 |
FatalError("Could not open output file (%s)", g_pContainer->filename); |
7180 | 473 |
} |
474 |
||
475 |
// write the stream header, if any |
|
476 |
avformat_write_header(g_pContainer, NULL); |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
477 |
|
7180 | 478 |
g_pVFrame->pts = -1; |
479 |
} |
|
480 |
||
481 |
void AVWrapper_Close() |
|
482 |
{ |
|
483 |
// output buffered frames |
|
484 |
if (g_pVCodec->capabilities & CODEC_CAP_DELAY) |
|
485 |
while( WriteFrame(NULL) ); |
|
486 |
// output any remaining audio |
|
487 |
while( WriteAudioFrame() ); |
|
488 |
||
489 |
// write the trailer, if any. |
|
490 |
av_write_trailer(g_pContainer); |
|
491 |
||
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
492 |
// close the output file |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
493 |
if (!(g_pFormat->flags & AVFMT_NOFILE)) |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
494 |
avio_close(g_pContainer->pb); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
495 |
|
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
496 |
// free everything |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
497 |
if (g_pVStream) |
7180 | 498 |
{ |
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
499 |
avcodec_close(g_pVideo); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
500 |
av_free(g_pVideo); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
501 |
av_free(g_pVStream); |
7180 | 502 |
av_free(g_pVFrame); |
503 |
} |
|
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
504 |
if (g_pAStream) |
7180 | 505 |
{ |
7198
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
506 |
avcodec_close(g_pAudio); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
507 |
av_free(g_pAudio); |
5debd5fe526e
1. Add IFDEFs for video recording
Stepan777 <stepik-777@mail.ru>
parents:
7180
diff
changeset
|
508 |
av_free(g_pAStream); |
7180 | 509 |
av_free(g_pAFrame); |
510 |
av_free(g_pSamples); |
|
511 |
fclose(g_pSoundFile); |
|
512 |
} |
|
513 |
||
514 |
av_free(g_pContainer); |
|
515 |
} |