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/*
Copyright (c) 2012, Broadcom Europe Ltd
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 copyright holder 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 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.
*/
// Video deocode demo using OpenMAX IL though the ilcient helper library
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "bcm_host.h"
#include "ilclient.h"
static int video_decode_test()
{
OMX_VIDEO_PARAM_PORTFORMATTYPE format;
OMX_TIME_CONFIG_CLOCKSTATETYPE cstate;
COMPONENT_T *video_decode = NULL, *video_scheduler = NULL, *video_render = NULL, *clock = NULL;
COMPONENT_T *list[5];
TUNNEL_T tunnel[4];
ILCLIENT_T *client;
int status = 0;
unsigned int data_len = 0;
memset(list, 0, sizeof(list));
memset(tunnel, 0, sizeof(tunnel));
if((client = ilclient_init()) == NULL)
{
return -3;
}
if(OMX_Init() != OMX_ErrorNone)
{
ilclient_destroy(client);
return -4;
}
// create video_decode
if(ilclient_create_component(client, &video_decode, "video_decode", ILCLIENT_DISABLE_ALL_PORTS | ILCLIENT_ENABLE_INPUT_BUFFERS) != 0)
status = -14;
list[0] = video_decode;
// create video_render
if(status == 0 && ilclient_create_component(client, &video_render, "video_render", ILCLIENT_DISABLE_ALL_PORTS) != 0)
status = -14;
list[1] = video_render;
// create clock
if(status == 0 && ilclient_create_component(client, &clock, "clock", ILCLIENT_DISABLE_ALL_PORTS) != 0)
status = -14;
list[2] = clock;
memset(&cstate, 0, sizeof(cstate));
cstate.nSize = sizeof(cstate);
cstate.nVersion.nVersion = OMX_VERSION;
cstate.eState = OMX_TIME_ClockStateWaitingForStartTime;
cstate.nWaitMask = 1;
if(clock != NULL && OMX_SetParameter(ILC_GET_HANDLE(clock), OMX_IndexConfigTimeClockState, &cstate) != OMX_ErrorNone)
status = -13;
// create video_scheduler
if(status == 0 && ilclient_create_component(client, &video_scheduler, "video_scheduler", ILCLIENT_DISABLE_ALL_PORTS) != 0)
status = -14;
list[3] = video_scheduler;
set_tunnel(tunnel, video_decode, 131, video_scheduler, 10);
set_tunnel(tunnel+1, video_scheduler, 11, video_render, 90);
set_tunnel(tunnel+2, clock, 80, video_scheduler, 12);
// setup clock tunnel first
if(status == 0 && ilclient_setup_tunnel(tunnel+2, 0, 0) != 0)
status = -15;
else
ilclient_change_component_state(clock, OMX_StateExecuting);
if(status == 0)
ilclient_change_component_state(video_decode, OMX_StateIdle);
memset(&format, 0, sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE));
format.nSize = sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE);
format.nVersion.nVersion = OMX_VERSION;
format.nPortIndex = 130;
format.eCompressionFormat = OMX_VIDEO_CodingAVC;
format.xFramerate = 60 << 16;
if(status == 0 &&
OMX_SetParameter(ILC_GET_HANDLE(video_decode), OMX_IndexParamVideoPortFormat, &format) == OMX_ErrorNone &&
ilclient_enable_port_buffers(video_decode, 130, NULL, NULL, NULL) == 0)
{
OMX_BUFFERHEADERTYPE *buf;
int port_settings_changed = 0;
ilclient_change_component_state(video_render, OMX_StateIdle);
OMX_CONFIG_DISPLAYREGIONTYPE configDisplay;
memset(&configDisplay, 0, sizeof(OMX_CONFIG_DISPLAYREGIONTYPE));
configDisplay.nSize = sizeof(OMX_CONFIG_DISPLAYREGIONTYPE);
configDisplay.nVersion.nVersion = OMX_VERSION;
configDisplay.nPortIndex = 90;
configDisplay.fullscreen = OMX_FALSE;
configDisplay.noaspect = OMX_TRUE;
configDisplay.set = (OMX_DISPLAYSETTYPE)(OMX_DISPLAY_SET_DEST_RECT|OMX_DISPLAY_SET_SRC_RECT|OMX_DISPLAY_SET_FULLSCREEN|OMX_DISPLAY_SET_NOASPECT);
// dest size
configDisplay.dest_rect.x_offset = 0;
configDisplay.dest_rect.y_offset = 0;
configDisplay.dest_rect.width = 640;
configDisplay.dest_rect.height = 360;
// source size
configDisplay.src_rect.x_offset = 0;
configDisplay.src_rect.y_offset = 0;
configDisplay.src_rect.width = 640;
configDisplay.src_rect.height = 360;
int stat = 0;
stat = OMX_SetParameter(ILC_GET_HANDLE(video_render), OMX_IndexConfigDisplayRegion, &configDisplay);
printf ("stat= %#x\n", stat);
int first_packet = 1;
ilclient_change_component_state(video_decode, OMX_StateExecuting);
while((buf = ilclient_get_input_buffer(video_decode, 130, 1)) != NULL)
{
// feed data and wait until we get port settings changed
unsigned char *dest = buf->pBuffer;
data_len = read(STDIN_FILENO, dest, buf->nAllocLen-data_len);
if(port_settings_changed == 0 &&
((data_len > 0 && ilclient_remove_event(video_decode, OMX_EventPortSettingsChanged, 131, 0, 0, 1) == 0) ||
(data_len == 0 && ilclient_wait_for_event(video_decode, OMX_EventPortSettingsChanged, 131, 0, 0, 1,
ILCLIENT_EVENT_ERROR | ILCLIENT_PARAMETER_CHANGED, 10000) == 0)))
{
port_settings_changed = 1;
if(ilclient_setup_tunnel(tunnel, 0, 0) != 0)
{
status = -7;
break;
}
ilclient_change_component_state(video_scheduler, OMX_StateExecuting);
// now setup tunnel to video_render
if(ilclient_setup_tunnel(tunnel+1, 0, 1000) != 0)
{
status = -12;
break;
}
ilclient_change_component_state(video_render, OMX_StateExecuting);
}
if(!data_len)
break;
buf->nFilledLen = data_len;
data_len = 0;
buf->nOffset = 0;
if(first_packet)
{
buf->nFlags = OMX_BUFFERFLAG_STARTTIME;
first_packet = 0;
}
else
buf->nFlags = OMX_BUFFERFLAG_TIME_UNKNOWN;
if(OMX_EmptyThisBuffer(ILC_GET_HANDLE(video_decode), buf) != OMX_ErrorNone)
{
status = -6;
break;
}
}
buf->nFilledLen = 0;
buf->nFlags = OMX_BUFFERFLAG_TIME_UNKNOWN | OMX_BUFFERFLAG_EOS;
if(OMX_EmptyThisBuffer(ILC_GET_HANDLE(video_decode), buf) != OMX_ErrorNone)
status = -20;
// wait for EOS from render
ilclient_wait_for_event(video_render, OMX_EventBufferFlag, 90, 0, OMX_BUFFERFLAG_EOS, 0,
ILCLIENT_BUFFER_FLAG_EOS, 10000);
// need to flush the renderer to allow video_decode to disable its input port
ilclient_flush_tunnels(tunnel, 0);
ilclient_disable_port_buffers(video_decode, 130, NULL, NULL, NULL);
}
ilclient_disable_tunnel(tunnel);
ilclient_disable_tunnel(tunnel+1);
ilclient_disable_tunnel(tunnel+2);
ilclient_teardown_tunnels(tunnel);
ilclient_state_transition(list, OMX_StateIdle);
ilclient_state_transition(list, OMX_StateLoaded);
ilclient_cleanup_components(list);
OMX_Deinit();
ilclient_destroy(client);
return status;
}
int main (int argc, char **argv)
{
bcm_host_init();
return video_decode_test();
}
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