File 0001-Fix-build-with-ffmpeg-7.patch of Package freerdp2

From 681a273cbba744b65e44d0205bce42f2ca794576 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Noel?= <sebastien@twolife.be>
Date: Tue, 30 Jul 2024 11:29:58 +0200
Subject: [PATCH] Fix build with ffmpeg 7

cherry picked from d0c5b1ae4289c7f3cde3fbc031cb4a3160df05ff
from freerdp3
---
 libfreerdp/codec/dsp_ffmpeg.c | 28 ++++++++++------------------
 1 file changed, 10 insertions(+), 18 deletions(-)

diff --git a/libfreerdp/codec/dsp_ffmpeg.c b/libfreerdp/codec/dsp_ffmpeg.c
index 80df188..68dfe5f 100644
--- a/libfreerdp/codec/dsp_ffmpeg.c
+++ b/libfreerdp/codec/dsp_ffmpeg.c
@@ -225,18 +225,15 @@ static void ffmpeg_close_context(FREERDP_DSP_CONTEXT* context)
 static BOOL ffmpeg_open_context(FREERDP_DSP_CONTEXT* context)
 {
 	int ret;
-	int layout;
-	const AUDIO_FORMAT* format;
 
 	if (!context || context->isOpen)
 		return FALSE;
 
-	format = &context->format;
+	const AUDIO_FORMAT* format = &context->format;
 
 	if (!format)
 		return FALSE;
 
-	layout = av_get_default_channel_layout(format->nChannels);
 	context->id = ffmpeg_get_avcodec(format);
 
 	if (ffmpeg_codec_is_filtered(context->id, context->encoder))
@@ -270,8 +267,7 @@ static BOOL ffmpeg_open_context(FREERDP_DSP_CONTEXT* context)
 			break;
 	}
 
-	context->context->channels = format->nChannels;
-	context->context->channel_layout = layout;
+	av_channel_layout_default(&context->context->ch_layout, format->nChannels);
 	context->context->sample_rate = format->nSamplesPerSec;
 	context->context->block_align = format->nBlockAlign;
 	context->context->bit_rate = format->nAvgBytesPerSec * 8;
@@ -314,8 +310,7 @@ static BOOL ffmpeg_open_context(FREERDP_DSP_CONTEXT* context)
 	if (!context->rcontext)
 		goto fail;
 
-	context->frame->channel_layout = layout;
-	context->frame->channels = format->nChannels;
+	av_channel_layout_default(&context->frame->ch_layout, format->nChannels);
 	context->frame->sample_rate = format->nSamplesPerSec;
 	context->frame->format = AV_SAMPLE_FMT_S16;
 
@@ -330,13 +325,11 @@ static BOOL ffmpeg_open_context(FREERDP_DSP_CONTEXT* context)
 		context->resampled->sample_rate = format->nSamplesPerSec;
 	}
 
-	context->resampled->channel_layout = layout;
-	context->resampled->channels = format->nChannels;
+	av_channel_layout_default(&context->resampled->ch_layout, format->nChannels);
 
 	if (context->context->frame_size > 0)
 	{
-		context->buffered->channel_layout = context->resampled->channel_layout;
-		context->buffered->channels = context->resampled->channels;
+		av_channel_layout_copy(&context->buffered->ch_layout, &context->resampled->ch_layout);
 		context->buffered->format = context->resampled->format;
 		context->buffered->nb_samples = context->context->frame_size;
 
@@ -421,7 +414,7 @@ static BOOL ffmpeg_encode_frame(AVCodecContext* context, AVFrame* in, AVPacket*
 	if (in->format == AV_SAMPLE_FMT_FLTP)
 	{
 		uint8_t** pp = in->extended_data;
-		for (int y = 0; y < in->channels; y++)
+		for (int y = 0; y < in->ch_layout.nb_channels; y++)
 		{
 			float* data = (float*)pp[y];
 			for (int x = 0; x < in->nb_samples; x++)
@@ -477,14 +470,13 @@ static BOOL ffmpeg_fill_frame(AVFrame* frame, const AUDIO_FORMAT* inputFormat, c
                               size_t size)
 {
 	int ret, bpp;
-	frame->channels = inputFormat->nChannels;
+	av_channel_layout_default(&frame->ch_layout, inputFormat->nChannels);
 	frame->sample_rate = inputFormat->nSamplesPerSec;
 	frame->format = ffmpeg_sample_format(inputFormat);
-	frame->channel_layout = av_get_default_channel_layout(frame->channels);
 	bpp = av_get_bytes_per_sample(frame->format);
 	frame->nb_samples = size / inputFormat->nChannels / bpp;
 
-	if ((ret = avcodec_fill_audio_frame(frame, frame->channels, frame->format, data, size, 1)) < 0)
+	if ((ret = avcodec_fill_audio_frame(frame, inputFormat->nChannels, frame->format, data, size, 1)) < 0)
 	{
 		const char* err = av_err2str(ret);
 		WLog_ERR(TAG, "Error during audio frame fill %s [%d]", err, ret);
@@ -566,7 +558,7 @@ static BOOL ffmpeg_decode(AVCodecContext* dec_ctx, AVPacket* pkt, AVFrame* frame
 		}
 
 		{
-			const size_t data_size = resampled->channels * resampled->nb_samples * 2;
+			const size_t data_size = resampled->ch_layout.nb_channels * resampled->nb_samples * 2;
 			Stream_EnsureRemainingCapacity(out, data_size);
 			Stream_Write(out, resampled->data[0], data_size);
 		}
@@ -664,7 +656,7 @@ BOOL freerdp_dsp_ffmpeg_encode(FREERDP_DSP_CONTEXT* context, const AUDIO_FORMAT*
 			rc =
 			    av_samples_copy(context->buffered->extended_data, context->resampled->extended_data,
 			                    (int)context->bufferedSamples, copied, inSamples,
-			                    context->context->channels, context->context->sample_fmt);
+			                    context->context->ch_layout.nb_channels, context->context->sample_fmt);
 			rest -= inSamples;
 			copied += inSamples;
 			context->bufferedSamples += (UINT32)inSamples;
-- 
2.46.1