Playing media

Playing media in mm-renderer involves several steps:

1. Connect to mm-renderer using the function mmr_connect().
2. Create a new context and set the appropriate context parameters. Use the functions mmr_context_create() and mmr_context_parameters().
3. Attach the output and set the appropriate output parameters. Use the functions mmr_output_attach() and mmr_output_parameter().
4. Attach the input and set the appropriate input parameters. Use the functions mmr_input_attach()) and mmr_input_parameters().
5. Issue a playback command for the context by calling mmr_play().

The media starts to play.