mediaplaylistoperatenew.c

瑞星微公司RK27XX系列芯片的SDK开发包

/****************************************************************************************************
*****************************************************************************************************
   COPYRIGHT (c)   2007 BY ROCK-CHIP FUZHOU
    --  ALL RIGHTS RESERVED  --

File Name: MediaFavoOperateNew.c
Author:   Peng Huacheng
Created:  07-12-03
Modified:
Revision:
****************************************************************************************************
****************************************************************************************************/

#if ((defined(BOARD)) || defined(ROCK_FS))
#include <stdio.h>
#include <stdlib.h>
#include "include.h"
#include "System.h"

#ifdef _MEIDA_SORT_NEW

#ifndef _PLAYLIST_OPERATE_
#define _PLAYLIST_OPERATE_
#include "MediaPlaylistGloableNew.h"

#include "..\MediaInfoGet\MediaInfoGetStructNew.h"
#include "..\MediaInfoGet\MediaBroGloableNew.h"

#ifdef BOARD
#include "..\AUDIO\AudioControl\AudioControl.h"
extern INT16U AudioPlayState;
#endif

void TrySavePlaylitInfo(void);
void PlaylistEditConfirm(UINT16 PlayListNo);
void PlaylistEditCancle(UINT16 PlayListNo);

/*----------------------------------------------------------------------
Name  :  AddFileToPlaylist
Desc  :  增加一个文件至播放列表
Params:  pMediaInfo:媒体库文件信息结构体  PlayListNo:收藏夹编号
Author:  phc
Date  :  07-12-03
----------------------------------------------------------------------*/
UINT32 AddFileToPlaylist(FILE_MEDIAINFO_STRUCT *pMediaInfo, UINT16 PlayListNo)
{
    char *pTemp = NULL;
    FS_FILE* fFile = NULL;
    PLAYLIST_INFO_STRUCT PlaylistStruct; // 播放列表文件保存结构体
    UINT16 *pPlaylistNumTemp = NULL;
    PLAYLIST_INFO_STRUCT *pPlaylistInfoTemp = NULL;
    UINT16 i = 0;


    RKSemObtain(&PlayListUseSem);
    //PlayListInfo[PlayListNo].BusyFlag= 1; // 表示收藏夹内存使用中，无需将信息写入文件

    if (PlayListInfo[PlayListNo].FileNum >= FILE_NUM_PER_PLAYLIST)
    {
        //PlayListInfo[PlayListNo].BusyFlag = 0;
        RkSemRelease(&PlayListUseSem);
        return FALSE;  // 收藏夹容量已满
    }


    if (PlayListInfo[PlayListNo].pPlaylistMem == NULL) // 收藏夹信息尚未调入内存则先调入
    {
        //PlayListInfo[PlayListNo].pPlaylistMem = (char*)malloc(sizeof(PLAYLIST_INFO_STRUCT)*FILE_NUM_PER_PLAYLIST); // 申请存放收藏夹信息内存
        PlayListInfo[PlayListNo].pPlaylistMem = (char*)malloc(PLAYLIST_SIZE_PER_FILE); // 申请存放收藏夹信息内存
        if (PlayListInfo[PlayListNo].pPlaylistMem == NULL)
        {
            //PlayListInfo[PlayListNo].BusyFlag = 0;
            RkSemRelease(&PlayListUseSem);
            return FALSE;
        }
        //RKmemset(PlayListInfo[PlayListNo].pPlaylistMem, 0, sizeof(PLAYLIST_INFO_STRUCT)*FILE_NUM_PER_PLAYLIST);
        RKmemset(PlayListInfo[PlayListNo].pPlaylistMem, 0, PLAYLIST_SIZE_PER_FILE);

        if (PlayListInfo[PlayListNo].FileNum) // 当收藏夹文件有内容时，先读出原有收藏夹信息
        {
            fFile = FS_fopen(PlayListInfo[PlayListNo].pPath, "r");
            if (fFile == NULL)
            {
                free(PlayListInfo[PlayListNo].pPlaylistMem);
                PlayListInfo[PlayListNo].pPlaylistMem = NULL;
                //PlayListInfo[PlayListNo].BusyFlag = 0;
                RkSemRelease(&PlayListUseSem);
                return FALSE; // 内存申请失败
            }
            FS_fread(PlayListInfo[PlayListNo].pPlaylistMem, sizeof(PLAYLIST_INFO_STRUCT), PlayListInfo[PlayListNo].FileNum + 1, fFile);
            FS_fclose(fFile);
        }
    }

    /* 判断是否已经存在播放列表中 */
    for (i = 0;i < PlayListInfo[PlayListNo].FileNum;i++)
    {
        pPlaylistInfoTemp = (PLAYLIST_INFO_STRUCT*)(&PlayListInfo[PlayListNo].pPlaylistMem[(i+1)*sizeof(PLAYLIST_INFO_STRUCT)]);
        if ((0 == RKstrcmp(pMediaInfo->Path, pPlaylistInfoTemp->Path)) && (0 == RKstrcmp(pMediaInfo->Name, pPlaylistInfoTemp->Name)))
        {
            break;
        }
    }

    if (i >= PlayListInfo[PlayListNo].FileNum)
    {
        pTemp = &PlayListInfo[PlayListNo].pPlaylistMem[(PlayListInfo[PlayListNo].FileNum + 1) * sizeof(PLAYLIST_INFO_STRUCT)];

        RKmemset(&PlaylistStruct, 0, sizeof(PLAYLIST_INFO_STRUCT));
        RKmemcpy(PlaylistStruct.FileName, pMediaInfo->ListName1, CHAR_NUM_PER_FILE_NAME*sizeof(UINT16));
        RKmemcpy(PlaylistStruct.Name, pMediaInfo->Name, 11);
        RKmemcpy(PlaylistStruct.Path, pMediaInfo->Path, FS_MAX_PATH_LEN);

        RKmemcpy(pTemp, &PlaylistStruct, sizeof(PLAYLIST_INFO_STRUCT));


        PlayListInfo[PlayListNo].FileNum++;// = PlayListInfo[PlayListNo].FileNum + 1;

        pPlaylistNumTemp = (UINT16*)(&PlayListInfo[PlayListNo].pPlaylistMem[0]);
        *pPlaylistNumTemp = PlayListInfo[PlayListNo].FileNum; // 将统计信息写到加密信息文件头中
    }

    //PlayListInfo[PlayListNo].BusyFlag = 0;
    RkSemRelease(&PlayListUseSem);

    return TRUE;
}

/*----------------------------------------------------------------------
Name  :  AddGroupFileToPlaylist
Desc  :  增加一组文件信息到播放列表中
Params:  pMediaInfo:媒体库文件信息结构体  GroupType:组类别  PlayListNo:播放列表号
Return:
Author:  phc
Date  :  07-12-03
----------------------------------------------------------------------*/
UINT32 AddGroupFileToPlaylist(FILE_MEDIAINFO_STRUCT *pMediaInfo,  UINT16 GroupType  , UINT16 PlayListNo)
{
    FS_FILE* fFile = NULL;

    MediaInfoGetCallback MediaInfoGet;
    FILE_MEDIAINFO_STRUCT  AddInfo;
    UINT16 i;

    if ((PlayListInfo[PlayListNo].FileNum + pMediaInfo->ChildItemNum) >= FILE_NUM_PER_PLAYLIST)
    {
        //PlayListInfo[PlayListNo].BusyFlag = 0;
        return FALSE;  // 收藏夹容量已满
    }

    switch (GroupType)
    {
        case ARTIST_MEDIA_PLAY_TYPE:
            MediaInfoGet = GetMediaArtistMusicInfo;
            break;
        case ALBUM_MEDIA_PLAY_TYPE:
            MediaInfoGet = GetMediaAlbumMusicInfo;
            break;
        case GENRE_MEDIA_PLAY_TYPE:
            MediaInfoGet = GetMediaGenreMusicInfo;
            break;
        default:

            break;
    }

    if (PlayListInfo[PlayListNo].pPlaylistMem == NULL) // 收藏夹信息尚未调入内存则先调入
    {
        PlayListInfo[PlayListNo].pPlaylistMem = (char*)malloc(PLAYLIST_SIZE_PER_FILE); // 申请存放收藏夹信息内存
        if (PlayListInfo[PlayListNo].pPlaylistMem == NULL)
        {
            //PlayListInfo[PlayListNo].BusyFlag = 0;
            return FALSE;
        }
        RKmemset(PlayListInfo[PlayListNo].pPlaylistMem, 0, PLAYLIST_SIZE_PER_FILE);

        if (PlayListInfo[PlayListNo].FileNum) // 当收藏夹文件有内容时，先读出原有收藏夹信息
        {
            fFile = FS_fopen(PlayListInfo[PlayListNo].pPath, "r");
            if (fFile == NULL)
            {
                free(PlayListInfo[PlayListNo].pPlaylistMem);
                PlayListInfo[PlayListNo].pPlaylistMem = NULL;
                //PlayListInfo[PlayListNo].BusyFlag = 0;
                return FALSE; // 内存申请失败
            }
            FS_fread(PlayListInfo[PlayListNo].pPlaylistMem, sizeof(PLAYLIST_INFO_STRUCT), PlayListInfo[PlayListNo].FileNum + 1, fFile);
            FS_fclose(fFile);
        }

    }

    for (i = 0; i < pMediaInfo->ChildItemNum; i++)
    {
        MediaInfoGet(&AddInfo, i, pMediaInfo->SorIndex);
        AddFileToPlaylist(&AddInfo, PlayListNo);
    }


    return TRUE;
}

/*----------------------------------------------------------------------
Name  :  DelPlaylistFileInfo
Desc  :  删除播放列表一个文件信息
Params:  DelNo:删除的文件,注:以0开始计数      PlayListNo:播放列表号
Author:  phc
Date  :  07-12-03
----------------------------------------------------------------------*/
UINT32 DelPlaylistFileInfo(UINT16 DelNo, UINT16 PlayListNo)
{
    char *pTemp1 = NULL;
    char *pTemp2 = NULL;
    FS_FILE* fFile = NULL;
    UINT16 *pPlaylistNumTemp = NULL;

    if (PlayListInfo[PlayListNo].FileNum == 0)
        return TRUE;

    RKSemObtain(&PlayListUseSem);
    //PlayListInfo[PlayListNo].BusyFlag = 1; // 表示收藏夹内存使用中，无需将信息写入文件

    if (PlayListInfo[PlayListNo].pPlaylistMem == NULL) // 收藏夹信息尚未调入内存则先调入
    {
        fFile = FS_fopen(PlayListInfo[PlayListNo].pPath, "r");
        if (fFile == NULL)
        {
            //PlayListInfo[PlayListNo].BusyFlag = 0;
            RkSemRelease(&PlayListUseSem);
            return FALSE; // 内存申请失败
        }

        PlayListInfo[PlayListNo].pPlaylistMem = (char*)malloc(PLAYLIST_SIZE_PER_FILE); // 申请存放收藏夹信息内存
        if (PlayListInfo[PlayListNo].pPlaylistMem == NULL)
        {
            //PlayListInfo[PlayListNo].BusyFlag = 0;
            RkSemRelease(&PlayListUseSem);
            return FALSE;
        }
        RKmemset(PlayListInfo[PlayListNo].pPlaylistMem, 0, PLAYLIST_SIZE_PER_FILE);

        FS_fread(PlayListInfo[PlayListNo].pPlaylistMem, sizeof(PLAYLIST_INFO_STRUCT), PlayListInfo[PlayListNo].FileNum + 1, fFile);

        FS_fclose(fFile);
    }

    pTemp1 = &PlayListInfo[PlayListNo].pPlaylistMem[(DelNo+1)*sizeof(PLAYLIST_INFO_STRUCT)];
    pTemp2 = &PlayListInfo[PlayListNo].pPlaylistMem[(DelNo+2)*sizeof(PLAYLIST_INFO_STRUCT)];

    PlayListInfo[PlayListNo].FileNum--;// = PlayListInfo[PlayListNo].FileNum - 1;

    pPlaylistNumTemp = (UINT16*)(&PlayListInfo[PlayListNo].pPlaylistMem[0]);
    *pPlaylistNumTemp = PlayListInfo[PlayListNo].FileNum; // 将统计信息写到加密信息文件头中


    RKmemcpy(pTemp1, pTemp2, sizeof(PLAYLIST_INFO_STRUCT)*(PlayListInfo[PlayListNo].FileNum - DelNo));
    RKmemset(&PlayListInfo[PlayListNo].pPlaylistMem[(PlayListInfo[PlayListNo].FileNum + 1)*sizeof(PLAYLIST_INFO_STRUCT)], 0, sizeof(PLAYLIST_INFO_STRUCT));

    //PlayListInfo[PlayListNo].BusyFlag = 0;
    RkSemRelease(&PlayListUseSem);

    return TRUE;

//  return DelMediaFileInfo(pPath, pTotalNum, DelNo, (UINT16)(PlayListInfo[PlayListNo].FileNum-DelNo-1));
}

/*----------------------------------------------------------------------
Name  :  ClearFavoAll
Desc  :  清空播放列表
Params:  PlayListNo:播放列表号
Author:  phc
Date  :  07-12-03
----------------------------------------------------------------------*/
UINT32 ClearFavoAll(UINT16 PlayListNo)
{
    if (PlayListInfo[PlayListNo].FileNum == 0)
        return TRUE;

    RKSemObtain(&PlayListUseSem);
    //PlayListInfo[PlayListNo].BusyFlag = 1;
#if 0
    PlayListInfo[PlayListNo].FileNum = 0;
    if (PlayListInfo[PlayListNo].pPlaylistMem != NULL)
    {
        free(PlayListInfo[PlayListNo].pPlaylistMem);
        PlayListInfo[PlayListNo].pPlaylistMem = NULL;
    }
#else
    if (PlayListInfo[PlayListNo].pPlaylistMem == NULL) // 收藏夹信息尚未调入内存则先调入
    {
        PlayListInfo[PlayListNo].pPlaylistMem = (char*)malloc(PLAYLIST_SIZE_PER_FILE); // 申请存放收藏夹信息内存
        if (PlayListInfo[PlayListNo].pPlaylistMem == NULL)
        {
            //PlayListInfo[PlayListNo].BusyFlag = 0;
            RkSemRelease(&PlayListUseSem);
            return FALSE;
        }