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[79.124.17.100]) by mx.google.com with ESMTP id cr14si1931758ejc.271.2021.12.07.17.08.02; Tue, 07 Dec 2021 17:08:03 -0800 (PST) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@gmail.com header.s=20210112 header.b=gEM27om0; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 0AFB768A0C5; Wed, 8 Dec 2021 03:07:33 +0200 (EET) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mail-ua1-f53.google.com (mail-ua1-f53.google.com [209.85.222.53]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id F04FA68A795 for ; Wed, 8 Dec 2021 03:07:25 +0200 (EET) Received: by mail-ua1-f53.google.com with SMTP id ay21so1842312uab.12 for ; Tue, 07 Dec 2021 17:07:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=61Rhtuv5dBSdJ9PEiO5b1PW+IgUVtVsq/BLVBfCCoDY=; b=gEM27om0Qo4dx7RjhTJPR8Oz0lvjsfD2Jn4ZU/5BB4ZEYJwunFB/Lgbu6RU6WGapsV 7qtBtUub8QNeLy9KWOEfOKpXYJp0+qDxX38sPRkg6af6pVxlQUP3Yg7AyqX8VChHBaRT EtfDuWQ4A1uU7Mq1+Z0GT4eVP1Ys3FSiDfDvItPxRMS5gvN2b+dYSc9RaUg1mkxpHETr E683q2My+gNyqXSIwUoyp1JqkHQUPcaG5FTaLAjAelkn2HmxIvLE05FM2U7IJGeTDnsL oTQKORT0EiehP8ic4dT9MHxFBN+gGazO4obDNxLP2g7r5WLkXCA1b2Su2FbEusbUQ4u4 Mm5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=61Rhtuv5dBSdJ9PEiO5b1PW+IgUVtVsq/BLVBfCCoDY=; b=c/93yHTu6gpzGnJ/5QuetJXHjxfDlzwFat3nSMEDirrIUg/0xBPEI40n+ZQ0ZeIN1M 8er6jQDxXZ1BMsrr8ZHewmbLWFGI/D2FeJh6kJQvVzFZX+SekkjnNTrlLjRMwoPJKg7B asnzRiPnriqejlWnocNb/GZjtYu7mknFOjaGYPS9nO/+5g9M85Ga2qucnZejWmxG2jhG 2Lso6uDwaulK0qGaV/9wMRjKO2mNkoVljAD/ozIdCQUaeDjZuemPcS4XVti9uIBhVUOC 0gCUeTnl7g1+b+yhn/32w+UXtL7Y70SiWqVpCAauTPB4183wZr+PsPrrvkIs59Lx8nU1 ui0A== X-Gm-Message-State: AOAM531sHz3rfnbH2mAu/lMbobrAAb/YRHMkmrlDEbhUP3jQVshoy4G5 IzbpgXFU8FynsjFOlYEOno5jMD9czIg5ueKW X-Received: by 2002:a05:6102:725:: with SMTP id u5mr48747006vsg.78.1638925644192; Tue, 07 Dec 2021 17:07:24 -0800 (PST) Received: from localhost.localdomain ([181.170.250.138]) by smtp.gmail.com with ESMTPSA id b8sm949898vsl.19.2021.12.07.17.07.23 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Dec 2021 17:07:23 -0800 (PST) From: James Almer To: ffmpeg-devel@ffmpeg.org Date: Tue, 7 Dec 2021 22:06:18 -0300 Message-Id: <20211208010649.381-3-jamrial@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211208010649.381-1-jamrial@gmail.com> References: <20211208010649.381-1-jamrial@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 002/279] fate: add a channel_layout API test X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: VtZh0mMNILRQ Signed-off-by: James Almer --- libavutil/Makefile | 1 + libavutil/tests/channel_layout.c | 221 +++++++++++++++++++++++++++++++ tests/fate/libavutil.mak | 4 + tests/ref/fate/channel_layout | 88 ++++++++++++ 4 files changed, 314 insertions(+) create mode 100644 libavutil/tests/channel_layout.c create mode 100644 tests/ref/fate/channel_layout diff --git a/libavutil/Makefile b/libavutil/Makefile index 529046dbc8..8915575cfa 100644 --- a/libavutil/Makefile +++ b/libavutil/Makefile @@ -219,6 +219,7 @@ TESTPROGS = adler32 \ bprint \ cast5 \ camellia \ + channel_layout \ color_utils \ cpu \ crc \ diff --git a/libavutil/tests/channel_layout.c b/libavutil/tests/channel_layout.c new file mode 100644 index 0000000000..60854cf203 --- /dev/null +++ b/libavutil/tests/channel_layout.c @@ -0,0 +1,221 @@ +/* + * Copyright (c) 2021 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/channel_layout.c" + +#define CHANNEL_LAYOUT_FROM_MASK(layout, x) \ + av_channel_layout_uninit(&layout); \ + buf[0] = 0; \ + if (!av_channel_layout_from_mask(&layout, x)) \ + av_channel_layout_describe(&layout, buf, sizeof(buf)); + +#define CHANNEL_LAYOUT_FROM_STRING(layout, x) \ + av_channel_layout_uninit(&layout); \ + buf[0] = 0; \ + if (!av_channel_layout_from_string(&layout, x)) \ + av_channel_layout_describe(&layout, buf, sizeof(buf)); + +#define CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(layout, x) \ + ret = av_channel_layout_channel_from_index(&layout, x); \ + if (ret < 0) \ + ret = -1 + +#define CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(layout, x) \ + ret = av_channel_layout_index_from_channel(&layout, x); \ + if (ret < 0) \ + ret = -1 + +#define CHANNEL_LAYOUT_CHANNEL_FROM_STRING(layout, x) \ + ret = av_channel_layout_channel_from_string(&layout, x); \ + if (ret < 0) \ + ret = -1 + +#define CHANNEL_LAYOUT_INDEX_FROM_STRING(layout, x) \ + ret = av_channel_layout_index_from_string(&layout, x); \ + if (ret < 0) \ + ret = -1 + +int main(void) +{ + AVChannelLayout surround = { 0 }; + AVChannelLayout custom = { 0 }; + char buf[64]; + int ret; + + printf("Testing av_channel_name\n"); + av_channel_name(buf, sizeof(buf), AV_CHAN_FRONT_LEFT); + printf("With AV_CHAN_FRONT_LEFT: %27s\n", buf); + av_channel_name(buf, sizeof(buf), AV_CHAN_FRONT_RIGHT); + printf("With AV_CHAN_FRONT_RIGHT: %26s\n", buf); + + printf("Testing av_channel_description\n"); + av_channel_description(buf, sizeof(buf), AV_CHAN_FRONT_LEFT); + printf("With AV_CHAN_FRONT_LEFT: %27s\n", buf); + av_channel_description(buf, sizeof(buf), AV_CHAN_FRONT_RIGHT); + printf("With AV_CHAN_FRONT_RIGHT: %26s\n", buf); + + printf("\nTesting av_channel_from_string\n"); + printf("With \"FL\": %41d\n", av_channel_from_string("FL")); + printf("With \"FR\": %41d\n", av_channel_from_string("FR")); + + printf("\nTesting av_channel_layout_from_string\n"); + CHANNEL_LAYOUT_FROM_STRING(surround, "0x3f"); + printf("With \"0x3f\": %39s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "6c"); + printf("With \"6c\": %41s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "6"); + printf("With \"6\": %42s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "6 channels"); + printf("With \"6 channels\": %33s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "FL|FR|FC|BL|BR|LFE"); + printf("With \"FL|FR|FC|BL|BR|LFE\": %25s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "5.1"); + printf("With \"5.1\": %40s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "FL|FR|FC|SL|SR|LFE"); + printf("With \"FL|FR|FC|SL|SR|LFE\": %25s\n", buf); + CHANNEL_LAYOUT_FROM_STRING(surround, "5.1(side)"); + printf("With \"5.1(side)\": %34s\n", buf); + + printf("\n==Native layouts==\n"); + + printf("\nTesting av_channel_layout_from_mask\n"); + CHANNEL_LAYOUT_FROM_MASK(surround, AV_CH_LAYOUT_5POINT1); + printf("With AV_CH_LAYOUT_5POINT1: %25s\n", buf); + + printf("\nTesting av_channel_layout_channel_from_index\n"); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 0); + printf("On 5.1(side) layout with 0: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 1); + printf("On 5.1(side) layout with 1: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 2); + printf("On 5.1(side) layout with 2: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 3); + printf("On 5.1(side) layout with 3: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 4); + printf("On 5.1(side) layout with 4: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 5); + printf("On 5.1(side) layout with 5: %24d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(surround, 6); + printf("On 5.1(side) layout with 6: %24d\n", ret); + + printf("\nTesting av_channel_layout_index_from_channel\n"); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_FRONT_LEFT); + printf("On 5.1(side) layout with AV_CHAN_FRONT_LEFT: %7d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_FRONT_RIGHT); + printf("On 5.1(side) layout with AV_CHAN_FRONT_RIGHT: %6d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_FRONT_CENTER); + printf("On 5.1(side) layout with AV_CHAN_FRONT_CENTER: %5d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_LOW_FREQUENCY); + printf("On 5.1(side) layout with AV_CHAN_LOW_FREQUENCY: %4d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_SIDE_LEFT); + printf("On 5.1(side) layout with AV_CHAN_SIDE_LEFT: %8d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_SIDE_RIGHT); + printf("On 5.1(side) layout with AV_CHAN_SIDE_RIGHT: %7d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(surround, AV_CHAN_BACK_CENTER); + printf("On 5.1(side) layout with AV_CHAN_BACK_CENTER: %6d\n", ret); + + printf("\nTesting av_channel_layout_channel_from_string\n"); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "FL"); + printf("On 5.1(side) layout with \"FL\": %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "FR"); + printf("On 5.1(side) layout with \"FR\": %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "FC"); + printf("On 5.1(side) layout with \"FC\": %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "LFE"); + printf("On 5.1(side) layout with \"LFE\": %20d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "SL"); + printf("On 5.1(side) layout with \"SL\": %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "SR"); + printf("On 5.1(side) layout with \"SR\": %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(surround, "BC"); + printf("On 5.1(side) layout with \"BC\": %21d\n", ret); + + printf("\nTesting av_channel_layout_index_from_string\n"); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "FL"); + printf("On 5.1(side) layout with \"FL\": %21d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "FR"); + printf("On 5.1(side) layout with \"FR\": %21d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "FC"); + printf("On 5.1(side) layout with \"FC\": %21d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "LFE"); + printf("On 5.1(side) layout with \"LFE\": %20d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "SL"); + printf("On 5.1(side) layout with \"SL\": %21d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "SR"); + printf("On 5.1(side) layout with \"SR\": %21d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(surround, "BC"); + printf("On 5.1(side) layout with \"BC\": %21d\n", ret); + + printf("\n==Custom layouts==\n"); + + custom.order = AV_CHANNEL_ORDER_CUSTOM; + custom.nb_channels = 3; + custom.u.map = av_mallocz_array(3, sizeof(*custom.u.map)); + if (!custom.u.map) + return 1; + custom.u.map[0].id = AV_CHAN_FRONT_RIGHT; + custom.u.map[1].id = AV_CHAN_FRONT_LEFT; + custom.u.map[2].id = 63; + buf[0] = 0; + printf("\nTesting av_channel_layout_describe\n"); + av_channel_layout_describe(&custom, buf, sizeof(buf)); + printf("On \"FR|FL|Ch63\" layout: %28s\n", buf); + + printf("\nTesting av_channel_layout_index_from_string\n"); + CHANNEL_LAYOUT_INDEX_FROM_STRING(custom, "FR"); + printf("On \"FR|FL|Ch63\" layout with \"FR\": %18d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(custom, "FL"); + printf("On \"FR|FL|Ch63\" layout with \"FL\": %18d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_STRING(custom, "BC"); + printf("On \"FR|FL|Ch63\" layout with \"BC\": %18d\n", ret); + + printf("\nTesting av_channel_layout_channel_from_string\n"); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(custom, "FR"); + printf("On \"FR|FL|Ch63\" layout with \"FR\": %18d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(custom, "FL"); + printf("On \"FR|FL|Ch63\" layout with \"FL\": %18d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_STRING(custom, "BC"); + printf("On \"FR|FL|Ch63\" layout with \"BC\": %18d\n", ret); + + printf("\nTesting av_channel_layout_index_from_channel\n"); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(custom, AV_CHAN_FRONT_RIGHT); + printf("On \"FR|FL|Ch63\" layout with AV_CHAN_FRONT_RIGHT: %3d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(custom, AV_CHAN_FRONT_LEFT); + printf("On \"FR|FL|Ch63\" layout with AV_CHAN_FRONT_LEFT: %4d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(custom, 63); + printf("On \"FR|FL|Ch63\" layout with 63: %20d\n", ret); + CHANNEL_LAYOUT_INDEX_FROM_CHANNEL(custom, AV_CHAN_BACK_CENTER); + printf("On \"FR|FL|Ch63\" layout with AV_CHAN_BACK_CENTER: %3d\n", ret); + + printf("\nTesting av_channel_layout_channel_from_index\n"); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(custom, 0); + printf("On \"FR|FL|Ch63\" layout with 0: %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(custom, 1); + printf("On \"FR|FL|Ch63\" layout with 1: %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(custom, 2); + printf("On \"FR|FL|Ch63\" layout with 2: %21d\n", ret); + CHANNEL_LAYOUT_CHANNEL_FROM_INDEX(custom, 3); + printf("On \"FR|FL|Ch63\" layout with 3: %21d\n", ret); + + av_channel_layout_uninit(&surround); + av_channel_layout_uninit(&custom); + + return 0; +} diff --git a/tests/fate/libavutil.mak b/tests/fate/libavutil.mak index 1ec9ed00ad..c32cf2e706 100644 --- a/tests/fate/libavutil.mak +++ b/tests/fate/libavutil.mak @@ -23,6 +23,10 @@ fate-cast5: libavutil/tests/cast5$(EXESUF) fate-cast5: CMD = run libavutil/tests/cast5$(EXESUF) fate-cast5: CMP = null +FATE_LIBAVUTIL += fate-channel_layout +fate-channel_layout: libavutil/tests/channel_layout$(EXESUF) +fate-channel_layout: CMD = run libavutil/tests/channel_layout$(EXESUF) + FATE_LIBAVUTIL += fate-audio_fifo fate-audio_fifo: libavutil/tests/audio_fifo$(EXESUF) fate-audio_fifo: CMD = run libavutil/tests/audio_fifo$(EXESUF) diff --git a/tests/ref/fate/channel_layout b/tests/ref/fate/channel_layout new file mode 100644 index 0000000000..89d43f46f4 --- /dev/null +++ b/tests/ref/fate/channel_layout @@ -0,0 +1,88 @@ +Testing av_channel_name +With AV_CHAN_FRONT_LEFT: FL +With AV_CHAN_FRONT_RIGHT: FR +Testing av_channel_description +With AV_CHAN_FRONT_LEFT: front left +With AV_CHAN_FRONT_RIGHT: front right + +Testing av_channel_from_string +With "FL": 0 +With "FR": 1 + +Testing av_channel_layout_from_string +With "0x3f": 5.1 +With "6c": 5.1 +With "6": 6 channels +With "6 channels": 6 channels +With "FL|FR|FC|BL|BR|LFE": 5.1 +With "5.1": 5.1 +With "FL|FR|FC|SL|SR|LFE": 5.1(side) +With "5.1(side)": 5.1(side) + +==Native layouts== + +Testing av_channel_layout_from_mask +With AV_CH_LAYOUT_5POINT1: 5.1(side) + +Testing av_channel_layout_channel_from_index +On 5.1(side) layout with 0: 0 +On 5.1(side) layout with 1: 1 +On 5.1(side) layout with 2: 2 +On 5.1(side) layout with 3: 3 +On 5.1(side) layout with 4: 9 +On 5.1(side) layout with 5: 10 +On 5.1(side) layout with 6: -1 + +Testing av_channel_layout_index_from_channel +On 5.1(side) layout with AV_CHAN_FRONT_LEFT: 0 +On 5.1(side) layout with AV_CHAN_FRONT_RIGHT: 1 +On 5.1(side) layout with AV_CHAN_FRONT_CENTER: 2 +On 5.1(side) layout with AV_CHAN_LOW_FREQUENCY: 3 +On 5.1(side) layout with AV_CHAN_SIDE_LEFT: 4 +On 5.1(side) layout with AV_CHAN_SIDE_RIGHT: 5 +On 5.1(side) layout with AV_CHAN_BACK_CENTER: -1 + +Testing av_channel_layout_channel_from_string +On 5.1(side) layout with "FL": 0 +On 5.1(side) layout with "FR": 1 +On 5.1(side) layout with "FC": 2 +On 5.1(side) layout with "LFE": 3 +On 5.1(side) layout with "SL": 9 +On 5.1(side) layout with "SR": 10 +On 5.1(side) layout with "BC": -1 + +Testing av_channel_layout_index_from_string +On 5.1(side) layout with "FL": 0 +On 5.1(side) layout with "FR": 1 +On 5.1(side) layout with "FC": 2 +On 5.1(side) layout with "LFE": 3 +On 5.1(side) layout with "SL": 4 +On 5.1(side) layout with "SR": 5 +On 5.1(side) layout with "BC": -1 + +==Custom layouts== + +Testing av_channel_layout_describe +On "FR|FL|Ch63" layout: FR|FL|? + +Testing av_channel_layout_index_from_string +On "FR|FL|Ch63" layout with "FR": 0 +On "FR|FL|Ch63" layout with "FL": 1 +On "FR|FL|Ch63" layout with "BC": -1 + +Testing av_channel_layout_channel_from_string +On "FR|FL|Ch63" layout with "FR": 1 +On "FR|FL|Ch63" layout with "FL": 0 +On "FR|FL|Ch63" layout with "BC": -1 + +Testing av_channel_layout_index_from_channel +On "FR|FL|Ch63" layout with AV_CHAN_FRONT_RIGHT: 0 +On "FR|FL|Ch63" layout with AV_CHAN_FRONT_LEFT: 1 +On "FR|FL|Ch63" layout with 63: 2 +On "FR|FL|Ch63" layout with AV_CHAN_BACK_CENTER: -1 + +Testing av_channel_layout_channel_from_index +On "FR|FL|Ch63" layout with 0: 1 +On "FR|FL|Ch63" layout with 1: 0 +On "FR|FL|Ch63" layout with 2: 63 +On "FR|FL|Ch63" layout with 3: -1