From 857cd1f33bcf86005529af2a77f861f884327be5 Mon Sep 17 00:00:00 2001 From: James Almer Date: Wed, 2 Jul 2014 22:16:48 -0300 Subject: swr: initialize only the necessary resample dsp functions Signed-off-by: James Almer Signed-off-by: Michael Niedermayer --- libswresample/resample.c | 10 +---- libswresample/resample.h | 12 ++---- libswresample/resample_dsp.c | 33 ++++++++------- libswresample/resample_template.c | 12 ++++-- libswresample/x86/resample_x86_dsp.c | 78 ++++++++++++++++++++---------------- 5 files changed, 76 insertions(+), 69 deletions(-) diff --git a/libswresample/resample.c b/libswresample/resample.c index 6124b8a035..2a8aa7e2d0 100644 --- a/libswresample/resample.c +++ b/libswresample/resample.c @@ -271,8 +271,6 @@ static int swri_resample(ResampleContext *c, uint8_t *dst, const uint8_t *src, int *consumed, int src_size, int dst_size, int update_ctx) { - int fn_idx = c->format - AV_SAMPLE_FMT_S16P; - if (c->filter_length == 1 && c->phase_shift == 0) { int index= c->index; int frac= c->frac; @@ -281,7 +279,7 @@ static int swri_resample(ResampleContext *c, int new_size = (src_size * (int64_t)c->src_incr - frac + c->dst_incr - 1) / c->dst_incr; dst_size= FFMIN(dst_size, new_size); - c->dsp.resample_one[fn_idx](dst, src, dst_size, index2, incr); + c->dsp.resample_one(dst, src, dst_size, index2, incr); index += dst_size * c->dst_incr_div; index += (frac + dst_size * (int64_t)c->dst_incr_mod) / c->src_incr; @@ -298,11 +296,7 @@ static int swri_resample(ResampleContext *c, dst_size = FFMIN(dst_size, delta_n); if (dst_size > 0) { - if (!c->linear) { - *consumed = c->dsp.resample_common[fn_idx](c, dst, src, dst_size, update_ctx); - } else { - *consumed = c->dsp.resample_linear[fn_idx](c, dst, src, dst_size, update_ctx); - } + *consumed = c->dsp.resample(c, dst, src, dst_size, update_ctx); } else { *consumed = 0; } diff --git a/libswresample/resample.h b/libswresample/resample.h index bf00175d79..99a89b7945 100644 --- a/libswresample/resample.h +++ b/libswresample/resample.h @@ -27,11 +27,6 @@ #include "swresample_internal.h" -typedef void (*resample_one_fn)(uint8_t *dst, const uint8_t *src, - int n, int64_t index, int64_t incr); -typedef int (*resample_fn)(struct ResampleContext *c, uint8_t *dst, - const uint8_t *src, int n, int update_ctx); - typedef struct ResampleContext { const AVClass *av_class; uint8_t *filter_bank; @@ -56,9 +51,10 @@ typedef struct ResampleContext { int filter_shift; struct { - resample_one_fn resample_one[AV_SAMPLE_FMT_NB - AV_SAMPLE_FMT_S16P]; - resample_fn resample_common[AV_SAMPLE_FMT_NB - AV_SAMPLE_FMT_S16P]; - resample_fn resample_linear[AV_SAMPLE_FMT_NB - AV_SAMPLE_FMT_S16P]; + void (*resample_one)(void *dst, const void *src, + int n, int64_t index, int64_t incr); + int (*resample)(struct ResampleContext *c, void *dst, + const void *src, int n, int update_ctx); } dsp; } ResampleContext; diff --git a/libswresample/resample_dsp.c b/libswresample/resample_dsp.c index f12b6b171a..a811b8b6fa 100644 --- a/libswresample/resample_dsp.c +++ b/libswresample/resample_dsp.c @@ -45,21 +45,24 @@ void swri_resample_dsp_init(ResampleContext *c) { -#define FNIDX(fmt) (AV_SAMPLE_FMT_##fmt - AV_SAMPLE_FMT_S16P) - c->dsp.resample_one[FNIDX(S16P)] = (resample_one_fn) resample_one_int16; - c->dsp.resample_one[FNIDX(S32P)] = (resample_one_fn) resample_one_int32; - c->dsp.resample_one[FNIDX(FLTP)] = (resample_one_fn) resample_one_float; - c->dsp.resample_one[FNIDX(DBLP)] = (resample_one_fn) resample_one_double; - - c->dsp.resample_common[FNIDX(S16P)] = (resample_fn) resample_common_int16; - c->dsp.resample_common[FNIDX(S32P)] = (resample_fn) resample_common_int32; - c->dsp.resample_common[FNIDX(FLTP)] = (resample_fn) resample_common_float; - c->dsp.resample_common[FNIDX(DBLP)] = (resample_fn) resample_common_double; - - c->dsp.resample_linear[FNIDX(S16P)] = (resample_fn) resample_linear_int16; - c->dsp.resample_linear[FNIDX(S32P)] = (resample_fn) resample_linear_int32; - c->dsp.resample_linear[FNIDX(FLTP)] = (resample_fn) resample_linear_float; - c->dsp.resample_linear[FNIDX(DBLP)] = (resample_fn) resample_linear_double; + switch(c->format){ + case AV_SAMPLE_FMT_S16P: + c->dsp.resample_one = resample_one_int16; + c->dsp.resample = c->linear ? resample_linear_int16 : resample_common_int16; + break; + case AV_SAMPLE_FMT_S32P: + c->dsp.resample_one = resample_one_int32; + c->dsp.resample = c->linear ? resample_linear_int32 : resample_common_int32; + break; + case AV_SAMPLE_FMT_FLTP: + c->dsp.resample_one = resample_one_float; + c->dsp.resample = c->linear ? resample_linear_float : resample_common_float; + break; + case AV_SAMPLE_FMT_DBLP: + c->dsp.resample_one = resample_one_double; + c->dsp.resample = c->linear ? resample_linear_double : resample_common_double; + break; + } if (ARCH_X86) swri_resample_dsp_x86_init(c); } diff --git a/libswresample/resample_template.c b/libswresample/resample_template.c index ab546f161f..069b19cafd 100644 --- a/libswresample/resample_template.c +++ b/libswresample/resample_template.c @@ -70,9 +70,11 @@ #endif -static void RENAME(resample_one)(DELEM *dst, const DELEM *src, +static void RENAME(resample_one)(void *dest, const void *source, int dst_size, int64_t index2, int64_t incr) { + DELEM *dst = dest; + const DELEM *src = source; int dst_index; for (dst_index = 0; dst_index < dst_size; dst_index++) { @@ -82,9 +84,11 @@ static void RENAME(resample_one)(DELEM *dst, const DELEM *src, } static int RENAME(resample_common)(ResampleContext *c, - DELEM *dst, const DELEM *src, + void *dest, const void *source, int n, int update_ctx) { + DELEM *dst = dest; + const DELEM *src = source; int dst_index; int index= c->index; int frac= c->frac; @@ -120,9 +124,11 @@ static int RENAME(resample_common)(ResampleContext *c, } static int RENAME(resample_linear)(ResampleContext *c, - DELEM *dst, const DELEM *src, + void *dest, const void *source, int n, int update_ctx) { + DELEM *dst = dest; + const DELEM *src = source; int dst_index; int index= c->index; int frac= c->frac; diff --git a/libswresample/x86/resample_x86_dsp.c b/libswresample/x86/resample_x86_dsp.c index e32b6ee341..00eb9e14a1 100644 --- a/libswresample/x86/resample_x86_dsp.c +++ b/libswresample/x86/resample_x86_dsp.c @@ -28,10 +28,10 @@ #include "libswresample/resample.h" #define RESAMPLE_FUNCS(type, opt) \ -int ff_resample_common_##type##_##opt(ResampleContext *c, uint8_t *dst, \ - const uint8_t *src, int sz, int upd); \ -int ff_resample_linear_##type##_##opt(ResampleContext *c, uint8_t *dst, \ - const uint8_t *src, int sz, int upd) +int ff_resample_common_##type##_##opt(ResampleContext *c, void *dst, \ + const void *src, int sz, int upd); \ +int ff_resample_linear_##type##_##opt(ResampleContext *c, void *dst, \ + const void *src, int sz, int upd) RESAMPLE_FUNCS(int16, mmxext); RESAMPLE_FUNCS(int16, sse2); @@ -46,36 +46,44 @@ void swri_resample_dsp_x86_init(ResampleContext *c) { int av_unused mm_flags = av_get_cpu_flags(); -#define FNIDX(fmt) (AV_SAMPLE_FMT_##fmt - AV_SAMPLE_FMT_S16P) - if (ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL && mm_flags & AV_CPU_FLAG_MMX2) { - c->dsp.resample_common[FNIDX(S16P)] = ff_resample_common_int16_mmxext; - c->dsp.resample_linear[FNIDX(S16P)] = ff_resample_linear_int16_mmxext; - } - if (HAVE_SSE_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE) { - c->dsp.resample_common[FNIDX(FLTP)] = ff_resample_common_float_sse; - c->dsp.resample_linear[FNIDX(FLTP)] = ff_resample_linear_float_sse; - } - if (HAVE_SSE2_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE2) { - c->dsp.resample_common[FNIDX(S16P)] = ff_resample_common_int16_sse2; - c->dsp.resample_linear[FNIDX(S16P)] = ff_resample_linear_int16_sse2; - - c->dsp.resample_common[FNIDX(DBLP)] = ff_resample_common_double_sse2; - c->dsp.resample_linear[FNIDX(DBLP)] = ff_resample_linear_double_sse2; - } - if (HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) { - c->dsp.resample_common[FNIDX(FLTP)] = ff_resample_common_float_avx; - c->dsp.resample_linear[FNIDX(FLTP)] = ff_resample_linear_float_avx; - } - if (HAVE_FMA3_EXTERNAL && mm_flags & AV_CPU_FLAG_FMA3) { - c->dsp.resample_common[FNIDX(FLTP)] = ff_resample_common_float_fma3; - c->dsp.resample_linear[FNIDX(FLTP)] = ff_resample_linear_float_fma3; - } - if (HAVE_FMA4_EXTERNAL && mm_flags & AV_CPU_FLAG_FMA4) { - c->dsp.resample_common[FNIDX(FLTP)] = ff_resample_common_float_fma4; - c->dsp.resample_linear[FNIDX(FLTP)] = ff_resample_linear_float_fma4; - } - if (HAVE_XOP_EXTERNAL && mm_flags & AV_CPU_FLAG_XOP) { - c->dsp.resample_common[FNIDX(S16P)] = ff_resample_common_int16_xop; - c->dsp.resample_linear[FNIDX(S16P)] = ff_resample_linear_int16_xop; + switch(c->format){ + case AV_SAMPLE_FMT_S16P: + if (ARCH_X86_32 && HAVE_MMXEXT_EXTERNAL && mm_flags & AV_CPU_FLAG_MMX2) { + c->dsp.resample = c->linear ? ff_resample_linear_int16_mmxext + : ff_resample_common_int16_mmxext; + } + if (HAVE_SSE2_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE2) { + c->dsp.resample = c->linear ? ff_resample_linear_int16_sse2 + : ff_resample_common_int16_sse2; + } + if (HAVE_XOP_EXTERNAL && mm_flags & AV_CPU_FLAG_XOP) { + c->dsp.resample = c->linear ? ff_resample_linear_int16_xop + : ff_resample_common_int16_xop; + } + break; + case AV_SAMPLE_FMT_FLTP: + if (HAVE_SSE_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE) { + c->dsp.resample = c->linear ? ff_resample_linear_float_sse + : ff_resample_common_float_sse; + } + if (HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) { + c->dsp.resample = c->linear ? ff_resample_linear_float_avx + : ff_resample_common_float_avx; + } + if (HAVE_FMA3_EXTERNAL && mm_flags & AV_CPU_FLAG_FMA3) { + c->dsp.resample = c->linear ? ff_resample_linear_float_fma3 + : ff_resample_common_float_fma3; + } + if (HAVE_FMA4_EXTERNAL && mm_flags & AV_CPU_FLAG_FMA4) { + c->dsp.resample = c->linear ? ff_resample_linear_float_fma4 + : ff_resample_common_float_fma4; + } + break; + case AV_SAMPLE_FMT_DBLP: + if (HAVE_SSE2_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE2) { + c->dsp.resample = c->linear ? ff_resample_linear_double_sse2 + : ff_resample_common_double_sse2; + } + break; } } -- cgit v1.2.3