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lavc SVT HEVC: set tiling only if video is big enough

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- tile must be at least 256x64
- there must be >1 tiles
This commit is contained in:
Martin Pulec
2022-11-28 11:08:47 +01:00
parent 286d9aca18
commit 16ba5aeec0
1 changed files with 10 additions and 8 deletions
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18
src/video_compress/libavcodec.cpp
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@@ -1870,14 +1870,16 @@ static void configure_svt(AVCodecContext *codec_ctx, struct setparam_param *para
if ("libsvt_hevc"s == codec_ctx->codec->name) {
int tile_col_cnt = param->desc.width >= 1024 ? 4 : param->desc.width >= 512 ? 2 : 1;
int tile_row_cnt = param->desc.height >= 256 ? 4 : param->desc.height >= 128 ? 2 : 1;
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_row_cnt", tile_row_cnt, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Row Count for SVT", ret);
}
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_col_cnt", tile_col_cnt, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Column Count for SVT", ret);
}
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_slice_mode", 1, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Slice Mode for SVT", ret);
if (tile_col_cnt * tile_row_cnt > 1 && param->desc.width >= 256 && param->desc.height >= 64) {
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_row_cnt", tile_row_cnt, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Row Count for SVT", ret);
}
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_col_cnt", tile_col_cnt, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Column Count for SVT", ret);
}
if (int ret = av_opt_set_int(codec_ctx->priv_data, "tile_slice_mode", 1, 0)) {
print_libav_error(LOG_LEVEL_WARNING, MOD_NAME "Unable Tile Slice Mode for SVT", ret);
}
}
} else { // libsvtav1
#if LIBAVCODEC_VERSION_INT > AV_VERSION_INT(59, 21, 100)