diff options
Diffstat (limited to 'vp8/vp8_dx_iface.c')
| -rw-r--r-- | vp8/vp8_dx_iface.c | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/vp8/vp8_dx_iface.c b/vp8/vp8_dx_iface.c index a72d80505..7db77195b 100644 --- a/vp8/vp8_dx_iface.c +++ b/vp8/vp8_dx_iface.c @@ -45,6 +45,12 @@ struct vpx_codec_alg_priv { vpx_codec_dec_cfg_t cfg; vp8_stream_info_t si; int decoder_init; +#if CONFIG_MULTITHREAD + // Restart threads on next frame if set to 1. + // This is set when error happens in multithreaded decoding and all threads + // are shut down. + int restart_threads; +#endif int postproc_cfg_set; vp8_postproc_cfg_t postproc_cfg; vpx_decrypt_cb decrypt_cb; @@ -268,7 +274,7 @@ static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline) { volatile vpx_codec_err_t res; - unsigned int resolution_change = 0; + volatile unsigned int resolution_change = 0; unsigned int w, h; if (!ctx->fragments.enabled && (data == NULL && data_sz == 0)) { @@ -298,6 +304,27 @@ static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx, if ((ctx->si.h != h) || (ctx->si.w != w)) resolution_change = 1; +#if CONFIG_MULTITHREAD + if (!res && ctx->restart_threads) { + struct frame_buffers *fb = &ctx->yv12_frame_buffers; + VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0]; + VP8_COMMON *const pc = &pbi->common; + if (setjmp(pbi->common.error.jmp)) { + vp8_remove_decoder_instances(fb); + vp8_zero(fb->pbi); + vpx_clear_system_state(); + return VPX_CODEC_ERROR; + } + pbi->common.error.setjmp = 1; + pbi->max_threads = ctx->cfg.threads; + vp8_decoder_create_threads(pbi); + if (vpx_atomic_load_acquire(&pbi->b_multithreaded_rd)) { + vp8mt_alloc_temp_buffers(pbi, pc->Width, pc->mb_rows); + } + ctx->restart_threads = 0; + pbi->common.error.setjmp = 0; + } +#endif /* Initialize the decoder instance on the first frame*/ if (!res && !ctx->decoder_init) { VP8D_CONFIG oxcf; @@ -439,9 +466,13 @@ static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx, pc->fb_idx_ref_cnt[pc->new_fb_idx]--; } pc->error.setjmp = 0; - ctx->si.w = 0; - ctx->si.h = 0; - ctx->decoder_init = 0; +#if CONFIG_MULTITHREAD + if (pbi->restart_threads) { + ctx->si.w = 0; + ctx->si.h = 0; + ctx->restart_threads = 1; + } +#endif res = update_error_state(ctx, &pbi->common.error); return res; } @@ -450,7 +481,9 @@ static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx, /* update the pbi fragment data */ pbi->fragments = ctx->fragments; - +#if CONFIG_MULTITHREAD + pbi->restart_threads = 0; +#endif ctx->user_priv = user_priv; if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline)) { res = update_error_state(ctx, &pbi->common.error); |