X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fvlc_codec.h;h=aa36bbb331b0997bbe4b70f8e8c3a4edecc66eb7;hb=12ade3e3bc975d5426ba4af155b7372c31093b31;hp=06aa6d669911ffbe3b38bafa6c8adc1031bde034;hpb=a0429d0043a4cbf10f226879138bb8125eeb91f4;p=vlc diff --git a/include/vlc_codec.h b/include/vlc_codec.h index 06aa6d6699..aa36bbb331 100644 --- a/include/vlc_codec.h +++ b/include/vlc_codec.h @@ -21,15 +21,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ -#if !defined( __LIBVLC__ ) - #error You are not libvlc or one of its plugins. You cannot include this file -#endif - -#ifndef _VLC_CODEC_H -#define _VLC_CODEC_H 1 +#ifndef VLC_CODEC_H +#define VLC_CODEC_H 1 #include #include +#include +#include /** * \file @@ -66,10 +64,10 @@ struct decoder_t es_format_t fmt_out; /* Some decoders only accept packetized data (ie. not truncated) */ - vlc_bool_t b_need_packetized; + bool b_need_packetized; /* Tell the decoder if it is allowed to drop frames */ - vlc_bool_t b_pace_control; + bool b_pace_control; /* */ picture_t * ( * pf_decode_video )( decoder_t *, block_t ** ); @@ -83,28 +81,53 @@ struct decoder_t * last pf_packetize/pf_decode_video call only, * pb_present will be used to known which cc channel are present (but * globaly, not necessary for the current packet */ - block_t * ( * pf_get_cc ) ( decoder_t *, vlc_bool_t pb_present[4] ); + block_t * ( * pf_get_cc ) ( decoder_t *, bool pb_present[4] ); + + /* Meta data at codec level + * The decoder owner set it back to NULL once it has retreived what it needs. + * The decoder owner is responsible of its release except when you overwrite it. + */ + vlc_meta_t *p_description; /* - * Buffers allocation + * Owner fields + * XXX You MUST not use them directly. */ - /* Audio output callbacks */ - aout_buffer_t * ( * pf_aout_buffer_new) ( decoder_t *, int ); - void ( * pf_aout_buffer_del) ( decoder_t *, aout_buffer_t * ); + /* Video output callbacks + * XXX use decoder_NewPicture/decoder_DeletePicture + * and decoder_LinkPicture/decoder_UnlinkPicture */ + picture_t *(*pf_vout_buffer_new)( decoder_t * ); + void (*pf_vout_buffer_del)( decoder_t *, picture_t * ); + void (*pf_picture_link) ( decoder_t *, picture_t * ); + void (*pf_picture_unlink) ( decoder_t *, picture_t * ); + + /* Audio output callbacks + * XXX use decoder_NewAudioBuffer/decoder_DeleteAudioBuffer */ + aout_buffer_t *(*pf_aout_buffer_new)( decoder_t *, int ); + void (*pf_aout_buffer_del)( decoder_t *, aout_buffer_t * ); + + /* SPU output callbacks + * XXX use decoder_NewSubpicture and decoder_DeleteSubpicture */ + subpicture_t *(*pf_spu_buffer_new)( decoder_t *, const subpicture_updater_t * ); + void (*pf_spu_buffer_del)( decoder_t *, subpicture_t * ); + + /* Input attachments + * XXX use decoder_GetInputAttachments */ + int (*pf_get_attachments)( decoder_t *p_dec, input_attachment_t ***ppp_attachment, int *pi_attachment ); - /* Video output callbacks */ - picture_t * ( * pf_vout_buffer_new) ( decoder_t * ); - void ( * pf_vout_buffer_del) ( decoder_t *, picture_t * ); - void ( * pf_picture_link) ( decoder_t *, picture_t * ); - void ( * pf_picture_unlink) ( decoder_t *, picture_t * ); + /* Display date + * XXX use decoder_GetDisplayDate */ + mtime_t (*pf_get_display_date)( decoder_t *, mtime_t ); - /* SPU output callbacks */ - subpicture_t * ( * pf_spu_buffer_new) ( decoder_t * ); - void ( * pf_spu_buffer_del) ( decoder_t *, subpicture_t * ); + /* Display rate + * XXX use decoder_GetDisplayRate */ + int (*pf_get_display_rate)( decoder_t * ); /* Private structure for the owner of the decoder */ decoder_owner_sys_t *p_owner; + + bool b_error; }; /** @@ -112,7 +135,7 @@ struct decoder_t */ /** - * \defgroup decoder Encoder + * \defgroup encoder Encoder * * The structure describing a Encoder * @@ -151,8 +174,73 @@ struct encoder_t * @} */ -VLC_EXPORT( input_attachment_t *, decoder_GetInputAttachment, ( decoder_t *, const char *psz_name ) ); -VLC_EXPORT( int, decoder_GetInputAttachments, ( decoder_t *p_dec, input_attachment_t ***ppp_attachment, int *pi_attachment ) ); -VLC_EXPORT( mtime_t, decoder_GetDisplayDate, ( decoder_t *, mtime_t ) ); + +/** + * This function will return a new picture usable by a decoder as an output + * buffer. You have to release it using decoder_DeletePicture or by returning + * it to the caller as a pf_decode_video return value. + */ +VLC_EXPORT( picture_t *, decoder_NewPicture, ( decoder_t * ) LIBVLC_USED ); + +/** + * This function will release a picture create by decoder_NewPicture. + */ +VLC_EXPORT( void, decoder_DeletePicture, ( decoder_t *, picture_t *p_picture ) ); + +/** + * This function will increase the picture reference count. + * (picture_Hold is not usable.) + */ +VLC_EXPORT( void, decoder_LinkPicture, ( decoder_t *, picture_t * ) ); + +/** + * This function will decrease the picture reference count. + * (picture_Release is not usable.) + */ +VLC_EXPORT( void, decoder_UnlinkPicture, ( decoder_t *, picture_t * ) ); + +/** + * This function will return a new audio buffer usable by a decoder as an + * output buffer. You have to release it using decoder_DeleteAudioBuffer + * or by returning it to the caller as a pf_decode_audio return value. + */ +VLC_EXPORT( aout_buffer_t *, decoder_NewAudioBuffer, ( decoder_t *, int i_size ) LIBVLC_USED ); + +/** + * This function will release a audio buffer created by decoder_NewAudioBuffer. + */ +VLC_EXPORT( void, decoder_DeleteAudioBuffer, ( decoder_t *, aout_buffer_t *p_buffer ) ); + +/** + * This function will return a new subpicture usable by a decoder as an output + * buffer. You have to release it using decoder_DeleteSubpicture or by returning + * it to the caller as a pf_decode_sub return value. + */ +VLC_EXPORT( subpicture_t *, decoder_NewSubpicture, ( decoder_t *, const subpicture_updater_t * ) LIBVLC_USED ); + +/** + * This function will release a subpicture created by decoder_NewSubicture. + */ +VLC_EXPORT( void, decoder_DeleteSubpicture, ( decoder_t *, subpicture_t *p_subpicture ) ); + +/** + * This function gives all input attachments at once. + * + * You MUST release the returned values + */ +VLC_EXPORT( int, decoder_GetInputAttachments, ( decoder_t *, input_attachment_t ***ppp_attachment, int *pi_attachment ) ); + +/** + * This function converts a decoder timestamp into a display date comparable + * to mdate(). + * You MUST use it *only* for gathering statistics about speed. + */ +VLC_EXPORT( mtime_t, decoder_GetDisplayDate, ( decoder_t *, mtime_t ) LIBVLC_USED ); + +/** + * This function returns the current input rate. + * You MUST use it *only* for gathering statistics about speed. + */ +VLC_EXPORT( int, decoder_GetDisplayRate, ( decoder_t * ) LIBVLC_USED ); #endif /* _VLC_CODEC_H */