diff options
Diffstat (limited to 'audio/fmodaudio.c')
| -rw-r--r-- | audio/fmodaudio.c | 685 |
1 files changed, 0 insertions, 685 deletions
diff --git a/audio/fmodaudio.c b/audio/fmodaudio.c deleted file mode 100644 index fabf84dd3b..0000000000 --- a/audio/fmodaudio.c +++ /dev/null @@ -1,685 +0,0 @@ -/* - * QEMU FMOD audio driver - * - * Copyright (c) 2004-2005 Vassili Karpov (malc) - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -#include <fmod.h> -#include <fmod_errors.h> -#include "qemu-common.h" -#include "audio.h" - -#define AUDIO_CAP "fmod" -#include "audio_int.h" - -typedef struct FMODVoiceOut { - HWVoiceOut hw; - unsigned int old_pos; - FSOUND_SAMPLE *fmod_sample; - int channel; -} FMODVoiceOut; - -typedef struct FMODVoiceIn { - HWVoiceIn hw; - FSOUND_SAMPLE *fmod_sample; -} FMODVoiceIn; - -static struct { - const char *drvname; - int nb_samples; - int freq; - int nb_channels; - int bufsize; - int broken_adc; -} conf = { - .nb_samples = 2048 * 2, - .freq = 44100, - .nb_channels = 2, -}; - -static void GCC_FMT_ATTR (1, 2) fmod_logerr (const char *fmt, ...) -{ - va_list ap; - - va_start (ap, fmt); - AUD_vlog (AUDIO_CAP, fmt, ap); - va_end (ap); - - AUD_log (AUDIO_CAP, "Reason: %s\n", - FMOD_ErrorString (FSOUND_GetError ())); -} - -static void GCC_FMT_ATTR (2, 3) fmod_logerr2 ( - const char *typ, - const char *fmt, - ... - ) -{ - va_list ap; - - AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ); - - va_start (ap, fmt); - AUD_vlog (AUDIO_CAP, fmt, ap); - va_end (ap); - - AUD_log (AUDIO_CAP, "Reason: %s\n", - FMOD_ErrorString (FSOUND_GetError ())); -} - -static int fmod_write (SWVoiceOut *sw, void *buf, int len) -{ - return audio_pcm_sw_write (sw, buf, len); -} - -static void fmod_clear_sample (FMODVoiceOut *fmd) -{ - HWVoiceOut *hw = &fmd->hw; - int status; - void *p1 = 0, *p2 = 0; - unsigned int len1 = 0, len2 = 0; - - status = FSOUND_Sample_Lock ( - fmd->fmod_sample, - 0, - hw->samples << hw->info.shift, - &p1, - &p2, - &len1, - &len2 - ); - - if (!status) { - fmod_logerr ("Failed to lock sample\n"); - return; - } - - if ((len1 & hw->info.align) || (len2 & hw->info.align)) { - dolog ("Lock returned misaligned length %d, %d, alignment %d\n", - len1, len2, hw->info.align + 1); - goto fail; - } - - if ((len1 + len2) - (hw->samples << hw->info.shift)) { - dolog ("Lock returned incomplete length %d, %d\n", - len1 + len2, hw->samples << hw->info.shift); - goto fail; - } - - audio_pcm_info_clear_buf (&hw->info, p1, hw->samples); - - fail: - status = FSOUND_Sample_Unlock (fmd->fmod_sample, p1, p2, len1, len2); - if (!status) { - fmod_logerr ("Failed to unlock sample\n"); - } -} - -static void fmod_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len) -{ - int src_len1 = dst_len; - int src_len2 = 0; - int pos = hw->rpos + dst_len; - struct st_sample *src1 = hw->mix_buf + hw->rpos; - struct st_sample *src2 = NULL; - - if (pos > hw->samples) { - src_len1 = hw->samples - hw->rpos; - src2 = hw->mix_buf; - src_len2 = dst_len - src_len1; - pos = src_len2; - } - - if (src_len1) { - hw->clip (dst, src1, src_len1); - } - - if (src_len2) { - dst = advance (dst, src_len1 << hw->info.shift); - hw->clip (dst, src2, src_len2); - } - - hw->rpos = pos % hw->samples; -} - -static int fmod_unlock_sample (FSOUND_SAMPLE *sample, void *p1, void *p2, - unsigned int blen1, unsigned int blen2) -{ - int status = FSOUND_Sample_Unlock (sample, p1, p2, blen1, blen2); - if (!status) { - fmod_logerr ("Failed to unlock sample\n"); - return -1; - } - return 0; -} - -static int fmod_lock_sample ( - FSOUND_SAMPLE *sample, - struct audio_pcm_info *info, - int pos, - int len, - void **p1, - void **p2, - unsigned int *blen1, - unsigned int *blen2 - ) -{ - int status; - - status = FSOUND_Sample_Lock ( - sample, - pos << info->shift, - len << info->shift, - p1, - p2, - blen1, - blen2 - ); - - if (!status) { - fmod_logerr ("Failed to lock sample\n"); - return -1; - } - - if ((*blen1 & info->align) || (*blen2 & info->align)) { - dolog ("Lock returned misaligned length %d, %d, alignment %d\n", - *blen1, *blen2, info->align + 1); - - fmod_unlock_sample (sample, *p1, *p2, *blen1, *blen2); - - *p1 = NULL - 1; - *p2 = NULL - 1; - *blen1 = ~0U; - *blen2 = ~0U; - return -1; - } - - if (!*p1 && *blen1) { - dolog ("warning: !p1 && blen1=%d\n", *blen1); - *blen1 = 0; - } - - if (!p2 && *blen2) { - dolog ("warning: !p2 && blen2=%d\n", *blen2); - *blen2 = 0; - } - - return 0; -} - -static int fmod_run_out (HWVoiceOut *hw, int live) -{ - FMODVoiceOut *fmd = (FMODVoiceOut *) hw; - int decr; - void *p1 = 0, *p2 = 0; - unsigned int blen1 = 0, blen2 = 0; - unsigned int len1 = 0, len2 = 0; - - if (!hw->pending_disable) { - return 0; - } - - decr = live; - - if (fmd->channel >= 0) { - int len = decr; - int old_pos = fmd->old_pos; - int ppos = FSOUND_GetCurrentPosition (fmd->channel); - - if (ppos == old_pos || !ppos) { - return 0; - } - - if ((old_pos < ppos) && ((old_pos + len) > ppos)) { - len = ppos - old_pos; - } - else { - if ((old_pos > ppos) && ((old_pos + len) > (ppos + hw->samples))) { - len = hw->samples - old_pos + ppos; - } - } - decr = len; - - if (audio_bug (AUDIO_FUNC, decr < 0)) { - dolog ("decr=%d live=%d ppos=%d old_pos=%d len=%d\n", - decr, live, ppos, old_pos, len); - return 0; - } - } - - - if (!decr) { - return 0; - } - - if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info, - fmd->old_pos, decr, - &p1, &p2, - &blen1, &blen2)) { - return 0; - } - - len1 = blen1 >> hw->info.shift; - len2 = blen2 >> hw->info.shift; - ldebug ("%p %p %d %d %d %d\n", p1, p2, len1, len2, blen1, blen2); - decr = len1 + len2; - - if (p1 && len1) { - fmod_write_sample (hw, p1, len1); - } - - if (p2 && len2) { - fmod_write_sample (hw, p2, len2); - } - - fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); - - fmd->old_pos = (fmd->old_pos + decr) % hw->samples; - return decr; -} - -static int aud_to_fmodfmt (audfmt_e fmt, int stereo) -{ - int mode = FSOUND_LOOP_NORMAL; - - switch (fmt) { - case AUD_FMT_S8: - mode |= FSOUND_SIGNED | FSOUND_8BITS; - break; - - case AUD_FMT_U8: - mode |= FSOUND_UNSIGNED | FSOUND_8BITS; - break; - - case AUD_FMT_S16: - mode |= FSOUND_SIGNED | FSOUND_16BITS; - break; - - case AUD_FMT_U16: - mode |= FSOUND_UNSIGNED | FSOUND_16BITS; - break; - - default: - dolog ("Internal logic error: Bad audio format %d\n", fmt); -#ifdef DEBUG_FMOD - abort (); -#endif - mode |= FSOUND_8BITS; - } - mode |= stereo ? FSOUND_STEREO : FSOUND_MONO; - return mode; -} - -static void fmod_fini_out (HWVoiceOut *hw) -{ - FMODVoiceOut *fmd = (FMODVoiceOut *) hw; - - if (fmd->fmod_sample) { - FSOUND_Sample_Free (fmd->fmod_sample); - fmd->fmod_sample = 0; - - if (fmd->channel >= 0) { - FSOUND_StopSound (fmd->channel); - } - } -} - -static int fmod_init_out (HWVoiceOut *hw, struct audsettings *as) -{ - int mode, channel; - FMODVoiceOut *fmd = (FMODVoiceOut *) hw; - struct audsettings obt_as = *as; - - mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); - fmd->fmod_sample = FSOUND_Sample_Alloc ( - FSOUND_FREE, /* index */ - conf.nb_samples, /* length */ - mode, /* mode */ - as->freq, /* freq */ - 255, /* volume */ - 128, /* pan */ - 255 /* priority */ - ); - - if (!fmd->fmod_sample) { - fmod_logerr2 ("DAC", "Failed to allocate FMOD sample\n"); - return -1; - } - - channel = FSOUND_PlaySoundEx (FSOUND_FREE, fmd->fmod_sample, 0, 1); - if (channel < 0) { - fmod_logerr2 ("DAC", "Failed to start playing sound\n"); - FSOUND_Sample_Free (fmd->fmod_sample); - return -1; - } - fmd->channel = channel; - - /* FMOD always operates on little endian frames? */ - obt_as.endianness = 0; - audio_pcm_init_info (&hw->info, &obt_as); - hw->samples = conf.nb_samples; - return 0; -} - -static int fmod_ctl_out (HWVoiceOut *hw, int cmd, ...) -{ - int status; - FMODVoiceOut *fmd = (FMODVoiceOut *) hw; - - switch (cmd) { - case VOICE_ENABLE: - fmod_clear_sample (fmd); - status = FSOUND_SetPaused (fmd->channel, 0); - if (!status) { - fmod_logerr ("Failed to resume channel %d\n", fmd->channel); - } - break; - - case VOICE_DISABLE: - status = FSOUND_SetPaused (fmd->channel, 1); - if (!status) { - fmod_logerr ("Failed to pause channel %d\n", fmd->channel); - } - break; - } - return 0; -} - -static int fmod_init_in (HWVoiceIn *hw, struct audsettings *as) -{ - int mode; - FMODVoiceIn *fmd = (FMODVoiceIn *) hw; - struct audsettings obt_as = *as; - - if (conf.broken_adc) { - return -1; - } - - mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0); - fmd->fmod_sample = FSOUND_Sample_Alloc ( - FSOUND_FREE, /* index */ - conf.nb_samples, /* length */ - mode, /* mode */ - as->freq, /* freq */ - 255, /* volume */ - 128, /* pan */ - 255 /* priority */ - ); - - if (!fmd->fmod_sample) { - fmod_logerr2 ("ADC", "Failed to allocate FMOD sample\n"); - return -1; - } - - /* FMOD always operates on little endian frames? */ - obt_as.endianness = 0; - audio_pcm_init_info (&hw->info, &obt_as); - hw->samples = conf.nb_samples; - return 0; -} - -static void fmod_fini_in (HWVoiceIn *hw) -{ - FMODVoiceIn *fmd = (FMODVoiceIn *) hw; - - if (fmd->fmod_sample) { - FSOUND_Record_Stop (); - FSOUND_Sample_Free (fmd->fmod_sample); - fmd->fmod_sample = 0; - } -} - -static int fmod_run_in (HWVoiceIn *hw) -{ - FMODVoiceIn *fmd = (FMODVoiceIn *) hw; - int hwshift = hw->info.shift; - int live, dead, new_pos, len; - unsigned int blen1 = 0, blen2 = 0; - unsigned int len1, len2; - unsigned int decr; - void *p1, *p2; - - live = audio_pcm_hw_get_live_in (hw); - dead = hw->samples - live; - if (!dead) { - return 0; - } - - new_pos = FSOUND_Record_GetPosition (); - if (new_pos < 0) { - fmod_logerr ("Could not get recording position\n"); - return 0; - } - - len = audio_ring_dist (new_pos, hw->wpos, hw->samples); - if (!len) { - return 0; - } - len = audio_MIN (len, dead); - - if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info, - hw->wpos, len, - &p1, &p2, - &blen1, &blen2)) { - return 0; - } - - len1 = blen1 >> hwshift; - len2 = blen2 >> hwshift; - decr = len1 + len2; - - if (p1 && blen1) { - hw->conv (hw->conv_buf + hw->wpos, p1, len1); - } - if (p2 && len2) { - hw->conv (hw->conv_buf, p2, len2); - } - - fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2); - hw->wpos = (hw->wpos + decr) % hw->samples; - return decr; -} - -static struct { - const char *name; - int type; -} drvtab[] = { - { .name = "none", .type = FSOUND_OUTPUT_NOSOUND }, -#ifdef _WIN32 - { .name = "winmm", .type = FSOUND_OUTPUT_WINMM }, - { .name = "dsound", .type = FSOUND_OUTPUT_DSOUND }, - { .name = "a3d", .type = FSOUND_OUTPUT_A3D }, - { .name = "asio", .type = FSOUND_OUTPUT_ASIO }, -#endif -#ifdef __linux__ - { .name = "oss", .type = FSOUND_OUTPUT_OSS }, - { .name = "alsa", .type = FSOUND_OUTPUT_ALSA }, - { .name = "esd", .type = FSOUND_OUTPUT_ESD }, -#endif -#ifdef __APPLE__ - { .name = "mac", .type = FSOUND_OUTPUT_MAC }, -#endif -#if 0 - { .name = "xbox", .type = FSOUND_OUTPUT_XBOX }, - { .name = "ps2", .type = FSOUND_OUTPUT_PS2 }, - { .name = "gcube", .type = FSOUND_OUTPUT_GC }, -#endif - { .name = "none-realtime", .type = FSOUND_OUTPUT_NOSOUND_NONREALTIME } -}; - -static void *fmod_audio_init (void) -{ - size_t i; - double ver; - int status; - int output_type = -1; - const char *drv = conf.drvname; - - ver = FSOUND_GetVersion (); - if (ver < FMOD_VERSION) { - dolog ("Wrong FMOD version %f, need at least %f\n", ver, FMOD_VERSION); - return NULL; - } - -#ifdef __linux__ - if (ver < 3.75) { - dolog ("FMOD before 3.75 has bug preventing ADC from working\n" - "ADC will be disabled.\n"); - conf.broken_adc = 1; - } -#endif - - if (drv) { - int found = 0; - for (i = 0; i < ARRAY_SIZE (drvtab); i++) { - if (!strcmp (drv, drvtab[i].name)) { - output_type = drvtab[i].type; - found = 1; - break; - } - } - if (!found) { - dolog ("Unknown FMOD driver `%s'\n", drv); - dolog ("Valid drivers:\n"); - for (i = 0; i < ARRAY_SIZE (drvtab); i++) { - dolog (" %s\n", drvtab[i].name); - } - } - } - - if (output_type != -1) { - status = FSOUND_SetOutput (output_type); - if (!status) { - fmod_logerr ("FSOUND_SetOutput(%d) failed\n", output_type); - return NULL; - } - } - - if (conf.bufsize) { - status = FSOUND_SetBufferSize (conf.bufsize); - if (!status) { - fmod_logerr ("FSOUND_SetBufferSize (%d) failed\n", conf.bufsize); - } - } - - status = FSOUND_Init (conf.freq, conf.nb_channels, 0); - if (!status) { - fmod_logerr ("FSOUND_Init failed\n"); - return NULL; - } - - return &conf; -} - -static int fmod_read (SWVoiceIn *sw, void *buf, int size) -{ - return audio_pcm_sw_read (sw, buf, size); -} - -static int fmod_ctl_in (HWVoiceIn *hw, int cmd, ...) -{ - int status; - FMODVoiceIn *fmd = (FMODVoiceIn *) hw; - - switch (cmd) { - case VOICE_ENABLE: - status = FSOUND_Record_StartSample (fmd->fmod_sample, 1); - if (!status) { - fmod_logerr ("Failed to start recording\n"); - } - break; - - case VOICE_DISABLE: - status = FSOUND_Record_Stop (); - if (!status) { - fmod_logerr ("Failed to stop recording\n"); - } - break; - } - return 0; -} - -static void fmod_audio_fini (void *opaque) -{ - (void) opaque; - FSOUND_Close (); -} - -static struct audio_option fmod_options[] = { - { - .name = "DRV", - .tag = AUD_OPT_STR, - .valp = &conf.drvname, - .descr = "FMOD driver" - }, - { - .name = "FREQ", - .tag = AUD_OPT_INT, - .valp = &conf.freq, - .descr = "Default frequency" - }, - { - .name = "SAMPLES", - .tag = AUD_OPT_INT, - .valp = &conf.nb_samples, - .descr = "Buffer size in samples" - }, - { - .name = "CHANNELS", - .tag = AUD_OPT_INT, - .valp = &conf.nb_channels, - .descr = "Number of default channels (1 - mono, 2 - stereo)" - }, - { - .name = "BUFSIZE", - .tag = AUD_OPT_INT, - .valp = &conf.bufsize, - .descr = "(undocumented)" - }, - { /* End of list */ } -}; - -static struct audio_pcm_ops fmod_pcm_ops = { - .init_out = fmod_init_out, - .fini_out = fmod_fini_out, - .run_out = fmod_run_out, - .write = fmod_write, - .ctl_out = fmod_ctl_out, - - .init_in = fmod_init_in, - .fini_in = fmod_fini_in, - .run_in = fmod_run_in, - .read = fmod_read, - .ctl_in = fmod_ctl_in -}; - -struct audio_driver fmod_audio_driver = { - .name = "fmod", - .descr = "FMOD 3.xx http://www.fmod.org", - .options = fmod_options, - .init = fmod_audio_init, - .fini = fmod_audio_fini, - .pcm_ops = &fmod_pcm_ops, - .can_be_default = 1, - .max_voices_out = INT_MAX, - .max_voices_in = INT_MAX, - .voice_size_out = sizeof (FMODVoiceOut), - .voice_size_in = sizeof (FMODVoiceIn) -}; |