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omx: allow gst_omx_port_acquire_buffer() to not wait for buffers
Will be needed to implement GST_BUFFER_POOL_ACQUIRE_FLAG_DONTWAIT. https://bugzilla.gnome.org/show_bug.cgi?id=796918
This commit is contained in:
Guillaume Desmottes
parent
c89b54fe78
commit
34bc02e397
7 changed files with 34 additions and 20 deletions
17
omx/gstomx.c
17
omx/gstomx.c
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@ -1372,7 +1372,8 @@ gst_omx_port_update_port_definition (GstOMXPort * port,
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/* NOTE: Uses comp->lock and comp->messages_lock */
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GstOMXAcquireBufferReturn
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gst_omx_port_acquire_buffer (GstOMXPort * port, GstOMXBuffer ** buf)
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gst_omx_port_acquire_buffer (GstOMXPort * port, GstOMXBuffer ** buf,
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GstOMXWait wait)
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{
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GstOMXAcquireBufferReturn ret = GST_OMX_ACQUIRE_BUFFER_ERROR;
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GstOMXComponent *comp;
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@ -1504,11 +1505,17 @@ retry:
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if (g_queue_is_empty (&port->pending_buffers)) {
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GST_DEBUG_OBJECT (comp->parent, "Queue of %s port %u is empty",
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comp->name, port->index);
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gst_omx_component_wait_message (comp,
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timeout == -2 ? GST_CLOCK_TIME_NONE : timeout);
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/* And now check everything again and maybe get a buffer */
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goto retry;
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if (wait == GST_OMX_WAIT) {
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gst_omx_component_wait_message (comp,
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timeout == -2 ? GST_CLOCK_TIME_NONE : timeout);
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/* And now check everything again and maybe get a buffer */
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goto retry;
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} else {
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ret = GST_OMX_ACQUIRE_BUFFER_NO_AVAILABLE;
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goto done;
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}
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}
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GST_DEBUG_OBJECT (comp->parent, "%s port %u has pending buffers",
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11
omx/gstomx.h
11
omx/gstomx.h
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@ -225,7 +225,9 @@ typedef enum {
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/* The port is EOS */
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GST_OMX_ACQUIRE_BUFFER_EOS,
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/* A fatal error happened */
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GST_OMX_ACQUIRE_BUFFER_ERROR
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GST_OMX_ACQUIRE_BUFFER_ERROR,
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/* No buffer is currently available (used when calling gst_omx_port_acquire_buffer() in not waiting mode) */
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GST_OMX_ACQUIRE_BUFFER_NO_AVAILABLE,
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} GstOMXAcquireBufferReturn;
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struct _GstOMXCore {
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@ -269,6 +271,11 @@ typedef enum {
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GST_OMX_BUFFER_ALLOCATION_USE_BUFFER_DYNAMIC, /* Only supported by OMX 1.2.0 */
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} GstOMXBufferAllocation;
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typedef enum {
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GST_OMX_WAIT,
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GST_OMX_DONT_WAIT,
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} GstOMXWait;
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struct _GstOMXMessage {
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GstOMXMessageType type;
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@ -441,7 +448,7 @@ OMX_ERRORTYPE gst_omx_close_tunnel (GstOMXPort * port1, GstOMXPort * port2);
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OMX_ERRORTYPE gst_omx_port_get_port_definition (GstOMXPort * port, OMX_PARAM_PORTDEFINITIONTYPE * port_def);
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OMX_ERRORTYPE gst_omx_port_update_port_definition (GstOMXPort *port, OMX_PARAM_PORTDEFINITIONTYPE *port_definition);
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GstOMXAcquireBufferReturn gst_omx_port_acquire_buffer (GstOMXPort *port, GstOMXBuffer **buf);
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GstOMXAcquireBufferReturn gst_omx_port_acquire_buffer (GstOMXPort *port, GstOMXBuffer **buf, GstOMXWait wait);
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OMX_ERRORTYPE gst_omx_port_release_buffer (GstOMXPort *port, GstOMXBuffer *buf);
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OMX_ERRORTYPE gst_omx_port_set_flushing (GstOMXPort *port, GstClockTime timeout, gboolean flush);
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@ -303,7 +303,7 @@ gst_omx_audio_dec_loop (GstOMXAudioDec * self)
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OMX_ERRORTYPE err;
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gint spf;
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acq_return = gst_omx_port_acquire_buffer (port, &buf);
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acq_return = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_return == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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goto component_error;
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} else if (acq_return == GST_OMX_ACQUIRE_BUFFER_FLUSHING) {
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@ -1085,7 +1085,7 @@ gst_omx_audio_dec_handle_frame (GstAudioDecoder * decoder, GstBuffer * inbuf)
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* _loop() can't call _finish_frame() and we might block forever
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* because no input buffers are released */
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GST_AUDIO_DECODER_STREAM_UNLOCK (self);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_ret == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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GST_AUDIO_DECODER_STREAM_LOCK (self);
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@ -1353,7 +1353,7 @@ gst_omx_audio_dec_drain (GstOMXAudioDec * self)
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/* Send an EOS buffer to the component and let the base
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* class drop the EOS event. We will send it later when
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* the EOS buffer arrives on the output port. */
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acq_ret = gst_omx_port_acquire_buffer (self->dec_in_port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (self->dec_in_port, &buf, GST_OMX_WAIT);
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if (acq_ret != GST_OMX_ACQUIRE_BUFFER_OK) {
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GST_AUDIO_DECODER_STREAM_LOCK (self);
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GST_ERROR_OBJECT (self, "Failed to acquire buffer for draining: %d",
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@ -285,7 +285,7 @@ gst_omx_audio_enc_loop (GstOMXAudioEnc * self)
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klass = GST_OMX_AUDIO_ENC_GET_CLASS (self);
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acq_return = gst_omx_port_acquire_buffer (port, &buf);
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acq_return = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_return == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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goto component_error;
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} else if (acq_return == GST_OMX_ACQUIRE_BUFFER_FLUSHING) {
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@ -960,7 +960,7 @@ gst_omx_audio_enc_handle_frame (GstAudioEncoder * encoder, GstBuffer * inbuf)
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* _loop() can't call _finish_frame() and we might block forever
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* because no input buffers are released */
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GST_AUDIO_ENCODER_STREAM_UNLOCK (self);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_ret == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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GST_AUDIO_ENCODER_STREAM_LOCK (self);
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@ -1145,7 +1145,7 @@ gst_omx_audio_enc_drain (GstOMXAudioEnc * self)
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/* Send an EOS buffer to the component and let the base
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* class drop the EOS event. We will send it later when
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* the EOS buffer arrives on the output port. */
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acq_ret = gst_omx_port_acquire_buffer (self->enc_in_port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (self->enc_in_port, &buf, GST_OMX_WAIT);
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if (acq_ret != GST_OMX_ACQUIRE_BUFFER_OK) {
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GST_AUDIO_ENCODER_STREAM_LOCK (self);
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GST_ERROR_OBJECT (self, "Failed to acquire buffer for draining: %d",
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@ -760,7 +760,7 @@ gst_omx_audio_sink_acquire_buffer (GstOMXAudioSink * self)
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GstOMXBuffer *buf = NULL;
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while (!buf) {
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acq_ret = gst_omx_port_acquire_buffer (port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_ret == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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goto component_error;
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} else if (acq_ret == GST_OMX_ACQUIRE_BUFFER_FLUSHING) {
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@ -1608,7 +1608,7 @@ gst_omx_video_dec_loop (GstOMXVideoDec * self)
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port = self->dec_out_port;
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#endif
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acq_return = gst_omx_port_acquire_buffer (port, &buf);
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acq_return = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_return == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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goto component_error;
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} else if (acq_return == GST_OMX_ACQUIRE_BUFFER_FLUSHING) {
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@ -2816,7 +2816,7 @@ gst_omx_video_dec_handle_frame (GstVideoDecoder * decoder,
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* _loop() can't call _finish_frame() and we might block forever
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* because no input buffers are released */
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GST_VIDEO_DECODER_STREAM_UNLOCK (self);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_ret == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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GST_VIDEO_DECODER_STREAM_LOCK (self);
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@ -3149,7 +3149,7 @@ gst_omx_video_dec_finish (GstVideoDecoder * decoder)
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/* Send an EOS buffer to the component and let the base
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* class drop the EOS event. We will send it later when
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* the EOS buffer arrives on the output port. */
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acq_ret = gst_omx_port_acquire_buffer (self->dec_in_port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (self->dec_in_port, &buf, GST_OMX_WAIT);
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if (acq_ret != GST_OMX_ACQUIRE_BUFFER_OK) {
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GST_VIDEO_DECODER_STREAM_LOCK (self);
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GST_ERROR_OBJECT (self, "Failed to acquire buffer for draining: %d",
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@ -1425,7 +1425,7 @@ gst_omx_video_enc_loop (GstOMXVideoEnc * self)
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klass = GST_OMX_VIDEO_ENC_GET_CLASS (self);
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acq_return = gst_omx_port_acquire_buffer (port, &buf);
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acq_return = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_return == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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goto component_error;
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} else if (acq_return == GST_OMX_ACQUIRE_BUFFER_FLUSHING) {
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@ -2673,7 +2673,7 @@ gst_omx_video_enc_handle_frame (GstVideoEncoder * encoder,
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* _loop() can't call _finish_frame() and we might block forever
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* because no input buffers are released */
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GST_VIDEO_ENCODER_STREAM_UNLOCK (self);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (port, &buf, GST_OMX_WAIT);
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if (acq_ret == GST_OMX_ACQUIRE_BUFFER_ERROR) {
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GST_VIDEO_ENCODER_STREAM_LOCK (self);
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@ -2933,7 +2933,7 @@ gst_omx_video_enc_drain (GstOMXVideoEnc * self)
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/* Send an EOS buffer to the component and let the base
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* class drop the EOS event. We will send it later when
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* the EOS buffer arrives on the output port. */
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acq_ret = gst_omx_port_acquire_buffer (self->enc_in_port, &buf);
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acq_ret = gst_omx_port_acquire_buffer (self->enc_in_port, &buf, GST_OMX_WAIT);
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if (acq_ret != GST_OMX_ACQUIRE_BUFFER_OK) {
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GST_VIDEO_ENCODER_STREAM_LOCK (self);
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GST_ERROR_OBJECT (self, "Failed to acquire buffer for draining: %d",
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