diff options
Diffstat (limited to 'silk/resampler_private_down_FIR.c')
-rw-r--r-- | silk/resampler_private_down_FIR.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/silk/resampler_private_down_FIR.c b/silk/resampler_private_down_FIR.c index 5d24564..73b1c40 100644 --- a/silk/resampler_private_down_FIR.c +++ b/silk/resampler_private_down_FIR.c @@ -8,11 +8,11 @@ this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. -- Neither the name of Internet Society, IETF or IETF Trust, nor the +- Neither the name of Internet Society, IETF or IETF Trust, nor the names of specific contributors, may be used to endorse or promote products derived from this software without specific prior written permission. -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE @@ -31,6 +31,7 @@ POSSIBILITY OF SUCH DAMAGE. #include "SigProc_FIX.h" #include "resampler_private.h" +#include "stack_alloc.h" static inline opus_int16 *silk_resampler_private_down_FIR_INTERPOL( opus_int16 *out, @@ -151,11 +152,14 @@ void silk_resampler_private_down_FIR( silk_resampler_state_struct *S = (silk_resampler_state_struct *)SS; opus_int32 nSamplesIn; opus_int32 max_index_Q16, index_increment_Q16; - opus_int32 buf[ RESAMPLER_MAX_BATCH_SIZE_IN + SILK_RESAMPLER_MAX_FIR_ORDER ]; + VARDECL( opus_int32, buf ); const opus_int16 *FIR_Coefs; + SAVE_STACK; + + ALLOC( buf, S->batchSize + S->FIR_Order, opus_int32 ); /* Copy buffered samples to start of buffer */ - silk_memcpy( buf, S->sFIR, S->FIR_Order * sizeof( opus_int32 ) ); + silk_memcpy( buf, S->sFIR.i32, S->FIR_Order * sizeof( opus_int32 ) ); FIR_Coefs = &S->Coefs[ 2 ]; @@ -185,5 +189,6 @@ void silk_resampler_private_down_FIR( } /* Copy last part of filtered signal to the state for the next call */ - silk_memcpy( S->sFIR, &buf[ nSamplesIn ], S->FIR_Order * sizeof( opus_int32 ) ); + silk_memcpy( S->sFIR.i32, &buf[ nSamplesIn ], S->FIR_Order * sizeof( opus_int32 ) ); + RESTORE_STACK; } |