LiVES 1.4.9
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Go to the source code of this file.
Data Structures | |
struct | aserver_message_t |
struct | lives_audio_buf_t |
Defines | |
#define | SAMPLE_MAX_16BIT_P 32767.0f |
#define | SAMPLE_MAX_16BIT_N 32768.0f |
#define | SAMPLE_MAX_16BITI 32768 |
#define | SWAP_U_TO_S 1 |
sign swapping | |
#define | SWAP_S_TO_U 2 |
signed to unsigned | |
#define | SWAP_X_TO_L 1 |
endian swapping | |
#define | SWAP_L_TO_X 2 |
local to other | |
#define | DEFAULT_AUDIO_RATE 44100 |
defaults for when not specifed | |
#define | DEFAULT_AUDIO_CHANS 2 |
#define | DEFAULT_AUDIO_SAMPS 16 |
#define | DEFAULT_AUDIO_SIGNED8 (AFORM_UNSIGNED) |
#define | DEFAULT_AUDIO_SIGNED16 !(AFORM_UNSIGNED) |
#define | MAX_AUDIO_MEM 8*1024*1024 |
TODO ** - make configurable - audio buffer size for rendering. | |
#define | RENDER_BLOCK_SIZE 1024 |
chunk size for interpolate/effect cycle | |
#define | SILENCE_BLOCK_SIZE 65536 |
size of silent block in bytes | |
#define | READ_BLOCK_SIZE 4096 |
chunk size for audio buffer reads | |
#define | XSAMPLES 128000 |
buffer size for realtime audio | |
#define | ASERVER_CMD_PROCESSED 0 |
#define | ASERVER_CMD_FILE_OPEN 1 |
#define | ASERVER_CMD_FILE_CLOSE 2 |
#define | ASERVER_CMD_FILE_SEEK 3 |
#define | RECA_WINDOW_GRAB 1 |
#define | RECA_NEW_CLIP 2 |
#define | RECA_EXISTING 3 |
Enumerations | |
enum | lives_operation_t { LIVES_NOP_OPERATION = 0, LIVES_READ_OPERATION, LIVES_WRITE_OPERATION, LIVES_CONVERT_OPERATION } |
enum | lives_audio_loop_t { AUDIO_LOOP_NONE, AUDIO_LOOP_FORWARD, AUDIO_LOOP_PINGPONG } |
Functions | |
void | sample_silence_dS (float *dst, unsigned long nsamples) |
void | sample_move_d8_d16 (short *dst, guchar *src, unsigned long nsamples, size_t tbytes, float scale, int nDstChannels, int nSrcChannels, int swap_sign) |
void | sample_move_d16_d16 (short *dst, short *src, unsigned long nsamples, size_t tbytes, float scale, int nDstChannels, int nSrcChannels, int swap_endian, int swap_sign) |
void | sample_move_d16_d8 (uint8_t *dst, short *src, unsigned long nsamples, size_t tbytes, float scale, int nDstChannels, int nSrcChannels, int swap_sign) |
void | sample_move_d16_float (float *dst, short *src, unsigned long nsamples, unsigned long src_skip, int is_unsigned, float vol) |
long | sample_move_float_int (void *holding_buff, float **float_buffer, int nsamps, float scale, int chans, int asamps, int usigned, gboolean swap_endian, float vol) |
returns frames output | |
long | sample_move_abuf_float (float **obuf, int nchans, int nsamps, int out_arate, float vol) |
long | sample_move_abuf_int16 (short *obuf, int nchans, int nsamps, int out_arate) |
long | render_audio_segment (gint nfiles, gint *from_files, gint to_file, gdouble *avels, gdouble *fromtime, weed_timecode_t tc_start, weed_timecode_t tc_end, gdouble *chvol, gdouble opvol_start, gdouble opvol_end, lives_audio_buf_t *obuf) |
void | aud_fade (gint fileno, gdouble startt, gdouble endt, gdouble startv, gdouble endv) |
fade in/fade out | |
void | fill_abuffer_from (lives_audio_buf_t *abuf, weed_plant_t *event_list, weed_plant_t *st_event, gboolean exact) |
gboolean | resync_audio (gint frameno) |
lives_audio_track_state_t * | get_audio_and_effects_state_at (weed_plant_t *event_list, weed_plant_t *st_event, gboolean get_audstate, gboolean exact) |
void | init_jack_audio_buffers (gint achans, gint arate, gboolean exact) |
void | free_jack_audio_buffers (void) |
void | init_pulse_audio_buffers (gint achans, gint arate, gboolean exact) |
void | free_pulse_audio_buffers (void) |
void | audio_free_fnames (void) |
lives_audio_buf_t * | audio_cache_init (void) |
void | audio_cache_end (void) |
lives_audio_buf_t * | audio_cache_get_buffer (void) |
gboolean | start_audio_stream (void) |
void | stop_audio_stream (void) |
void | clear_audio_stream (void) |
LIVES_INLINE void | audio_stream (void *buff, size_t nbytes, int fd) |
#define ASERVER_CMD_FILE_CLOSE 2 |
#define ASERVER_CMD_FILE_OPEN 1 |
#define ASERVER_CMD_FILE_SEEK 3 |
#define ASERVER_CMD_PROCESSED 0 |
asynch msging
#define DEFAULT_AUDIO_CHANS 2 |
#define DEFAULT_AUDIO_RATE 44100 |
defaults for when not specifed
#define DEFAULT_AUDIO_SAMPS 16 |
#define DEFAULT_AUDIO_SIGNED16 !(AFORM_UNSIGNED) |
#define DEFAULT_AUDIO_SIGNED8 (AFORM_UNSIGNED) |
#define MAX_AUDIO_MEM 8*1024*1024 |
TODO ** - make configurable - audio buffer size for rendering.
#define READ_BLOCK_SIZE 4096 |
chunk size for audio buffer reads
#define RECA_EXISTING 3 |
#define RECA_NEW_CLIP 2 |
#define RECA_WINDOW_GRAB 1 |
#define RENDER_BLOCK_SIZE 1024 |
chunk size for interpolate/effect cycle
#define SAMPLE_MAX_16BIT_N 32768.0f |
#define SAMPLE_MAX_16BIT_P 32767.0f |
#define SAMPLE_MAX_16BITI 32768 |
#define SILENCE_BLOCK_SIZE 65536 |
size of silent block in bytes
#define SWAP_L_TO_X 2 |
local to other
#define SWAP_S_TO_U 2 |
signed to unsigned
#define SWAP_U_TO_S 1 |
sign swapping
unsigned to signed
#define SWAP_X_TO_L 1 |
endian swapping
other to local
#define XSAMPLES 128000 |
buffer size for realtime audio
enum lives_audio_loop_t |
enum lives_operation_t |
void aud_fade | ( | gint | fileno, |
gdouble | startt, | ||
gdouble | endt, | ||
gdouble | startv, | ||
gdouble | endv | ||
) | [inline] |
fade in/fade out
void audio_cache_end | ( | void | ) |
< tell cache thread to exit when possible
lives_audio_buf_t* audio_cache_get_buffer | ( | void | ) |
lives_audio_buf_t* audio_cache_init | ( | void | ) |
void audio_free_fnames | ( | void | ) |
LIVES_INLINE void audio_stream | ( | void * | buff, |
size_t | nbytes, | ||
int | fd | ||
) |
void clear_audio_stream | ( | void | ) |
void fill_abuffer_from | ( | lives_audio_buf_t * | abuf, |
weed_plant_t * | event_list, | ||
weed_plant_t * | st_event, | ||
gboolean | exact | ||
) |
void free_jack_audio_buffers | ( | void | ) |
void free_pulse_audio_buffers | ( | void | ) |
lives_audio_track_state_t* get_audio_and_effects_state_at | ( | weed_plant_t * | event_list, |
weed_plant_t * | st_event, | ||
gboolean | get_audstate, | ||
gboolean | exact | ||
) |
void init_jack_audio_buffers | ( | gint | achans, |
gint | arate, | ||
gboolean | exact | ||
) |
void init_pulse_audio_buffers | ( | gint | achans, |
gint | arate, | ||
gboolean | exact | ||
) |
long render_audio_segment | ( | gint | nfiles, |
gint * | from_files, | ||
gint | to_file, | ||
gdouble * | avels, | ||
gdouble * | fromtime, | ||
weed_timecode_t | tc_start, | ||
weed_timecode_t | tc_end, | ||
gdouble * | chvol, | ||
gdouble | opvol_start, | ||
gdouble | opvol_end, | ||
lives_audio_buf_t * | obuf | ||
) |
gboolean resync_audio | ( | gint | frameno | ) |
long sample_move_abuf_float | ( | float ** | obuf, |
int | nchans, | ||
int | nsamps, | ||
int | out_arate, | ||
float | vol | ||
) |
long sample_move_abuf_int16 | ( | short * | obuf, |
int | nchans, | ||
int | nsamps, | ||
int | out_arate | ||
) |
void sample_move_d16_d16 | ( | short * | dst, |
short * | src, | ||
unsigned long | nsamples, | ||
size_t | tbytes, | ||
float | scale, | ||
int | nDstChannels, | ||
int | nSrcChannels, | ||
int | swap_endian, | ||
int | swap_sign | ||
) |
void sample_move_d16_d8 | ( | uint8_t * | dst, |
short * | src, | ||
unsigned long | nsamples, | ||
size_t | tbytes, | ||
float | scale, | ||
int | nDstChannels, | ||
int | nSrcChannels, | ||
int | swap_sign | ||
) |
void sample_move_d16_float | ( | float * | dst, |
short * | src, | ||
unsigned long | nsamples, | ||
unsigned long | src_skip, | ||
int | is_unsigned, | ||
float | vol | ||
) |
void sample_move_d8_d16 | ( | short * | dst, |
guchar * | src, | ||
unsigned long | nsamples, | ||
size_t | tbytes, | ||
float | scale, | ||
int | nDstChannels, | ||
int | nSrcChannels, | ||
int | swap_sign | ||
) |
long sample_move_float_int | ( | void * | holding_buff, |
float ** | float_buffer, | ||
int | nsamps, | ||
float | scale, | ||
int | chans, | ||
int | asamps, | ||
int | usigned, | ||
gboolean | swap_endian, | ||
float | vol | ||
) |
returns frames output
void sample_silence_dS | ( | float * | dst, |
unsigned long | nsamples | ||
) |
gboolean start_audio_stream | ( | void | ) |
void stop_audio_stream | ( | void | ) |