static gboolean
gst_omx_audio_enc_stop (GstAudioEncoder * encoder)
{
GstOMXAudioEnc *self;
self = GST_OMX_AUDIO_ENC (encoder);
GST_DEBUG_OBJECT (self, "Stopping encoder");
gst_omx_port_set_flushing (self->enc_in_port, 5 * GST_SECOND, TRUE);
gst_omx_port_set_flushing (self->enc_out_port, 5 * GST_SECOND, TRUE);
gst_pad_stop_task (GST_AUDIO_ENCODER_SRC_PAD (encoder));
if (gst_omx_component_get_state (self->enc, 0) > OMX_StateIdle)
gst_omx_component_set_state (self->enc, OMX_StateIdle);
self->downstream_flow_ret = GST_FLOW_FLUSHING;
self->started = FALSE;
self->eos = FALSE;
g_mutex_lock (&self->drain_lock);
self->draining = FALSE;
g_cond_broadcast (&self->drain_cond);
g_mutex_unlock (&self->drain_lock);
gst_omx_component_get_state (self->enc, 5 * GST_SECOND);
return TRUE;
}
static gboolean
gst_omx_audio_dec_stop (GstAudioDecoder * decoder)
{
GstOMXAudioDec *self;
self = GST_OMX_AUDIO_DEC (decoder);
GST_DEBUG_OBJECT (self, "Stopping decoder");
gst_omx_port_set_flushing (self->dec_in_port, 5 * GST_SECOND, TRUE);
gst_omx_port_set_flushing (self->dec_out_port, 5 * GST_SECOND, TRUE);
gst_pad_stop_task (GST_AUDIO_DECODER_SRC_PAD (decoder));
if (gst_omx_component_get_state (self->dec, 0) > OMX_StateIdle)
gst_omx_component_set_state (self->dec, OMX_StateIdle);
self->downstream_flow_ret = GST_FLOW_FLUSHING;
self->started = FALSE;
g_mutex_lock (&self->drain_lock);
self->draining = FALSE;
g_cond_broadcast (&self->drain_cond);
g_mutex_unlock (&self->drain_lock);
gst_omx_component_get_state (self->dec, 5 * GST_SECOND);
gst_buffer_replace (&self->codec_data, NULL);
GST_DEBUG_OBJECT (self, "Stopped decoder");
return TRUE;
}
static void
gst_omx_audio_dec_flush (GstAudioDecoder * decoder, gboolean hard)
{
GstOMXAudioDec *self = GST_OMX_AUDIO_DEC (decoder);
OMX_ERRORTYPE err = OMX_ErrorNone;
GST_DEBUG_OBJECT (self, "Flushing decoder");
if (gst_omx_component_get_state (self->dec, 0) == OMX_StateLoaded)
return;
/* 0) Pause the components */
if (gst_omx_component_get_state (self->dec, 0) == OMX_StateExecuting) {
gst_omx_component_set_state (self->dec, OMX_StatePause);
gst_omx_component_get_state (self->dec, GST_CLOCK_TIME_NONE);
}
/* 1) Wait until the srcpad loop is stopped,
* unlock GST_AUDIO_DECODER_STREAM_LOCK to prevent deadlocks
* caused by using this lock from inside the loop function */
GST_AUDIO_DECODER_STREAM_UNLOCK (self);
gst_pad_stop_task (GST_AUDIO_DECODER_SRC_PAD (decoder));
GST_DEBUG_OBJECT (self, "Flushing -- task stopped");
GST_AUDIO_DECODER_STREAM_LOCK (self);
/* 2) Flush the ports */
GST_DEBUG_OBJECT (self, "flushing ports");
gst_omx_port_set_flushing (self->dec_in_port, 5 * GST_SECOND, TRUE);
gst_omx_port_set_flushing (self->dec_out_port, 5 * GST_SECOND, TRUE);
/* 3) Resume components */
gst_omx_component_set_state (self->dec, OMX_StateExecuting);
gst_omx_component_get_state (self->dec, GST_CLOCK_TIME_NONE);
/* 4) Unset flushing to allow ports to accept data again */
gst_omx_port_set_flushing (self->dec_in_port, 5 * GST_SECOND, FALSE);
gst_omx_port_set_flushing (self->dec_out_port, 5 * GST_SECOND, FALSE);
err = gst_omx_port_populate (self->dec_out_port);
if (err != OMX_ErrorNone) {
GST_WARNING_OBJECT (self, "Failed to populate output port: %s (0x%08x)",
gst_omx_error_to_string (err), err);
}
/* Reset our state */
self->last_upstream_ts = 0;
self->downstream_flow_ret = GST_FLOW_OK;
self->started = FALSE;
GST_DEBUG_OBJECT (self, "Flush finished");
}
static gboolean
gst_omx_audio_dec_open (GstAudioDecoder * decoder)
{
GstOMXAudioDec *self = GST_OMX_AUDIO_DEC (decoder);
GstOMXAudioDecClass *klass = GST_OMX_AUDIO_DEC_GET_CLASS (self);
gint in_port_index, out_port_index;
GST_DEBUG_OBJECT (self, "Opening decoder");
self->dec =
gst_omx_component_new (GST_OBJECT_CAST (self), klass->cdata.core_name,
klass->cdata.component_name, klass->cdata.component_role,
klass->cdata.hacks);
self->started = FALSE;
if (!self->dec)
return FALSE;
if (gst_omx_component_get_state (self->dec,
GST_CLOCK_TIME_NONE) != OMX_StateLoaded)
return FALSE;
in_port_index = klass->cdata.in_port_index;
out_port_index = klass->cdata.out_port_index;
if (in_port_index == -1 || out_port_index == -1) {
OMX_PORT_PARAM_TYPE param;
OMX_ERRORTYPE err;
GST_OMX_INIT_STRUCT (¶m);
err =
gst_omx_component_get_parameter (self->dec, OMX_IndexParamAudioInit,
¶m);
if (err != OMX_ErrorNone) {
GST_WARNING_OBJECT (self, "Couldn't get port information: %s (0x%08x)",
gst_omx_error_to_string (err), err);
/* Fallback */
in_port_index = 0;
out_port_index = 1;
} else {
GST_DEBUG_OBJECT (self, "Detected %u ports, starting at %u",
(guint) param.nPorts, (guint) param.nStartPortNumber);
in_port_index = param.nStartPortNumber + 0;
out_port_index = param.nStartPortNumber + 1;
}
}
self->dec_in_port = gst_omx_component_add_port (self->dec, in_port_index);
self->dec_out_port = gst_omx_component_add_port (self->dec, out_port_index);
if (!self->dec_in_port || !self->dec_out_port)
return FALSE;
GST_DEBUG_OBJECT (self, "Opened decoder");
return TRUE;
}
static gboolean
gst_omx_audio_enc_shutdown (GstOMXAudioEnc * self)
{
OMX_STATETYPE state;
GST_DEBUG_OBJECT (self, "Shutting down encoder");
state = gst_omx_component_get_state (self->enc, 0);
if (state > OMX_StateLoaded || state == OMX_StateInvalid) {
if (state > OMX_StateIdle) {
gst_omx_component_set_state (self->enc, OMX_StateIdle);
gst_omx_component_get_state (self->enc, 5 * GST_SECOND);
}
gst_omx_component_set_state (self->enc, OMX_StateLoaded);
gst_omx_port_deallocate_buffers (self->enc_in_port);
gst_omx_port_deallocate_buffers (self->enc_out_port);
if (state > OMX_StateLoaded)
gst_omx_component_get_state (self->enc, 5 * GST_SECOND);
}
return TRUE;
}
static gboolean
gst_omx_audio_enc_set_format (GstAudioEncoder * encoder, GstAudioInfo * info)
{
GstOMXAudioEnc *self;
GstOMXAudioEncClass *klass;
gboolean needs_disable = FALSE;
OMX_PARAM_PORTDEFINITIONTYPE port_def;
OMX_AUDIO_PARAM_PCMMODETYPE pcm_param;
gint i;
OMX_ERRORTYPE err;
self = GST_OMX_AUDIO_ENC (encoder);
klass = GST_OMX_AUDIO_ENC_GET_CLASS (encoder);
GST_DEBUG_OBJECT (self, "Setting new caps");
/* Set audio encoder base class properties */
gst_audio_encoder_set_frame_samples_min (encoder,
gst_util_uint64_scale_ceil (OMX_MIN_PCMPAYLOAD_MSEC,
GST_MSECOND * info->rate, GST_SECOND));
gst_audio_encoder_set_frame_samples_max (encoder, 0);
gst_omx_port_get_port_definition (self->enc_in_port, &port_def);
needs_disable =
gst_omx_component_get_state (self->enc,
GST_CLOCK_TIME_NONE) != OMX_StateLoaded;
/* If the component is not in Loaded state and a real format change happens
* we have to disable the port and re-allocate all buffers. If no real
* format change happened we can just exit here.
*/
if (needs_disable) {
GST_DEBUG_OBJECT (self, "Need to disable and drain encoder");
gst_omx_audio_enc_drain (self);
gst_omx_port_set_flushing (self->enc_out_port, 5 * GST_SECOND, TRUE);
/* Wait until the srcpad loop is finished,
* unlock GST_AUDIO_ENCODER_STREAM_LOCK to prevent deadlocks
* caused by using this lock from inside the loop function */
GST_AUDIO_ENCODER_STREAM_UNLOCK (self);
gst_pad_stop_task (GST_AUDIO_ENCODER_SRC_PAD (encoder));
GST_AUDIO_ENCODER_STREAM_LOCK (self);
if (gst_omx_port_set_enabled (self->enc_in_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_set_enabled (self->enc_out_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_buffers_released (self->enc_in_port,
5 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_buffers_released (self->enc_out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_deallocate_buffers (self->enc_in_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_deallocate_buffers (self->enc_out_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->enc_in_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->enc_out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
GST_DEBUG_OBJECT (self, "Encoder drained and disabled");
}
port_def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
GST_DEBUG_OBJECT (self, "Setting inport port definition");
if (gst_omx_port_update_port_definition (self->enc_in_port,
&port_def) != OMX_ErrorNone)
return FALSE;
GST_OMX_INIT_STRUCT (&pcm_param);
pcm_param.nPortIndex = self->enc_in_port->index;
pcm_param.nChannels = info->channels;
pcm_param.eNumData =
((info->finfo->flags & GST_AUDIO_FORMAT_FLAG_SIGNED) ?
OMX_NumericalDataSigned : OMX_NumericalDataUnsigned);
pcm_param.eEndian =
((info->finfo->endianness == G_LITTLE_ENDIAN) ?
OMX_EndianLittle : OMX_EndianBig);
pcm_param.bInterleaved = OMX_TRUE;
pcm_param.nBitPerSample = info->finfo->width;
pcm_param.nSamplingRate = info->rate;
pcm_param.ePCMMode = OMX_AUDIO_PCMModeLinear;
for (i = 0; i < pcm_param.nChannels; i++) {
OMX_AUDIO_CHANNELTYPE pos;
switch (info->position[i]) {
case GST_AUDIO_CHANNEL_POSITION_MONO:
case GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER:
pos = OMX_AUDIO_ChannelCF;
break;
case GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT:
pos = OMX_AUDIO_ChannelLF;
break;
case GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT:
pos = OMX_AUDIO_ChannelRF;
break;
case GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT:
pos = OMX_AUDIO_ChannelLS;
break;
case GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT:
pos = OMX_AUDIO_ChannelRS;
break;
case GST_AUDIO_CHANNEL_POSITION_LFE1:
pos = OMX_AUDIO_ChannelLFE;
break;
case GST_AUDIO_CHANNEL_POSITION_REAR_CENTER:
pos = OMX_AUDIO_ChannelCS;
break;
case GST_AUDIO_CHANNEL_POSITION_REAR_LEFT:
pos = OMX_AUDIO_ChannelLR;
break;
case GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT:
pos = OMX_AUDIO_ChannelRR;
break;
default:
pos = OMX_AUDIO_ChannelNone;
break;
}
pcm_param.eChannelMapping[i] = pos;
}
GST_DEBUG_OBJECT (self, "Setting PCM parameters");
err =
gst_omx_component_set_parameter (self->enc, OMX_IndexParamAudioPcm,
&pcm_param);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self, "Failed to set PCM parameters: %s (0x%08x)",
gst_omx_error_to_string (err), err);
return FALSE;
}
if (klass->set_format) {
if (!klass->set_format (self, self->enc_in_port, info)) {
GST_ERROR_OBJECT (self, "Subclass failed to set the new format");
return FALSE;
}
}
GST_DEBUG_OBJECT (self, "Updating outport port definition");
if (gst_omx_port_update_port_definition (self->enc_out_port,
NULL) != OMX_ErrorNone)
return FALSE;
GST_DEBUG_OBJECT (self, "Enabling component");
if (needs_disable) {
if (gst_omx_port_set_enabled (self->enc_in_port, TRUE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_allocate_buffers (self->enc_in_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->enc_in_port,
5 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_mark_reconfigured (self->enc_in_port) != OMX_ErrorNone)
return FALSE;
} else {
/* Disable output port */
if (gst_omx_port_set_enabled (self->enc_out_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->enc_out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_component_set_state (self->enc, OMX_StateIdle) != OMX_ErrorNone)
return FALSE;
/* Need to allocate buffers to reach Idle state */
if (gst_omx_port_allocate_buffers (self->enc_in_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_component_get_state (self->enc,
GST_CLOCK_TIME_NONE) != OMX_StateIdle)
return FALSE;
if (gst_omx_component_set_state (self->enc,
OMX_StateExecuting) != OMX_ErrorNone)
return FALSE;
if (gst_omx_component_get_state (self->enc,
GST_CLOCK_TIME_NONE) != OMX_StateExecuting)
return FALSE;
}
/* Unset flushing to allow ports to accept data again */
gst_omx_port_set_flushing (self->enc_in_port, 5 * GST_SECOND, FALSE);
gst_omx_port_set_flushing (self->enc_out_port, 5 * GST_SECOND, FALSE);
if (gst_omx_component_get_last_error (self->enc) != OMX_ErrorNone) {
GST_ERROR_OBJECT (self, "Component in error state: %s (0x%08x)",
gst_omx_component_get_last_error_string (self->enc),
gst_omx_component_get_last_error (self->enc));
return FALSE;
}
/* Start the srcpad loop again */
GST_DEBUG_OBJECT (self, "Starting task again");
self->downstream_flow_ret = GST_FLOW_OK;
gst_pad_start_task (GST_AUDIO_ENCODER_SRC_PAD (self),
(GstTaskFunction) gst_omx_audio_enc_loop, encoder, NULL);
return TRUE;
}
static gboolean
gst_omx_audio_dec_set_format (GstAudioDecoder * decoder, GstCaps * caps)
{
GstOMXAudioDec *self;
GstOMXAudioDecClass *klass;
GstStructure *s;
const GValue *codec_data;
gboolean is_format_change = FALSE;
gboolean needs_disable = FALSE;
self = GST_OMX_AUDIO_DEC (decoder);
klass = GST_OMX_AUDIO_DEC_GET_CLASS (decoder);
GST_DEBUG_OBJECT (self, "Setting new caps %" GST_PTR_FORMAT, caps);
/* Check if the caps change is a real format change or if only irrelevant
* parts of the caps have changed or nothing at all.
*/
if (klass->is_format_change)
is_format_change = klass->is_format_change (self, self->dec_in_port, caps);
needs_disable =
gst_omx_component_get_state (self->dec,
GST_CLOCK_TIME_NONE) != OMX_StateLoaded;
/* If the component is not in Loaded state and a real format change happens
* we have to disable the port and re-allocate all buffers. If no real
* format change happened we can just exit here.
*/
if (needs_disable && !is_format_change) {
GST_DEBUG_OBJECT (self,
"Already running and caps did not change the format");
return TRUE;
}
if (needs_disable && is_format_change) {
GstOMXPort *out_port = self->dec_out_port;
GST_DEBUG_OBJECT (self, "Need to disable and drain decoder");
gst_omx_audio_dec_drain (self);
gst_omx_audio_dec_flush (decoder, FALSE);
gst_omx_port_set_flushing (out_port, 5 * GST_SECOND, TRUE);
if (klass->cdata.hacks & GST_OMX_HACK_NO_COMPONENT_RECONFIGURE) {
GST_AUDIO_DECODER_STREAM_UNLOCK (self);
gst_omx_audio_dec_stop (GST_AUDIO_DECODER (self));
gst_omx_audio_dec_close (GST_AUDIO_DECODER (self));
GST_AUDIO_DECODER_STREAM_LOCK (self);
if (!gst_omx_audio_dec_open (GST_AUDIO_DECODER (self)))
return FALSE;
needs_disable = FALSE;
} else {
if (gst_omx_port_set_enabled (self->dec_in_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_set_enabled (out_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_buffers_released (self->dec_in_port,
5 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_buffers_released (out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_deallocate_buffers (self->dec_in_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_deallocate_buffers (self->dec_out_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->dec_in_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (out_port, 1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
}
GST_DEBUG_OBJECT (self, "Decoder drained and disabled");
}
if (klass->set_format) {
if (!klass->set_format (self, self->dec_in_port, caps)) {
GST_ERROR_OBJECT (self, "Subclass failed to set the new format");
return FALSE;
}
}
GST_DEBUG_OBJECT (self, "Updating outport port definition");
if (gst_omx_port_update_port_definition (self->dec_out_port,
NULL) != OMX_ErrorNone)
return FALSE;
/* Get codec data from caps */
gst_buffer_replace (&self->codec_data, NULL);
s = gst_caps_get_structure (caps, 0);
codec_data = gst_structure_get_value (s, "codec_data");
if (codec_data) {
/* Vorbis and some other codecs have multiple buffers in
* the stream-header field */
self->codec_data = gst_value_get_buffer (codec_data);
if (self->codec_data)
gst_buffer_ref (self->codec_data);
}
GST_DEBUG_OBJECT (self, "Enabling component");
if (needs_disable) {
if (gst_omx_port_set_enabled (self->dec_in_port, TRUE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_allocate_buffers (self->dec_in_port) != OMX_ErrorNone)
return FALSE;
if ((klass->cdata.hacks & GST_OMX_HACK_NO_DISABLE_OUTPORT)) {
if (gst_omx_port_set_enabled (self->dec_out_port, TRUE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_allocate_buffers (self->dec_out_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->dec_out_port,
5 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
}
if (gst_omx_port_wait_enabled (self->dec_in_port,
5 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_mark_reconfigured (self->dec_in_port) != OMX_ErrorNone)
return FALSE;
} else {
if (!(klass->cdata.hacks & GST_OMX_HACK_NO_DISABLE_OUTPORT)) {
/* Disable output port */
if (gst_omx_port_set_enabled (self->dec_out_port, FALSE) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_wait_enabled (self->dec_out_port,
1 * GST_SECOND) != OMX_ErrorNone)
return FALSE;
if (gst_omx_component_set_state (self->dec,
OMX_StateIdle) != OMX_ErrorNone)
return FALSE;
/* Need to allocate buffers to reach Idle state */
if (gst_omx_port_allocate_buffers (self->dec_in_port) != OMX_ErrorNone)
return FALSE;
} else {
if (gst_omx_component_set_state (self->dec,
OMX_StateIdle) != OMX_ErrorNone)
return FALSE;
/* Need to allocate buffers to reach Idle state */
if (gst_omx_port_allocate_buffers (self->dec_in_port) != OMX_ErrorNone)
return FALSE;
if (gst_omx_port_allocate_buffers (self->dec_out_port) != OMX_ErrorNone)
return FALSE;
}
if (gst_omx_component_get_state (self->dec,
GST_CLOCK_TIME_NONE) != OMX_StateIdle)
return FALSE;
if (gst_omx_component_set_state (self->dec,
OMX_StateExecuting) != OMX_ErrorNone)
return FALSE;
if (gst_omx_component_get_state (self->dec,
GST_CLOCK_TIME_NONE) != OMX_StateExecuting)
return FALSE;
}
/* Unset flushing to allow ports to accept data again */
gst_omx_port_set_flushing (self->dec_in_port, 5 * GST_SECOND, FALSE);
gst_omx_port_set_flushing (self->dec_out_port, 5 * GST_SECOND, FALSE);
if (gst_omx_component_get_last_error (self->dec) != OMX_ErrorNone) {
GST_ERROR_OBJECT (self, "Component in error state: %s (0x%08x)",
gst_omx_component_get_last_error_string (self->dec),
gst_omx_component_get_last_error (self->dec));
return FALSE;
}
self->downstream_flow_ret = GST_FLOW_OK;
return TRUE;
}
