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Diffstat (limited to 'media/ffvpx/libavcodec/x86/flacdsp_init.c')
-rw-r--r--media/ffvpx/libavcodec/x86/flacdsp_init.c115
1 files changed, 115 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/x86/flacdsp_init.c b/media/ffvpx/libavcodec/x86/flacdsp_init.c
new file mode 100644
index 0000000000..87daed7005
--- /dev/null
+++ b/media/ffvpx/libavcodec/x86/flacdsp_init.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2014 James Almer
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/attributes.h"
+#include "libavcodec/flacdsp.h"
+#include "libavutil/x86/cpu.h"
+#include "config.h"
+
+void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order,
+ int qlevel, int len);
+void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order,
+ int qlevel, int len);
+
+#define DECORRELATE_FUNCS(fmt, opt) \
+void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift); \
+void ff_flac_decorrelate_rs_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift); \
+void ff_flac_decorrelate_ms_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift)
+
+#define DECORRELATE_IFUNCS(fmt, opt) \
+void ff_flac_decorrelate_indep2_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift); \
+void ff_flac_decorrelate_indep4_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift); \
+void ff_flac_decorrelate_indep6_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift); \
+void ff_flac_decorrelate_indep8_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \
+ int len, int shift)
+
+DECORRELATE_FUNCS(16, sse2);
+DECORRELATE_FUNCS(16, avx);
+DECORRELATE_FUNCS(32, sse2);
+DECORRELATE_FUNCS(32, avx);
+DECORRELATE_IFUNCS(16, ssse3);
+DECORRELATE_IFUNCS(16, avx);
+DECORRELATE_IFUNCS(32, ssse3);
+DECORRELATE_IFUNCS(32, avx);
+
+av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int channels)
+{
+#if HAVE_X86ASM
+ int cpu_flags = av_get_cpu_flags();
+
+ if (EXTERNAL_SSE2(cpu_flags)) {
+ if (fmt == AV_SAMPLE_FMT_S16) {
+ c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2;
+ c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2;
+ c->decorrelate[3] = ff_flac_decorrelate_ms_16_sse2;
+ } else if (fmt == AV_SAMPLE_FMT_S32) {
+ c->decorrelate[1] = ff_flac_decorrelate_ls_32_sse2;
+ c->decorrelate[2] = ff_flac_decorrelate_rs_32_sse2;
+ c->decorrelate[3] = ff_flac_decorrelate_ms_32_sse2;
+ }
+ }
+ if (EXTERNAL_SSSE3(cpu_flags)) {
+ if (fmt == AV_SAMPLE_FMT_S16) {
+ if (channels == 2)
+ c->decorrelate[0] = ff_flac_decorrelate_indep2_16_ssse3;
+ else if (channels == 4)
+ c->decorrelate[0] = ff_flac_decorrelate_indep4_16_ssse3;
+ else if (channels == 6)
+ c->decorrelate[0] = ff_flac_decorrelate_indep6_16_ssse3;
+ else if (ARCH_X86_64 && channels == 8)
+ c->decorrelate[0] = ff_flac_decorrelate_indep8_16_ssse3;
+ } else if (fmt == AV_SAMPLE_FMT_S32) {
+ if (channels == 2)
+ c->decorrelate[0] = ff_flac_decorrelate_indep2_32_ssse3;
+ else if (channels == 4)
+ c->decorrelate[0] = ff_flac_decorrelate_indep4_32_ssse3;
+ else if (channels == 6)
+ c->decorrelate[0] = ff_flac_decorrelate_indep6_32_ssse3;
+ else if (ARCH_X86_64 && channels == 8)
+ c->decorrelate[0] = ff_flac_decorrelate_indep8_32_ssse3;
+ }
+ }
+ if (EXTERNAL_SSE4(cpu_flags)) {
+ c->lpc32 = ff_flac_lpc_32_sse4;
+ }
+ if (EXTERNAL_AVX(cpu_flags)) {
+ if (fmt == AV_SAMPLE_FMT_S16) {
+ if (ARCH_X86_64 && channels == 8)
+ c->decorrelate[0] = ff_flac_decorrelate_indep8_16_avx;
+ } else if (fmt == AV_SAMPLE_FMT_S32) {
+ if (channels == 4)
+ c->decorrelate[0] = ff_flac_decorrelate_indep4_32_avx;
+ else if (channels == 6)
+ c->decorrelate[0] = ff_flac_decorrelate_indep6_32_avx;
+ else if (ARCH_X86_64 && channels == 8)
+ c->decorrelate[0] = ff_flac_decorrelate_indep8_32_avx;
+ }
+ }
+ if (EXTERNAL_XOP(cpu_flags)) {
+ c->lpc32 = ff_flac_lpc_32_xop;
+ }
+#endif /* HAVE_X86ASM */
+}