commit 89a206ef2f5460aba239f68453ab61f0ca4f8a2e
author Ronald S. Bultje <rbultje@google.com> Fri Feb 08 11:33:11 2013 -0800
committer Gerrit Code Review <gerrit@gerrit.golo.chromium.org> Wed Feb 13 12:31:00 2013 -0800
tree 40d820cd9dfabfc83b35c70945f7d4bdc083bdbb
parent 56049d9488af78bf29a45eaa4625b75d4def865e

Add support for tile rows.

These allow sending partial bitstream packets over the network before
encoding a complete frame is completed, thus lowering end-to-end
latency. The tile-rows are not independent.

Change-Id: I99986595cbcbff9153e2a14f49b4aa7dee4768e2

vpxenc.c

diff --git a/vpxenc.c b/vpxenc.c
index 10a60633..ee2312e 100644
--- a/vpxenc.c
+++ b/vpxenc.c
@@ -1084,6 +1084,8 @@
                                      "Number of token partitions to use, log2");
 static const arg_def_t tile_cols = ARG_DEF(NULL, "tile-columns", 1,
                                          "Number of tile columns to use, log2");
+static const arg_def_t tile_rows = ARG_DEF(NULL, "tile-rows", 1,
+                                           "Number of tile rows to use, log2");
 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
                                              "Enable automatic alt reference frames");
 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
@@ -1127,7 +1129,7 @@
 #if CONFIG_VP9_ENCODER
 static const arg_def_t *vp9_args[] = {
   &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
-  &tile_cols, &arnr_maxframes, &arnr_strength, &arnr_type,
+  &tile_cols, &tile_rows, &arnr_maxframes, &arnr_strength, &arnr_type,
   &tune_ssim, &cq_level, &max_intra_rate_pct,
 #if CONFIG_LOSSLESS
   &lossless,
@@ -1137,7 +1139,7 @@
 static const int vp9_arg_ctrl_map[] = {
   VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
   VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
-  VP9E_SET_TILE_COLUMNS,
+  VP9E_SET_TILE_COLUMNS, VP9E_SET_TILE_ROWS,
   VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
   VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
 #if CONFIG_LOSSLESS