RTP实时传输H.264

/* * Copyright 2010 Samsung Electronics Co. LTD * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <stdlib.h> #include <unistd.h> #include <string.h> #include <fcntl.h> #include <stdio.h> #include <sys/types.h> #include <sys/stat.h> #include <sys/ioctl.h> #include <sys/mman.h> //#include <utils/Log.h> #include "SsbSipMfcApi.h" #include "mfc_interface.h" #define _MFCLIB_MAGIC_NUMBER 0x92241001 void *SsbSipMfcEncOpen(void *value) { int hMFCOpen; _MFCLIB *pCTX; unsigned int mapped_addr; mfc_common_args EncArg; int ret_code; hMFCOpen = open(S5PC110_MFC_DEV_NAME, O_RDWR | O_NDELAY); if (hMFCOpen < 0) { fprintf(stderr,"SsbSipMfcEncOpen: MFC Open failure\n"); return NULL; } pCTX = (_MFCLIB *)malloc(sizeof(_MFCLIB)); if (pCTX == NULL) { fprintf(stderr,"SsbSipMfcEncOpen: malloc failed.\n"); close(hMFCOpen); return NULL; } if (*(unsigned int *)value == NO_CACHE || *(unsigned int *)value == CACHE) { EncArg.args.buf_type = (mfc_buffer_type)*(unsigned int *)value; ret_code = ioctl(hMFCOpen, IOCTL_MFC_BUF_CACHE, &EncArg); if (EncArg.ret_code != MFC_RET_OK) { fprintf(stderr,"SsbSipMfcDecOpenExt: IOCTL_MFC_BUF_CACHE (%d) failed\n", EncArg.ret_code); } } else { fprintf(stderr,"SsbSipMfcDecOpenExt: value is invalid, value: %d\n", *(int *)value); } mapped_addr = (unsigned int)mmap(0, MMAP_BUFFER_SIZE_MMAP, PROT_READ | PROT_WRITE, MAP_SHARED, hMFCOpen, 0); if (!mapped_addr) { fprintf(stderr,"SsbSipMfcEncOpen: FIMV5.0 driver address mapping failed\n"); return NULL; } memset(pCTX, 0, sizeof(_MFCLIB)); pCTX->magic = _MFCLIB_MAGIC_NUMBER; pCTX->hMFC = hMFCOpen; pCTX->mapped_addr = mapped_addr; pCTX->inter_buff_status = MFC_USE_NONE; return (void *)pCTX; } SSBSIP_MFC_ERROR_CODE SsbSipMfcEncInit(void *openHandle, void *param) { int ret_code; _MFCLIB *pCTX; mfc_common_args EncArg; SSBSIP_MFC_ENC_H264_PARAM *h264_arg; SSBSIP_MFC_ENC_MPEG4_PARAM *mpeg4_arg; SSBSIP_MFC_ENC_H263_PARAM *h263_arg; SSBSIP_MFC_CODEC_TYPE codec_type; pCTX = (_MFCLIB *)openHandle; memset(&EncArg, 0, sizeof(mfc_common_args)); printf("SsbSipMfcEncInit: Encode Init start\n"); mpeg4_arg = (SSBSIP_MFC_ENC_MPEG4_PARAM *)param; codec_type = mpeg4_arg->codecType; if ((codec_type != MPEG4_ENC) && (codec_type != H264_ENC) && (codec_type != H263_ENC)) { fprintf(stderr,"SsbSipMfcEncOpen: Undefined codec type.\n"); return MFC_RET_INVALID_PARAM; } pCTX->codec_type = codec_type; switch (pCTX->codec_type) { case MPEG4_ENC: printf("SsbSipMfcEncInit: MPEG4 Encode\n"); mpeg4_arg = (SSBSIP_MFC_ENC_MPEG4_PARAM *)param; pCTX->width = mpeg4_arg->SourceWidth; pCTX->height = mpeg4_arg->SourceHeight; break; case H263_ENC: printf("SsbSipMfcEncInit: H263 Encode\n"); h263_arg = (SSBSIP_MFC_ENC_H263_PARAM *)param; pCTX->width = h263_arg->SourceWidth; pCTX->height = h263_arg->SourceHeight; break; case H264_ENC: printf("SsbSipMfcEncInit: H264 Encode\n"); h264_arg = (SSBSIP_MFC_ENC_H264_PARAM *)param; pCTX->width = h264_arg->SourceWidth; pCTX->height = h264_arg->SourceHeight; break; default: break; } switch (pCTX->codec_type) { case MPEG4_ENC: mpeg4_arg = (SSBSIP_MFC_ENC_MPEG4_PARAM*)param; EncArg.args.enc_init_mpeg4.in_codec_type = pCTX->codec_type; EncArg.args.enc_init_mpeg4.in_profile_level = ENC_PROFILE_LEVEL(mpeg4_arg->ProfileIDC, mpeg4_arg->LevelIDC); EncArg.args.enc_init_mpeg4.in_width = mpeg4_arg->SourceWidth; EncArg.args.enc_init_mpeg4.in_height = mpeg4_arg->SourceHeight; EncArg.args.enc_init_mpeg4.in_gop_num = mpeg4_arg->IDRPeriod; if (mpeg4_arg->DisableQpelME) EncArg.args.enc_init_mpeg4.in_qpelME_enable = 0; else EncArg.args.enc_init_mpeg4.in_qpelME_enable = 1; EncArg.args.enc_init_mpeg4.in_MS_mode = mpeg4_arg->SliceMode; EncArg.args.enc_init_mpeg4.in_MS_size = mpeg4_arg->SliceArgument; if (mpeg4_arg->NumberBFrames > 2) { fprintf(stderr,"SsbSipMfcEncInit: No such BframeNum is supported.\n"); return MFC_RET_INVALID_PARAM; } EncArg.args.enc_init_mpeg4.in_BframeNum = mpeg4_arg->NumberBFrames; EncArg.args.enc_init_mpeg4.in_mb_refresh = mpeg4_arg->RandomIntraMBRefresh; /* rate control*/ EncArg.args.enc_init_mpeg4.in_RC_frm_enable = mpeg4_arg->EnableFRMRateControl; if ((mpeg4_arg->QSCodeMin > 51) || (mpeg4_arg->QSCodeMax > 51)) { fprintf(stderr,"SsbSipMfcEncInit: No such Min/Max QP is supported.\n"); return MFC_RET_INVALID_PARAM; } EncArg.args.enc_init_mpeg4.in_RC_qbound = ENC_RC_QBOUND(mpeg4_arg->QSCodeMin, mpeg4_arg->QSCodeMax); EncArg.args.enc_init_mpeg4.in_RC_rpara = mpeg4_arg->CBRPeriodRf; /* pad control */ EncArg.args.enc_init_mpeg4.in_pad_ctrl_on = mpeg4_arg->PadControlOn; if ((mpeg4_arg->LumaPadVal > 255) || (mpeg4_arg->CbPadVal > 255) || (mpeg4_arg->CrPadVal > 255)) { fprintf(stderr,"SsbSipMfcEncInit: No such Pad value is supported.\n"); return MFC_RET_INVALID_PARAM; } EncArg.args.enc_init_mpeg4.in_luma_pad_val = mpeg4_arg->LumaPadVal; EncArg.args.enc_init_mpeg4.in_cb_pad_val = mpeg4_arg->CbPadVal; EncArg.args.enc_init_mpeg4.in_cr_pad_val = mpeg4_arg->CrPadVal; EncArg.args.enc_init_mpeg4.in_frame_map = mpeg4_arg->FrameMap; EncArg.args.enc_init_mpeg4.in_time_increament_res = mpeg4_arg->TimeIncreamentRes; EncArg.args.enc_init_mpeg4.in_time_vop_time_increament = mpeg4_arg->VopTimeIncreament; EncArg.args.enc_init_mpeg4.in_RC_framerate = (mpeg4_arg->TimeIncreamentRes / mpeg4_arg->VopTimeIncreament); EncArg.args.enc_init_mpeg4.in_RC_bitrate = mpeg4_arg->Bitrate; if ((mpeg4_arg->FrameQp > 51) || (mpeg4_arg->FrameQp_P) > 51 || (mpeg4_arg->FrameQp_B > 51)) { fprintf(stderr,"SsbSipMfcEncInit: No such FrameQp is supported.\n"); return MFC_RET_INVALID_PARAM; } EncArg.args.enc_init_mpeg4.in_frame_qp = mpeg4_arg->FrameQp; if (mpeg4_arg->FrameQp_P) EncArg.args.enc_init_mpeg4.in_frame_P_qp = mpeg4_arg->FrameQp_P; else EncArg.args.enc_init_mpeg4.in_frame_P_qp = mpeg4_arg->FrameQp; if (mpeg4_arg->FrameQp_B) EncArg.args.enc_init_mpeg4.in_frame_B_qp = mpeg4_arg->FrameQp_B; else EncArg.args.enc_init_mpeg4.in_frame_B_qp = mpeg4_arg->FrameQp; break; case H263_ENC: h263_arg = (SSBSIP_MFC_ENC_H263_PARAM *)param; EncArg.args.enc_init_mpeg4.in_codec_type = pCTX->codec_type; EncArg.args.enc_init_mpeg4.in_profile_level = ENC_PROFILE_LEVEL(66, 40); EncArg.args.enc_init_mpeg4.in_width = h263_arg->SourceWidth; EncArg.args.enc_init_mpeg4.in_height = h263_arg->SourceHeight; EncArg.args.enc_init_mpeg4.in_gop_num = h263_arg->IDRPeriod; EncArg.args.enc_init_mpeg4.in_mb_refresh = h263_arg->RandomIntraMBRefresh; EncArg.args.enc_init_mpeg4.in_MS_mode = h263_arg->SliceMode; EncArg.args.enc_init_mpeg4.