Enhance session backward compatibility
[platform/core/multimedia/libmm-camcorder.git] / src / mm_camcorder_internal.c
index 61db73b..bb043d6 100644 (file)
@@ -74,6 +74,7 @@ static gint     __mmcamcorder_gst_handle_library_error(MMHandleType handle, int
 static gint     __mmcamcorder_gst_handle_core_error(MMHandleType handle, int code, GstMessage *message);
 static gint     __mmcamcorder_gst_handle_resource_warning(MMHandleType handle, GstMessage *message , GError *error);
 static gboolean __mmcamcorder_handle_gst_warning(MMHandleType handle, GstMessage *message, GError *error);
+static int      __mmcamcorder_simulate_asm_conflict_table(int session_type, int pid);
 
 #ifdef _MMCAMCORDER_RM_SUPPORT
 rm_cb_result _mmcamcorder_rm_callback(int handle, rm_callback_type event_src,
@@ -485,19 +486,15 @@ int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info)
 
        /* get model name */
        sys_info_ret = system_info_get_platform_string("http://tizen.org/system/model_name", &hcamcorder->model_name);
-       if (hcamcorder->model_name) {
-               _mmcam_dbg_log("model name [%s], sys_info_ret 0x%x", hcamcorder->model_name, sys_info_ret);
-       } else {
-               _mmcam_dbg_warn("failed get model name, sys_info_ret 0x%x", sys_info_ret);
-       }
+
+       _mmcam_dbg_warn("model name [%s], ret 0x%x",
+               hcamcorder->model_name ? hcamcorder->model_name : "NULL", sys_info_ret);
 
        /* get software version */
        sys_info_ret = system_info_get_platform_string("http://tizen.org/system/build.string", &hcamcorder->software_version);
-       if (hcamcorder->software_version) {
-               _mmcam_dbg_log("software version [%s], sys_info_ret 0x%d", hcamcorder->software_version, sys_info_ret);
-       } else {
-               _mmcam_dbg_warn("failed get software version, sys_info_ret 0x%x", sys_info_ret);
-       }
+
+       _mmcam_dbg_warn("software version [%s], ret 0x%x",
+               hcamcorder->software_version ? hcamcorder->software_version : "NULL", sys_info_ret);
 
 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
        if (info->videodev_type != MM_VIDEO_DEVICE_NONE) {
@@ -869,9 +866,6 @@ int _mmcamcorder_realize(MMHandleType handle)
        int app_pid = 0;
        int resource_count = 0;
 #endif /* _MMCAMCORDER_RM_SUPPORT */
-       char *stream_type = NULL;
-       char *ext_info = NULL;
-       int option = 0;
 
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 
@@ -918,6 +912,19 @@ int _mmcamcorder_realize(MMHandleType handle)
 
        /* sound focus */
        if (hcamcorder->sound_focus_register) {
+               mm_camcorder_get_attributes(handle, NULL,
+                       MMCAM_PID_FOR_SOUND_FOCUS, &pid_for_sound_focus,
+                       NULL);
+
+               if (pid_for_sound_focus == 0) {
+                       pid_for_sound_focus = getpid();
+                       _mmcam_dbg_warn("pid for sound focus is not set, use my pid %d", pid_for_sound_focus);
+               }
+
+               ret = __mmcamcorder_simulate_asm_conflict_table(hcamcorder->session_type, pid_for_sound_focus);
+               if (ret != MM_ERROR_NONE)
+                       goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
+
                /* acquire sound focus or set sound focus watch callback */
                if (hcamcorder->session_flags & MM_SESSION_OPTION_PAUSE_OTHERS) {
                        /* acquire sound focus */
@@ -936,37 +943,6 @@ int _mmcamcorder_realize(MMHandleType handle)
                        /* do nothing */
                        _mmcam_dbg_log("SESSION_UNINTERRUPTIBLE - do nothing for sound focus");
                } else {
-                       /* check previous acquired focus */
-                       ret = mm_sound_get_stream_type_of_acquired_focus(FOCUS_FOR_BOTH, &stream_type, &option, &ext_info);
-                       if (ret == MM_ERROR_NONE && stream_type) {
-                               if (!strcmp(stream_type, "alarm") ||
-                                       !strcmp(stream_type, "ringtone-voip") ||
-                                       !strcmp(stream_type, "ringtone-call") ||
-                                       !strcmp(stream_type, "voip") ||
-                                       !strcmp(stream_type, "call-voice") ||
-                                       !strcmp(stream_type, "call-video")) {
-                                       _mmcam_dbg_err("Blocked by session policy, stream_type [%s]", stream_type);
-                                       ret = MM_ERROR_POLICY_BLOCKED;
-                               }
-                       } else {
-                               _mmcam_dbg_warn("get stream type failed 0x%x, stream type %s, but ignore it",
-                                       ret, stream_type ? stream_type : "NULL");
-                               ret = MM_ERROR_NONE;
-                       }
-
-                       if (stream_type) {
-                               free(stream_type);
-                               stream_type = NULL;
-                       }
-
-                       if (ext_info) {
-                               free(ext_info);
-                               ext_info = NULL;
-                       }
-
-                       if (ret != MM_ERROR_NONE)
-                               goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
-
                        /* unset remained watch cb */
                        if (hcamcorder->sound_focus_watch_id > 0) {
                                mm_sound_unset_focus_watch_callback(hcamcorder->sound_focus_watch_id);
@@ -975,15 +951,6 @@ int _mmcamcorder_realize(MMHandleType handle)
                        }
 
                        /* set sound focus watch callback */
-                       mm_camcorder_get_attributes(handle, NULL,
-                               MMCAM_PID_FOR_SOUND_FOCUS, &pid_for_sound_focus,
-                               NULL);
-
-                       if (pid_for_sound_focus == 0) {
-                               pid_for_sound_focus = getpid();
-                               _mmcam_dbg_warn("pid for sound focus is not set, use my pid %d", pid_for_sound_focus);
-                       }
-
                        _mmcam_dbg_log("ETC - set sound focus watch callback - pid %d", pid_for_sound_focus);
 
                        ret_sound = mm_sound_set_focus_watch_callback_for_session(pid_for_sound_focus,
@@ -1123,9 +1090,8 @@ int _mmcamcorder_realize(MMHandleType handle)
 
                /* create resource set */
                ret = _mmcamcorder_resource_create_resource_set(&hcamcorder->resource_manager);
-               if (ret != MM_ERROR_NONE) {
+               if (ret != MM_ERROR_NONE)
                        goto _ERR_CAMCORDER_CMD_PRECON_AFTER_LOCK;
-               }
 
                hcamcorder->resource_manager.acquire_count = 0;
 
@@ -1301,14 +1267,8 @@ int _mmcamcorder_realize(MMHandleType handle)
 _ERR_CAMCORDER_CMD:
 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
        /* release hw resources */
-       if (hcamcorder->type == MM_CAMCORDER_MODE_VIDEO_CAPTURE) {
-               int ret_resource = _mmcamcorder_resource_manager_release(&hcamcorder->resource_manager);
-               if (ret_resource == MM_ERROR_RESOURCE_INVALID_STATE) {
-                       _mmcam_dbg_warn("it could be in the middle of resource callback or there's no acquired resource");
-               } else if (ret_resource != MM_ERROR_NONE) {
-                       _mmcam_dbg_err("failed to release resource, ret_resource(0x%x)", ret_resource);
-               }
-       }
+       if (hcamcorder->type == MM_CAMCORDER_MODE_VIDEO_CAPTURE)
+               _mmcamcorder_resource_manager_release(&hcamcorder->resource_manager);
 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 #ifdef _MMCAMCORDER_RM_SUPPORT
        if (hcamcorder->rm_handle) {
@@ -2066,10 +2026,7 @@ int _mmcamcorder_set_video_stream_callback(MMHandleType handle, mm_camcorder_vid
        if (callback == NULL)
                _mmcam_dbg_warn("Video Stream Callback is disabled, because application sets it to NULL");
 
-       if (!_MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(hcamcorder)) {
-               _mmcam_dbg_warn("Application's video stream callback is running now");
-               return MM_ERROR_CAMCORDER_INVALID_CONDITION;
-       }
+       _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(hcamcorder);
 
        hcamcorder->vstream_cb = callback;
        hcamcorder->vstream_cb_param = user_data;
@@ -3542,7 +3499,7 @@ int _mmcamcorder_create_pipeline(MMHandleType handle, int type)
        _MMCamcorderSubContext *sc = NULL;
        GstElement *pipeline = NULL;
 
-       _mmcam_dbg_log("handle : %x, type : %d", handle, type);
+       _mmcam_dbg_log("handle : %p, type : %d", handle, type);
 
        mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 
@@ -3816,6 +3773,7 @@ void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_s
        int result = MM_ERROR_NONE;
        int cmd_try_count = 0;
        int current_state = MM_CAMCORDER_STATE_NONE;
+       _MMCamcorderMsgItem msg;
 
        mmf_return_if_fail(hcamcorder);
 
@@ -3842,6 +3800,33 @@ void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_s
        /* set state_change_by_system for state change message */
        hcamcorder->state_change_by_system = state_change_by_system;
 
+       if (current_state >= MM_CAMCORDER_STATE_READY) {
+               _mmcam_dbg_warn("send state change started message to notify");
+
+               memset(&msg, 0x0, sizeof(_MMCamcorderMsgItem));
+
+               switch (state_change_by_system) {
+               case _MMCAMCORDER_STATE_CHANGE_BY_FOCUS:
+                       msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGE_STARTED_BY_ASM;
+                       break;
+               case _MMCAMCORDER_STATE_CHANGE_BY_RM:
+                       msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGE_STARTED_BY_RM;
+                       break;
+               case _MMCAMCORDER_STATE_CHANGE_BY_DPM:
+                       msg.id = MM_MESSAGE_CAMCORDER_STATE_CHANGE_STARTED_BY_SECURITY;
+                       break;
+               default:
+                       break;
+               }
+
+               if (msg.id != 0) {
+                       msg.param.state.code = hcamcorder->interrupt_code;
+                       _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
+               } else {
+                       _mmcam_dbg_err("should not be reached here %d", state_change_by_system);
+               }
+       }
+
        for (loop = 0 ; current_state > MM_CAMCORDER_STATE_NULL && loop < __MMCAMCORDER_CMD_ITERATE_MAX * 3 ; loop++) {
                itr_cnt = __MMCAMCORDER_CMD_ITERATE_MAX;
                switch (current_state) {
@@ -3887,9 +3872,8 @@ void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_s
                {
                        _mmcam_dbg_warn("Stop preview.");
 
-                       while ((itr_cnt--) && ((result = _mmcamcorder_stop((MMHandleType)hcamcorder)) != MM_ERROR_NONE)) {
+                       while ((itr_cnt--) && ((result = _mmcamcorder_stop((MMHandleType)hcamcorder)) != MM_ERROR_NONE))
                                _mmcam_dbg_warn("Can't stop preview.(%x)", result);
-                       }
 
                        break;
                }
@@ -3897,13 +3881,11 @@ void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_s
                {
                        _mmcam_dbg_warn("unrealize");
 
-                       if ((result = _mmcamcorder_unrealize((MMHandleType)hcamcorder)) != MM_ERROR_NONE) {
+                       if ((result = _mmcamcorder_unrealize((MMHandleType)hcamcorder)) != MM_ERROR_NONE)
                                _mmcam_dbg_warn("Can't unrealize.(%x)", result);
-                       }
 
                        break;
                }
-               case MM_CAMCORDER_STATE_NULL:
                default:
                        _mmcam_dbg_warn("Already stopped.");
                        break;
@@ -3928,8 +3910,8 @@ static gboolean __mmcamcorder_handle_gst_error(MMHandleType handle, GstMessage *
        gchar *msg_src_element = NULL;
        _MMCamcorderSubContext *sc = NULL;
 
-       return_val_if_fail(hcamcorder, FALSE);
-       return_val_if_fail(error, FALSE);
+       mmf_return_val_if_fail(hcamcorder, FALSE);
+       mmf_return_val_if_fail(error, FALSE);
        sc = MMF_CAMCORDER_SUBCONTEXT(handle);
        mmf_return_val_if_fail(sc, FALSE);
 
@@ -4041,7 +4023,7 @@ static gint __mmcamcorder_gst_handle_core_error(MMHandleType handle, int code, G
 static gint __mmcamcorder_gst_handle_library_error(MMHandleType handle, int code, GstMessage *message)
 {
        mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
-       return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
+       mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 
        _mmcam_dbg_log("");
 
@@ -4231,8 +4213,8 @@ static gboolean __mmcamcorder_handle_gst_warning(MMHandleType handle, GstMessage
        gchar *debug = NULL;
        GError *err = NULL;
 
-       return_val_if_fail(hcamcorder, FALSE);
-       return_val_if_fail(error, FALSE);
+       mmf_return_val_if_fail(hcamcorder, FALSE);
+       mmf_return_val_if_fail(error, FALSE);
 
        _mmcam_dbg_log("");
 
@@ -4315,6 +4297,64 @@ static gint __mmcamcorder_gst_handle_resource_warning(MMHandleType handle, GstMe
        return MM_ERROR_NONE;
 }
 
+/* Conditions below are from ASM conflict table of Tizen 2.4 */
+static int __mmcamcorder_simulate_asm_conflict_table(int session_type, int pid)
+{
+       int ret = MM_ERROR_NONE;
+       char *stream_type = NULL;
+       char *ext_info = NULL;
+       int option = 0;
+
+       /* check previous acquired focus of other PID */
+       ret = mm_sound_get_stream_type_of_acquired_focus(FOCUS_FOR_BOTH, &stream_type, &option, &ext_info);
+       if (ret == MM_ERROR_NONE && stream_type) {
+               if (ext_info && (pid != atoi(ext_info))) { /* 'ext_info' should contain pid */
+                       if ((session_type == MM_SESSION_TYPE_CALL) ||
+                               (session_type == MM_SESSION_TYPE_VIDEOCALL) ||
+                               (session_type == MM_SESSION_TYPE_VOIP)) {
+                               /* case 1. if my session type is call/videocall/voip */
+                               if (!strcmp(stream_type, "call-voice") ||
+                                       !strcmp(stream_type, "call-video") ||
+                                       !strcmp(stream_type, "ringtone-call")) {
+                                       _mmcam_dbg_err("Blocked by session policy, stream_type[%s] of acquired focus", stream_type);
+                                       ret = MM_ERROR_POLICY_BLOCKED;
+                               }
+                       } else if ((session_type == MM_SESSION_TYPE_MEDIA) ||
+                               (session_type == MM_SESSION_TYPE_MEDIA_RECORD)) {
+                               /* case 2. if my session type is media */
+                               if (!strcmp(stream_type, "alarm") ||
+                                       !strcmp(stream_type, "ringtone-voip") ||
+                                       !strcmp(stream_type, "ringtone-call") ||
+                                       !strcmp(stream_type, "voip") ||
+                                       !strcmp(stream_type, "call-voice") ||
+                                       !strcmp(stream_type, "call-video")) {
+                                       _mmcam_dbg_err("Blocked by session policy, stream_type[%s] of acquired focus", stream_type);
+                                       ret = MM_ERROR_POLICY_BLOCKED;
+                               }
+                       }
+               } else {
+                       _mmcam_dbg_log("acquired focus is same process with it, skip it");
+               }
+       } else {
+               /* No data case */
+               _mmcam_dbg_warn("get stream type failed 0x%x, stream type %s, but ignore it",
+                       ret, stream_type ? stream_type : "NULL");
+               ret = MM_ERROR_NONE;
+       }
+
+       if (stream_type) {
+               free(stream_type);
+               stream_type = NULL;
+       }
+
+       if (ext_info) {
+               free(ext_info);
+               ext_info = NULL;
+       }
+
+       return ret;
+}
+
 
 void _mmcamcorder_emit_signal(MMHandleType handle, const char *object_name,
        const char *interface_name, const char *signal_name, int value)
@@ -4343,9 +4383,8 @@ rm_cb_result _mmcamcorder_rm_callback(int handle, rm_callback_type event_src,
        mmf_return_val_if_fail((MMHandleType)hcamcorder, RM_CB_RESULT_OK);
 
        current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
-       if (current_state <= MM_CAMCORDER_STATE_NONE || current_state >= MM_CAMCORDER_STATE_NUM) {
-               _mmcam_dbg_err("Abnormal state. Or null handle. (%p, %d)", hcamcorder, current_state);
-       }
+
+       _mmcam_dbg_warn("current state %d (handle %p)", current_state, hcamcorder);
 
        _MMCAMCORDER_LOCK_ASM(hcamcorder);