| /* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of The Linux Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <pthread.h> |
| #include <errno.h> |
| #include <sys/ioctl.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <fcntl.h> |
| |
| #include "mm_jpeg_dbg.h" |
| #include "mm_jpeg_interface.h" |
| #include "mm_jpeg.h" |
| |
| static pthread_mutex_t g_dec_intf_lock = PTHREAD_MUTEX_INITIALIZER; |
| |
| static mm_jpeg_obj* g_jpegdec_obj = NULL; |
| |
| /** mm_jpeg_intf_start_job: |
| * |
| * Arguments: |
| * @client_hdl: client handle |
| * @job: jpeg job object |
| * @jobId: job id |
| * |
| * Return: |
| * 0 success, failure otherwise |
| * |
| * Description: |
| * start the jpeg job |
| * |
| **/ |
| static int32_t mm_jpegdec_intf_start_job(mm_jpeg_job_t* job, uint32_t* job_id) |
| { |
| int32_t rc = -1; |
| |
| if (NULL == job || |
| NULL == job_id) { |
| CDBG_ERROR("%s:%d] invalid parameters for job or jobId", __func__, __LINE__); |
| return rc; |
| } |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| if (NULL == g_jpegdec_obj) { |
| /* mm_jpeg obj not exists, return error */ |
| CDBG_ERROR("%s:%d] mm_jpeg is not opened yet", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| rc = mm_jpegdec_start_decode_job(g_jpegdec_obj, job, job_id); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| /** mm_jpeg_intf_create_session: |
| * |
| * Arguments: |
| * @client_hdl: client handle |
| * @p_params: encode parameters |
| * @p_session_id: session id |
| * |
| * Return: |
| * 0 success, failure otherwise |
| * |
| * Description: |
| * Create new jpeg session |
| * |
| **/ |
| static int32_t mm_jpegdec_intf_create_session(uint32_t client_hdl, |
| mm_jpeg_decode_params_t *p_params, |
| uint32_t *p_session_id) |
| { |
| int32_t rc = -1; |
| |
| if (0 == client_hdl || NULL == p_params || NULL == p_session_id) { |
| CDBG_ERROR("%s:%d] invalid client_hdl or jobId", __func__, __LINE__); |
| return rc; |
| } |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| if (NULL == g_jpegdec_obj) { |
| /* mm_jpeg obj not exists, return error */ |
| CDBG_ERROR("%s:%d] mm_jpeg is not opened yet", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| rc = mm_jpegdec_create_session(g_jpegdec_obj, client_hdl, p_params, p_session_id); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| /** mm_jpeg_intf_destroy_session: |
| * |
| * Arguments: |
| * @session_id: session id |
| * |
| * Return: |
| * 0 success, failure otherwise |
| * |
| * Description: |
| * Destroy jpeg session |
| * |
| **/ |
| static int32_t mm_jpegdec_intf_destroy_session(uint32_t session_id) |
| { |
| int32_t rc = -1; |
| |
| if (0 == session_id) { |
| CDBG_ERROR("%s:%d] invalid client_hdl or jobId", __func__, __LINE__); |
| return rc; |
| } |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| if (NULL == g_jpegdec_obj) { |
| /* mm_jpeg obj not exists, return error */ |
| CDBG_ERROR("%s:%d] mm_jpeg is not opened yet", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| rc = mm_jpegdec_destroy_session_by_id(g_jpegdec_obj, session_id); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| /** mm_jpegdec_intf_abort_job: |
| * |
| * Arguments: |
| * @jobId: job id |
| * |
| * Return: |
| * 0 success, failure otherwise |
| * |
| * Description: |
| * Abort the jpeg job |
| * |
| **/ |
| static int32_t mm_jpegdec_intf_abort_job(uint32_t job_id) |
| { |
| int32_t rc = -1; |
| |
| if (0 == job_id) { |
| CDBG_ERROR("%s:%d] invalid jobId", __func__, __LINE__); |
| return rc; |
| } |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| if (NULL == g_jpegdec_obj) { |
| /* mm_jpeg obj not exists, return error */ |
| CDBG_ERROR("%s:%d] mm_jpeg is not opened yet", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| rc = mm_jpegdec_abort_job(g_jpegdec_obj, job_id); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| /** mm_jpeg_intf_close: |
| * |
| * Arguments: |
| * @client_hdl: client handle |
| * |
| * Return: |
| * 0 success, failure otherwise |
| * |
| * Description: |
| * Close the jpeg job |
| * |
| **/ |
| static int32_t mm_jpegdec_intf_close(uint32_t client_hdl) |
| { |
| int32_t rc = -1; |
| |
| if (0 == client_hdl) { |
| CDBG_ERROR("%s:%d] invalid client_hdl", __func__, __LINE__); |
| return rc; |
| } |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| if (NULL == g_jpegdec_obj) { |
| /* mm_jpeg obj not exists, return error */ |
| CDBG_ERROR("%s:%d] mm_jpeg is not opened yet", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| rc = mm_jpeg_close(g_jpegdec_obj, client_hdl); |
| g_jpegdec_obj->num_clients--; |
| if(0 == rc) { |
| if (0 == g_jpegdec_obj->num_clients) { |
| /* No client, close jpeg internally */ |
| rc = mm_jpegdec_deinit(g_jpegdec_obj); |
| free(g_jpegdec_obj); |
| g_jpegdec_obj = NULL; |
| } |
| } |
| |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return rc; |
| } |
| |
| |
| |
| /** jpegdec_open: |
| * |
| * Arguments: |
| * @ops: ops table pointer |
| * |
| * Return: |
| * 0 failure, success otherwise |
| * |
| * Description: |
| * Open a jpeg client |
| * |
| **/ |
| uint32_t jpegdec_open(mm_jpegdec_ops_t *ops) |
| { |
| int32_t rc = 0; |
| uint32_t clnt_hdl = 0; |
| mm_jpeg_obj* jpeg_obj = NULL; |
| |
| pthread_mutex_lock(&g_dec_intf_lock); |
| /* first time open */ |
| if(NULL == g_jpegdec_obj) { |
| jpeg_obj = (mm_jpeg_obj *)malloc(sizeof(mm_jpeg_obj)); |
| if(NULL == jpeg_obj) { |
| CDBG_ERROR("%s:%d] no mem", __func__, __LINE__); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return clnt_hdl; |
| } |
| |
| /* initialize jpeg obj */ |
| memset(jpeg_obj, 0, sizeof(mm_jpeg_obj)); |
| rc = mm_jpegdec_init(jpeg_obj); |
| if(0 != rc) { |
| CDBG_ERROR("%s:%d] mm_jpeg_init err = %d", __func__, __LINE__, rc); |
| free(jpeg_obj); |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return clnt_hdl; |
| } |
| |
| /* remember in global variable */ |
| g_jpegdec_obj = jpeg_obj; |
| } |
| |
| /* open new client */ |
| clnt_hdl = mm_jpeg_new_client(g_jpegdec_obj); |
| if (clnt_hdl > 0) { |
| /* valid client */ |
| if (NULL != ops) { |
| /* fill in ops tbl if ptr not NULL */ |
| ops->start_job = mm_jpegdec_intf_start_job; |
| ops->abort_job = mm_jpegdec_intf_abort_job; |
| ops->create_session = mm_jpegdec_intf_create_session; |
| ops->destroy_session = mm_jpegdec_intf_destroy_session; |
| ops->close = mm_jpegdec_intf_close; |
| } |
| } else { |
| /* failed new client */ |
| CDBG_ERROR("%s:%d] mm_jpeg_new_client failed", __func__, __LINE__); |
| |
| if (0 == g_jpegdec_obj->num_clients) { |
| /* no client, close jpeg */ |
| mm_jpegdec_deinit(g_jpegdec_obj); |
| free(g_jpegdec_obj); |
| g_jpegdec_obj = NULL; |
| } |
| } |
| |
| pthread_mutex_unlock(&g_dec_intf_lock); |
| return clnt_hdl; |
| } |
| |
| |
| |