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49 lines
1.8 KiB
49 lines
1.8 KiB
/*****************************************************************************
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* ac3_decoder.h : ac3 decoder thread interface
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* (c)1999 VideoLAN
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*****************************************************************************/
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#define AC3DEC_FRAME_SIZE (2*256)
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/*****************************************************************************
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* ac3dec_frame_t
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*****************************************************************************/
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typedef s16 ac3dec_frame_t[ AC3DEC_FRAME_SIZE ];
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/*****************************************************************************
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* ac3dec_thread_t : ac3 decoder thread descriptor
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*****************************************************************************/
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typedef struct ac3dec_thread_s
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{
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/*
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* Thread properties
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*/
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vlc_thread_t thread_id; /* id for thread functions */
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boolean_t b_die; /* `die' flag */
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boolean_t b_error; /* `error' flag */
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/*
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* Input properties
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*/
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decoder_fifo_t fifo; /* stores the PES stream data */
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/* The bit stream structure handles the PES stream at the bit level */
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bit_stream_t bit_stream;
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/*
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* Decoder properties
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*/
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unsigned int total_bits_read;
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/*
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* Output properties
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*/
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aout_fifo_t * p_aout_fifo; /* stores the decompressed audio frames */
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aout_thread_t * p_aout; /* needed to create the audio fifo */
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} ac3dec_thread_t;
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/*****************************************************************************
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* Prototypes
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*****************************************************************************/
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ac3dec_thread_t * ac3dec_CreateThread( input_thread_t * p_input );
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void ac3dec_DestroyThread( ac3dec_thread_t * p_ac3dec );
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