mpv/libmpcodecs/ad_qtaudio.c

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#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <inttypes.h>
#include "config.h"
#include "mp_msg.h"
#if defined(USE_QTX_CODECS) || defined(MACOSX)
#include "wine/windef.h"
#include "ad_internal.h"
#include "bswap.h"
#ifdef WIN32_LOADER
#include "ldt_keeper.h"
#endif
#ifdef MACOSX
#include <QuickTime/QuickTimeComponents.h>
#endif
static ad_info_t info = {
"QuickTime Audio Decoder",
"qtaudio",
"A'rpi",
"Sascha Sommer",
"uses win32 quicktime DLLs"
};
LIBAD_EXTERN(qtaudio)
#if defined(USE_QTX_CODECS) && !defined(MACOSX)
typedef struct OpaqueSoundConverter* SoundConverter;
typedef unsigned long OSType;
typedef unsigned long UnsignedFixed;
typedef uint8_t Byte;
typedef struct SoundComponentData {
long flags;
OSType format;
short numChannels;
short sampleSize;
UnsignedFixed sampleRate;
long sampleCount;
Byte * buffer;
long reserved;
}SoundComponentData;
typedef int (__cdecl* LPFUNC1)(long flag);
typedef int (__cdecl* LPFUNC2)(const SoundComponentData *, const SoundComponentData *,SoundConverter *);
typedef int (__cdecl* LPFUNC3)(SoundConverter sc);
typedef int (__cdecl* LPFUNC4)(void);
typedef int (__cdecl* LPFUNC5)(SoundConverter sc, OSType selector,void * infoPtr);
typedef int (__cdecl* LPFUNC6)(SoundConverter sc,
unsigned long inputBytesTarget,
unsigned long *inputFrames,
unsigned long *inputBytes,
unsigned long *outputBytes );
typedef int (__cdecl* LPFUNC7)(SoundConverter sc,
const void *inputPtr,
unsigned long inputFrames,
void *outputPtr,
unsigned long *outputFrames,
unsigned long *outputBytes );
typedef int (__cdecl* LPFUNC8)(SoundConverter sc,
void *outputPtr,
unsigned long *outputFrames,
unsigned long *outputBytes);
typedef int (__cdecl* LPFUNC9)(SoundConverter sc) ;
static HINSTANCE qtime_qts; // handle to the preloaded quicktime.qts
static HINSTANCE qtml_dll;
static LPFUNC1 InitializeQTML;
static LPFUNC2 SoundConverterOpen;
static LPFUNC3 SoundConverterClose;
static LPFUNC4 TerminateQTML;
static LPFUNC5 SoundConverterSetInfo;
static LPFUNC6 SoundConverterGetBufferSizes;
static LPFUNC7 SoundConverterConvertBuffer;
static LPFUNC8 SoundConverterEndConversion;
static LPFUNC9 SoundConverterBeginConversion;
#define siDecompressionParams 2002876005 // siDecompressionParams = FOUR_CHAR_CODE('wave')
HMODULE WINAPI LoadLibraryA(LPCSTR);
FARPROC WINAPI GetProcAddress(HMODULE,LPCSTR);
int WINAPI FreeLibrary(HMODULE);
static int loader_init()
{
#ifdef WIN32_LOADER
Setup_LDT_Keeper();
#endif
//preload quicktime.qts to avoid the problems caused by the hardcoded path inside the dll
qtime_qts = LoadLibraryA("QuickTime.qts");
if( qtime_qts == (HMODULE)NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed loading QuickTime.qts\n" );
return 1;
}
qtml_dll = LoadLibraryA("qtmlClient.dll");
if( qtml_dll == (HMODULE)NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed loading qtmlClient.dll\n" );
return 1;
}
#if 1
InitializeQTML = (LPFUNC1)GetProcAddress(qtml_dll,"InitializeQTML");
if ( InitializeQTML == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed geting proc address InitializeQTML\n");
return 1;
}
SoundConverterOpen = (LPFUNC2)GetProcAddress(qtml_dll,"SoundConverterOpen");
if ( SoundConverterOpen == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterOpen\n");
return 1;
}
SoundConverterClose = (LPFUNC3)GetProcAddress(qtml_dll,"SoundConverterClose");
if ( SoundConverterClose == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterClose\n");
return 1;
}
TerminateQTML = (LPFUNC4)GetProcAddress(qtml_dll,"TerminateQTML");
if ( TerminateQTML == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address TerminateQTML\n");
return 1;
}
SoundConverterSetInfo = (LPFUNC5)GetProcAddress(qtml_dll,"SoundConverterSetInfo");
if ( SoundConverterSetInfo == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterSetInfo\n");
return 1;
}
SoundConverterGetBufferSizes = (LPFUNC6)GetProcAddress(qtml_dll,"SoundConverterGetBufferSizes");
if ( SoundConverterGetBufferSizes == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterGetBufferSizes\n");
return 1;
}
SoundConverterConvertBuffer = (LPFUNC7)GetProcAddress(qtml_dll,"SoundConverterConvertBuffer");
if ( SoundConverterConvertBuffer == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterConvertBuffer1\n");
return 1;
}
SoundConverterEndConversion = (LPFUNC8)GetProcAddress(qtml_dll,"SoundConverterEndConversion");
if ( SoundConverterEndConversion == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterEndConversion\n");
return 1;
}
SoundConverterBeginConversion = (LPFUNC9)GetProcAddress(qtml_dll,"SoundConverterBeginConversion");
if ( SoundConverterBeginConversion == NULL )
{
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"failed getting proc address SoundConverterBeginConversion\n");
return 1;
}
#endif
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"loader_init DONE???\n");
return 0;
}
#endif /* USE_QTX_CODECS */
static SoundConverter myConverter = NULL;
static SoundComponentData InputFormatInfo,OutputFormatInfo;
static int InFrameSize;
static int OutFrameSize;
static int preinit(sh_audio_t *sh){
int error;
unsigned long FramesToGet=0; //how many frames the demuxer has to get
unsigned long InputBufferSize=0; //size of the input buffer
unsigned long OutputBufferSize=0; //size of the output buffer
unsigned long WantedBufferSize=0; //the size you want your buffers to be
#ifdef MACOSX
EnterMovies();
#else
if(loader_init()) return 0; // failed to load DLL
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"loader_init DONE!\n");
error = InitializeQTML(6+16);
if(error){
mp_msg(MSGT_DECAUDIO,MSGL_ERR,"InitializeQTML:%i\n",error);
return 0;
}
#endif
#if 1
OutputFormatInfo.flags = InputFormatInfo.flags = 0;
OutputFormatInfo.sampleCount = InputFormatInfo.sampleCount = 0;
OutputFormatInfo.buffer = InputFormatInfo.buffer = NULL;
OutputFormatInfo.reserved = InputFormatInfo.reserved = 0;
OutputFormatInfo.numChannels = InputFormatInfo.numChannels = sh->wf->nChannels;
InputFormatInfo.sampleSize = sh->wf->wBitsPerSample;
OutputFormatInfo.sampleSize = 16;
OutputFormatInfo.sampleRate = InputFormatInfo.sampleRate = sh->wf->nSamplesPerSec;
InputFormatInfo.format = bswap_32(sh->format); //1363430706;///*1768775988;//*/1902406962;//qdm2//1768775988;//FOUR_CHAR_CODE('ima4');
OutputFormatInfo.format = 1313820229;// FOUR_CHAR_CODE('NONE');
error = SoundConverterOpen(&InputFormatInfo, &OutputFormatInfo, &myConverter);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterOpen:%i\n",error);
if(error) return 0;
if(sh->codecdata){
error = SoundConverterSetInfo(myConverter,siDecompressionParams,sh->codecdata);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterSetInfo:%i\n",error);
// if(error) return 0;
}
WantedBufferSize=OutputFormatInfo.numChannels*OutputFormatInfo.sampleRate*2;
error = SoundConverterGetBufferSizes(myConverter,
WantedBufferSize,&FramesToGet,&InputBufferSize,&OutputBufferSize);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterGetBufferSizes:%i\n",error);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"WantedBufferSize = %li\n",WantedBufferSize);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"InputBufferSize = %li\n",InputBufferSize);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"OutputBufferSize = %li\n",OutputBufferSize);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"FramesToGet = %li\n",FramesToGet);
InFrameSize=(InputBufferSize+FramesToGet-1)/FramesToGet;
OutFrameSize=OutputBufferSize/FramesToGet;
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"FrameSize: %i -> %i\n",InFrameSize,OutFrameSize);
error = SoundConverterBeginConversion(myConverter);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterBeginConversion:%i\n",error);
if(error) return 0;
sh->audio_out_minsize=OutputBufferSize;
sh->audio_in_minsize=InputBufferSize;
sh->channels=sh->wf->nChannels;
sh->samplerate=sh->wf->nSamplesPerSec;
sh->samplesize=2; //(sh->wf->wBitsPerSample+7)/8;
sh->i_bps=sh->wf->nAvgBytesPerSec;
//InputBufferSize*WantedBufferSize/OutputBufferSize;
#endif
if(sh->format==0x3343414D){
// MACE 3:1
sh->ds->ss_div = 2*3; // 1 samples/packet
sh->ds->ss_mul = sh->channels*2*1; // 1 bytes/packet
} else
if(sh->format==0x3643414D){
// MACE 6:1
sh->ds->ss_div = 2*6; // 1 samples/packet
sh->ds->ss_mul = sh->channels*2*1; // 1 bytes/packet
}
return 1; // return values: 1=OK 0=ERROR
}
static int init(sh_audio_t *sh_audio){
return 1; // return values: 1=OK 0=ERROR
}
static void uninit(sh_audio_t *sh){
int error;
unsigned long ConvertedFrames=0;
unsigned long ConvertedBytes=0;
error=SoundConverterEndConversion(myConverter,NULL,&ConvertedFrames,&ConvertedBytes);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterEndConversion:%i\n",error);
error = SoundConverterClose(myConverter);
mp_msg(MSGT_DECAUDIO,MSGL_DBG2,"SoundConverterClose:%i\n",error);
// error = TerminateQTML();
// printf("TerminateQTML:%i\n",error);
// FreeLibrary( qtml_dll );
// qtml_dll = NULL;
// FreeLibrary( qtime_qts );
// qtime_qts = NULL;
// printf("qt dll loader uninit done\n");
#ifdef MACOSX
ExitMovies();
#endif
}
static int decode_audio(sh_audio_t *sh,unsigned char *buf,int minlen,int maxlen){
int error;
unsigned long FramesToGet=0; //how many frames the demuxer has to get
unsigned long InputBufferSize=0; //size of the input buffer
unsigned long ConvertedFrames=0;
unsigned long ConvertedBytes=0;
FramesToGet=minlen/OutFrameSize;
if(FramesToGet*OutFrameSize<minlen &&
(FramesToGet+1)*OutFrameSize<=maxlen) ++FramesToGet;
if(FramesToGet*InFrameSize>sh->a_in_buffer_size)
FramesToGet=sh->a_in_buffer_size/InFrameSize;
InputBufferSize=FramesToGet*InFrameSize;
// printf("FramesToGet = %li (%li -> %li bytes)\n",FramesToGet,
// InputBufferSize, FramesToGet*OutFrameSize);
if(InputBufferSize>sh->a_in_buffer_len){
int x=demux_read_data(sh->ds,&sh->a_in_buffer[sh->a_in_buffer_len],
InputBufferSize-sh->a_in_buffer_len);
if(x>0) sh->a_in_buffer_len+=x;
if(InputBufferSize>sh->a_in_buffer_len)
FramesToGet=sh->a_in_buffer_len/InFrameSize; // not enough data!
}
// printf("\nSoundConverterConvertBuffer(myConv=%p,inbuf=%p,frames=%d,outbuf=%p,&convframes=%p,&convbytes=%p)\n",
// myConverter,sh->a_in_buffer,FramesToGet,buf,&ConvertedFrames,&ConvertedBytes);
error = SoundConverterConvertBuffer(myConverter,sh->a_in_buffer,
FramesToGet,buf,&ConvertedFrames,&ConvertedBytes);
// printf("SoundConverterConvertBuffer:%i\n",error);
// printf("ConvertedFrames = %li\n",ConvertedFrames);
// printf("ConvertedBytes = %li\n",ConvertedBytes);
// InputBufferSize=(ConvertedBytes/OutFrameSize)*InFrameSize; // FIXME!!
InputBufferSize=FramesToGet*InFrameSize;
sh->a_in_buffer_len-=InputBufferSize;
if(sh->a_in_buffer_len<0) sh->a_in_buffer_len=0; // should not happen...
else if(sh->a_in_buffer_len>0){
memcpy(sh->a_in_buffer,&sh->a_in_buffer[InputBufferSize],sh->a_in_buffer_len);
}
return ConvertedBytes;
}
static int control(sh_audio_t *sh,int cmd,void* arg, ...){
// various optional functions you MAY implement:
return CONTROL_UNKNOWN;
}
#endif