@@ -25,6 +25,8 @@
#include "libavutil/riscv/cpu.h"
#include "libavcodec/h263dsp.h"
+void ff_h263_dct_unquantize_intra_rvv(int16_t *, size_t len, int, int);
+void ff_h263_dct_unquantize_inter_rvv(int16_t *, size_t len, int, int);
void ff_h263_h_loop_filter_rvv(uint8_t *src, int stride, int q);
void ff_h263_v_loop_filter_rvv(uint8_t *src, int stride, int q);
@@ -33,9 +35,16 @@ av_cold void ff_h263dsp_init_riscv(H263DSPContext *c)
#if HAVE_RVV
int flags = av_get_cpu_flags();
- if ((flags & AV_CPU_FLAG_RVV_I32) && ff_rv_vlen_least(128)) {
- c->h263_h_loop_filter = ff_h263_h_loop_filter_rvv;
- c->h263_v_loop_filter = ff_h263_v_loop_filter_rvv;
+ if (flags & AV_CPU_FLAG_RVV_I32) {
+ if (flags & AV_CPU_FLAG_RVB_ADDR) {
+ c->h263_dct_unquantize_intra = ff_h263_dct_unquantize_intra_rvv;
+ c->h263_dct_unquantize_inter = ff_h263_dct_unquantize_inter_rvv;
+ }
+
+ if (ff_rv_vlen_least(128)) {
+ c->h263_h_loop_filter = ff_h263_h_loop_filter_rvv;
+ c->h263_v_loop_filter = ff_h263_v_loop_filter_rvv;
+ }
}
#endif
}
@@ -20,6 +20,30 @@
#include "libavutil/riscv/asm.S"
+func ff_h263_dct_unquantize_intra_rvv, zve32x
+ addi a1, a1, -1
+ addi a0, a0, 2
+ # fall through
+endfunc
+
+func ff_h263_dct_unquantize_inter_rvv, zve32x
+1:
+ vsetvli t0, a1, e16, m4, ta, mu
+ vle16.v v8, (a0)
+ sub a1, a1, t0
+ vmv.v.x v24, a3
+ vmslt.vi v0, v8, 0
+ vmul.vx v16, v8, a2
+ vneg.v v24, v24, v0.t
+ vmsne.vi v0, v8, 0
+ vadd.vv v8, v16, v24, v0.t
+ vse16.v v8, (a0)
+ sh1add a0, t0, a0
+ bnez a1, 1b
+
+ ret
+endfunc
+
.option push
.option norelax
func ff_h263_h_loop_filter_rvv, zve32x