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130 lines
4.0 KiB
130 lines
4.0 KiB
/* |
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Copyright (c) 2012, Broadcom Europe Ltd |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the copyright holder nor the |
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names of its contributors may be used to endorse or promote products |
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derived from this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY |
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/** \file |
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* OpenMAX IL adaptation layer for MMAL |
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*/ |
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#include "interface/vmcs_host/khronos/IL/OMX_Core.h" |
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#include "interface/vmcs_host/khronos/IL/OMX_Component.h" |
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#include "interface/vmcs_host/khronos/IL/OMX_Video.h" |
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#include "interface/vmcs_host/khronos/IL/OMX_Audio.h" |
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#include <mmal.h> |
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#include <util/mmal_il.h> |
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/* Define this to 1 if you want to log all buffer transfers */ |
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#define ENABLE_MMAL_EXTRA_LOGGING 0 |
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#ifndef MMALOMX_EXPORT |
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# define MMALOMX_EXPORT(a) a |
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#endif |
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#ifndef MMALOMX_IMPORT |
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# define MMALOMX_IMPORT(a) a |
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#endif |
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#define MAX_MARKS_NUM 2 |
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#define MAX_ENCODINGS_NUM 20 |
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/** Per-port context data */ |
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typedef struct MMALOMX_PORT_T |
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{ |
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struct MMALOMX_COMPONENT_T *component; |
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MMAL_PORT_T *mmal; |
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OMX_DIRTYPE direction; |
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unsigned int index; |
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unsigned int buffers; |
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unsigned int buffers_in_transit; |
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MMAL_BOOL_T buffers_allocated:1; |
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MMAL_BOOL_T enabled:1; |
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MMAL_BOOL_T populated:1; |
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MMAL_BOOL_T zero_copy:1; |
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MMAL_BOOL_T no_cropping:1; |
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MMAL_BOOL_T format_changed:1; |
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MMAL_POOL_T *pool; |
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uint32_t actions; |
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OMX_MARKTYPE marks[MAX_MARKS_NUM]; |
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unsigned int marks_first:8; |
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unsigned int marks_num:8; |
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OMX_FORMAT_PARAM_TYPE format_param; |
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MMAL_PARAMETER_HEADER_T encodings_header; |
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MMAL_FOURCC_T encodings[MAX_ENCODINGS_NUM]; |
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unsigned int encodings_num; |
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} MMALOMX_PORT_T; |
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/** Component context data */ |
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typedef struct MMALOMX_COMPONENT_T { |
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OMX_COMPONENTTYPE omx; /**< OMX component type structure */ |
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unsigned int registry_id; |
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const char *name; |
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uint32_t role; |
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OMX_CALLBACKTYPE callbacks; |
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OMX_PTR callbacks_data; |
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struct MMAL_COMPONENT_T *mmal; |
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OMX_STATETYPE state; |
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unsigned int state_transition; |
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MMALOMX_PORT_T *ports; |
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unsigned int ports_num; |
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unsigned int ports_domain_num[4]; |
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MMAL_BOOL_T actions_running; |
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OMX_U32 group_id; |
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OMX_U32 group_priority; |
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/* Support for command queues */ |
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MMAL_POOL_T *cmd_pool; |
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MMAL_QUEUE_T *cmd_queue; |
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VCOS_THREAD_T cmd_thread; |
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MMAL_BOOL_T cmd_thread_used; |
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VCOS_SEMAPHORE_T cmd_sema; |
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VCOS_MUTEX_T lock; /**< Used to protect component state */ |
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VCOS_MUTEX_T lock_port; /**< Used to protect port state */ |
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} MMALOMX_COMPONENT_T; |
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OMX_ERRORTYPE mmalomx_callback_event_handler( |
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MMALOMX_COMPONENT_T *component, |
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OMX_EVENTTYPE eEvent, |
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OMX_U32 nData1, |
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OMX_U32 nData2, |
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OMX_PTR pEventData); |
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#define MMALOMX_LOCK(a) vcos_mutex_lock(&a->lock) |
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#define MMALOMX_UNLOCK(a) vcos_mutex_unlock(&a->lock) |
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#define MMALOMX_LOCK_PORT(a,b) vcos_mutex_lock(&a->lock_port) |
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#define MMALOMX_UNLOCK_PORT(a,b) vcos_mutex_unlock(&a->lock_port) |
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