gstreamer/omx/gstomx.c

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/*
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
* Copyright (C) 2013, Collabora Ltd.
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation
* version 2.1 of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <string.h>
#include "gstomx.h"
#include "gstomxmpeg2dec.h"
#include "gstomxmpeg4videodec.h"
#include "gstomxh264dec.h"
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#include "gstomxh263dec.h"
#include "gstomxwmvdec.h"
#include "gstomxmpeg4videoenc.h"
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#include "gstomxh264enc.h"
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#include "gstomxh263enc.h"
#include "gstomxaacenc.h"
GST_DEBUG_CATEGORY (gstomx_debug);
#define GST_CAT_DEFAULT gstomx_debug
G_LOCK_DEFINE_STATIC (core_handles);
static GHashTable *core_handles;
GstOMXCore *
gst_omx_core_acquire (const gchar * filename)
{
GstOMXCore *core;
G_LOCK (core_handles);
if (!core_handles)
core_handles =
g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
core = g_hash_table_lookup (core_handles, filename);
if (!core) {
core = g_slice_new0 (GstOMXCore);
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g_mutex_init (&core->lock);
core->user_count = 0;
g_hash_table_insert (core_handles, g_strdup (filename), core);
/* Hack for the Broadcom OpenMAX IL implementation */
#ifdef USE_OMX_TARGET_RPI
{
#else
if (g_str_has_suffix (filename, "vc/lib/libopenmaxil.so")) {
#endif
gchar *bcm_host_filename;
gchar *bcm_host_path;
GModule *bcm_host_module;
void (*bcm_host_init) (void);
bcm_host_path = g_path_get_dirname (filename);
bcm_host_filename =
g_build_filename (bcm_host_path, "libbcm_host.so", NULL);
bcm_host_module =
g_module_open (bcm_host_filename,
G_MODULE_BIND_LAZY | G_MODULE_BIND_LOCAL);
g_free (bcm_host_filename);
g_free (bcm_host_path);
if (!bcm_host_module) {
/* Retry without an absolute path */
bcm_host_module =
g_module_open ("libbcm_host.so",
G_MODULE_BIND_LAZY | G_MODULE_BIND_LOCAL);
if (!bcm_host_module) {
GST_ERROR ("Failed to load libbcm_host.so");
goto error;
}
}
if (!g_module_symbol (bcm_host_module, "bcm_host_init",
(gpointer *) & bcm_host_init)) {
GST_ERROR ("Failed to load symbol 'bcm_host_init' from libbcm_host.so");
goto error;
}
bcm_host_init ();
}
core->module =
g_module_open (filename, G_MODULE_BIND_LAZY | G_MODULE_BIND_LOCAL);
if (!core->module)
goto load_failed;
if (!g_module_symbol (core->module, "OMX_Init", (gpointer *) & core->init))
goto symbol_error;
if (!g_module_symbol (core->module, "OMX_Deinit",
(gpointer *) & core->deinit))
goto symbol_error;
if (!g_module_symbol (core->module, "OMX_GetHandle",
(gpointer *) & core->get_handle))
goto symbol_error;
if (!g_module_symbol (core->module, "OMX_FreeHandle",
(gpointer *) & core->free_handle))
goto symbol_error;
if (!g_module_symbol (core->module, "OMX_SetupTunnel",
(gpointer *) & core->setup_tunnel))
goto symbol_error;
GST_DEBUG ("Successfully loaded core '%s'", filename);
}
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g_mutex_lock (&core->lock);
core->user_count++;
if (core->user_count == 1) {
OMX_ERRORTYPE err;
err = core->init ();
if (err != OMX_ErrorNone) {
GST_ERROR ("Failed to initialize core '%s': 0x%08x", filename, err);
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g_mutex_unlock (&core->lock);
goto error;
}
GST_DEBUG ("Successfully initialized core '%s'", filename);
}
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g_mutex_unlock (&core->lock);
G_UNLOCK (core_handles);
return core;
load_failed:
{
GST_ERROR ("Failed to load module '%s': %s", filename, g_module_error ());
goto error;
}
symbol_error:
{
GST_ERROR ("Failed to locate required OpenMAX symbol in '%s': %s", filename,
g_module_error ());
g_module_close (core->module);
core->module = NULL;
goto error;
}
error:
{
g_hash_table_remove (core_handles, filename);
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g_mutex_clear (&core->lock);
g_slice_free (GstOMXCore, core);
G_UNLOCK (core_handles);
return NULL;
}
}
void
gst_omx_core_release (GstOMXCore * core)
{
g_return_if_fail (core != NULL);
G_LOCK (core_handles);
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g_mutex_lock (&core->lock);
GST_DEBUG ("Releasing core %p", core);
core->user_count--;
if (core->user_count == 0) {
GST_DEBUG ("Deinit core %p", core);
core->deinit ();
}
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g_mutex_unlock (&core->lock);
G_UNLOCK (core_handles);
}
/* NOTE: comp->messages_lock will be used */
static void
gst_omx_component_flush_messages (GstOMXComponent * comp)
{
GstOMXMessage *msg;
g_mutex_lock (&comp->messages_lock);
while ((msg = g_queue_pop_head (&comp->messages))) {
g_slice_free (GstOMXMessage, msg);
}
g_mutex_unlock (&comp->messages_lock);
}
/* NOTE: Call with comp->lock, comp->messages_lock will be used */
static void
gst_omx_component_handle_messages (GstOMXComponent * comp)
{
GstOMXMessage *msg;
g_mutex_lock (&comp->messages_lock);
while ((msg = g_queue_pop_head (&comp->messages))) {
g_mutex_unlock (&comp->messages_lock);
switch (msg->type) {
case GST_OMX_MESSAGE_STATE_SET:{
GST_DEBUG_OBJECT (comp->parent, "State change to %d finished",
msg->content.state_set.state);
comp->state = msg->content.state_set.state;
if (comp->state == comp->pending_state)
comp->pending_state = OMX_StateInvalid;
break;
}
case GST_OMX_MESSAGE_FLUSH:{
GstOMXPort *port = NULL;
OMX_U32 index = msg->content.flush.port;
port = gst_omx_component_get_port (comp, index);
if (!port)
break;
GST_DEBUG_OBJECT (comp->parent, "Port %u flushed", port->index);
if (port->flushing) {
port->flushed = TRUE;
} else {
GST_ERROR_OBJECT (comp->parent, "Port %u was not flushing",
port->index);
}
break;
}
case GST_OMX_MESSAGE_ERROR:{
OMX_ERRORTYPE error = msg->content.error.error;
if (error == OMX_ErrorNone)
break;
GST_ERROR_OBJECT (comp->parent, "Got error: %s (0x%08x)",
gst_omx_error_to_string (error), error);
/* We only set the first error ever from which
* we can't recover anymore.
*/
if (comp->last_error == OMX_ErrorNone)
comp->last_error = error;
g_cond_broadcast (&comp->messages_cond);
break;
}
case GST_OMX_MESSAGE_PORT_ENABLE:{
GstOMXPort *port = NULL;
OMX_U32 index = msg->content.port_enable.port;
OMX_BOOL enable = msg->content.port_enable.enable;
port = gst_omx_component_get_port (comp, index);
if (!port)
break;
GST_DEBUG_OBJECT (comp->parent, "Port %u %s", port->index,
(enable ? "enabled" : "disabled"));
if (enable)
port->enabled_pending = FALSE;
else
port->disabled_pending = FALSE;
break;
}
case GST_OMX_MESSAGE_PORT_SETTINGS_CHANGED:{
gint i, n;
OMX_U32 index = msg->content.port_settings_changed.port;
GList *outports = NULL, *l, *k;
GST_DEBUG_OBJECT (comp->parent, "Settings changed (port %u)", index);
/* FIXME: This probably can be done better */
/* Now update the ports' states */
n = (comp->ports ? comp->ports->len : 0);
for (i = 0; i < n; i++) {
GstOMXPort *port = g_ptr_array_index (comp->ports, i);
if (index == OMX_ALL || index == port->index) {
port->settings_cookie++;
gst_omx_port_update_port_definition (port, NULL);
if (port->port_def.eDir == OMX_DirOutput && !port->tunneled)
outports = g_list_prepend (outports, port);
}
}
for (k = outports; k; k = k->next) {
gboolean found = FALSE;
for (l = comp->pending_reconfigure_outports; l; l = l->next) {
if (l->data == k->data) {
found = TRUE;
break;
}
}
if (!found)
comp->pending_reconfigure_outports =
g_list_prepend (comp->pending_reconfigure_outports, k->data);
}
g_list_free (outports);
break;
}
case GST_OMX_MESSAGE_BUFFER_FLAG:{
GstOMXPort *port = NULL;
OMX_U32 index = msg->content.buffer_flag.port;
OMX_U32 flags = msg->content.buffer_flag.flags;
port = gst_omx_component_get_port (comp, index);
if (!port)
break;
GST_DEBUG_OBJECT (comp->parent, "Port %u got buffer flags 0x%08x",
port->index, flags);
if ((flags & OMX_BUFFERFLAG_EOS)
&& port->port_def.eDir == OMX_DirOutput)
port->eos = TRUE;
break;
}
case GST_OMX_MESSAGE_BUFFER_DONE:{
GstOMXBuffer *buf = msg->content.buffer_done.buffer->pAppPrivate;
GstOMXPort *port;
GstOMXComponent *comp;
port = buf->port;
comp = port->comp;
if (msg->content.buffer_done.empty) {
/* Input buffer is empty again and can be used to contain new input */
GST_DEBUG_OBJECT (comp->parent, "Port %u emptied buffer %p (%p)",
port->index, buf, buf->omx_buf->pBuffer);
/* XXX: Some OMX implementations don't reset nOffset
* when the complete buffer is emptied but instead
* only reset nFilledLen. We reset nOffset to 0
* if nFilledLen == 0, which is safe to do because
* the offset *must* be 0 if the buffer is not
* filled at all.
*
* Seen in QCOM's OMX implementation.
*/
if (buf->omx_buf->nFilledLen == 0)
buf->omx_buf->nOffset = 0;
/* Reset all flags, some implementations don't
* reset them themselves and the flags are not
* valid anymore after the buffer was consumed
*/
buf->omx_buf->nFlags = 0;
} else {
/* Output buffer contains output now or
* the port was flushed */
GST_DEBUG_OBJECT (comp->parent, "Port %u filled buffer %p (%p)",
port->index, buf, buf->omx_buf->pBuffer);
if ((buf->omx_buf->nFlags & OMX_BUFFERFLAG_EOS)
&& port->port_def.eDir == OMX_DirOutput)
port->eos = TRUE;
}
buf->used = FALSE;
g_queue_push_tail (&port->pending_buffers, buf);
break;
}
default:{
g_assert_not_reached ();
break;
}
}
g_slice_free (GstOMXMessage, msg);
g_mutex_lock (&comp->messages_lock);
}
g_mutex_unlock (&comp->messages_lock);
}
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/* NOTE: comp->messages_lock will be used */
static void
gst_omx_component_send_message (GstOMXComponent * comp, GstOMXMessage * msg)
{
g_mutex_lock (&comp->messages_lock);
if (msg)
g_queue_push_tail (&comp->messages, msg);
g_cond_broadcast (&comp->messages_cond);
g_mutex_unlock (&comp->messages_lock);
}
static OMX_ERRORTYPE
EventHandler (OMX_HANDLETYPE hComponent, OMX_PTR pAppData, OMX_EVENTTYPE eEvent,
OMX_U32 nData1, OMX_U32 nData2, OMX_PTR pEventData)
{
GstOMXComponent *comp = (GstOMXComponent *) pAppData;
switch (eEvent) {
case OMX_EventCmdComplete:
{
OMX_COMMANDTYPE cmd = (OMX_COMMANDTYPE) nData1;
GST_DEBUG_OBJECT (comp->parent, "Command %d complete", cmd);
switch (cmd) {
case OMX_CommandStateSet:{
GstOMXMessage *msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_STATE_SET;
msg->content.state_set.state = nData2;
GST_DEBUG_OBJECT (comp->parent, "State change to %d finished",
msg->content.state_set.state);
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gst_omx_component_send_message (comp, msg);
break;
}
case OMX_CommandFlush:{
GstOMXMessage *msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_FLUSH;
msg->content.flush.port = nData2;
GST_DEBUG_OBJECT (comp->parent, "Port %u flushed",
msg->content.flush.port);
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gst_omx_component_send_message (comp, msg);
break;
}
case OMX_CommandPortEnable:
case OMX_CommandPortDisable:{
GstOMXMessage *msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_PORT_ENABLE;
msg->content.port_enable.port = nData2;
msg->content.port_enable.enable = (cmd == OMX_CommandPortEnable);
GST_DEBUG_OBJECT (comp->parent, "Port %u %s",
msg->content.port_enable.port,
(msg->content.port_enable.enable ? "enabled" : "disabled"));
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gst_omx_component_send_message (comp, msg);
break;
}
default:
break;
}
break;
}
case OMX_EventError:
{
GstOMXMessage *msg;
/* Yes, this really happens... */
if (nData1 == OMX_ErrorNone)
break;
msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_ERROR;
msg->content.error.error = nData1;
GST_ERROR_OBJECT (comp->parent, "Got error: %s (0x%08x)",
gst_omx_error_to_string (msg->content.error.error),
msg->content.error.error);
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gst_omx_component_send_message (comp, msg);
break;
}
case OMX_EventPortSettingsChanged:
{
GstOMXMessage *msg = g_slice_new (GstOMXMessage);
OMX_U32 index;
if (!(comp->hacks &
GST_OMX_HACK_EVENT_PORT_SETTINGS_CHANGED_NDATA_PARAMETER_SWAP)) {
index = nData1;
} else {
index = nData2;
}
if (index == 0
&& (comp->hacks &
GST_OMX_HACK_EVENT_PORT_SETTINGS_CHANGED_PORT_0_TO_1))
index = 1;
msg->type = GST_OMX_MESSAGE_PORT_SETTINGS_CHANGED;
msg->content.port_settings_changed.port = index;
GST_DEBUG_OBJECT (comp->parent, "Settings changed (port index: %d)",
msg->content.port_settings_changed.port);
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gst_omx_component_send_message (comp, msg);
break;
}
case OMX_EventBufferFlag:{
GstOMXMessage *msg;
msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_BUFFER_FLAG;
msg->content.buffer_flag.port = nData1;
msg->content.buffer_flag.flags = nData2;
GST_DEBUG_OBJECT (comp->parent, "Port %u got buffer flags 0x%08x",
msg->content.buffer_flag.port, msg->content.buffer_flag.flags);
gst_omx_component_send_message (comp, msg);
break;
}
case OMX_EventPortFormatDetected:
default:
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GST_DEBUG_OBJECT (comp->parent, "Unknown event 0x%08x", eEvent);
break;
}
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
EmptyBufferDone (OMX_HANDLETYPE hComponent, OMX_PTR pAppData,
OMX_BUFFERHEADERTYPE * pBuffer)
{
GstOMXBuffer *buf;
GstOMXComponent *comp;
GstOMXMessage *msg;
buf = pBuffer->pAppPrivate;
if (!buf) {
GST_ERROR ("Have unknown or deallocated buffer %p", pBuffer);
return OMX_ErrorNone;
}
g_assert (buf->omx_buf == pBuffer);
if (buf->port->tunneled) {
GST_ERROR ("EmptyBufferDone on tunneled port");
return OMX_ErrorBadParameter;
}
comp = buf->port->comp;
msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_BUFFER_DONE;
msg->content.buffer_done.component = hComponent;
msg->content.buffer_done.app_data = pAppData;
msg->content.buffer_done.buffer = pBuffer;
msg->content.buffer_done.empty = OMX_TRUE;
GST_DEBUG_OBJECT (comp->parent, "Port %u emptied buffer %p (%p)",
buf->port->index, buf, buf->omx_buf->pBuffer);
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gst_omx_component_send_message (comp, msg);
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
FillBufferDone (OMX_HANDLETYPE hComponent, OMX_PTR pAppData,
OMX_BUFFERHEADERTYPE * pBuffer)
{
GstOMXBuffer *buf;
GstOMXComponent *comp;
GstOMXMessage *msg;
buf = pBuffer->pAppPrivate;
if (!buf) {
GST_ERROR ("Have unknown or deallocated buffer %p", pBuffer);
return OMX_ErrorNone;
}
g_assert (buf->omx_buf == pBuffer);
if (buf->port->tunneled) {
GST_ERROR ("FillBufferDone on tunneled port");
return OMX_ErrorBadParameter;
}
comp = buf->port->comp;
msg = g_slice_new (GstOMXMessage);
msg->type = GST_OMX_MESSAGE_BUFFER_DONE;
msg->content.buffer_done.component = hComponent;
msg->content.buffer_done.app_data = pAppData;
msg->content.buffer_done.buffer = pBuffer;
msg->content.buffer_done.empty = OMX_FALSE;
GST_DEBUG_OBJECT (comp->parent, "Port %u filled buffer %p (%p)",
buf->port->index, buf, buf->omx_buf->pBuffer);
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gst_omx_component_send_message (comp, msg);
return OMX_ErrorNone;
}
static OMX_CALLBACKTYPE callbacks =
{ EventHandler, EmptyBufferDone, FillBufferDone };
/* NOTE: Uses comp->lock and comp->messages_lock */
GstOMXComponent *
gst_omx_component_new (GstObject * parent, const gchar * core_name,
const gchar * component_name, const gchar * component_role, guint64 hacks)
{
OMX_ERRORTYPE err;
GstOMXCore *core;
GstOMXComponent *comp;
core = gst_omx_core_acquire (core_name);
if (!core)
return NULL;
comp = g_slice_new0 (GstOMXComponent);
comp->core = core;
err =
core->get_handle (&comp->handle, (OMX_STRING) component_name, comp,
&callbacks);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (parent,
"Failed to get component handle '%s' from core '%s': 0x%08x",
component_name, core_name, err);
gst_omx_core_release (core);
g_slice_free (GstOMXComponent, comp);
return NULL;
}
GST_DEBUG_OBJECT (parent,
"Successfully got component handle %p (%s) from core '%s'", comp->handle,
component_name, core_name);
comp->parent = gst_object_ref (parent);
comp->hacks = hacks;
comp->ports = g_ptr_array_new ();
comp->n_in_ports = 0;
comp->n_out_ports = 0;
g_mutex_init (&comp->lock);
g_mutex_init (&comp->messages_lock);
g_cond_init (&comp->messages_cond);
g_queue_init (&comp->messages);
comp->pending_state = OMX_StateInvalid;
comp->last_error = OMX_ErrorNone;
/* Set component role if any */
if (component_role && !(hacks & GST_OMX_HACK_NO_COMPONENT_ROLE)) {
OMX_PARAM_COMPONENTROLETYPE param;
GST_OMX_INIT_STRUCT (&param);
g_strlcpy ((gchar *) param.cRole, component_role, sizeof (param.cRole));
err =
gst_omx_component_set_parameter (comp,
OMX_IndexParamStandardComponentRole, &param);
GST_DEBUG_OBJECT (parent, "Setting component role to '%s': %s (0x%08x)",
component_role, gst_omx_error_to_string (err), err);
/* If setting the role failed this component is unusable */
if (err != OMX_ErrorNone) {
gst_omx_component_free (comp);
return NULL;
}
}
OMX_GetState (comp->handle, &comp->state);
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
g_mutex_unlock (&comp->lock);
return comp;
}
/* NOTE: Uses comp->messages_lock */
void
gst_omx_component_free (GstOMXComponent * comp)
{
gint i, n;
g_return_if_fail (comp != NULL);
GST_DEBUG_OBJECT (comp->parent, "Unloading component %p", comp);
if (comp->ports) {
n = comp->ports->len;
for (i = 0; i < n; i++) {
GstOMXPort *port = g_ptr_array_index (comp->ports, i);
gst_omx_port_deallocate_buffers (port);
g_assert (port->buffers == NULL);
g_assert (g_queue_get_length (&port->pending_buffers) == 0);
g_slice_free (GstOMXPort, port);
}
g_ptr_array_unref (comp->ports);
2011-08-10 07:02:52 +00:00
comp->ports = NULL;
}
2011-08-10 07:02:52 +00:00
comp->core->free_handle (comp->handle);
gst_omx_core_release (comp->core);
gst_omx_component_flush_messages (comp);
g_cond_clear (&comp->messages_cond);
g_mutex_clear (&comp->messages_lock);
g_mutex_clear (&comp->lock);
gst_object_unref (comp->parent);
2011-08-10 07:03:52 +00:00
g_slice_free (GstOMXComponent, comp);
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_component_set_state (GstOMXComponent * comp, OMX_STATETYPE state)
{
OMX_STATETYPE old_state;
OMX_ERRORTYPE err = OMX_ErrorNone;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
old_state = comp->state;
GST_DEBUG_OBJECT (comp->parent, "Setting state from %d to %d", old_state,
state);
if ((err = comp->last_error) != OMX_ErrorNone && state > old_state) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
if (old_state == state || comp->pending_state == state) {
GST_DEBUG_OBJECT (comp->parent, "Component already in state %d", state);
goto done;
}
comp->pending_state = state;
/* Reset some things */
if ((old_state == OMX_StateExecuting || old_state == OMX_StatePause)
&& state < old_state) {
g_list_free (comp->pending_reconfigure_outports);
comp->pending_reconfigure_outports = NULL;
/* Notify all inports that are still waiting */
2013-01-11 15:32:22 +00:00
gst_omx_component_send_message (comp, NULL);
}
err = OMX_SendCommand (comp->handle, OMX_CommandStateSet, state, NULL);
/* No need to check if anything has changed here */
done:
gst_omx_component_handle_messages (comp);
g_mutex_unlock (&comp->lock);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Error setting state from %d to %d: %s (0x%08x)", old_state, state,
gst_omx_error_to_string (err), err);
}
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_STATETYPE
gst_omx_component_get_state (GstOMXComponent * comp, GstClockTime timeout)
{
OMX_STATETYPE ret;
2012-11-12 10:29:48 +00:00
gint64 wait_until = -1;
gboolean signalled = TRUE;
g_return_val_if_fail (comp != NULL, OMX_StateInvalid);
GST_DEBUG_OBJECT (comp->parent, "Getting state");
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
ret = comp->state;
if (comp->pending_state == OMX_StateInvalid)
goto done;
if (comp->last_error != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (comp->last_error), comp->last_error);
ret = OMX_StateInvalid;
goto done;
}
if (timeout != GST_CLOCK_TIME_NONE) {
2012-11-12 10:29:48 +00:00
gint64 add = timeout / (GST_SECOND / G_TIME_SPAN_SECOND);
if (add == 0)
goto done;
2012-11-12 10:29:48 +00:00
wait_until = g_get_monotonic_time () + add;
GST_DEBUG_OBJECT (comp->parent, "Waiting for %" G_GINT64_FORMAT "us", add);
} else {
GST_DEBUG_OBJECT (comp->parent, "Waiting for signal");
}
gst_omx_component_handle_messages (comp);
while (signalled && comp->last_error == OMX_ErrorNone
&& comp->pending_state != OMX_StateInvalid) {
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (!g_queue_is_empty (&comp->messages)) {
signalled = TRUE;
}
2012-11-12 10:29:48 +00:00
if (wait_until == -1) {
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
2012-11-12 10:29:48 +00:00
signalled = TRUE;
} else {
signalled =
g_cond_wait_until (&comp->messages_cond, &comp->messages_lock,
2012-11-12 10:29:48 +00:00
wait_until);
}
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
if (signalled)
gst_omx_component_handle_messages (comp);
};
if (signalled) {
if (comp->last_error != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Got error while waiting for state change: %s (0x%08x)",
gst_omx_error_to_string (comp->last_error), comp->last_error);
ret = OMX_StateInvalid;
} else if (comp->pending_state == OMX_StateInvalid) {
/* State change finished and everything's fine */
ret = comp->state;
} else {
ret = OMX_StateInvalid;
g_assert_not_reached ();
}
} else {
ret = OMX_StateInvalid;
GST_WARNING_OBJECT (comp->parent, "Timeout while waiting for state change");
}
done:
g_mutex_unlock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Returning state %d", ret);
return ret;
}
GstOMXPort *
gst_omx_component_add_port (GstOMXComponent * comp, guint32 index)
{
gint i, n;
GstOMXPort *port;
OMX_PARAM_PORTDEFINITIONTYPE port_def;
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, NULL);
/* Check if this port exists already */
n = comp->ports->len;
for (i = 0; i < n; i++) {
port = g_ptr_array_index (comp->ports, i);
g_return_val_if_fail (port->index != index, NULL);
}
GST_DEBUG_OBJECT (comp->parent, "Adding port %u", index);
GST_OMX_INIT_STRUCT (&port_def);
port_def.nPortIndex = index;
err = gst_omx_component_get_parameter (comp, OMX_IndexParamPortDefinition,
&port_def);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Failed to add port %u: %s (0x%08x)", index,
gst_omx_error_to_string (err), err);
return NULL;
}
port = g_slice_new0 (GstOMXPort);
port->comp = comp;
port->index = index;
port->tunneled = FALSE;
port->port_def = port_def;
g_queue_init (&port->pending_buffers);
port->flushing = TRUE;
port->flushed = FALSE;
port->enabled_pending = FALSE;
port->disabled_pending = FALSE;
port->eos = FALSE;
if (port->port_def.eDir == OMX_DirInput)
comp->n_in_ports++;
else
comp->n_out_ports++;
g_ptr_array_add (comp->ports, port);
return port;
}
GstOMXPort *
gst_omx_component_get_port (GstOMXComponent * comp, guint32 index)
{
gint i, n;
n = comp->ports->len;
for (i = 0; i < n; i++) {
GstOMXPort *tmp = g_ptr_array_index (comp->ports, i);
if (tmp->index == index)
return tmp;
}
return NULL;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_component_get_last_error (GstOMXComponent * comp)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
err = comp->last_error;
g_mutex_unlock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Returning last error: %s (0x%08x)",
gst_omx_error_to_string (err), err);
return err;
}
const gchar *
gst_omx_component_get_last_error_string (GstOMXComponent * comp)
{
g_return_val_if_fail (comp != NULL, NULL);
return gst_omx_error_to_string (gst_omx_component_get_last_error (comp));
}
/* comp->lock must be unlocked while calling this */
OMX_ERRORTYPE
gst_omx_component_get_parameter (GstOMXComponent * comp, OMX_INDEXTYPE index,
gpointer param)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (param != NULL, OMX_ErrorUndefined);
GST_DEBUG_OBJECT (comp->parent, "Getting parameter at index 0x%08x", index);
err = OMX_GetParameter (comp->handle, index, param);
GST_DEBUG_OBJECT (comp->parent, "Got parameter at index 0x%08x: %s (0x%08x)",
index, gst_omx_error_to_string (err), err);
return err;
}
/* comp->lock must be unlocked while calling this */
OMX_ERRORTYPE
gst_omx_component_set_parameter (GstOMXComponent * comp, OMX_INDEXTYPE index,
gpointer param)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (param != NULL, OMX_ErrorUndefined);
GST_DEBUG_OBJECT (comp->parent, "Setting parameter at index 0x%08x", index);
err = OMX_SetParameter (comp->handle, index, param);
GST_DEBUG_OBJECT (comp->parent, "Set parameter at index 0x%08x: %s (0x%08x)",
index, gst_omx_error_to_string (err), err);
return err;
}
/* comp->lock must be unlocked while calling this */
OMX_ERRORTYPE
gst_omx_component_get_config (GstOMXComponent * comp, OMX_INDEXTYPE index,
gpointer config)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (config != NULL, OMX_ErrorUndefined);
GST_DEBUG_OBJECT (comp->parent, "Getting configuration at index 0x%08x",
index);
err = OMX_GetConfig (comp->handle, index, config);
GST_DEBUG_OBJECT (comp->parent, "Got parameter at index 0x%08x: %s (0x%08x)",
index, gst_omx_error_to_string (err), err);
return err;
}
/* comp->lock must be unlocked while calling this */
OMX_ERRORTYPE
gst_omx_component_set_config (GstOMXComponent * comp, OMX_INDEXTYPE index,
gpointer config)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (config != NULL, OMX_ErrorUndefined);
GST_DEBUG_OBJECT (comp->parent, "Setting configuration at index 0x%08x",
index);
err = OMX_SetConfig (comp->handle, index, config);
GST_DEBUG_OBJECT (comp->parent, "Set parameter at index 0x%08x: %s (0x%08x)",
index, gst_omx_error_to_string (err), err);
return err;
}
OMX_ERRORTYPE
gst_omx_component_setup_tunnel (GstOMXComponent * comp1, GstOMXPort * port1,
GstOMXComponent * comp2, GstOMXPort * port2)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp1 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (comp1->state == OMX_StateLoaded
|| !port1->port_def.bEnabled, OMX_ErrorUndefined);
g_return_val_if_fail (port1 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (port1->port_def.eDir == OMX_DirOutput,
OMX_ErrorUndefined);
g_return_val_if_fail (comp2 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (comp2->state == OMX_StateLoaded
|| !port2->port_def.bEnabled, OMX_ErrorUndefined);
g_return_val_if_fail (port2 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (port2->port_def.eDir == OMX_DirInput,
OMX_ErrorUndefined);
g_return_val_if_fail (comp1->core == comp2->core, OMX_ErrorUndefined);
g_mutex_lock (&comp1->lock);
g_mutex_lock (&comp2->lock);
GST_DEBUG_OBJECT (comp1->parent,
"Setup tunnel between %p port %u and %p port %u",
comp1, port1->index, comp2, port2->index);
err = comp1->core->setup_tunnel (comp1->handle, port1->index, comp2->handle,
port2->index);
if (err == OMX_ErrorNone) {
port1->tunneled = TRUE;
port2->tunneled = TRUE;
}
GST_DEBUG_OBJECT (comp1->parent,
"Setup tunnel between %p port %u and %p port %u: %s (0x%08x)",
comp1, port1->index,
comp2, port2->index, gst_omx_error_to_string (err), err);
g_mutex_unlock (&comp2->lock);
g_mutex_unlock (&comp1->lock);
return err;
}
OMX_ERRORTYPE
gst_omx_component_close_tunnel (GstOMXComponent * comp1, GstOMXPort * port1,
GstOMXComponent * comp2, GstOMXPort * port2)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (comp1 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (comp1->state == OMX_StateLoaded
|| !port1->port_def.bEnabled, OMX_ErrorUndefined);
g_return_val_if_fail (port1 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (port1->port_def.eDir == OMX_DirOutput,
OMX_ErrorUndefined);
g_return_val_if_fail (comp2 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (comp2->state == OMX_StateLoaded
|| !port2->port_def.bEnabled, OMX_ErrorUndefined);
g_return_val_if_fail (port2 != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (port2->port_def.eDir == OMX_DirInput,
OMX_ErrorUndefined);
g_return_val_if_fail (comp1->core == comp2->core, OMX_ErrorUndefined);
g_return_val_if_fail (port1->tunneled && port2->tunneled, OMX_ErrorUndefined);
g_mutex_lock (&comp1->lock);
g_mutex_lock (&comp2->lock);
GST_DEBUG_OBJECT (comp1->parent,
"Closing tunnel between %p port %u and %p port %u",
comp1, port1->index, comp2, port2->index);
err = comp1->core->setup_tunnel (comp1->handle, port1->index, 0, 0);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp1->parent,
"Failed to close tunnel on output side %s (0x%08x)",
gst_omx_error_to_string (err), err);
}
err = comp2->core->setup_tunnel (0, 0, comp2->handle, port2->index);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp2->parent,
"Failed to close tunnel on input side %s (0x%08x)",
gst_omx_error_to_string (err), err);
}
port1->tunneled = FALSE;
port2->tunneled = FALSE;
GST_DEBUG_OBJECT (comp1->parent,
"Closed tunnel between %p port %u and %p port %u",
comp1, port1->index, comp2, port2->index);
g_mutex_unlock (&comp2->lock);
g_mutex_unlock (&comp1->lock);
return err;
}
2013-03-01 10:18:18 +00:00
OMX_ERRORTYPE
gst_omx_port_get_port_definition (GstOMXPort * port,
OMX_PARAM_PORTDEFINITIONTYPE * port_def)
{
GstOMXComponent *comp;
2013-03-01 10:18:18 +00:00
OMX_ERRORTYPE err;
2013-03-01 10:18:18 +00:00
g_return_val_if_fail (port != NULL, OMX_ErrorBadParameter);
comp = port->comp;
GST_OMX_INIT_STRUCT (port_def);
port_def->nPortIndex = port->index;
2013-03-01 10:18:18 +00:00
err = gst_omx_component_get_parameter (comp, OMX_IndexParamPortDefinition,
port_def);
2013-03-01 10:18:18 +00:00
return err;
}
OMX_ERRORTYPE
gst_omx_port_update_port_definition (GstOMXPort * port,
OMX_PARAM_PORTDEFINITIONTYPE * port_def)
{
OMX_ERRORTYPE err = OMX_ErrorNone;
GstOMXComponent *comp;
g_return_val_if_fail (port != NULL, FALSE);
comp = port->comp;
if (port_def)
err =
gst_omx_component_set_parameter (comp, OMX_IndexParamPortDefinition,
port_def);
gst_omx_component_get_parameter (comp, OMX_IndexParamPortDefinition,
&port->port_def);
GST_DEBUG_OBJECT (comp->parent, "Updated port %u definition: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
GstOMXAcquireBufferReturn
gst_omx_port_acquire_buffer (GstOMXPort * port, GstOMXBuffer ** buf)
{
GstOMXAcquireBufferReturn ret = GST_OMX_ACQUIRE_BUFFER_ERROR;
GstOMXComponent *comp;
OMX_ERRORTYPE err;
GstOMXBuffer *_buf = NULL;
g_return_val_if_fail (port != NULL, GST_OMX_ACQUIRE_BUFFER_ERROR);
g_return_val_if_fail (!port->tunneled, GST_OMX_ACQUIRE_BUFFER_ERROR);
g_return_val_if_fail (buf != NULL, GST_OMX_ACQUIRE_BUFFER_ERROR);
*buf = NULL;
comp = port->comp;
g_mutex_lock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Acquiring buffer from port %u", port->index);
retry:
gst_omx_component_handle_messages (comp);
/* Check if the component is in an error state */
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component is in error state: %s",
gst_omx_error_to_string (err));
ret = GST_OMX_ACQUIRE_BUFFER_ERROR;
goto done;
}
/* Check if the port is flushing */
if (port->flushing) {
ret = GST_OMX_ACQUIRE_BUFFER_FLUSHING;
goto done;
}
/* If this is an input port and at least one of the output ports
* needs to be reconfigured, we wait until all output ports are
* reconfigured. Afterwards this port is reconfigured if required
* or buffers are returned to be filled as usual.
*/
if (port->port_def.eDir == OMX_DirInput) {
if (comp->pending_reconfigure_outports) {
gst_omx_component_handle_messages (comp);
while (comp->pending_reconfigure_outports &&
(err = comp->last_error) == OMX_ErrorNone && !port->flushing) {
GST_DEBUG_OBJECT (comp->parent,
"Waiting for output ports to reconfigure");
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (g_queue_is_empty (&comp->messages))
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
}
goto retry;
}
/* Only if this port needs to be reconfigured too notify
* the caller about it */
if (port->settings_cookie != port->configured_settings_cookie) {
ret = GST_OMX_ACQUIRE_BUFFER_RECONFIGURE;
goto done;
}
}
/* If we have an output port that needs to be reconfigured
* and it still has buffers pending for the old configuration
* we first return them.
* NOTE: If buffers for this configuration arrive later
* we have to drop them... */
if (port->port_def.eDir == OMX_DirOutput &&
port->settings_cookie != port->configured_settings_cookie) {
if (!g_queue_is_empty (&port->pending_buffers)) {
GST_DEBUG_OBJECT (comp->parent,
"Output port %u needs reconfiguration but has buffers pending",
port->index);
_buf = g_queue_pop_head (&port->pending_buffers);
ret = GST_OMX_ACQUIRE_BUFFER_OK;
goto done;
}
ret = GST_OMX_ACQUIRE_BUFFER_RECONFIGURE;
goto done;
}
if (port->port_def.eDir == OMX_DirOutput && port->eos) {
if (!g_queue_is_empty (&port->pending_buffers)) {
GST_DEBUG_OBJECT (comp->parent,
"Output port %u is EOS but has buffers pending", port->index);
_buf = g_queue_pop_head (&port->pending_buffers);
ret = GST_OMX_ACQUIRE_BUFFER_OK;
goto done;
}
ret = GST_OMX_ACQUIRE_BUFFER_EOS;
goto done;
}
/*
* At this point we have no error or flushing/eos port
* and a properly configured port.
*
*/
/* If the queue is empty we wait until a buffer
* arrives, an error happens, the port is flushing
* or the port needs to be reconfigured.
*/
gst_omx_component_handle_messages (comp);
if (g_queue_is_empty (&port->pending_buffers)) {
GST_DEBUG_OBJECT (comp->parent, "Queue of port %u is empty", port->index);
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (g_queue_is_empty (&comp->messages))
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (comp);
/* And now check everything again and maybe get a buffer */
goto retry;
} else {
2012-06-21 17:22:13 +00:00
GST_DEBUG_OBJECT (comp->parent, "Port %u has pending buffers", port->index);
_buf = g_queue_pop_head (&port->pending_buffers);
ret = GST_OMX_ACQUIRE_BUFFER_OK;
goto done;
}
g_assert_not_reached ();
goto retry;
done:
g_mutex_unlock (&comp->lock);
if (_buf) {
g_assert (_buf == _buf->omx_buf->pAppPrivate);
*buf = _buf;
}
GST_DEBUG_OBJECT (comp->parent, "Acquired buffer %p (%p) from port %u: %d",
_buf, (_buf ? _buf->omx_buf->pBuffer : NULL), port->index, ret);
return ret;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_release_buffer (GstOMXPort * port, GstOMXBuffer * buf)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (!port->tunneled, GST_OMX_ACQUIRE_BUFFER_ERROR);
g_return_val_if_fail (buf != NULL, OMX_ErrorUndefined);
g_return_val_if_fail (buf->port == port, OMX_ErrorUndefined);
comp = port->comp;
g_mutex_lock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Releasing buffer %p (%p) to port %u",
buf, buf->omx_buf->pBuffer, port->index);
gst_omx_component_handle_messages (comp);
if (port->port_def.eDir == OMX_DirInput) {
/* Reset all flags, some implementations don't
* reset them themselves and the flags are not
* valid anymore after the buffer was consumed
*/
buf->omx_buf->nFlags = 0;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component is in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
g_queue_push_tail (&port->pending_buffers, buf);
2013-01-11 15:32:22 +00:00
gst_omx_component_send_message (comp, NULL);
goto done;
}
if (port->flushing) {
GST_DEBUG_OBJECT (comp->parent, "Port %u is flushing, not releasing buffer",
port->index);
g_queue_push_tail (&port->pending_buffers, buf);
2013-01-11 15:32:22 +00:00
gst_omx_component_send_message (comp, NULL);
goto done;
}
g_assert (buf == buf->omx_buf->pAppPrivate);
/* FIXME: What if the settings cookies don't match? */
buf->used = TRUE;
if (port->port_def.eDir == OMX_DirInput) {
err = OMX_EmptyThisBuffer (comp->handle, buf->omx_buf);
} else {
err = OMX_FillThisBuffer (comp->handle, buf->omx_buf);
}
GST_DEBUG_OBJECT (comp->parent, "Released buffer %p to port %u: %s (0x%08x)",
buf, port->index, gst_omx_error_to_string (err), err);
done:
gst_omx_component_handle_messages (comp);
g_mutex_unlock (&comp->lock);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_set_flushing (GstOMXPort * port, GstClockTime timeout,
gboolean flush)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
comp = port->comp;
g_mutex_lock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Setting port %d to %sflushing",
port->index, (flush ? "" : "not "));
gst_omx_component_handle_messages (comp);
if (! !flush == ! !port->flushing) {
GST_DEBUG_OBJECT (comp->parent, "Port %u was %sflushing already",
port->index, (flush ? "" : "not "));
goto done;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component is in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
port->flushing = flush;
if (flush) {
gint64 wait_until = -1;
2011-08-10 07:32:01 +00:00
gboolean signalled;
OMX_ERRORTYPE last_error;
2013-01-11 15:32:22 +00:00
gst_omx_component_send_message (comp, NULL);
/* Now flush the port */
port->flushed = FALSE;
err = OMX_SendCommand (comp->handle, OMX_CommandFlush, port->index, NULL);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Error sending flush command to port %u: %s (0x%08x)", port->index,
gst_omx_error_to_string (err), err);
goto done;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Component is in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
if (! !port->flushing != ! !flush) {
GST_ERROR_OBJECT (comp->parent, "Another flush happened in the meantime");
goto done;
}
if (timeout != GST_CLOCK_TIME_NONE) {
gint64 add = timeout / (GST_SECOND / G_TIME_SPAN_SECOND);
if (add == 0) {
if (!port->flushed || (port->buffers
&& port->buffers->len >
g_queue_get_length (&port->pending_buffers)))
err = OMX_ErrorTimeout;
goto done;
}
wait_until = g_get_monotonic_time () + add;
GST_DEBUG_OBJECT (comp->parent, "Waiting for %" G_GINT64_FORMAT "us",
add);
} else {
GST_DEBUG_OBJECT (comp->parent, "Waiting for signal");
}
/* Retry until timeout or until an error happend or
* until all buffers were released by the component and
* the flush command completed */
signalled = TRUE;
last_error = OMX_ErrorNone;
gst_omx_component_handle_messages (comp);
while (signalled && last_error == OMX_ErrorNone && !port->flushed
&& port->buffers
&& port->buffers->len > g_queue_get_length (&port->pending_buffers)) {
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (!g_queue_is_empty (&comp->messages)) {
signalled = TRUE;
}
if (wait_until == -1) {
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
signalled = TRUE;
} else {
signalled =
g_cond_wait_until (&comp->messages_cond, &comp->messages_lock,
wait_until);
}
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
if (signalled)
gst_omx_component_handle_messages (comp);
last_error = comp->last_error;
}
port->flushed = FALSE;
GST_DEBUG_OBJECT (comp->parent, "Port %d flushed", port->index);
if (last_error != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Got error while flushing port %u: %s (0x%08x)", port->index,
gst_omx_error_to_string (last_error), last_error);
err = last_error;
goto done;
} else if (!signalled) {
GST_ERROR_OBJECT (comp->parent, "Timeout while flushing port %u",
port->index);
err = OMX_ErrorTimeout;
goto done;
}
/* Reset EOS flag */
port->eos = FALSE;
}
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Set port %u to %sflushing: %s (0x%08x)",
port->index, (flush ? "" : "not "), gst_omx_error_to_string (err), err);
gst_omx_component_handle_messages (comp);
g_mutex_unlock (&comp->lock);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
gboolean
gst_omx_port_is_flushing (GstOMXPort * port)
{
GstOMXComponent *comp;
gboolean flushing;
g_return_val_if_fail (port != NULL, FALSE);
comp = port->comp;
g_mutex_lock (&comp->lock);
gst_omx_component_handle_messages (port->comp);
flushing = port->flushing;
g_mutex_unlock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Port %u is flushing: %d", port->index,
flushing);
return flushing;
}
2013-03-01 10:18:18 +00:00
static OMX_ERRORTYPE gst_omx_port_deallocate_buffers_unlocked (GstOMXPort *
port);
/* NOTE: Must be called while holding comp->lock, uses comp->messages_lock */
static OMX_ERRORTYPE
gst_omx_port_allocate_buffers_unlocked (GstOMXPort * port,
const GList * buffers, const GList * images, guint n)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
gint i;
const GList *l;
g_assert (!port->buffers || port->buffers->len == 0);
g_return_val_if_fail (!port->tunneled, OMX_ErrorBadParameter);
comp = port->comp;
gst_omx_component_handle_messages (port->comp);
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
/* Update the port definition to check if we need more
* buffers after the port configuration was done and to
* update the buffer size
*/
gst_omx_port_update_port_definition (port, NULL);
g_return_val_if_fail (n != -1 || (!buffers
&& !images), OMX_ErrorBadParameter);
if (n == -1)
n = port->port_def.nBufferCountActual;
g_return_val_if_fail (n == port->port_def.nBufferCountActual,
OMX_ErrorBadParameter);
GST_DEBUG_OBJECT (comp->parent,
"Allocating %d buffers of size %u for port %u", n,
port->port_def.nBufferSize, port->index);
if (!port->buffers)
port->buffers = g_ptr_array_sized_new (n);
l = (buffers ? buffers : images);
for (i = 0; i < n; i++) {
GstOMXBuffer *buf;
buf = g_slice_new0 (GstOMXBuffer);
buf->port = port;
buf->used = FALSE;
buf->settings_cookie = port->settings_cookie;
g_ptr_array_add (port->buffers, buf);
if (buffers) {
err =
OMX_UseBuffer (comp->handle, &buf->omx_buf, port->index, buf,
port->port_def.nBufferSize, l->data);
buf->eglimage = FALSE;
} else if (images) {
err =
OMX_UseEGLImage (comp->handle, &buf->omx_buf, port->index, buf,
l->data);
buf->eglimage = TRUE;
} else {
err =
OMX_AllocateBuffer (comp->handle, &buf->omx_buf, port->index, buf,
port->port_def.nBufferSize);
buf->eglimage = FALSE;
}
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Failed to allocate buffer for port %u: %s (0x%08x)", port->index,
gst_omx_error_to_string (err), err);
2013-03-01 10:18:18 +00:00
gst_omx_port_deallocate_buffers_unlocked (port);
goto done;
}
GST_DEBUG_OBJECT (comp->parent, "Allocated buffer %p (%p)", buf,
buf->omx_buf->pBuffer);
g_assert (buf->omx_buf->pAppPrivate == buf);
/* In the beginning all buffers are not owned by the component */
g_queue_push_tail (&port->pending_buffers, buf);
if (buffers || images)
l = l->next;
}
gst_omx_component_handle_messages (comp);
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Allocated buffers for port %u: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_allocate_buffers (GstOMXPort * port)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_allocate_buffers_unlocked (port, NULL, NULL, -1);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_use_buffers (GstOMXPort * port, const GList * buffers)
{
OMX_ERRORTYPE err;
guint n;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
n = g_list_length ((GList *) buffers);
err = gst_omx_port_allocate_buffers_unlocked (port, buffers, NULL, n);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_use_eglimages (GstOMXPort * port, const GList * images)
{
OMX_ERRORTYPE err;
guint n;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
n = g_list_length ((GList *) images);
err = gst_omx_port_allocate_buffers_unlocked (port, NULL, images, n);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Must be called while holding comp->lock, uses comp->messages_lock */
static OMX_ERRORTYPE
gst_omx_port_deallocate_buffers_unlocked (GstOMXPort * port)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
gint i, n;
g_return_val_if_fail (!port->tunneled, OMX_ErrorBadParameter);
comp = port->comp;
GST_DEBUG_OBJECT (comp->parent, "Deallocating buffers of port %u",
port->index);
gst_omx_component_handle_messages (port->comp);
if (!port->buffers) {
GST_DEBUG_OBJECT (comp->parent, "No buffers allocated for port %u",
port->index);
goto done;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
/* We still try to deallocate all buffers */
}
/* We only allow deallocation of buffers after they
* were all released from the port, either by flushing
* the port or by disabling it.
*/
n = port->buffers->len;
for (i = 0; i < n; i++) {
GstOMXBuffer *buf = g_ptr_array_index (port->buffers, i);
OMX_ERRORTYPE tmp = OMX_ErrorNone;
if (buf->used)
GST_ERROR_OBJECT (comp->parent,
"Trying to free used buffer %p of port %u", buf, port->index);
/* omx_buf can be NULL if allocation failed earlier
* and we're just shutting down
*
* errors do not cause exiting this loop because we want
* to deallocate as much as possible.
*/
if (buf->omx_buf) {
g_assert (buf == buf->omx_buf->pAppPrivate);
buf->omx_buf->pAppPrivate = NULL;
GST_DEBUG_OBJECT (comp->parent, "Deallocating buffer %p (%p)", buf,
buf->omx_buf->pBuffer);
tmp = OMX_FreeBuffer (comp->handle, port->index, buf->omx_buf);
if (tmp != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Failed to deallocate buffer %d of port %u: %s (0x%08x)", i,
port->index, gst_omx_error_to_string (tmp), tmp);
if (err == OMX_ErrorNone)
err = tmp;
}
}
g_slice_free (GstOMXBuffer, buf);
}
g_queue_clear (&port->pending_buffers);
g_ptr_array_unref (port->buffers);
port->buffers = NULL;
gst_omx_component_handle_messages (comp);
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Deallocated buffers of port %u: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_deallocate_buffers (GstOMXPort * port)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_deallocate_buffers_unlocked (port);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Must be called while holding comp->lock, uses comp->messages_lock */
static OMX_ERRORTYPE
gst_omx_port_set_enabled_unlocked (GstOMXPort * port, gboolean enabled)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
comp = port->comp;
gst_omx_component_handle_messages (comp);
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
if (port->enabled_pending || port->disabled_pending) {
GST_ERROR_OBJECT (comp->parent, "Port enabled/disabled pending already");
err = OMX_ErrorInvalidState;
goto done;
}
GST_DEBUG_OBJECT (comp->parent, "Setting port %u to %s", port->index,
(enabled ? "enabled" : "disabled"));
/* Check if the port is already enabled/disabled first */
gst_omx_port_update_port_definition (port, NULL);
if (! !port->port_def.bEnabled == ! !enabled)
goto done;
if (enabled)
port->enabled_pending = TRUE;
else
port->disabled_pending = TRUE;
if (!enabled) {
/* This is also like flushing, i.e. all buffers are returned
* by the component and no new buffers should be passed to
* the component anymore */
port->flushing = TRUE;
}
if (enabled)
err =
OMX_SendCommand (comp->handle, OMX_CommandPortEnable, port->index,
NULL);
else
err =
OMX_SendCommand (comp->handle, OMX_CommandPortDisable,
port->index, NULL);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Failed to send enable/disable command to port %u: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
2013-03-01 10:18:18 +00:00
goto done;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
done:
gst_omx_component_handle_messages (comp);
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Set port %u to %s%s: %s (0x%08x)",
port->index, (err == OMX_ErrorNone ? "" : "not "),
(enabled ? "enabled" : "disabled"), gst_omx_error_to_string (err), err);
return err;
}
static OMX_ERRORTYPE
gst_omx_port_wait_buffers_released_unlocked (GstOMXPort * port,
GstClockTime timeout)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
OMX_ERRORTYPE last_error;
gint64 wait_until = -1;
gboolean signalled;
comp = port->comp;
gst_omx_component_handle_messages (comp);
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
GST_DEBUG_OBJECT (comp->parent, "Waiting for port %u to release all buffers",
port->index);
if (timeout != GST_CLOCK_TIME_NONE) {
gint64 add = timeout / (GST_SECOND / G_TIME_SPAN_SECOND);
if (add == 0) {
if (port->buffers
&& port->buffers->len > g_queue_get_length (&port->pending_buffers))
err = OMX_ErrorTimeout;
goto done;
}
wait_until = g_get_monotonic_time () + add;
GST_DEBUG_OBJECT (comp->parent, "Waiting for %" G_GINT64_FORMAT "us", add);
} else {
GST_DEBUG_OBJECT (comp->parent, "Waiting for signal");
}
/* Wait until all buffers are released by the port */
signalled = TRUE;
last_error = OMX_ErrorNone;
gst_omx_component_handle_messages (comp);
while (signalled && last_error == OMX_ErrorNone && (port->buffers
&& port->buffers->len >
g_queue_get_length (&port->pending_buffers))) {
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (!g_queue_is_empty (&comp->messages)) {
signalled = TRUE;
} else if (timeout != GST_CLOCK_TIME_NONE) {
signalled =
g_cond_wait_until (&comp->messages_cond, &comp->messages_lock,
wait_until);
} else {
signalled = TRUE;
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
}
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
if (signalled)
gst_omx_component_handle_messages (comp);
last_error = comp->last_error;
}
if (last_error != OMX_ErrorNone) {
err = last_error;
GST_ERROR_OBJECT (comp->parent,
"Got error while waiting for port %u to release all buffers: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
2013-03-01 10:18:18 +00:00
goto done;
} else if (!signalled) {
GST_ERROR_OBJECT (comp->parent,
"Timeout waiting for port %u to release all buffers", port->index);
err = OMX_ErrorTimeout;
2013-03-01 10:18:18 +00:00
goto done;
}
done:
gst_omx_component_handle_messages (comp);
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent,
"Waited for port %u to release all buffers: %s (0x%08x)", port->index,
gst_omx_error_to_string (err), err);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_wait_buffers_released (GstOMXPort * port, GstClockTime timeout)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_wait_buffers_released_unlocked (port, timeout);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_set_enabled (GstOMXPort * port, gboolean enabled)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_set_enabled_unlocked (port, enabled);
g_mutex_unlock (&port->comp->lock);
return err;
}
static OMX_ERRORTYPE
gst_omx_port_populate_unlocked (GstOMXPort * port)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
GstOMXBuffer *buf;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
comp = port->comp;
GST_DEBUG_OBJECT (comp->parent, "Populating port %d", port->index);
gst_omx_component_handle_messages (comp);
if (port->flushing) {
GST_DEBUG_OBJECT (comp->parent, "Port %u is flushing", port->index);
err = OMX_ErrorIncorrectStateOperation;
goto done;
}
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component is in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
if (port->port_def.eDir == OMX_DirOutput && port->buffers && !port->tunneled) {
/* Enqueue all buffers for the component to fill */
while ((buf = g_queue_pop_head (&port->pending_buffers))) {
if (!buf)
continue;
g_assert (!buf->used);
/* Reset all flags, some implementations don't
* reset them themselves and the flags are not
* valid anymore after the buffer was consumed
*/
buf->omx_buf->nFlags = 0;
err = OMX_FillThisBuffer (comp->handle, buf->omx_buf);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Failed to pass buffer %p (%p) to port %u: %s (0x%08x)", buf,
buf->omx_buf->pBuffer, port->index, gst_omx_error_to_string (err),
err);
goto done;
}
GST_DEBUG_OBJECT (comp->parent, "Passed buffer %p (%p) to component",
buf, buf->omx_buf->pBuffer);
}
}
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Populated port %u: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
gst_omx_component_handle_messages (comp);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_populate (GstOMXPort * port)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_populate_unlocked (port);
g_mutex_unlock (&port->comp->lock);
return err;
}
/* NOTE: Must be called while holding comp->lock, uses comp->messages_lock */
static OMX_ERRORTYPE
gst_omx_port_wait_enabled_unlocked (GstOMXPort * port, GstClockTime timeout)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
gint64 wait_until = -1;
gboolean signalled;
OMX_ERRORTYPE last_error;
gboolean enabled;
comp = port->comp;
/* Check the current port status */
gst_omx_port_update_port_definition (port, NULL);
if (port->enabled_pending)
enabled = TRUE;
else if (port->disabled_pending)
enabled = FALSE;
else
enabled = port->port_def.bEnabled;
gst_omx_component_handle_messages (comp);
if ((err = comp->last_error) != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent, "Component in error state: %s (0x%08x)",
gst_omx_error_to_string (err), err);
goto done;
}
GST_DEBUG_OBJECT (comp->parent, "Waiting for port %u to be %s", port->index,
(enabled ? "enabled" : "disabled"));
if (timeout != GST_CLOCK_TIME_NONE) {
gint64 add = timeout / (GST_SECOND / G_TIME_SPAN_SECOND);
if (add == 0) {
if (port->enabled_pending || port->disabled_pending)
err = OMX_ErrorTimeout;
goto done;
}
wait_until = g_get_monotonic_time () + add;
GST_DEBUG_OBJECT (comp->parent, "Waiting for %" G_GINT64_FORMAT "us", add);
} else {
GST_DEBUG_OBJECT (comp->parent, "Waiting for signal");
}
/* And now wait until the enable/disable command is finished */
signalled = TRUE;
last_error = OMX_ErrorNone;
gst_omx_port_update_port_definition (port, NULL);
gst_omx_component_handle_messages (comp);
while (signalled && last_error == OMX_ErrorNone &&
(! !port->port_def.bEnabled != ! !enabled || port->enabled_pending
|| port->disabled_pending)) {
g_mutex_lock (&comp->messages_lock);
g_mutex_unlock (&comp->lock);
if (!g_queue_is_empty (&comp->messages)) {
signalled = TRUE;
} else if (timeout != GST_CLOCK_TIME_NONE) {
signalled =
g_cond_wait_until (&comp->messages_cond, &comp->messages_lock,
wait_until);
} else {
signalled = TRUE;
g_cond_wait (&comp->messages_cond, &comp->messages_lock);
}
g_mutex_unlock (&comp->messages_lock);
g_mutex_lock (&comp->lock);
if (signalled)
gst_omx_component_handle_messages (comp);
last_error = comp->last_error;
gst_omx_port_update_port_definition (port, NULL);
}
port->enabled_pending = FALSE;
port->disabled_pending = FALSE;
if (!signalled) {
GST_ERROR_OBJECT (comp->parent,
2011-07-06 11:27:12 +00:00
"Timeout waiting for port %u to be %s", port->index,
(enabled ? "enabled" : "disabled"));
err = OMX_ErrorTimeout;
2013-03-01 10:18:18 +00:00
goto done;
} else if (last_error != OMX_ErrorNone) {
GST_ERROR_OBJECT (comp->parent,
"Got error while waiting for port %u to be %s: %s (0x%08x)",
port->index, (enabled ? "enabled" : "disabled"),
gst_omx_error_to_string (err), err);
err = last_error;
} else {
if (enabled)
port->flushing = FALSE;
}
gst_omx_component_handle_messages (comp);
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Port %u is %s%s: %s (0x%08x)", port->index,
(err == OMX_ErrorNone ? "" : "not "),
(enabled ? "enabled" : "disabled"), gst_omx_error_to_string (err), err);
return err;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_wait_enabled (GstOMXPort * port, GstClockTime timeout)
{
OMX_ERRORTYPE err;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
g_mutex_lock (&port->comp->lock);
err = gst_omx_port_wait_enabled_unlocked (port, timeout);
g_mutex_unlock (&port->comp->lock);
return err;
}
gboolean
gst_omx_port_is_enabled (GstOMXPort * port)
{
GstOMXComponent *comp;
gboolean enabled;
g_return_val_if_fail (port != NULL, FALSE);
comp = port->comp;
gst_omx_port_update_port_definition (port, NULL);
enabled = ! !port->port_def.bEnabled;
GST_DEBUG_OBJECT (comp->parent, "Port %u is enabled: %d", port->index,
enabled);
return enabled;
}
/* NOTE: Uses comp->lock and comp->messages_lock */
OMX_ERRORTYPE
gst_omx_port_mark_reconfigured (GstOMXPort * port)
{
GstOMXComponent *comp;
OMX_ERRORTYPE err = OMX_ErrorNone;
g_return_val_if_fail (port != NULL, OMX_ErrorUndefined);
comp = port->comp;
g_mutex_lock (&comp->lock);
GST_DEBUG_OBJECT (comp->parent, "Marking port %u is reconfigured",
port->index);
gst_omx_component_handle_messages (comp);
if ((err = comp->last_error) != OMX_ErrorNone)
goto done;
port->configured_settings_cookie = port->settings_cookie;
if (port->port_def.eDir == OMX_DirOutput) {
GList *l;
for (l = comp->pending_reconfigure_outports; l; l = l->next) {
if (l->data == (gpointer) port) {
comp->pending_reconfigure_outports =
g_list_delete_link (comp->pending_reconfigure_outports, l);
break;
}
}
2013-01-11 15:32:22 +00:00
if (!comp->pending_reconfigure_outports)
gst_omx_component_send_message (comp, NULL);
}
done:
gst_omx_port_update_port_definition (port, NULL);
GST_DEBUG_OBJECT (comp->parent, "Marked port %u as reconfigured: %s (0x%08x)",
port->index, gst_omx_error_to_string (err), err);
g_mutex_unlock (&comp->lock);
return err;
}
typedef GType (*GGetTypeFunction) (void);
static const GGetTypeFunction types[] = {
gst_omx_mpeg2_dec_get_type, gst_omx_mpeg4_video_dec_get_type,
gst_omx_h264_dec_get_type, gst_omx_h263_dec_get_type,
gst_omx_wmv_dec_get_type, gst_omx_mpeg4_video_enc_get_type,
gst_omx_h264_enc_get_type, gst_omx_h263_enc_get_type,
gst_omx_aac_enc_get_type
};
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struct TypeOffest
{
GType (*get_type) (void);
glong offset;
};
static const struct TypeOffest base_types[] = {
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{gst_omx_video_dec_get_type, G_STRUCT_OFFSET (GstOMXVideoDecClass, cdata)},
{gst_omx_video_enc_get_type, G_STRUCT_OFFSET (GstOMXVideoEncClass, cdata)},
{gst_omx_audio_enc_get_type, G_STRUCT_OFFSET (GstOMXAudioEncClass, cdata)},
};
static GKeyFile *config = NULL;
GKeyFile *
gst_omx_get_configuration (void)
{
return config;
}
const gchar *
gst_omx_error_to_string (OMX_ERRORTYPE err)
{
switch (err) {
case OMX_ErrorNone:
return "None";
case OMX_ErrorInsufficientResources:
return "Insufficient resources";
case OMX_ErrorUndefined:
return "Undefined";
case OMX_ErrorInvalidComponentName:
return "Invalid component name";
case OMX_ErrorComponentNotFound:
return "Component not found";
case OMX_ErrorInvalidComponent:
return "Invalid component";
case OMX_ErrorBadParameter:
return "Bad parameter";
case OMX_ErrorNotImplemented:
return "Not implemented";
case OMX_ErrorUnderflow:
return "Underflow";
case OMX_ErrorOverflow:
return "Overflow";
case OMX_ErrorHardware:
return "Hardware";
case OMX_ErrorInvalidState:
return "Invalid state";
case OMX_ErrorStreamCorrupt:
return "Stream corrupt";
case OMX_ErrorPortsNotCompatible:
return "Ports not compatible";
case OMX_ErrorResourcesLost:
return "Resources lost";
case OMX_ErrorNoMore:
return "No more";
case OMX_ErrorVersionMismatch:
return "Version mismatch";
case OMX_ErrorNotReady:
return "Not ready";
case OMX_ErrorTimeout:
return "Timeout";
case OMX_ErrorSameState:
return "Same state";
case OMX_ErrorResourcesPreempted:
return "Resources preempted";
case OMX_ErrorPortUnresponsiveDuringAllocation:
return "Port unresponsive during allocation";
case OMX_ErrorPortUnresponsiveDuringDeallocation:
return "Port unresponsive during deallocation";
case OMX_ErrorPortUnresponsiveDuringStop:
return "Port unresponsive during stop";
case OMX_ErrorIncorrectStateTransition:
return "Incorrect state transition";
case OMX_ErrorIncorrectStateOperation:
return "Incorrect state operation";
case OMX_ErrorUnsupportedSetting:
return "Unsupported setting";
case OMX_ErrorUnsupportedIndex:
return "Unsupported index";
case OMX_ErrorBadPortIndex:
return "Bad port index";
case OMX_ErrorPortUnpopulated:
return "Port unpopulated";
case OMX_ErrorComponentSuspended:
return "Component suspended";
case OMX_ErrorDynamicResourcesUnavailable:
return "Dynamic resources unavailable";
case OMX_ErrorMbErrorsInFrame:
return "Macroblock errors in frame";
case OMX_ErrorFormatNotDetected:
return "Format not detected";
case OMX_ErrorContentPipeOpenFailed:
return "Content pipe open failed";
case OMX_ErrorContentPipeCreationFailed:
return "Content pipe creation failed";
case OMX_ErrorSeperateTablesUsed:
return "Separate tables used";
case OMX_ErrorTunnelingUnsupported:
return "Tunneling unsupported";
default:
if (err >= (guint32) OMX_ErrorKhronosExtensions
&& err < (guint32) OMX_ErrorVendorStartUnused) {
return "Khronos extension error";
} else if (err >= (guint32) OMX_ErrorVendorStartUnused
&& err < (guint32) OMX_ErrorMax) {
return "Vendor specific error";
} else {
return "Unknown error";
}
}
}
#if defined(USE_OMX_TARGET_RPI)
#define DEFAULT_HACKS (GST_OMX_HACK_NO_EMPTY_EOS_BUFFER | GST_OMX_HACK_NO_COMPONENT_ROLE)
#else
#define DEFAULT_HACKS (0)
#endif
guint64
gst_omx_parse_hacks (gchar ** hacks)
{
guint64 hacks_flags = DEFAULT_HACKS;
if (!hacks)
return 0;
while (*hacks) {
if (g_str_equal (*hacks,
"event-port-settings-changed-ndata-parameter-swap"))
hacks_flags |=
GST_OMX_HACK_EVENT_PORT_SETTINGS_CHANGED_NDATA_PARAMETER_SWAP;
else if (g_str_equal (*hacks, "event-port-settings-changed-port-0-to-1"))
hacks_flags |= GST_OMX_HACK_EVENT_PORT_SETTINGS_CHANGED_PORT_0_TO_1;
else if (g_str_equal (*hacks, "video-framerate-integer"))
hacks_flags |= GST_OMX_HACK_VIDEO_FRAMERATE_INTEGER;
else if (g_str_equal (*hacks, "syncframe-flag-not-used"))
hacks_flags |= GST_OMX_HACK_SYNCFRAME_FLAG_NOT_USED;
else if (g_str_equal (*hacks, "no-component-reconfigure"))
hacks_flags |= GST_OMX_HACK_NO_COMPONENT_RECONFIGURE;
else if (g_str_equal (*hacks, "no-empty-eos-buffer"))
hacks_flags |= GST_OMX_HACK_NO_EMPTY_EOS_BUFFER;
else if (g_str_equal (*hacks, "drain-may-not-return"))
hacks_flags |= GST_OMX_HACK_DRAIN_MAY_NOT_RETURN;
else if (g_str_equal (*hacks, "no-component-role"))
hacks_flags |= GST_OMX_HACK_NO_COMPONENT_ROLE;
else
GST_WARNING ("Unknown hack: %s", *hacks);
hacks++;
}
return hacks_flags;
}
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void
gst_omx_set_default_role (GstOMXClassData * class_data,
const gchar * default_role)
{
if (!class_data->component_role)
class_data->component_role = default_role;
}
static void
_class_init (gpointer g_class, gpointer data)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GstOMXClassData *class_data = NULL;
GKeyFile *config;
const gchar *element_name = data;
GError *err;
gchar *core_name, *component_name, *component_role;
gint in_port_index, out_port_index;
gchar *template_caps;
GstPadTemplate *templ;
GstCaps *caps;
gchar **hacks;
int i;
if (!element_name)
return;
/* Find the GstOMXClassData for this class */
for (i = 0; i < G_N_ELEMENTS (base_types); i++) {
GType gtype = base_types[i].get_type ();
if (G_TYPE_CHECK_CLASS_TYPE (g_class, gtype)) {
class_data = (GstOMXClassData *)
(((guint8 *) g_class) + base_types[i].offset);
break;
}
}
g_assert (class_data != NULL);
config = gst_omx_get_configuration ();
/* This will alwaxys succeed, see check in plugin_init */
core_name = g_key_file_get_string (config, element_name, "core-name", NULL);
g_assert (core_name != NULL);
class_data->core_name = core_name;
component_name =
g_key_file_get_string (config, element_name, "component-name", NULL);
g_assert (component_name != NULL);
class_data->component_name = component_name;
/* If this fails we simply don't set a role */
if ((component_role =
g_key_file_get_string (config, element_name, "component-role",
NULL))) {
GST_DEBUG ("Using component-role '%s' for element '%s'", component_role,
element_name);
class_data->component_role = component_role;
}
/* Now set the inport/outport indizes and assume sane defaults */
err = NULL;
in_port_index =
g_key_file_get_integer (config, element_name, "in-port-index", &err);
if (err != NULL) {
GST_DEBUG ("No 'in-port-index' set for element '%s', auto-detecting: %s",
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element_name, err->message);
in_port_index = -1;
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g_error_free (err);
}
class_data->in_port_index = in_port_index;
err = NULL;
out_port_index =
g_key_file_get_integer (config, element_name, "out-port-index", &err);
if (err != NULL) {
GST_DEBUG ("No 'out-port-index' set for element '%s', auto-detecting: %s",
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element_name, err->message);
out_port_index = -1;
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g_error_free (err);
}
class_data->out_port_index = out_port_index;
/* Add pad templates */
err = NULL;
if (!(template_caps =
g_key_file_get_string (config, element_name, "sink-template-caps",
&err))) {
GST_DEBUG
("No sink template caps specified for element '%s', using default '%s'",
element_name, class_data->default_sink_template_caps);
caps = gst_caps_from_string (class_data->default_sink_template_caps);
g_assert (caps != NULL);
g_error_free (err);
} else {
caps = gst_caps_from_string (template_caps);
if (!caps) {
GST_DEBUG
("Could not parse sink template caps '%s' for element '%s', using default '%s'",
template_caps, element_name, class_data->default_sink_template_caps);
caps = gst_caps_from_string (class_data->default_sink_template_caps);
g_assert (caps != NULL);
}
}
templ = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, caps);
g_free (template_caps);
gst_element_class_add_pad_template (element_class, templ);
err = NULL;
if (!(template_caps =
g_key_file_get_string (config, element_name, "src-template-caps",
&err))) {
GST_DEBUG
("No src template caps specified for element '%s', using default '%s'",
element_name, class_data->default_src_template_caps);
caps = gst_caps_from_string (class_data->default_src_template_caps);
g_assert (caps != NULL);
g_error_free (err);
} else {
caps = gst_caps_from_string (template_caps);
if (!caps) {
GST_DEBUG
("Could not parse src template caps '%s' for element '%s', using default '%s'",
template_caps, element_name, class_data->default_src_template_caps);
caps = gst_caps_from_string (class_data->default_src_template_caps);
g_assert (caps != NULL);
}
}
templ = gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps);
g_free (template_caps);
gst_element_class_add_pad_template (element_class, templ);
if ((hacks =
g_key_file_get_string_list (config, element_name, "hacks", NULL,
NULL))) {
#ifndef GST_DISABLE_GST_DEBUG
gchar **walk = hacks;
while (*walk) {
GST_DEBUG ("Using hack: %s", *walk);
walk++;
}
#endif
class_data->hacks = gst_omx_parse_hacks (hacks);
}
}
static gboolean
plugin_init (GstPlugin * plugin)
{
gboolean ret = FALSE;
GError *err = NULL;
gchar **config_dirs;
gchar **elements;
gchar *env_config_dir;
const gchar *user_config_dir;
const gchar *const *system_config_dirs;
gint i, j;
gsize n_elements;
static const gchar *config_name[] = { "gstomx.conf", NULL };
static const gchar *env_config_name[] = { "GST_OMX_CONFIG_DIR", NULL };
GST_DEBUG_CATEGORY_INIT (gstomx_debug, "omx", 0, "gst-omx");
/* Read configuration file gstomx.conf from the preferred
* configuration directories */
env_config_dir = g_strdup (g_getenv (*env_config_name));
user_config_dir = g_get_user_config_dir ();
system_config_dirs = g_get_system_config_dirs ();
config_dirs =
g_new (gchar *, g_strv_length ((gchar **) system_config_dirs) + 3);
i = 0;
j = 0;
if (env_config_dir)
config_dirs[i++] = (gchar *) env_config_dir;
config_dirs[i++] = (gchar *) user_config_dir;
while (system_config_dirs[j])
config_dirs[i++] = (gchar *) system_config_dirs[j++];
config_dirs[i++] = NULL;
gst_plugin_add_dependency (plugin, env_config_name,
(const gchar **) (config_dirs + (env_config_dir ? 1 : 0)), config_name,
GST_PLUGIN_DEPENDENCY_FLAG_NONE);
config = g_key_file_new ();
if (!g_key_file_load_from_dirs (config, *config_name,
(const gchar **) config_dirs, NULL, G_KEY_FILE_NONE, &err)) {
gchar *paths;
paths = g_strjoinv (":", config_dirs);
GST_ERROR ("Failed to load configuration file: %s (searched in: %s as per "
"GST_OMX_CONFIG_DIR environment variable, the xdg user config "
"directory (or XDG_CONFIG_HOME) and the system config directory "
"(or XDG_CONFIG_DIRS)", err->message, paths);
g_free (paths);
g_error_free (err);
goto done;
}
/* Initialize all types */
for (i = 0; i < G_N_ELEMENTS (types); i++)
types[i] ();
elements = g_key_file_get_groups (config, &n_elements);
for (i = 0; i < n_elements; i++) {
GTypeQuery type_query;
GTypeInfo type_info = { 0, };
GType type, subtype;
gchar *type_name, *core_name, *component_name;
gint rank;
GST_DEBUG ("Registering element '%s'", elements[i]);
err = NULL;
if (!(type_name =
g_key_file_get_string (config, elements[i], "type-name", &err))) {
GST_ERROR
("Unable to read 'type-name' configuration for element '%s': %s",
elements[i], err->message);
g_error_free (err);
continue;
}
type = g_type_from_name (type_name);
if (type == G_TYPE_INVALID) {
GST_ERROR ("Invalid type name '%s' for element '%s'", type_name,
elements[i]);
g_free (type_name);
continue;
}
if (!g_type_is_a (type, GST_TYPE_ELEMENT)) {
GST_ERROR ("Type '%s' is no GstElement subtype for element '%s'",
type_name, elements[i]);
g_free (type_name);
continue;
}
g_free (type_name);
/* And now some sanity checking */
err = NULL;
if (!(core_name =
g_key_file_get_string (config, elements[i], "core-name", &err))) {
GST_ERROR
("Unable to read 'core-name' configuration for element '%s': %s",
elements[i], err->message);
g_error_free (err);
continue;
}
if (!g_file_test (core_name, G_FILE_TEST_IS_REGULAR)) {
GST_ERROR ("Core '%s' does not exist for element '%s'", core_name,
elements[i]);
g_free (core_name);
continue;
}
g_free (core_name);
err = NULL;
if (!(component_name =
g_key_file_get_string (config, elements[i], "component-name",
&err))) {
GST_ERROR
("Unable to read 'component-name' configuration for element '%s': %s",
elements[i], err->message);
g_error_free (err);
continue;
}
g_free (component_name);
err = NULL;
rank = g_key_file_get_integer (config, elements[i], "rank", &err);
if (err != NULL) {
GST_ERROR ("No rank set for element '%s': %s", elements[i], err->message);
g_error_free (err);
continue;
}
/* And now register the type, all other configuration will
* be handled by the type itself */
g_type_query (type, &type_query);
memset (&type_info, 0, sizeof (type_info));
type_info.class_size = type_query.class_size;
type_info.instance_size = type_query.instance_size;
2012-04-12 19:57:32 +00:00
type_info.class_init = _class_init;
type_info.class_data = g_strdup (elements[i]);
type_name = g_strdup_printf ("%s-%s", g_type_name (type), elements[i]);
if (g_type_from_name (type_name) != G_TYPE_INVALID) {
GST_ERROR ("Type '%s' already exists for element '%s'", type_name,
elements[i]);
g_free (type_name);
continue;
}
subtype = g_type_register_static (type, type_name, &type_info, 0);
g_free (type_name);
ret |= gst_element_register (plugin, elements[i], rank, subtype);
}
g_strfreev (elements);
done:
g_free (env_config_dir);
g_free (config_dirs);
return ret;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
omx,
"GStreamer OpenMAX Plug-ins",
plugin_init,
PACKAGE_VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)