diff options
author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-05-21 20:58:41 +0400 |
---|---|---|
committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-06-08 21:14:38 +0400 |
commit | d5a7229ba4aabc2b6407c731d9175879ae54c5ea (patch) | |
tree | 0596aaae9622f0f7b7e5d689b20ab3dc82f59897 | |
parent | 98db4e2a4e35ccc2406004216270ceaa1c6a7d00 (diff) |
Add a float DSP framework to libavutil
Move vector_fmul() from DSPContext to AVFloatDSPContext.
39 files changed, 602 insertions, 188 deletions
diff --git a/libavcodec/aac.h b/libavcodec/aac.h index 1b6013e458..45aacd1071 100644 --- a/libavcodec/aac.h +++ b/libavcodec/aac.h @@ -30,6 +30,7 @@ #ifndef AVCODEC_AAC_H #define AVCODEC_AAC_H +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "dsputil.h" #include "fft.h" @@ -292,6 +293,7 @@ typedef struct { FFTContext mdct_ltp; DSPContext dsp; FmtConvertContext fmt_conv; + AVFloatDSPContext fdsp; int random_state; /** @} */ diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c index ddc7eef138..3cf4a7fe18 100644 --- a/libavcodec/aacdec.c +++ b/libavcodec/aacdec.c @@ -79,7 +79,7 @@ Parametric Stereo. */ - +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "internal.h" #include "get_bits.h" @@ -867,6 +867,7 @@ static av_cold int aac_decode_init(AVCodecContext *avctx) ff_dsputil_init(&ac->dsp, avctx); ff_fmt_convert_init(&ac->fmt_conv, avctx); + avpriv_float_dsp_init(&ac->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); ac->random_state = 0x1f2e3d4c; @@ -2032,10 +2033,10 @@ static void windowing_and_mdct_ltp(AACContext *ac, float *out, const float *swindow_prev = ics->use_kb_window[1] ? ff_aac_kbd_short_128 : ff_sine_128; if (ics->window_sequence[0] != LONG_STOP_SEQUENCE) { - ac->dsp.vector_fmul(in, in, lwindow_prev, 1024); + ac->fdsp.vector_fmul(in, in, lwindow_prev, 1024); } else { memset(in, 0, 448 * sizeof(float)); - ac->dsp.vector_fmul(in + 448, in + 448, swindow_prev, 128); + ac->fdsp.vector_fmul(in + 448, in + 448, swindow_prev, 128); } if (ics->window_sequence[0] != LONG_START_SEQUENCE) { ac->dsp.vector_fmul_reverse(in + 1024, in + 1024, lwindow, 1024); diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c index 6021c375bb..0186011136 100644 --- a/libavcodec/aacenc.c +++ b/libavcodec/aacenc.c @@ -30,6 +30,7 @@ * add temporal noise shaping ***********************************/ +#include "libavutil/float_dsp.h" #include "libavutil/opt.h" #include "avcodec.h" #include "put_bits.h" @@ -182,7 +183,9 @@ static void put_audio_specific_config(AVCodecContext *avctx) } #define WINDOW_FUNC(type) \ -static void apply_ ##type ##_window(DSPContext *dsp, SingleChannelElement *sce, const float *audio) +static void apply_ ##type ##_window(DSPContext *dsp, AVFloatDSPContext *fdsp, \ + SingleChannelElement *sce, \ + const float *audio) WINDOW_FUNC(only_long) { @@ -190,7 +193,7 @@ WINDOW_FUNC(only_long) const float *pwindow = sce->ics.use_kb_window[1] ? ff_aac_kbd_long_1024 : ff_sine_1024; float *out = sce->ret; - dsp->vector_fmul (out, audio, lwindow, 1024); + fdsp->vector_fmul (out, audio, lwindow, 1024); dsp->vector_fmul_reverse(out + 1024, audio + 1024, pwindow, 1024); } @@ -200,7 +203,7 @@ WINDOW_FUNC(long_start) const float *swindow = sce->ics.use_kb_window[0] ? ff_aac_kbd_short_128 : ff_sine_128; float *out = sce->ret; - dsp->vector_fmul(out, audio, lwindow, 1024); + fdsp->vector_fmul(out, audio, lwindow, 1024); memcpy(out + 1024, audio + 1024, sizeof(out[0]) * 448); dsp->vector_fmul_reverse(out + 1024 + 448, audio + 1024 + 448, swindow, 128); memset(out + 1024 + 576, 0, sizeof(out[0]) * 448); @@ -213,7 +216,7 @@ WINDOW_FUNC(long_stop) float *out = sce->ret; memset(out, 0, sizeof(out[0]) * 448); - dsp->vector_fmul(out + 448, audio + 448, swindow, 128); + fdsp->vector_fmul(out + 448, audio + 448, swindow, 128); memcpy(out + 576, audio + 576, sizeof(out[0]) * 448); dsp->vector_fmul_reverse(out + 1024, audio + 1024, lwindow, 1024); } @@ -227,7 +230,7 @@ WINDOW_FUNC(eight_short) int w; for (w = 0; w < 8; w++) { - dsp->vector_fmul (out, in, w ? pwindow : swindow, 128); + fdsp->vector_fmul (out, in, w ? pwindow : swindow, 128); out += 128; in += 128; dsp->vector_fmul_reverse(out, in, swindow, 128); @@ -235,7 +238,9 @@ WINDOW_FUNC(eight_short) } } -static void (*const apply_window[4])(DSPContext *dsp, SingleChannelElement *sce, const float *audio) = { +static void (*const apply_window[4])(DSPContext *dsp, AVFloatDSPContext *fdsp, + SingleChannelElement *sce, + const float *audio) = { [ONLY_LONG_SEQUENCE] = apply_only_long_window, [LONG_START_SEQUENCE] = apply_long_start_window, [EIGHT_SHORT_SEQUENCE] = apply_eight_short_window, @@ -248,7 +253,7 @@ static void apply_window_and_mdct(AACEncContext *s, SingleChannelElement *sce, int i; float *output = sce->ret; - apply_window[sce->ics.window_sequence[0]](&s->dsp, sce, audio); + apply_window[sce->ics.window_sequence[0]](&s->dsp, &s->fdsp, sce, audio); if (sce->ics.window_sequence[0] != EIGHT_SHORT_SEQUENCE) s->mdct1024.mdct_calc(&s->mdct1024, sce->coeffs, output); @@ -694,6 +699,7 @@ static av_cold int dsp_init(AVCodecContext *avctx, AACEncContext *s) int ret = 0; ff_dsputil_init(&s->dsp, avctx); + avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); // window init ff_kbd_window_init(ff_aac_kbd_long_1024, 4.0, 1024); diff --git a/libavcodec/aacenc.h b/libavcodec/aacenc.h index f4e531a9a6..81ffb973d6 100644 --- a/libavcodec/aacenc.h +++ b/libavcodec/aacenc.h @@ -22,6 +22,7 @@ #ifndef AVCODEC_AACENC_H #define AVCODEC_AACENC_H +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "put_bits.h" #include "dsputil.h" @@ -58,6 +59,7 @@ typedef struct AACEncContext { FFTContext mdct1024; ///< long (1024 samples) frame transform context FFTContext mdct128; ///< short (128 samples) frame transform context DSPContext dsp; + AVFloatDSPContext fdsp; float *planar_samples[6]; ///< saved preprocessed input int samplerate_index; ///< MPEG-4 samplerate index diff --git a/libavcodec/ac3enc.c b/libavcodec/ac3enc.c index 3962fab748..50d7f704fa 100644 --- a/libavcodec/ac3enc.c +++ b/libavcodec/ac3enc.c @@ -2494,6 +2494,7 @@ av_cold int ff_ac3_encode_init(AVCodecContext *avctx) #endif ff_dsputil_init(&s->dsp, avctx); + avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); ff_ac3dsp_init(&s->ac3dsp, avctx->flags & CODEC_FLAG_BITEXACT); dprint_options(s); diff --git a/libavcodec/ac3enc.h b/libavcodec/ac3enc.h index e8415a2d69..be9dcf21c1 100644 --- a/libavcodec/ac3enc.h +++ b/libavcodec/ac3enc.h @@ -29,6 +29,8 @@ #define AVCODEC_AC3ENC_H #include <stdint.h> + +#include "libavutil/float_dsp.h" #include "ac3.h" #include "ac3dsp.h" #include "avcodec.h" @@ -158,6 +160,7 @@ typedef struct AC3EncodeContext { AVCodecContext *avctx; ///< parent AVCodecContext PutBitContext pb; ///< bitstream writer context DSPContext dsp; + AVFloatDSPContext fdsp; AC3DSPContext ac3dsp; ///< AC-3 optimized functions FFTContext mdct; ///< FFT context for MDCT calculation const SampleType *mdct_window; ///< MDCT window function array diff --git a/libavcodec/ac3enc_fixed.c b/libavcodec/ac3enc_fixed.c index 8d75ee303b..cc8f158c9d 100644 --- a/libavcodec/ac3enc_fixed.c +++ b/libavcodec/ac3enc_fixed.c @@ -68,10 +68,11 @@ av_cold int AC3_NAME(mdct_init)(AC3EncodeContext *s) /* * Apply KBD window to input samples prior to MDCT. */ -static void apply_window(DSPContext *dsp, int16_t *output, const int16_t *input, +static void apply_window(void *dsp, int16_t *output, const int16_t *input, const int16_t *window, unsigned int len) { - dsp->apply_window_int16(output, input, window, len); + DSPContext *dsp0 = dsp; + dsp0->apply_window_int16(output, input, window, len); } diff --git a/libavcodec/ac3enc_float.c b/libavcodec/ac3enc_float.c index 0b9e1de298..9eff5c5b6c 100644 --- a/libavcodec/ac3enc_float.c +++ b/libavcodec/ac3enc_float.c @@ -86,10 +86,12 @@ av_cold int ff_ac3_float_mdct_init(AC3EncodeContext *s) /* * Apply KBD window to input samples prior to MDCT. */ -static void apply_window(DSPContext *dsp, float *output, const float *input, - const float *window, unsigned int len) +static void apply_window(void *dsp, float *output, + const float *input, const float *window, + unsigned int len) { - dsp->vector_fmul(output, input, window, len); + AVFloatDSPContext *fdsp = dsp; + fdsp->vector_fmul(output, input, window, len); } diff --git a/libavcodec/ac3enc_template.c b/libavcodec/ac3enc_template.c index 9427cfe971..6e0a2b6f34 100644 --- a/libavcodec/ac3enc_template.c +++ b/libavcodec/ac3enc_template.c @@ -33,7 +33,7 @@ static void scale_coefficients(AC3EncodeContext *s); -static void apply_window(DSPContext *dsp, SampleType *output, +static void apply_window(void *dsp, SampleType *output, const SampleType *input, const SampleType *window, unsigned int len); @@ -107,8 +107,13 @@ static void apply_mdct(AC3EncodeContext *s) AC3Block *block = &s->blocks[blk]; const SampleType *input_samples = &s->planar_samples[ch][blk * AC3_BLOCK_SIZE]; +#if CONFIG_AC3ENC_FLOAT + apply_window(&s->fdsp, s->windowed_samples, input_samples, + s->mdct_window, AC3_WINDOW_SIZE); +#else apply_window(&s->dsp, s->windowed_samples, input_samples, s->mdct_window, AC3_WINDOW_SIZE); +#endif if (s->fixed_point) block->coeff_shift[ch+1] = normalize_samples(s); diff --git a/libavcodec/arm/dsputil_init_neon.c b/libavcodec/arm/dsputil_init_neon.c index d3ef85048f..398326c8c8 100644 --- a/libavcodec/arm/dsputil_init_neon.c +++ b/libavcodec/arm/dsputil_init_neon.c @@ -150,7 +150,6 @@ void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); void ff_vp3_v_loop_filter_neon(uint8_t *, int, int *); void ff_vp3_h_loop_filter_neon(uint8_t *, int, int *); -void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, int len); void ff_vector_fmul_window_neon(float *dst, const float *src0, const float *src1, const float *win, int len); void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul, @@ -328,7 +327,6 @@ void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx) c->vp3_idct_dc_add = ff_vp3_idct_dc_add_neon; } - c->vector_fmul = ff_vector_fmul_neon; c->vector_fmul_window = ff_vector_fmul_window_neon; c->vector_fmul_scalar = ff_vector_fmul_scalar_neon; c->vector_fmac_scalar = ff_vector_fmac_scalar_neon; diff --git a/libavcodec/arm/dsputil_init_vfp.c b/libavcodec/arm/dsputil_init_vfp.c index d5e2d3b4ef..d77d686578 100644 --- a/libavcodec/arm/dsputil_init_vfp.c +++ b/libavcodec/arm/dsputil_init_vfp.c @@ -18,20 +18,13 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "libavutil/arm/cpu.h" #include "libavcodec/dsputil.h" #include "dsputil_arm.h" -void ff_vector_fmul_vfp(float *dst, const float *src0, - const float *src1, int len); void ff_vector_fmul_reverse_vfp(float *dst, const float *src0, const float *src1, int len); void ff_dsputil_init_vfp(DSPContext* c, AVCodecContext *avctx) { - int cpu_flags = av_get_cpu_flags(); - - if (!have_vfpv3(cpu_flags)) - c->vector_fmul = ff_vector_fmul_vfp; c->vector_fmul_reverse = ff_vector_fmul_reverse_vfp; } diff --git a/libavcodec/arm/dsputil_neon.S b/libavcodec/arm/dsputil_neon.S index b2243c8ccb..9a5a40d6ac 100644 --- a/libavcodec/arm/dsputil_neon.S +++ b/libavcodec/arm/dsputil_neon.S @@ -534,45 +534,6 @@ function ff_add_pixels_clamped_neon, export=1 bx lr endfunc -function ff_vector_fmul_neon, export=1 - subs r3, r3, #8 - vld1.32 {d0-d3}, [r1,:128]! - vld1.32 {d4-d7}, [r2,:128]! - vmul.f32 q8, q0, q2 - vmul.f32 q9, q1, q3 - beq 3f - bics ip, r3, #15 - beq 2f -1: subs ip, ip, #16 - vld1.32 {d0-d1}, [r1,:128]! - vld1.32 {d4-d5}, [r2,:128]! - vmul.f32 q10, q0, q2 - vld1.32 {d2-d3}, [r1,:128]! - vld1.32 {d6-d7}, [r2,:128]! - vmul.f32 q11, q1, q3 - vst1.32 {d16-d19},[r0,:128]! - vld1.32 {d0-d1}, [r1,:128]! - vld1.32 {d4-d5}, [r2,:128]! - vmul.f32 q8, q0, q2 - vld1.32 {d2-d3}, [r1,:128]! - vld1.32 {d6-d7}, [r2,:128]! - vmul.f32 q9, q1, q3 - vst1.32 {d20-d23},[r0,:128]! - bne 1b - ands r3, r3, #15 - beq 3f -2: vld1.32 {d0-d1}, [r1,:128]! - vld1.32 {d4-d5}, [r2,:128]! - vst1.32 {d16-d17},[r0,:128]! - vmul.f32 q8, q0, q2 - vld1.32 {d2-d3}, [r1,:128]! - vld1.32 {d6-d7}, [r2,:128]! - vst1.32 {d18-d19},[r0,:128]! - vmul.f32 q9, q1, q3 -3: vst1.32 {d16-d19},[r0,:128]! - bx lr -endfunc - function ff_vector_fmul_window_neon, export=1 push {r4,r5,lr} ldr lr, [sp, #12] diff --git a/libavcodec/arm/dsputil_vfp.S b/libavcodec/arm/dsputil_vfp.S index 8d385c7e42..9df955dbf9 100644 --- a/libavcodec/arm/dsputil_vfp.S +++ b/libavcodec/arm/dsputil_vfp.S @@ -37,53 +37,6 @@ */ /** - * ARM VFP optimized implementation of 'vector_fmul_c' function. - * Assume that len is a positive number and is multiple of 8 - */ -@ void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1, int len) -function ff_vector_fmul_vfp, export=1 - vpush {d8-d15} - fmrx r12, fpscr - orr r12, r12, #(3 << 16) /* set vector size to 4 */ - fmxr fpscr, r12 - - vldmia r1!, {s0-s3} - vldmia r2!, {s8-s11} - vldmia r1!, {s4-s7} - vldmia r2!, {s12-s15} - vmul.f32 s8, s0, s8 -1: - subs r3, r3, #16 - vmul.f32 s12, s4, s12 - itttt ge - vldmiage r1!, {s16-s19} - vldmiage r2!, {s24-s27} - vldmiage r1!, {s20-s23} - vldmiage r2!, {s28-s31} - it ge - vmulge.f32 s24, s16, s24 - vstmia r0!, {s8-s11} - vstmia r0!, {s12-s15} - it ge - vmulge.f32 s28, s20, s28 - itttt gt - vldmiagt r1!, {s0-s3} - vldmiagt r2!, {s8-s11} - vldmiagt r1!, {s4-s7} - vldmiagt r2!, {s12-s15} - ittt ge - vmulge.f32 s8, s0, s8 - vstmiage r0!, {s24-s27} - vstmiage r0!, {s28-s31} - bgt 1b - - bic r12, r12, #(7 << 16) /* set vector size back to 1 */ - fmxr fpscr, r12 - vpop {d8-d15} - bx lr -endfunc - -/** * ARM VFP optimized implementation of 'vector_fmul_reverse_c' function. * Assume that len is a positive number and is multiple of 8 */ diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c index f468f11065..638889b32b 100644 --- a/libavcodec/atrac3.c +++ b/libavcodec/atrac3.c @@ -36,9 +36,9 @@ #include <stddef.h> #include <stdio.h> +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "get_bits.h" -#include "dsputil.h" #include "bytestream.h" #include "fft.h" #include "fmtconvert.h" @@ -125,13 +125,13 @@ typedef struct { FFTContext mdct_ctx; FmtConvertContext fmt_conv; + AVFloatDSPContext fdsp; } ATRAC3Context; static DECLARE_ALIGNED(32, float, mdct_window)[MDCT_SIZE]; static VLC spectral_coeff_tab[7]; static float gain_tab1[16]; static float gain_tab2[31]; -static DSPContext dsp; /** @@ -164,7 +164,7 @@ static void IMLT(ATRAC3Context *q, float *pInput, float *pOutput, int odd_band) q->mdct_ctx.imdct_calc(&q->mdct_ctx,pOutput,pInput); /* Perform windowing on the output. */ - dsp.vector_fmul(pOutput, pOutput, mdct_window, MDCT_SIZE); + q->fdsp.vector_fmul(pOutput, pOutput, mdct_window, MDCT_SIZE); } @@ -1039,7 +1039,7 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx) q->matrix_coeff_index_next[i] = 3; } - ff_dsputil_init(&dsp, avctx); + avpriv_float_dsp_init(&q->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); ff_fmt_convert_init(&q->fmt_conv, avctx); q->pUnits = av_mallocz(sizeof(channel_unit)*q->channels); diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c index f42c58516f..942f606ea8 100644 --- a/libavcodec/dsputil.c +++ b/libavcodec/dsputil.c @@ -2363,12 +2363,6 @@ WRAPPER8_16_SQ(quant_psnr8x8_c, quant_psnr16_c) WRAPPER8_16_SQ(rd8x8_c, rd16_c) WRAPPER8_16_SQ(bit8x8_c, bit16_c) -static void vector_fmul_c(float *dst, const float *src0, const float *src1, int len){ - int i; - for(i=0; i<len; i++) - dst[i] = src0[i] * src1[i]; -} - static void vector_fmul_reverse_c(float *dst, const float *src0, const float *src1, int len){ int i; src1 += len-1; @@ -2898,7 +2892,6 @@ av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx) #if CONFIG_AC3_DECODER c->ac3_downmix = ff_ac3_downmix_c; #endif - c->vector_fmul = vector_fmul_c; c->vector_fmul_reverse = vector_fmul_reverse_c; c->vector_fmul_add = vector_fmul_add_c; c->vector_fmul_window = vector_fmul_window_c; diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h index e0e5083d99..ec3d7ee007 100644 --- a/libavcodec/dsputil.h +++ b/libavcodec/dsputil.h @@ -399,7 +399,6 @@ typedef struct DSPContext { void (*vorbis_inverse_coupling)(float *mag, float *ang, int blocksize); void (*ac3_downmix)(float (*samples)[256], float (*matrix)[2], int out_ch, int in_ch, int len); /* assume len is a multiple of 16, and arrays are 32-byte aligned */ - void (*vector_fmul)(float *dst, const float *src0, const float *src1, int len); void (*vector_fmul_reverse)(float *dst, const float *src0, const float *src1, int len); /* assume len is a multiple of 8, and src arrays are 16-byte aligned */ void (*vector_fmul_add)(float *dst, const float *src0, const float *src1, const float *src2, int len); diff --git a/libavcodec/nellymoserenc.c b/libavcodec/nellymoserenc.c index e1b1d793a4..18ea6846c2 100644 --- a/libavcodec/nellymoserenc.c +++ b/libavcodec/nellymoserenc.c @@ -35,6 +35,7 @@ * http://wiki.multimedia.cx/index.php?title=Nellymoser */ +#include "libavutil/float_dsp.h" #include "libavutil/mathematics.h" #include "nellymoser.h" #include "avcodec.h" @@ -55,6 +56,7 @@ typedef struct NellyMoserEncodeContext { AVCodecContext *avctx; int last_frame; DSPContext dsp; + AVFloatDSPContext fdsp; FFTContext mdct_ctx; AudioFrameQueue afq; DECLARE_ALIGNED(32, float, mdct_out)[NELLY_SAMPLES]; @@ -120,11 +122,11 @@ static void apply_mdct(NellyMoserEncodeContext *s) float *in1 = s->buf + NELLY_BUF_LEN; float *in2 = s->buf + 2 * NELLY_BUF_LEN; - s->dsp.vector_fmul (s->in_buff, in0, ff_sine_128, NELLY_BUF_LEN); + s->fdsp.vector_fmul (s->in_buff, in0, ff_sine_128, NELLY_BUF_LEN); s->dsp.vector_fmul_reverse(s->in_buff + NELLY_BUF_LEN, in1, ff_sine_128, NELLY_BUF_LEN); s->mdct_ctx.mdct_calc(&s->mdct_ctx, s->mdct_out, s->in_buff); - s->dsp.vector_fmul (s->in_buff, in1, ff_sine_128, NELLY_BUF_LEN); + s->fdsp.vector_fmul (s->in_buff, in1, ff_sine_128, NELLY_BUF_LEN); s->dsp.vector_fmul_reverse(s->in_buff + NELLY_BUF_LEN, in2, ff_sine_128, NELLY_BUF_LEN); s->mdct_ctx.mdct_calc(&s->mdct_ctx, s->mdct_out + NELLY_BUF_LEN, s->in_buff); } @@ -172,6 +174,7 @@ static av_cold int encode_init(AVCodecContext *avctx) if ((ret = ff_mdct_init(&s->mdct_ctx, 8, 0, 32768.0)) < 0) goto error; ff_dsputil_init(&s->dsp, avctx); + avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); /* Generate overlap window */ ff_sine_window_init(ff_sine_128, 128); diff --git a/libavcodec/ppc/float_altivec.c b/libavcodec/ppc/float_altivec.c index 6e0556ec42..5068fd4eb8 100644 --- a/libavcodec/ppc/float_altivec.c +++ b/libavcodec/ppc/float_altivec.c @@ -23,21 +23,6 @@ #include "dsputil_altivec.h" -static void vector_fmul_altivec(float *dst, const float *src0, const float *src1, int len) -{ - int i; - vector float d0, d1, s, zero = (vector float)vec_splat_u32(0); - for(i=0; i<len-7; i+=8) { - d0 = vec_ld(0, src0+i); - s = vec_ld(0, src1+i); - d1 = vec_ld(16, src0+i); - d0 = vec_madd(d0, s, zero); - d1 = vec_madd(d1, vec_ld(16,src1+i), zero); - vec_st(d0, 0, dst+i); - vec_st(d1, 16, dst+i); - } -} - static void vector_fmul_reverse_altivec(float *dst, const float *src0, const float *src1, int len) { @@ -124,7 +109,6 @@ static void vector_fmul_window_altivec(float *dst, const float *src0, const floa void ff_float_init_altivec(DSPContext* c, AVCodecContext *avctx) { - c->vector_fmul = vector_fmul_altivec; c->vector_fmul_reverse = vector_fmul_reverse_altivec; c->vector_fmul_add = vector_fmul_add_altivec; if(!(avctx->flags & CODEC_FLAG_BITEXACT)) { diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c index d7cda3ccf8..aa7ad33312 100644 --- a/libavcodec/ra288.c +++ b/libavcodec/ra288.c @@ -19,6 +19,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "libavutil/float_dsp.h" #include "avcodec.h" #define BITSTREAM_READER_LE #include "get_bits.h" @@ -26,7 +27,6 @@ #include "lpc.h" #include "celp_math.h" #include "celp_filters.h" -#include "dsputil.h" #define MAX_BACKWARD_FILTER_ORDER 36 #define MAX_BACKWARD_FILTER_LEN 40 @@ -38,6 +38,7 @@ typedef struct { AVFrame frame; DSPContext dsp; + AVFloatDSPContext fdsp; DECLARE_ALIGNED(32, float, sp_lpc)[FFALIGN(36, 16)]; ///< LPC coefficients for speech data (spec: A) DECLARE_ALIGNED(32, float, gain_lpc)[FFALIGN(10, 16)]; ///< LPC coefficients for gain (spec: GB) @@ -62,7 +63,7 @@ static av_cold int ra288_decode_init(AVCodecContext *avctx) { RA288Context *ractx = avctx->priv_data; avctx->sample_fmt = AV_SAMPLE_FMT_FLT; - ff_dsputil_init(&ractx->dsp, avctx); + avpriv_float_dsp_init(&ractx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); avcodec_get_frame_defaults(&ractx->frame); avctx->coded_frame = &ractx->frame; @@ -137,7 +138,7 @@ static void do_hybrid_window(RA288Context *ractx, MAX_BACKWARD_FILTER_LEN + MAX_BACKWARD_FILTER_NONREC, 16)]); - ractx->dsp.vector_fmul(work, window, hist, FFALIGN(order + n + non_rec, 16)); + ractx->fdsp.vector_fmul(work, window, hist, FFALIGN(order + n + non_rec, 16)); convolve(buffer1, work + order , n , order); convolve(buffer2, work + order + n, non_rec, order); @@ -164,7 +165,7 @@ static void backward_filter(RA288Context *ractx, do_hybrid_window(ractx, order, n, non_rec, temp, hist, rec, window); if (!compute_lpc_coefs(temp, order, lpc, 0, 1, 1)) - ractx->dsp.vector_fmul(lpc, lpc, tab, FFALIGN(order, 16)); + ractx->fdsp.vector_fmul(lpc, lpc, tab, FFALIGN(order, 16)); memmove(hist, hist + n, move_size*sizeof(*hist)); } diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c index 67bc16088e..4421074d80 100644 --- a/libavcodec/twinvq.c +++ b/libavcodec/twinvq.c @@ -19,6 +19,7 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "get_bits.h" #include "dsputil.h" @@ -176,6 +177,7 @@ typedef struct TwinContext { AVCodecContext *avctx; AVFrame frame; DSPContext dsp; + AVFloatDSPContext fdsp; FFTContext mdct_ctx[3]; const ModeTab *mtab; @@ -787,8 +789,8 @@ static void read_and_decode_spectrum(TwinContext *tctx, GetBitContext *gb, dec_bark_env(tctx, bark1[i][j], bark_use_hist[i][j], i, tctx->tmp_buf, gain[sub*i+j], ftype); - tctx->dsp.vector_fmul(chunk + block_size*j, chunk + block_size*j, tctx->tmp_buf, - block_size); + tctx->fdsp.vector_fmul(chunk + block_size*j, chunk + block_size*j, + tctx->tmp_buf, block_size); } @@ -809,7 +811,7 @@ static void read_and_decode_spectrum(TwinContext *tctx, GetBitContext *gb, dec_lpc_spectrum_inv(tctx, lsp, ftype, tctx->tmp_buf); for (j = 0; j < mtab->fmode[ftype].sub; j++) { - tctx->dsp.vector_fmul(chunk, chunk, tctx->tmp_buf, block_size); + tctx->fdsp.vector_fmul(chunk, chunk, tctx->tmp_buf, block_size); chunk += block_size; } } @@ -1156,6 +1158,7 @@ static av_cold int twin_decode_init(AVCodecContext *avctx) } ff_dsputil_init(&tctx->dsp, avctx); + avpriv_float_dsp_init(&tctx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); if ((ret = init_mdct_win(tctx))) { av_log(avctx, AV_LOG_ERROR, "Error initializing MDCT\n"); twin_decode_close(avctx); diff --git a/libavcodec/vorbisdec.c b/libavcodec/vorbisdec.c index 3489b8f029..08198d732a 100644 --- a/libavcodec/vorbisdec.c +++ b/libavcodec/vorbisdec.c @@ -26,6 +26,7 @@ #include <math.h> #define BITSTREAM_READER_LE +#include "libavutil/float_dsp.h" #include "avcodec.h" #include "get_bits.h" #include "dsputil.h" @@ -124,6 +125,7 @@ typedef struct vorbis_context_s { AVFrame frame; GetBitContext gb; DSPContext dsp; + AVFloatDSPContext fdsp; FmtConvertContext fmt_conv; FFTContext mdct[2]; @@ -983,6 +985,7 @@ static av_cold int vorbis_decode_init(AVCodecContext *avccontext) vc->avccontext = avccontext; ff_dsputil_init(&vc->dsp, avccontext); + avpriv_float_dsp_init(&vc->fdsp, avccontext->flags & CODEC_FLAG_BITEXACT); ff_fmt_convert_init(&vc->fmt_conv, avccontext); if (avccontext->request_sample_fmt == AV_SAMPLE_FMT_FLT) { @@ -1605,7 +1608,7 @@ static int vorbis_parse_audio_packet(vorbis_context *vc) for (j = vc->audio_channels-1;j >= 0; j--) { ch_floor_ptr = vc->channel_floors + j * blocksize / 2; ch_res_ptr = vc->channel_residues + res_chan[j] * blocksize / 2; - vc->dsp.vector_fmul(ch_floor_ptr, ch_floor_ptr, ch_res_ptr, blocksize / 2); + vc->fdsp.vector_fmul(ch_floor_ptr, ch_floor_ptr, ch_res_ptr, blocksize / 2); mdct->imdct_half(mdct, ch_res_ptr, ch_floor_ptr); } diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c index fca09b4e65..434d1859ec 100644 --- a/libavcodec/x86/dsputil_mmx.c +++ b/libavcodec/x86/dsputil_mmx.c @@ -2502,11 +2502,6 @@ int ff_add_hfyu_left_prediction_sse4(uint8_t *dst, const uint8_t *src, float ff_scalarproduct_float_sse(const float *v1, const float *v2, int order); -void ff_vector_fmul_sse(float *dst, const float *src0, const float *src1, - int len); -void ff_vector_fmul_avx(float *dst, const float *src0, const float *src1, - int len); - void ff_vector_fmul_reverse_sse(float *dst, const float *src0, const float *src1, int len); void ff_vector_fmul_reverse_avx(float *dst, const float *src0, @@ -2833,7 +2828,6 @@ static void dsputil_init_sse(DSPContext *c, AVCodecContext *avctx, int mm_flags) c->vorbis_inverse_coupling = vorbis_inverse_coupling_sse; c->ac3_downmix = ac3_downmix_sse; #if HAVE_YASM - c->vector_fmul = ff_vector_fmul_sse; c->vector_fmul_reverse = ff_vector_fmul_reverse_sse; c->vector_fmul_add = ff_vector_fmul_add_sse; #endif @@ -2995,7 +2989,6 @@ static void dsputil_init_avx(DSPContext *c, AVCodecContext *avctx, int mm_flags) } } c->butterflies_float_interleave = ff_butterflies_float_interleave_avx; - c->vector_fmul = ff_vector_fmul_avx; c->vector_fmul_reverse = ff_vector_fmul_reverse_avx; c->vector_fmul_add = ff_vector_fmul_add_avx; #endif diff --git a/libavcodec/x86/dsputil_yasm.asm b/libavcodec/x86/dsputil_yasm.asm index c6ef834503..313e774669 100644 --- a/libavcodec/x86/dsputil_yasm.asm +++ b/libavcodec/x86/dsputil_yasm.asm @@ -1130,38 +1130,6 @@ VECTOR_CLIP_INT32 6, 1, 0, 0 %endif ;----------------------------------------------------------------------------- -; void vector_fmul(float *dst, const float *src0, const float *src1, int len) -;----------------------------------------------------------------------------- -%macro VECTOR_FMUL 0 -cglobal vector_fmul, 4,4,2, dst, src0, src1, len - lea lenq, [lend*4 - 2*mmsize] -ALIGN 16 -.loop - mova m0, [src0q + lenq] - mova m1, [src0q + lenq + mmsize] - mulps m0, m0, [src1q + lenq] - mulps m1, m1, [src1q + lenq + mmsize] - mova [dstq + lenq], m0 - mova [dstq + lenq + mmsize], m1 - - sub lenq, 2*mmsize - jge .loop -%if mmsize == 32 - vzeroupper - RET -%else - REP_RET -%endif -%endmacro - -INIT_XMM sse -VECTOR_FMUL -%if HAVE_AVX -INIT_YMM avx -VECTOR_FMUL -%endif - -;----------------------------------------------------------------------------- ; void vector_fmul_reverse(float *dst, const float *src0, const float *src1, ; int len) ;----------------------------------------------------------------------------- diff --git a/libavutil/Makefile b/libavutil/Makefile index fb19ebf1e2..56ccd04dff 100644 --- a/libavutil/Makefile +++ b/libavutil/Makefile @@ -57,6 +57,7 @@ OBJS = adler32.o \ eval.o \ fifo.o \ file.o \ + float_dsp.o \ imgutils.o \ intfloat_readwrite.o \ inverse.o \ diff --git a/libavutil/arm/Makefile b/libavutil/arm/Makefile index e600383b9c..ac7eca6751 100644 --- a/libavutil/arm/Makefile +++ b/libavutil/arm/Makefile @@ -1 +1,8 @@ OBJS += arm/cpu.o \ + arm/float_dsp_init_arm.o \ + +ARMVFP-OBJS += arm/float_dsp_init_vfp.o \ + arm/float_dsp_vfp.o \ + +NEON-OBJS += arm/float_dsp_init_neon.o \ + arm/float_dsp_neon.o \ diff --git a/libavutil/arm/float_dsp_arm.h b/libavutil/arm/float_dsp_arm.h new file mode 100644 index 0000000000..976e5a0a24 --- /dev/null +++ b/libavutil/arm/float_dsp_arm.h @@ -0,0 +1,29 @@ +/* + * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVUTIL_ARM_FLOAT_DSP_ARM_H +#define AVUTIL_ARM_FLOAT_DSP_ARM_H + +#include "libavutil/float_dsp.h" + +void ff_dsputil_init_vfp (AVFloatDSPContext *fdsp); +void ff_dsputil_init_neon(AVFloatDSPContext *fdsp); + +#endif /* AVUTIL_ARM_FLOAT_DSP_ARM_H */ diff --git a/libavutil/arm/float_dsp_init_arm.c b/libavutil/arm/float_dsp_init_arm.c new file mode 100644 index 0000000000..0fee8611c4 --- /dev/null +++ b/libavutil/arm/float_dsp_init_arm.c @@ -0,0 +1,33 @@ +/* + * ARM optimized DSP utils + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/arm/cpu.h" +#include "libavutil/float_dsp.h" +#include "float_dsp_arm.h" + +void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp) +{ + int cpu_flags = av_get_cpu_flags(); + + if (have_vfp(cpu_flags)) + ff_dsputil_init_vfp(fdsp); + if (have_neon(cpu_flags)) + ff_dsputil_init_neon(fdsp); +} diff --git a/libavutil/arm/float_dsp_init_neon.c b/libavutil/arm/float_dsp_init_neon.c new file mode 100644 index 0000000000..1e732db9df --- /dev/null +++ b/libavutil/arm/float_dsp_init_neon.c @@ -0,0 +1,32 @@ +/* + * ARM NEON optimised Float DSP functions + * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stdint.h> + +#include "libavutil/float_dsp.h" +#include "float_dsp_arm.h" + +void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, int len); + +void ff_dsputil_init_neon(AVFloatDSPContext *fdsp) +{ + c->vector_fmul = ff_vector_fmul_neon; +} diff --git a/libavutil/arm/float_dsp_init_vfp.c b/libavutil/arm/float_dsp_init_vfp.c new file mode 100644 index 0000000000..d58dbded3a --- /dev/null +++ b/libavutil/arm/float_dsp_init_vfp.c @@ -0,0 +1,34 @@ +/* + * Copyright (c) 2008 Siarhei Siamashka <ssvb@users.sourceforge.net> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/arm/cpu.h" +#include "libavutil/float_dsp.h" +#include "float_dsp_arm.h" + +void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1, + int len); + +void ff_dsputil_init_vfp(DSPContext* c, AVCodecContext *avctx) +{ + int cpu_flags = av_get_cpu_flags(); + + if (!have_vfpv3(cpu_flags)) + c->vector_fmul = ff_vector_fmul_vfp; +} diff --git a/libavutil/arm/float_dsp_neon.S b/libavutil/arm/float_dsp_neon.S new file mode 100644 index 0000000000..d66fa09424 --- /dev/null +++ b/libavutil/arm/float_dsp_neon.S @@ -0,0 +1,64 @@ +/* + * ARM NEON optimised Float DSP functions + * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#include "asm.S" + + preserve8 + +function ff_vector_fmul_neon, export=1 + subs r3, r3, #8 + vld1.32 {d0-d3}, [r1,:128]! + vld1.32 {d4-d7}, [r2,:128]! + vmul.f32 q8, q0, q2 + vmul.f32 q9, q1, q3 + beq 3f + bics ip, r3, #15 + beq 2f +1: subs ip, ip, #16 + vld1.32 {d0-d1}, [r1,:128]! + vld1.32 {d4-d5}, [r2,:128]! + vmul.f32 q10, q0, q2 + vld1.32 {d2-d3}, [r1,:128]! + vld1.32 {d6-d7}, [r2,:128]! + vmul.f32 q11, q1, q3 + vst1.32 {d16-d19},[r0,:128]! + vld1.32 {d0-d1}, [r1,:128]! + vld1.32 {d4-d5}, [r2,:128]! + vmul.f32 q8, q0, q2 + vld1.32 {d2-d3}, [r1,:128]! + vld1.32 {d6-d7}, [r2,:128]! + vmul.f32 q9, q1, q3 + vst1.32 {d20-d23},[r0,:128]! + bne 1b + ands r3, r3, #15 + beq 3f +2: vld1.32 {d0-d1}, [r1,:128]! + vld1.32 {d4-d5}, [r2,:128]! + vst1.32 {d16-d17},[r0,:128]! + vmul.f32 q8, q0, q2 + vld1.32 {d2-d3}, [r1,:128]! + vld1.32 {d6-d7}, [r2,:128]! + vst1.32 {d18-d19},[r0,:128]! + vmul.f32 q9, q1, q3 +3: vst1.32 {d16-d19},[r0,:128]! + bx lr +endfunc diff --git a/libavutil/arm/float_dsp_vfp.S b/libavutil/arm/float_dsp_vfp.S new file mode 100644 index 0000000000..3931828381 --- /dev/null +++ b/libavutil/arm/float_dsp_vfp.S @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2008 Siarhei Siamashka <ssvb@users.sourceforge.net> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" +#include "asm.S" + +/** + * Assume that len is a positive number and is multiple of 8 + */ +@ void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1, int len) +function ff_vector_fmul_vfp, export=1 + vpush {d8-d15} + fmrx r12, fpscr + orr r12, r12, #(3 << 16) /* set vector size to 4 */ + fmxr fpscr, r12 + + vldmia r1!, {s0-s3} + vldmia r2!, {s8-s11} + vldmia r1!, {s4-s7} + vldmia r2!, {s12-s15} + vmul.f32 s8, s0, s8 +1: + subs r3, r3, #16 + vmul.f32 s12, s4, s12 + itttt ge + vldmiage r1!, {s16-s19} + vldmiage r2!, {s24-s27} + vldmiage r1!, {s20-s23} + vldmiage r2!, {s28-s31} + it ge + vmulge.f32 s24, s16, s24 + vstmia r0!, {s8-s11} + vstmia r0!, {s12-s15} + it ge + vmulge.f32 s28, s20, s28 + itttt gt + vldmiagt r1!, {s0-s3} + vldmiagt r2!, {s8-s11} + vldmiagt r1!, {s4-s7} + vldmiagt r2!, {s12-s15} + ittt ge + vmulge.f32 s8, s0, s8 + vstmiage r0!, {s24-s27} + vstmiage r0!, {s28-s31} + bgt 1b + + bic r12, r12, #(7 << 16) /* set vector size back to 1 */ + fmxr fpscr, r12 + vpop {d8-d15} + bx lr +endfunc diff --git a/libavutil/float_dsp.c b/libavutil/float_dsp.c new file mode 100644 index 0000000000..039dd07d36 --- /dev/null +++ b/libavutil/float_dsp.c @@ -0,0 +1,42 @@ +/* + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" + +#include "float_dsp.h" + +static void vector_fmul_c(float *dst, const float *src0, const float *src1, + int len) +{ + int i; + for (i = 0; i < len; i++) + dst[i] = src0[i] * src1[i]; +} + +void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact) +{ + fdsp->vector_fmul = vector_fmul_c; + +#if ARCH_ARM + ff_float_dsp_init_arm(fdsp); +#elif ARCH_PPC + ff_float_dsp_init_ppc(fdsp, bit_exact); +#elif ARCH_X86 + ff_float_dsp_init_x86(fdsp); +#endif +} diff --git a/libavutil/float_dsp.h b/libavutil/float_dsp.h new file mode 100644 index 0000000000..30161a252b --- /dev/null +++ b/libavutil/float_dsp.h @@ -0,0 +1,53 @@ +/* + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVUTIL_FLOAT_DSP_H +#define AVUTIL_FLOAT_DSP_H + +typedef struct AVFloatDSPContext { + /** + * Calculate the product of two vectors of floats and store the result in + * a vector of floats. + * + * @param dst output vector + * constraints: 32-byte aligned + * @param src0 first input vector + * constraints: 32-byte aligned + * @param src1 second input vector + * constraints: 32-byte aligned + * @param len number of elements in the input + * constraints: multiple of 16 + */ + void (*vector_fmul)(float *dst, const float *src0, const float *src1, + int len); +} AVFloatDSPContext; + +/** + * Initialize a float DSP context. + * + * @param fdsp float DSP context + * @param strict setting to non-zero avoids using functions which may not be IEEE-754 compliant + */ +void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int strict); + + +void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp); +void ff_float_dsp_init_ppc(AVFloatDSPContext *fdsp, int strict); +void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp); + +#endif /* AVUTIL_FLOAT_DSP_H */ diff --git a/libavutil/ppc/Makefile b/libavutil/ppc/Makefile index 5b18b08957..4fd8d6d57e 100644 --- a/libavutil/ppc/Makefile +++ b/libavutil/ppc/Makefile @@ -1 +1,4 @@ OBJS += ppc/cpu.o \ + ppc/float_dsp_init.o \ + +ALTIVEC-OBJS += ppc/float_dsp_altivec.o \ diff --git a/libavutil/ppc/float_dsp_altivec.c b/libavutil/ppc/float_dsp_altivec.c new file mode 100644 index 0000000000..f08abc8d6f --- /dev/null +++ b/libavutil/ppc/float_dsp_altivec.c @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "util_altivec.h" + +void ff_vector_fmul_altivec(float *dst, const float *src0, const float *src1, + int len) +{ + int i; + vector float d0, d1, s, zero = (vector float)vec_splat_u32(0); + for (i = 0; i < len - 7; i += 8) { + d0 = vec_ld( 0, src0 + i); + s = vec_ld( 0, src1 + i); + d1 = vec_ld(16, src0 + i); + d0 = vec_madd(d0, s, zero); + d1 = vec_madd(d1, vec_ld(16, src1 + i), zero); + vec_st(d0, 0, dst + i); + vec_st(d1, 16, dst + i); + } +} diff --git a/libavutil/ppc/float_dsp_init.c b/libavutil/ppc/float_dsp_init.c new file mode 100644 index 0000000000..0477749e83 --- /dev/null +++ b/libavutil/ppc/float_dsp_init.c @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2006 Luca Barbato <lu_zero@gentoo.org> + * + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/cpu.h" +#include "libavutil/float_dsp.h" + +extern void ff_vector_fmul_altivec(float *dst, const float *src0, + const float *src1, int len); + +void ff_float_dsp_init_ppc(AVFloatDSPContext *fdsp, int bit_exact) +{ +#if HAVE_ALTIVEC + int mm_flags = av_get_cpu_flags(); + + if (!(mm_flags & AV_CPU_FLAG_ALTIVEC)) + return; + + fdsp->vector_fmul = ff_vector_fmul_altivec; +#endif +} diff --git a/libavutil/x86/Makefile b/libavutil/x86/Makefile index de8a341442..4546353669 100644 --- a/libavutil/x86/Makefile +++ b/libavutil/x86/Makefile @@ -1 +1,4 @@ OBJS += x86/cpu.o \ + x86/float_dsp_init.o \ + +YASM-OBJS += x86/float_dsp.o \ diff --git a/libavutil/x86/float_dsp.asm b/libavutil/x86/float_dsp.asm new file mode 100644 index 0000000000..53be7ab99a --- /dev/null +++ b/libavutil/x86/float_dsp.asm @@ -0,0 +1,55 @@ +;***************************************************************************** +;* x86-optimized Float DSP functions +;* +;* This file is part of Libav. +;* +;* Libav is free software; you can redistribute it and/or +;* modify it under the terms of the GNU Lesser General Public +;* License as published by the Free Software Foundation; either +;* version 2.1 of the License, or (at your option) any later version. +;* +;* Libav is distributed in the hope that it will be useful, +;* but WITHOUT ANY WARRANTY; without even the implied warranty of +;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +;* Lesser General Public License for more details. +;* +;* You should have received a copy of the GNU Lesser General Public +;* License along with Libav; if not, write to the Free Software +;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +;****************************************************************************** + +%include "x86inc.asm" + +SECTION .text + +;----------------------------------------------------------------------------- +; void vector_fmul(float *dst, const float *src0, const float *src1, int len) +;----------------------------------------------------------------------------- +%macro VECTOR_FMUL 0 +cglobal vector_fmul, 4,4,2, dst, src0, src1, len + lea lenq, [lend*4 - 2*mmsize] +ALIGN 16 +.loop + mova m0, [src0q + lenq] + mova m1, [src0q + lenq + mmsize] + mulps m0, m0, [src1q + lenq] + mulps m1, m1, [src1q + lenq + mmsize] + mova [dstq + lenq], m0 + mova [dstq + lenq + mmsize], m1 + + sub lenq, 2*mmsize + jge .loop +%if mmsize == 32 + vzeroupper + RET +%else + REP_RET +%endif +%endmacro + +INIT_XMM sse +VECTOR_FMUL +%if HAVE_AVX +INIT_YMM avx +VECTOR_FMUL +%endif diff --git a/libavutil/x86/float_dsp_init.c b/libavutil/x86/float_dsp_init.c new file mode 100644 index 0000000000..10bb226f23 --- /dev/null +++ b/libavutil/x86/float_dsp_init.c @@ -0,0 +1,41 @@ +/* + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "config.h" + +#include "libavutil/cpu.h" +#include "libavutil/float_dsp.h" + +extern void ff_vector_fmul_sse(float *dst, const float *src0, const float *src1, + int len); +extern void ff_vector_fmul_avx(float *dst, const float *src0, const float *src1, + int len); + +void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp) +{ +#if HAVE_YASM + int mm_flags = av_get_cpu_flags(); + + if (mm_flags & AV_CPU_FLAG_SSE && HAVE_SSE) { + fdsp->vector_fmul = ff_vector_fmul_sse; + } + if (mm_flags & AV_CPU_FLAG_AVX && HAVE_AVX) { + fdsp->vector_fmul = ff_vector_fmul_avx; + } +#endif +} |