diff options
Diffstat (limited to 'hifi/xaf/hifi-dpf/plugins/cadence/mixer/xa-mixer.c')
| -rw-r--r-- | hifi/xaf/hifi-dpf/plugins/cadence/mixer/xa-mixer.c | 669 |
1 files changed, 0 insertions, 669 deletions
diff --git a/hifi/xaf/hifi-dpf/plugins/cadence/mixer/xa-mixer.c b/hifi/xaf/hifi-dpf/plugins/cadence/mixer/xa-mixer.c deleted file mode 100644 index 0909d446..00000000 --- a/hifi/xaf/hifi-dpf/plugins/cadence/mixer/xa-mixer.c +++ /dev/null @@ -1,669 +0,0 @@ -/******************************************************************************* -* Copyright (C) 2018 Cadence Design Systems, Inc. -* -* Permission is hereby granted, free of charge, to any person obtaining -* a copy of this software and associated documentation files (the -* "Software"), to use this Software with Cadence processor cores only and -* not with any other processors and platforms, 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. - -******************************************************************************/ - -/******************************************************************************* - * xa-mixer.c - * - * Sample mixer plugin - * - ******************************************************************************/ - -#define MODULE_TAG MIXER - -/******************************************************************************* - * Includes - ******************************************************************************/ - -#include "xf-plugin.h" -#include "audio/xa-mixer-api.h" - -/******************************************************************************* - * Tracing configuration - ******************************************************************************/ - -TRACE_TAG(INIT, 1); -TRACE_TAG(PROCESS, 1); - -/******************************************************************************* - * Internal functions definitions - ******************************************************************************/ - -/* ...API structure */ -typedef struct XAPcmMixer -{ - /* ...mixer state */ - u32 state; - - /* ...number of samples in a frame */ - u32 frame_size; - - /* ...number of channels (channel mask?) */ - u32 channels; - - /* ...PCM sample width */ - u32 pcm_width; - - /* ...sampling rate */ - u32 sample_rate; - - /* ...number of bytes in input/output buffer */ - u32 buffer_size; - - /* ...master volume and individual track volumes*/ - u32 volume[XA_MIXER_MAX_TRACK_NUMBER + 1]; - - /* ...input buffers */ - void *input[XA_MIXER_MAX_TRACK_NUMBER]; - - /* ...number of samples in individual buffers */ - u32 input_length[XA_MIXER_MAX_TRACK_NUMBER]; - - /* ...output buffer */ - void *output; - - /* ...number of produced bytes - do I need that? have buffer-size already - tbd */ - u32 produced; - - /* ...scratch buffer pointer */ - void *scratch; - -} XAPcmMixer; - -/******************************************************************************* - * Mixer state flags - ******************************************************************************/ - -#define XA_MIXER_FLAG_PREINIT_DONE (1 << 0) -#define XA_MIXER_FLAG_POSTINIT_DONE (1 << 1) -#define XA_MIXER_FLAG_RUNNING (1 << 2) -#define XA_MIXER_FLAG_OUTPUT (1 << 3) -#define XA_MIXER_FLAG_COMPLETE (1 << 4) - -/******************************************************************************* - * DSP functions - ******************************************************************************/ - -#define DSP_SATURATE_S16(s32) \ - (s16)((s32) > 0x7fff ? 0x7fff : ((s32) < -0x8000 ? -0x8000 : (s32))) - -/* ...mixer preinitialization (default parameters) */ -static inline void xa_mixer_preinit(XAPcmMixer *d) -{ - u32 i; - - /* ...pre-configuration initialization; reset internal data */ - memset(d, 0, sizeof(*d)); - - /* ...set default parameters */ - d->pcm_width = 16, d->channels = 2, d->frame_size = 512; - - /* ...set default volumes (last index is a master volume)*/ - for (i = 0; i <= XA_MIXER_MAX_TRACK_NUMBER; i++) - { - d->volume[i] = ((1 << 12) << 16) | (1 << 12); - } -} - -/* ...do mixing of stereo PCM-16 streams */ -static XA_ERRORCODE xa_mixer_do_execute_stereo_16bit(XAPcmMixer *d) -{ - s16 *output = d->output; - s16 *b[XA_MIXER_MAX_TRACK_NUMBER]; - u16 v_l[XA_MIXER_MAX_TRACK_NUMBER]; - u16 v_r[XA_MIXER_MAX_TRACK_NUMBER]; - u16 w_l, w_r; - u32 t32; - u32 i, j; - - /* ...retrieve master volume - assume up to 24dB amplifying (4 bits) */ - t32 = d->volume[XA_MIXER_MAX_TRACK_NUMBER]; - w_l = (u16)(t32 & 0xFFFF), w_r = (u16)(t32 >> 16); - - /* ...prepare individual tracks */ - for (j = 0; j < XA_MIXER_MAX_TRACK_NUMBER; j++) - { - u32 n = d->input_length[j]; - - /* ...check if we have input buffer available */ - if (n == 0) - { - /* ...output silence (multiply garbage in the scratch buffer by 0) */ - b[j] = d->scratch; - v_l[j] = v_r[j] = 0; - } - else - { - s32 k = (s32)(d->buffer_size - n); - - /* ...put input buffer */ - XF_CHK_ERR(b[j] = d->input[j], XA_MIXER_EXEC_FATAL_INPUT); - - /* ...if length is not sufficient, pad buffer remainder */ - (k > 0 ? memset((void *)b[j] + n, 0x00, k) : 0); - - /* ...set individual track volume/balance */ - t32 = d->volume[j]; - v_l[j] = (u16)(t32 & 0xFFFF), v_r[j] = (u16)(t32 >> 16); - } - - TRACE(PROCESS, _b("b[%u] = %p%s"), j, b[j], (n == 0 ? " - scratch" : "")); - } - - /* ...process all tracks */ - for (i = 0; i < d->frame_size; i++) - { - s32 l32 = 0, r32 = 0; - - /* ...fill-in every channel in our map (unrolls loop here) */ - for (j = 0; j < XA_MIXER_MAX_TRACK_NUMBER; j++) - { - /* ...left channel processing (no saturation here yet) */ - l32 += *b[j]++ * v_l[j]; - - /* ...right channel processing */ - r32 += *b[j]++ * v_r[j]; - } - - /* ...normalize (truncate towards -inf) and multiply by master volume */ - l32 = ((l32 >> 12) * w_l) >> 12; - r32 = ((r32 >> 12) * w_r) >> 12; - - /* ...saturate and store in buffer */ - *output++ = DSP_SATURATE_S16(l32); - *output++ = DSP_SATURATE_S16(r32); - } - - /* ...save total number of produced bytes */ - d->produced = (u32)((void *)output - d->output); - - /* ...put flag saying we have output buffer */ - d->state |= XA_MIXER_FLAG_OUTPUT; - - TRACE(PROCESS, _b("produced: %u bytes (%u samples)"), d->produced, d->frame_size); - - /* ...reset input buffer length? */ - //memset(d->input_length, 0, sizeof(d->input_length)); - - /* ...return success result code */ - return XA_NO_ERROR; -} - -/* ...runtime reset */ -static XA_ERRORCODE xa_mixer_do_runtime_init(XAPcmMixer *d) -{ - /* ...no special processing is needed here */ - return XA_NO_ERROR; -} - -/******************************************************************************* - * Commands processing - ******************************************************************************/ - -/* ...codec API size query */ -static XA_ERRORCODE xa_mixer_get_api_size(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...check parameters are sane */ - XF_CHK_ERR(pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...retrieve API structure size */ - *(WORD32 *)pv_value = sizeof(*d); - - return XA_NO_ERROR; -} - -/* ...standard codec initialization routine */ -static XA_ERRORCODE xa_mixer_init(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...sanity check - mixer must be valid */ - XF_CHK_ERR(d, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...process particular initialization type */ - switch (i_idx) - { - case XA_CMD_TYPE_INIT_API_PRE_CONFIG_PARAMS: - { - /* ...pre-configuration initialization; reset internal data */ - xa_mixer_preinit(d); - - /* ...and mark mixer has been created */ - d->state = XA_MIXER_FLAG_PREINIT_DONE; - - return XA_NO_ERROR; - } - - case XA_CMD_TYPE_INIT_API_POST_CONFIG_PARAMS: - { - /* ...post-configuration initialization (all parameters are set) */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_PREINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...calculate input/output buffer size in bytes */ - d->buffer_size = d->channels * d->frame_size * (d->pcm_width == 16 ? sizeof(s16) : sizeof(s32)); - - /* ...mark post-initialization is complete */ - d->state |= XA_MIXER_FLAG_POSTINIT_DONE; - - return XA_NO_ERROR; - } - - case XA_CMD_TYPE_INIT_PROCESS: - { - /* ...kick run-time initialization process; make sure mixer is setup */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...enter into execution stage */ - d->state |= XA_MIXER_FLAG_RUNNING; - - return XA_NO_ERROR; - } - - case XA_CMD_TYPE_INIT_DONE_QUERY: - { - /* ...check if initialization is done; make sure pointer is sane */ - XF_CHK_ERR(pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...put current status */ - *(WORD32 *)pv_value = (d->state & XA_MIXER_FLAG_RUNNING ? 1 : 0); - - return XA_NO_ERROR; - } - - default: - /* ...unrecognized command type */ - TRACE(ERROR, _x("Unrecognized command type: %X"), i_idx); - return XA_API_FATAL_INVALID_CMD_TYPE; - } -} - -/* ...set mixer configuration parameter */ -static XA_ERRORCODE xa_mixer_set_config_param(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - u32 i_value; - - /* ...sanity check - mixer pointer must be sane */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...pre-initialization must be completed, mixer must be idle */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_PREINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...get parameter value */ - i_value = (u32) *(WORD32 *)pv_value; - - /* ...process individual configuration parameter */ - switch (i_idx) - { - case XA_MIXER_CONFIG_PARAM_PCM_WIDTH: - /* ...check value is permitted (16 bits only) */ - XF_CHK_ERR(i_value == 16, XA_MIXER_CONFIG_NONFATAL_RANGE); - d->pcm_width = (u32)i_value; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_CHANNELS: - /* ...allow stereo only */ - XF_CHK_ERR(i_value == 2, XA_MIXER_CONFIG_NONFATAL_RANGE); - d->channels = (u32)i_value; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_SAMPLE_RATE: - /* ...set mixer sample rate */ - d->sample_rate = (u32)i_value; - return XA_NO_ERROR; - - default: - TRACE(ERROR, _x("Invalid parameter: %X"), i_idx); - return XA_API_FATAL_INVALID_CMD_TYPE; - } -} - -/* ...retrieve configuration parameter */ -static XA_ERRORCODE xa_mixer_get_config_param(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...sanity check - mixer must be initialized */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...make sure pre-initialization is completed */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_PREINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...process individual configuration parameter */ - switch (i_idx) - { - case XA_MIXER_CONFIG_PARAM_INPUT_TRACKS: - /* ...return maximal number of input tracks supported */ - *(WORD32 *)pv_value = XA_MIXER_MAX_TRACK_NUMBER; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_SAMPLE_RATE: - /* ...return mixer sample rate */ - *(WORD32 *)pv_value = d->sample_rate; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_PCM_WIDTH: - /* ...return current PCM width */ - *(WORD32 *)pv_value = d->pcm_width; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_CHANNELS: - /* ...return current channel number */ - *(WORD32 *)pv_value = d->channels; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_FRAME_SIZE: - /* ...return current in/out frame length (in samples) */ - *(WORD32 *)pv_value = d->frame_size; - return XA_NO_ERROR; - - case XA_MIXER_CONFIG_PARAM_BUFFER_SIZE: - /* ...return current in/out frame length (in bytes) */ - *(WORD32 *)pv_value = d->buffer_size; - return XA_NO_ERROR; - - default: - TRACE(ERROR, _x("Invalid parameter: %X"), i_idx); - return XA_API_FATAL_INVALID_CMD_TYPE; - } -} - -/* ...execution command */ -static XA_ERRORCODE xa_mixer_execute(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...sanity check - mixer must be valid */ - XF_CHK_ERR(d, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...mixer must be in running state */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_RUNNING, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...process individual command type */ - switch (i_idx) - { - case XA_CMD_TYPE_DO_EXECUTE: - /* ...perform mixing of the channels */ - return xa_mixer_do_execute_stereo_16bit(d); - - case XA_CMD_TYPE_DONE_QUERY: - /* ...check if processing is complete */ - XF_CHK_ERR(pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - *(WORD32 *)pv_value = (d->state & XA_MIXER_FLAG_COMPLETE ? 1 : 0); - return XA_NO_ERROR; - - case XA_CMD_TYPE_DO_RUNTIME_INIT: - /* ...reset mixer operation */ - return xa_mixer_do_runtime_init(d); - - default: - /* ...unrecognized command */ - TRACE(ERROR, _x("Invalid index: %X"), i_idx); - return XA_API_FATAL_INVALID_CMD_TYPE; - } -} - -/* ...set number of input bytes */ -static XA_ERRORCODE xa_mixer_set_input_bytes(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - u32 size; - - /* ...sanity check - check parameters */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...track index must be valid */ - XF_CHK_ERR(i_idx >= 0 && i_idx < XA_MIXER_MAX_TRACK_NUMBER, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...mixer must be initialized */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...input buffer must exist */ - XF_CHK_ERR(d->input[i_idx], XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...input frame length should not be zero (in bytes) */ - XF_CHK_ERR((size = (u32)*(WORD32 *)pv_value) > 0, XA_MIXER_EXEC_NONFATAL_INPUT); - - /* ...all is correct; set input buffer length in bytes */ - d->input_length[i_idx] = size; - - return XA_NO_ERROR; -} - -/* ...get number of output bytes */ -static XA_ERRORCODE xa_mixer_get_output_bytes(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...sanity check - check parameters */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...track index must be zero */ - XF_CHK_ERR(i_idx == XA_MIXER_MAX_TRACK_NUMBER, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...mixer must be running */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_RUNNING, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...output buffer must exist */ - XF_CHK_ERR(d->output, XA_MIXER_EXEC_NONFATAL_OUTPUT); - - /* ...return number of produced bytes */ - *(WORD32 *)pv_value = (d->state & XA_MIXER_FLAG_OUTPUT ? d->buffer_size : 0); - - return XA_NO_ERROR; -} - -/* ...get number of consumed bytes */ -static XA_ERRORCODE xa_mixer_get_curidx_input_buf(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...sanity check - check parameters */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...track index must be valid */ - XF_CHK_ERR(i_idx >= 0 && i_idx < XA_MIXER_MAX_TRACK_NUMBER, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...mixer must be running */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_RUNNING, XA_MIXER_EXEC_FATAL_STATE); - - /* ...input buffer must exist */ - XF_CHK_ERR(d->input[i_idx], XA_MIXER_EXEC_FATAL_INPUT); - - /* ...return number of bytes consumed (always consume fixed-length chunk) */ - *(WORD32 *)pv_value = d->input_length[i_idx], d->input_length[i_idx] = 0; - - return XA_NO_ERROR; -} - -/******************************************************************************* - * Memory information API - ******************************************************************************/ - -/* ..get total amount of data for memory tables */ -static XA_ERRORCODE xa_mixer_get_memtabs_size(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity checks */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...check mixer is pre-initialized */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_PREINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...we have all our tables inside API structure - good? tbd */ - *(WORD32 *)pv_value = 0; - - return XA_NO_ERROR; -} - -/* ..set memory tables pointer */ -static XA_ERRORCODE xa_mixer_set_memtabs_ptr(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity checks */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...check mixer is pre-initialized */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_PREINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...do not do anything; just return success - tbd */ - return XA_NO_ERROR; -} - -/* ...return total amount of memory buffers */ -static XA_ERRORCODE xa_mixer_get_n_memtabs(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity checks */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...we have N input buffers, 1 output buffer and 1 scratch buffer */ - *(WORD32 *)pv_value = XA_MIXER_MAX_TRACK_NUMBER + 1 + 1; - - return XA_NO_ERROR; -} - -/* ...return memory buffer data */ -static XA_ERRORCODE xa_mixer_get_mem_info_size(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity check */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...return frame buffer minimal size only after post-initialization is done */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...all buffers are of the same length */ - *(WORD32 *)pv_value = (WORD32) d->buffer_size; - - return XA_NO_ERROR; -} - -/* ...return memory alignment data */ -static XA_ERRORCODE xa_mixer_get_mem_info_alignment(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity check */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...return frame buffer minimal size only after post-initialization is done */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...all buffers are 4-bytes aligned */ - *(WORD32 *)pv_value = 4; - - return XA_NO_ERROR; -} - -/* ...return memory type data */ -static XA_ERRORCODE xa_mixer_get_mem_info_type(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity check */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...return frame buffer minimal size only after post-initialization is done */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - switch (i_idx) - { - case 0 ... XA_MIXER_MAX_TRACK_NUMBER - 1: - /* ...input buffers */ - *(WORD32 *)pv_value = XA_MEMTYPE_INPUT; - return XA_NO_ERROR; - - case XA_MIXER_MAX_TRACK_NUMBER: - /* ...output buffer */ - *(WORD32 *)pv_value = XA_MEMTYPE_OUTPUT; - return XA_NO_ERROR; - - case XA_MIXER_MAX_TRACK_NUMBER + 1: - /* ...scratch buffer */ - *(WORD32 *)pv_value = XA_MEMTYPE_SCRATCH; - return XA_NO_ERROR; - - default: - /* ...invalid index */ - return XF_CHK_ERR(0, XA_API_FATAL_INVALID_CMD_TYPE); - } -} - -/* ...set memory pointer */ -static XA_ERRORCODE xa_mixer_set_mem_ptr(XAPcmMixer *d, WORD32 i_idx, pVOID pv_value) -{ - /* ...basic sanity check */ - XF_CHK_ERR(d && pv_value, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...codec must be initialized */ - XF_CHK_ERR(d->state & XA_MIXER_FLAG_POSTINIT_DONE, XA_API_FATAL_INVALID_CMD_TYPE); - - /* ...select memory buffer */ - switch (i_idx) - { - case 0 ... XA_MIXER_MAX_TRACK_NUMBER - 1: - /* ...input buffers */ - d->input[i_idx] = pv_value; - return XA_NO_ERROR; - - case XA_MIXER_MAX_TRACK_NUMBER: - /* ...output buffer */ - d->output = pv_value; - return XA_NO_ERROR; - - case XA_MIXER_MAX_TRACK_NUMBER + 1: - /* ...scratch buffer */ - d->scratch = pv_value; - return XA_NO_ERROR; - - default: - /* ...invalid index */ - return XF_CHK_ERR(0, XA_API_FATAL_INVALID_CMD_TYPE); - } -} - -/******************************************************************************* - * API command hooks - ******************************************************************************/ - -static XA_ERRORCODE (* const xa_mixer_api[])(XAPcmMixer *, WORD32, pVOID) = -{ - [XA_API_CMD_GET_API_SIZE] = xa_mixer_get_api_size, - - [XA_API_CMD_INIT] = xa_mixer_init, - [XA_API_CMD_SET_CONFIG_PARAM] = xa_mixer_set_config_param, - [XA_API_CMD_GET_CONFIG_PARAM] = xa_mixer_get_config_param, - - [XA_API_CMD_EXECUTE] = xa_mixer_execute, - [XA_API_CMD_SET_INPUT_BYTES] = xa_mixer_set_input_bytes, - [XA_API_CMD_GET_OUTPUT_BYTES] = xa_mixer_get_output_bytes, - [XA_API_CMD_GET_CURIDX_INPUT_BUF] = xa_mixer_get_curidx_input_buf, - - [XA_API_CMD_GET_MEMTABS_SIZE] = xa_mixer_get_memtabs_size, - [XA_API_CMD_SET_MEMTABS_PTR] = xa_mixer_set_memtabs_ptr, - [XA_API_CMD_GET_N_MEMTABS] = xa_mixer_get_n_memtabs, - [XA_API_CMD_GET_MEM_INFO_SIZE] = xa_mixer_get_mem_info_size, - [XA_API_CMD_GET_MEM_INFO_ALIGNMENT] = xa_mixer_get_mem_info_alignment, - [XA_API_CMD_GET_MEM_INFO_TYPE] = xa_mixer_get_mem_info_type, - [XA_API_CMD_SET_MEM_PTR] = xa_mixer_set_mem_ptr, -}; - -/* ...total numer of commands supported */ -#define XA_MIXER_API_COMMANDS_NUM (sizeof(xa_mixer_api) / sizeof(xa_mixer_api[0])) - -/******************************************************************************* - * API entry point - ******************************************************************************/ - -XA_ERRORCODE xa_mixer(xa_codec_handle_t p_xa_module_obj, WORD32 i_cmd, WORD32 i_idx, pVOID pv_value) -{ - XAPcmMixer *d = (XAPcmMixer *) p_xa_module_obj; - - /* ...check if command index is sane */ - XF_CHK_ERR(i_cmd < XA_MIXER_API_COMMANDS_NUM, XA_API_FATAL_INVALID_CMD); - - /* ...see if command is defined */ - XF_CHK_ERR(xa_mixer_api[i_cmd], XA_API_FATAL_INVALID_CMD); - - /* ...execute requested command */ - return xa_mixer_api[i_cmd](d, i_idx, pv_value); -} |