APE reader: style fixes.
This commit is contained in:
Adrien Destugues
parent
b0a48e3844
commit
5480f203d3
@ -1,59 +1,64 @@
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/* Copyright 2005-2009 SHINTA
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* Distributed under the terms of the MIT license
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*/
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#include <InterfaceDefs.h>
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/*============================================================================*/
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const char* gAppName = "APE (Monkey's Audio) reader";
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const char* gAppVer = "Ver 1.13";
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const char* gCright = "Copyright " B_UTF8_COPYRIGHT " 2005-2009 by SHINTA";
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const char* gAppSignature = "application/x-vnd.SHINTA-MediaKitAPEReader";
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/*============================================================================*/
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/*=== Memo =====================================================================
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==============================================================================*/
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//------------------------------------------------------------------------------
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#include "APEReader.h"
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//------------------------------------------------------------------------------
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// BeOS
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// C++
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// MAC
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#include "MACLib.h"
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// Proj
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//------------------------------------------------------------------------------
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//==============================================================================
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static const char* kCopyrightString
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= "Copyright " B_UTF8_COPYRIGHT " 2005-2009 by SHINTA";
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TAPEReader::TAPEReader()
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: SUPER()
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: SUPER()
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{
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mDecodedData = NULL;
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mDecomp = NULL;
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Unset();
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}
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//------------------------------------------------------------------------------
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TAPEReader::~TAPEReader()
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{
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::AllocateCookie(int32 oStreamNumber, void** oCookie)
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status_t
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TAPEReader::AllocateCookie(int32 oStreamNumber, void** oCookie)
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{
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*oCookie = NULL;
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return B_OK;
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}
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//------------------------------------------------------------------------------
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const char* TAPEReader::Copyright()
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const char*
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TAPEReader::Copyright()
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{
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return gCright;
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return kCopyrightString;
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}
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//------------------------------------------------------------------------------
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bigtime_t TAPEReader::CurrentTime() const
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bigtime_t
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TAPEReader::CurrentTime() const
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{
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return mDecomp->GetInfo(APE_DECOMPRESS_CURRENT_MS)*static_cast<bigtime_t>(1000);
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return mDecomp->GetInfo(APE_DECOMPRESS_CURRENT_MS)
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* static_cast<bigtime_t>(1000);
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::FreeCookie(void* oCookie)
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status_t
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TAPEReader::FreeCookie(void* oCookie)
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{
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return B_OK;
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}
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//------------------------------------------------------------------------------
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void TAPEReader::GetFileFormatInfo(media_file_format* oMFF)
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void
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TAPEReader::GetFileFormatInfo(media_file_format* oMFF)
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{
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oMFF->capabilities = media_file_format::B_READABLE
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| media_file_format::B_PERFECTLY_SEEKABLE
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@ -67,8 +72,11 @@ void TAPEReader::GetFileFormatInfo(media_file_format* oMFF)
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strcpy(oMFF->short_name, MIME_TYPE_APE_SHORT_DESCRIPTION);
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strcpy(oMFF->file_extension, MIME_TYPE_APE_EXTENSION);
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::GetNextChunk(void* oCookie, const void** oChunkBuffer, size_t* oChunkSize, media_header* oMediaHeader)
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status_t
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TAPEReader::GetNextChunk(void* oCookie, const void** oChunkBuffer,
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size_t* oChunkSize, media_header* oMediaHeader)
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{
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int64 aOutSize;
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@ -93,14 +101,19 @@ status_t TAPEReader::GetNextChunk(void* oCookie, const void** oChunkBuffer, size
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oMediaHeader->file_pos = mPlayPos;
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return B_OK;
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::GetStreamInfo(void* oCookie, int64* oFrameCount, bigtime_t* oDuration, media_format* oFormat,
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const void** oInfoBuffer, size_t* oInfoSize)
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status_t
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TAPEReader::GetStreamInfo(void* oCookie, int64* oFrameCount,
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bigtime_t* oDuration, media_format* oFormat, const void** oInfoBuffer,
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size_t* oInfoSize)
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{
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if ( LoadAPECheck() != B_OK )
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return LoadAPECheck();
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*oFrameCount = mDataSize/(mDecomp->GetInfo(APE_INFO_BITS_PER_SAMPLE)/8*mDecomp->GetInfo(APE_INFO_CHANNELS));
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*oDuration = mDecomp->GetInfo(APE_INFO_LENGTH_MS)*static_cast<bigtime_t>(1000);
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*oFrameCount = mDataSize / (mDecomp->GetInfo(APE_INFO_BITS_PER_SAMPLE) / 8
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* mDecomp->GetInfo(APE_INFO_CHANNELS));
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*oDuration = mDecomp->GetInfo(APE_INFO_LENGTH_MS)
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* static_cast<bigtime_t>(1000);
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// media_format
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oFormat->type = B_MEDIA_RAW_AUDIO;
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oFormat->u.raw_audio.frame_rate = mDecomp->GetInfo(APE_INFO_SAMPLE_RATE);
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@ -116,63 +129,76 @@ status_t TAPEReader::GetStreamInfo(void* oCookie, int64* oFrameCount, bigtime_t*
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oInfoSize = NULL;
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return B_OK;
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::LoadAPECheck() const
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status_t
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TAPEReader::LoadAPECheck() const
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{
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return mLoadAPECheck;
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::ReadBlocks()
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status_t
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TAPEReader::ReadBlocks()
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{
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int aBlocksRead;
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int aRetVal = 0;
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aRetVal = mDecomp->GetData(reinterpret_cast<char*>(mDecodedData), BLOCK_COUNT, &aBlocksRead);
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if ( aRetVal != ERROR_SUCCESS ) {
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aRetVal = mDecomp->GetData(reinterpret_cast<char*>(mDecodedData),
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BLOCK_COUNT, &aBlocksRead);
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if ( aRetVal != ERROR_SUCCESS )
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return B_ERROR;
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}
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mPlayPos = 0;
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mReadPos = aBlocksRead*mDecomp->GetInfo(APE_INFO_BLOCK_ALIGN);
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mReadPosTotal += mReadPos;
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return B_OK;
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::FindKeyFrame(void* cookie, uint32 flags,
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int64* frame, bigtime_t* time)
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status_t
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TAPEReader::FindKeyFrame(void* cookie, uint32 flags, int64* frame,
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bigtime_t* time)
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{
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printf("FindKeyFrame for time %Ld or frame %Ld\n",*time,*frame);
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if ( flags & B_MEDIA_SEEK_TO_FRAME ) {
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*time = *frame * 1000 / mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS) * mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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*time = *frame * 1000 / mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS)
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* mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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printf("FindKeyFrame for frame %Ld: %Ld\n", *frame, *time);
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} else if ( flags & B_MEDIA_SEEK_TO_TIME ) {
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*frame = (*time)/1000*mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS)/mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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} else {
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*frame = (*time)/1000*mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS)
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/ mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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printf("FindKeyFrame for time %Ld: %Ld\n", *time, *frame);
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} else
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return B_ERROR;
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}
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return B_OK;
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}
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status_t TAPEReader::Seek(void *cookie, uint32 flags,
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int64 *frame, bigtime_t *time)
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status_t
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TAPEReader::Seek(void *cookie, uint32 flags, int64 *frame, bigtime_t *time)
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{
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int32 aNewBlock;
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printf("Seek for time %Ld or frame %Ld\n",*time,*frame);
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if ( flags & B_MEDIA_SEEK_TO_FRAME ) {
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aNewBlock = *frame;
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printf("Seek to frame %Ld\n", *frame);
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aNewBlock = *frame;
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} else if ( flags & B_MEDIA_SEEK_TO_TIME ) {
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aNewBlock = (*time)/1000*mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS)/mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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} else {
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printf("Seek for time %Ld\n", *time);
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aNewBlock = (*time)/1000*mDecomp->GetInfo(APE_DECOMPRESS_TOTAL_BLOCKS)
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/ mDecomp->GetInfo(APE_DECOMPRESS_LENGTH_MS);
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} else
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return B_ERROR;
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}
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mReadPosTotal = aNewBlock*mDecomp->GetInfo(APE_INFO_BLOCK_ALIGN);
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mDecomp->Seek(aNewBlock);
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ReadBlocks();
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return B_OK;
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}
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//------------------------------------------------------------------------------
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status_t TAPEReader::Sniff(int32* oStreamCount)
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status_t
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TAPEReader::Sniff(int32* oStreamCount)
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{
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Unset();
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// prepare about file
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@ -192,8 +218,10 @@ status_t TAPEReader::Sniff(int32* oStreamCount)
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*oStreamCount = 1;
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return B_OK;
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}
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//------------------------------------------------------------------------------
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void TAPEReader::Unset()
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void
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TAPEReader::Unset()
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{
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mLoadAPECheck = B_NO_INIT;
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// about file
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@ -207,25 +235,27 @@ void TAPEReader::Unset()
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mPlayPos = 0;
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delete [] mDecodedData;
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}
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//------------------------------------------------------------------------------
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//==============================================================================
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TAPEReaderPlugin::TAPEReaderPlugin()
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{
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}
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//------------------------------------------------------------------------------
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TAPEReaderPlugin::~TAPEReaderPlugin()
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{
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}
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//------------------------------------------------------------------------------
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Reader* TAPEReaderPlugin::NewReader()
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Reader*
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TAPEReaderPlugin::NewReader()
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{
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return new TAPEReader();
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}
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//------------------------------------------------------------------------------
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//==============================================================================
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MediaPlugin* instantiate_plugin()
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MediaPlugin*
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instantiate_plugin()
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{
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return new TAPEReaderPlugin();
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}
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//------------------------------------------------------------------------------
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//==============================================================================
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