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https://gitlab.freedesktop.org/pipewire/pipewire
synced 2024-09-06 00:40:34 +00:00
buffer: construct and parse format change messages
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parent
e408c5a9a5
commit
2d392c7410
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@ -610,6 +610,15 @@ pinos_buffer_builder_add_fd_payload (PinosBufferBuilder *builder,
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return TRUE;
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}
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/**
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* pinos_buffer_iter_parse_release_fd_payload:
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* @iter: a #PinosBufferIter
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* @payload: a #PinosPacketReleaseFDPayload
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*
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* Parse a #PINOS_PACKET_TYPE_RELEASE_FD_PAYLOAD packet from @iter into @payload.
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*
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* Returns: %TRUE on success
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*/
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gboolean
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pinos_buffer_iter_parse_release_fd_payload (PinosBufferIter *iter,
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PinosPacketReleaseFDPayload *payload)
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@ -627,6 +636,15 @@ pinos_buffer_iter_parse_release_fd_payload (PinosBufferIter *iter,
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return TRUE;
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}
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/**
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* pinos_buffer_builder_add_release_fd_payload:
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* @builder: a #PinosBufferBuilder
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* @payload: a #PinosPacketReleaseFDPayload
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*
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* Add a #PINOS_PACKET_TYPE_RELEASE_FD_PAYLOAD payload in @payload to @builder.
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*
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* Returns: %TRUE on success
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*/
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gboolean
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pinos_buffer_builder_add_release_fd_payload (PinosBufferBuilder *builder,
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PinosPacketReleaseFDPayload *payload)
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@ -643,3 +661,63 @@ pinos_buffer_builder_add_release_fd_payload (PinosBufferBuilder *builder,
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return TRUE;
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}
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/**
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* pinos_buffer_iter_parse_format_change:
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* @iter: a #PinosBufferIter
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* @payload: a #PinosPacketFormatChange
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*
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* Parse a #PINOS_PACKET_TYPE_FORMAT_CHANGE packet from @iter into @payload.
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*
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* Returns: %TRUE on success
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*/
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gboolean
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pinos_buffer_iter_parse_format_change (PinosBufferIter *iter,
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PinosPacketFormatChange *payload)
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{
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struct stack_iter *si = PPSI (iter);
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char *p;
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g_return_val_if_fail (is_valid_iter (iter), FALSE);
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g_return_val_if_fail (si->type == PINOS_PACKET_TYPE_FORMAT_CHANGE, FALSE);
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if (si->size < 2)
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return FALSE;
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p = si->data;
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payload->id = *p++;
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payload->format = p;
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return TRUE;
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}
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/**
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* pinos_buffer_builder_add_format_change:
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* @builder: a #PinosBufferBuilder
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* @payload: a #PinosPacketFormatChange
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*
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* Add a #PINOS_PACKET_TYPE_FORMAT_CHANGE payload in @payload to @builder.
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*
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* Returns: %TRUE on success
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*/
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gboolean
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pinos_buffer_builder_add_format_change (PinosBufferBuilder *builder,
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PinosPacketFormatChange *payload)
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{
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struct stack_builder *sb = PPSB (builder);
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gsize len;
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char *p;
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g_return_val_if_fail (is_valid_builder (builder), FALSE);
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/* id + format len + zero byte */
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len = 1 + strlen (payload->format) + 1;
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p = builder_add_packet (sb,
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PINOS_PACKET_TYPE_FORMAT_CHANGE,
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len);
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*p++ = payload->id;
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strcpy (p, payload->format);
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return TRUE;
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}
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