struct ecore_ptt *ecore_ptt_acquire(struct ecore_hwfn *p_hwfn)
{
struct ecore_ptt *p_ptt;
unsigned int i;
/* Take the free PTT from the list */
for (i = 0; i < ECORE_BAR_ACQUIRE_TIMEOUT; i++) {
OSAL_SPIN_LOCK(&p_hwfn->p_ptt_pool->lock);
if (!OSAL_LIST_IS_EMPTY(&p_hwfn->p_ptt_pool->free_list)) {
p_ptt = OSAL_LIST_FIRST_ENTRY(
&p_hwfn->p_ptt_pool->free_list,
struct ecore_ptt, list_entry);
OSAL_LIST_REMOVE_ENTRY(&p_ptt->list_entry,
&p_hwfn->p_ptt_pool->free_list);
OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
DP_VERBOSE(p_hwfn, ECORE_MSG_HW,
"allocated ptt %d\n", p_ptt->idx);
return p_ptt;
}
OSAL_SPIN_UNLOCK(&p_hwfn->p_ptt_pool->lock);
OSAL_MSLEEP(1);
}
/******************************************************************************
解码一帧
******************************************************************************/
SINT32 iMediaSoftDEC_Decode(iMediaSDEC_CTX_S *pCtx, DEC_STREAM_PACKET_S *pPacket)
{
UINT32 i;
SINT32 s32Ret;
STRU_IVIDDEC_STREAM stStream;
STRU_IVIDDEC_OUT_ARGS stDecOutArgs;
STRU_IVIDEO_PICTURE *pstPic;
IMAGE *pstImg;
UINT8 *pu8Luma;
UINT8 *pu8Chrom;
UINT32 u32AspectRatio = 0; // aspect_ratio
UINT32 u32FldFirst = 0; // 场序: 0=top first, 1=bottom first
UINT32 u32SrcFmt = 0; // 逐行/隔行: 0=progressive, 1=interlaced
UINT32 u32VideoFmt = 1; // 制式: 1=pal, 2=ntsc
UINT32 u32CodType = 0; // 帧类型: 0=I, 1=P, 2=B
/*UINT32 time1, time2, time3;
UINT32 hit0,hit1, req0, req1;; */
static UINT32 *p1 = 0;
static UINT32 last_image_id = -1;
if (1 == pPacket->StreamPack[0].IsStreamEnd)
{
if (last_image_id >= 0 && last_image_id < iMediaSDEC_MAX_IMAGE_NUM)
{
(pVfmwToSvdecFun->pfnVfmwLastFrameNotify)(pCtx->ChanID, last_image_id);
last_image_id = -1;
}
return iMediaSDEC_NOT_DEC;
}
/* y00226912 双核情况下，不断报警，暂时去掉不影响解码（修正？）
if (p1 == 0)
{
MEM_RECORD_S MemRec;
(pVfmwToSvdecFun->pfnVfmwMemMapRegisterAddr)(0x16800600, 0x400, &MemRec); // 查看L2 cache命中率
// MEM_MapRegisterAddr(0x16800600, 0x400, &MemRec); // 查看L2 cache命中率
p1 = (UINT32*)MemRec.VirAddr;
}
*/
/* 解码输入参数 */
stStream.pucBuf = pPacket->StreamPack[0].VirAddr;
stStream.uiNumBytes = pPacket->StreamPack[0].LenInByte;
stStream.iPTS = (UINT32)pPacket->StreamPack[0].Pts;
/* 调用iMedia库解码一帧码流 */
memset(&stDecOutArgs, 0, sizeof(stDecOutArgs));
s32Ret = IMedia_Viddec_FrameDecode(pCtx->CodecInstHandle, &stStream, &stDecOutArgs);
#if 0
printk("IMedia_Viddec_FrameDecode return %d\n", s32Ret);
printk("decode image properties:\n");
printk("%-20s :%d\n", "iErrorCode", stDecOutArgs.iErrorCode);
printk("%-20s :%d\n", "uiBytesConsumed", stDecOutArgs.uiBytesConsumed);
printk("%-20s :%d\n", "uiDisplayID", stDecOutArgs.uiDisplayID);
printk("%-20s :%d\n", "iPTS", stDecOutArgs.iPTS);
printk("%-20s :%d\n", "bLastFrameFlag", stDecOutArgs.bLastFrameFlag);
printk("%-20s :%d\n", "usWidth", stDecOutArgs.stPicture.usWidth);
printk("%-20s :%d\n", "usHeight", stDecOutArgs.stPicture.usHeight);
printk("%-20s :%d\n", "usWidthPitch", stDecOutArgs.stPicture.usWidthPitch);
printk("%-20s :%d\n", "eContentType", stDecOutArgs.stPicture.eContentType);
printk("%-20s :%p\n", "y addr", stDecOutArgs.stPicture.apucBuf[0]);
printk("%-20s :%p\n", "u addr", stDecOutArgs.stPicture.apucBuf[1]);
printk("%-20s :%p\n", "v addr", stDecOutArgs.stPicture.apucBuf[2]);
if (stDecOutArgs.stPicture.apucBuf[0] && stDecOutArgs.stPicture.apucBuf[1] && stDecOutArgs.stPicture.apucBuf[2])
{
SaveYUV(stDecOutArgs.stPicture.usWidth, stDecOutArgs.stPicture.usHeight,
stDecOutArgs.stPicture.apucBuf[0], stDecOutArgs.stPicture.apucBuf[1],
stDecOutArgs.stPicture.apucBuf[2], stDecOutArgs.stPicture.usWidthPitch);
}
OSAL_MSLEEP(500);
#endif
/* 如果iMedia有图像输出，则将此图像读出，转换格式后写入到显示图像空间去，等待VO读取 */
if (stDecOutArgs.stPicture.apucBuf[0] && stDecOutArgs.stPicture.apucBuf[1] && stDecOutArgs.stPicture.apucBuf[2] && 0==s32Ret)
{
UINT32 bReversed = 0;
/* 转换色色度格式, 使UV间插存放 */
pstPic = &stDecOutArgs.stPicture;
pu8Chrom = pstPic->apucBuf[0] + pstPic->usWidthPitch * (UP_ALIGN_16(pstPic->usHeight) + 16);
if ( (STD_VP6 == pCtx->eVidStd) || (STD_VP6F == pCtx->eVidStd) || (STD_VP6A == pCtx->eVidStd) )
{
bReversed = pCtx->pstExtraData->StdExt.Vp6Ext.bReversed;
}
else
{
bReversed = 0;
}
if (1 == bReversed)
{
pu8Luma = pu8Chrom + pstPic->usWidthPitch * (UP_ALIGN_16(pstPic->usHeight) / 2);
}
else
{
pu8Luma = pstPic->apucBuf[0];
}
ConvFormat(pstPic->usWidth/2, pstPic->usHeight/2, pstPic->usWidthPitch/2,
pstPic->apucBuf[0], pstPic->apucBuf[1], pstPic->apucBuf[2], pu8Luma, pu8Chrom, bReversed);
#ifdef ENV_ARMLINUX_KERNEL
(pVfmwToSvdecFun->pfnVfmwKlibFlushCache)(pu8Luma, (pVfmwToSvdecFun->pfnVfmwMemVir2Phy)(pu8Luma), pstPic->usWidthPitch * pstPic->usHeight);
(pVfmwToSvdecFun->pfnVfmwKlibFlushCache)(pu8Chrom, (pVfmwToSvdecFun->pfnVfmwMemVir2Phy)(pu8Chrom), pstPic->usWidthPitch * pstPic->usHeight / 2);
// klib_flush_cache(pu8Luma, MEM_Vir2Phy(pu8Luma), pstPic->usWidthPitch * pstPic->usHeight);
// klib_flush_cache(pu8Chrom, MEM_Vir2Phy(pu8Chrom), pstPic->usWidthPitch * pstPic->usHeight / 2);
#endif
/* 寻找一个空闲的IMAGE槽位存放刚刚解码的帧信息 */
for (i = 0; i < iMediaSDEC_MAX_IMAGE_NUM; i++)
{
if (0 == pCtx->ImageUsedFlag[i])
{
break;
}
}
/* 如果槽位占满: 将所有帧释放给解码库，然后清空IMAGE集 */
if (i >= iMediaSDEC_MAX_IMAGE_NUM)
{
for (i = 0; i < iMediaSDEC_MAX_IMAGE_NUM; i++)
{
iMediaSoftDEC_RecycleImage(pCtx, i);
}
i = 0;
}
pstImg = &pCtx->stImgs[i];
pstImg->image_id = i;
pstImg->PTS = pCtx->pstExtraData->pts;
pCtx->pstExtraData->pts = -1;
pstImg->top_luma_phy_addr = bReversed ?
iMediaSDEC_VIR_2_PHY(pu8Luma) :
iMediaSDEC_VIR_2_PHY(pstPic->apucBuf[0]);
pstImg->top_chrom_phy_addr = iMediaSDEC_VIR_2_PHY(pu8Chrom);
pstImg->btm_luma_phy_addr = pstImg->top_luma_phy_addr + pstPic->usWidthPitch;
pstImg->btm_chrom_phy_addr = pstImg->top_chrom_phy_addr + pstPic->usWidthPitch;
pstImg->luma_2d_phy_addr = pstImg->top_luma_phy_addr;
pstImg->luma_2d_vir_addr = pstPic->apucBuf[0];
pstImg->chrom_2d_phy_addr = pstImg->top_chrom_phy_addr;
pstImg->chrom_2d_vir_addr = pu8Chrom;
/* 设置宽高比的两个参数 */
SetAspectRatio(pstImg, (VDEC_DAR_E) u32AspectRatio);
pstImg->format = ((u32AspectRatio&7)<<14)
| ((u32FldFirst&0x3)<<12)
| (3<<10)
| ((u32SrcFmt&3)<<8)
| ((u32VideoFmt&3)<<5)
| ((0&7)<<2) // yuv420
| (u32CodType&3);
pstImg->image_width = pstPic->usWidth;
pstImg->image_height = pstPic->usHeight;
pstImg->disp_width = pstPic->usWidth;
pstImg->disp_height = pstPic->usHeight;
pstImg->disp_center_x = pstPic->usWidth / 2;
pstImg->disp_center_y = pstPic->usHeight / 2;
pstImg->image_stride = pstPic->usWidthPitch;
pstImg->frame_rate = 25 << 10;
pstImg->error_level = 0;
pstImg->ImageDnr.video_standard = pCtx->eVidStd;
/* 将此图像插入输出队列 */
pCtx->ImageUsedFlag[i] = 1;
memcpy(&pCtx->stVidPics[i], pstPic, sizeof(STRU_IVIDEO_PICTURE));
// if( VF_OK != InsertImgToVoQueue(pCtx->ChanID, pCtx->eVidStd, pCtx, &pCtx->ImageQue, pstImg))
if(VF_OK != (pVfmwToSvdecFun->pfnVfmwInsertImgToVoQueue)(pCtx->ChanID, pCtx->eVidStd, pCtx, &pCtx->ImageQue, pstImg))
{
IMedia_Viddec_Control(pCtx->CodecInstHandle, IMEDIA_PICTURE_RELEASE, pstPic, NULL);
pCtx->ImageUsedFlag[i] = 0;
}
else
{
last_image_id = pstImg->image_id;
}
}
if (stDecOutArgs.uiBytesConsumed == 0)
{
return iMediaSDEC_NOT_DEC;
}
return iMediaSDEC_OK;
}
