diff --git a/tools/chatgui/src/inputbar.cpp b/tools/chatgui/src/inputbar.cpp
index 35dca3d0..c75c7bab 100644
--- a/tools/chatgui/src/inputbar.cpp
+++ b/tools/chatgui/src/inputbar.cpp
@@ -26,6 +26,8 @@
 
 extern "C" {
 #include "video/video.h"
+#include "media_async/attachment_send.h"
+#include "mem.h"
 }
 
 static bool isImageFile(const QString& suffix) {
@@ -183,6 +185,7 @@ InputBar::InputBar(EmojiPanel *emojiPanel, AudioRecorder *recorder, QWidget *par
         "QPushButton { border: none; color: white; font-size: 16px; background: transparent; }"
         "QPushButton:hover { color: #fdd; }");
     connect(m_cancelRecBtn, &QPushButton::clicked, this, [this]() {
+        m_pttActive = false;
         if (m_recorder && m_recorder->isRecording()) m_recorder->stopRecording();
     });
     roLayout->addWidget(m_cancelRecBtn);
@@ -244,17 +247,25 @@ void InputBar::onSendClicked() {
     if (hasAttach) {
         if (m_pendingAttachAsImage) {
             GUI_INFO("send: image=%s name=%s", qPrintable(m_pendingAttachSrc), qPrintable(m_pendingAttachName));
-            emit sendImageAttachment(m_pendingAttachSrc, m_pendingAttachDest, m_pendingAttachName);
+            emit sendImageAttachment(m_channelIdForRecord, m_pendingAttachSrc, m_pendingAttachDest, m_pendingAttachName);
             m_attachPreview->hide();
         } else if (m_pendingAttachAsVideo) {
             GUI_INFO("send: video=%s name=%s", qPrintable(m_pendingAttachSrc), qPrintable(m_pendingAttachName));
-            emit sendVideoAttachment(m_pendingAttachSrc, m_pendingAttachDest, m_pendingAttachName);
+            auto* request = (struct attachment_send_req*)u_calloc(1, sizeof(struct attachment_send_req));
+            QByteArray source = m_pendingAttachSrc.toUtf8(), name = (QFileInfo(m_pendingAttachName).completeBaseName() + ".mp4").toUtf8();
+            if (!request || source.size() >= (int)sizeof(request->source) || name.size() >= (int)sizeof(request->info.name)) {
+                DEBUG_ERROR(DEBUG_CATEGORY_MEDIA, "InputBar: video request allocation/path failed"); u_free(request); return;
+            }
+            request->info.kind = ATTACHMENT_VIDEO; request->transcode = 1;
+            snprintf(request->source, sizeof(request->source), "%s", source.constData());
+            snprintf(request->info.name, sizeof(request->info.name), "%s", name.constData());
+            emit submitAttachment(m_channelIdForRecord, request);
             m_attachPreviewLabel->setText(QString::fromUtf8("\xF0\x9F\x8E\xAC Перекодирование… 0%"));
             m_attachPreview->show();
             m_videoProgressTimer->start();
         } else {
             GUI_INFO("send: file=%s name=%s", qPrintable(m_pendingAttachSrc), qPrintable(m_pendingAttachName));
-            emit sendFileAttachment(m_pendingAttachSrc, m_pendingAttachDest, m_pendingAttachName);
+            emit sendFileAttachment(m_channelIdForRecord, m_pendingAttachSrc, m_pendingAttachDest, m_pendingAttachName);
             m_attachPreview->hide();
         }
         m_pendingAttachSrc.clear();
@@ -280,7 +291,7 @@ void InputBar::setRecordingContext(const QString& mediaDirBase, const QString& c
 
 void InputBar::setDmMode(bool enabled) {
     m_dmMode = enabled;
-    m_pttBtn->setEnabled(!enabled);
+    m_pttBtn->setEnabled(true);
     m_attachBtn->setEnabled(true);
 }
 
@@ -292,7 +303,8 @@ void InputBar::setMediaEnabled(bool enabled) {
 void InputBar::onPttPressed() {
     if (!m_recorder || !m_recorder->isInitialized()) return;
     m_recorder->startRecording();
-    m_pttActive = true;
+    m_pttActive = m_recorder->isRecording();
+    m_recordTarget = m_channelIdForRecord;
     m_pttBtn->setStyleSheet(m_pttBtn->styleSheet() +
         "QPushButton { background: #e74c3c; border-radius: 4px; }");
 }
@@ -311,47 +323,11 @@ void InputBar::onPttReleased() {
         return;
     }
 
-    const int16_t* pcm = m_recorder->bufferData();
-    size_t pcmSize = m_recorder->bufferSize();
-    if (pcmSize == 0) return;
-
-    QString mediaPath = m_mediaDirBase + "/" + m_channelIdForRecord;
-    VoiceEncoder::ensureMediaDir(mediaPath);
-    GUI_INFO("InputBar::onPttReleased: mediaDir=%s exists=%d channel=%s",
-             qPrintable(mediaPath), QDir(mediaPath).exists(), qPrintable(m_channelIdForRecord));
-
-    QString fileName = VoiceEncoder::generateFileName();
-    QString mediaFile = mediaPath + "/" + fileName;
-    float durationSec = 0;
-    int frames = VoiceEncoder::encodeToFile(pcm, pcmSize, 48000, 1, mediaFile, durationSec);
-    if (frames <= 0) {
-        QFile::remove(mediaFile);
-        return;
-    }
-
-    m_voiceFilePath = mediaFile;
-
-    const auto& wf = m_recorder->waveformLevels();
-    QString wfStr = "wf=";
-    static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-    int N = (int)wf.size();
-    for (int i = 0; i < 100; i++) {
-        int s = i * N / 100, e = (i + 1) * N / 100;
-        if (s >= N) s = N - 1;
-        if (e <= s) e = s + 1;
-        if (e > N) e = N;
-        float sum = 0; int cnt = 0;
-        for (int j = s; j < e; j++) { sum += wf[j]; cnt++; }
-        float v = cnt > 0 ? sum / cnt : 0;
-        float db = v > 0.00001f ? 20.0f * log10f(v) : -100.0f;
-        int idx = (int)((db + 60.0f) / 60.0f * 64.0f);
-        if (idx < 0) idx = 0; if (idx > 63) idx = 63;
-        wfStr += b64[idx];
-    }
-    wfStr += QString(";dur=%1;").arg(durationMs);
-    GUI_INFO("InputBar: voice message ready: file=%s dur=%.1fs",
-             qPrintable(mediaFile), durationSec);
-    emit sendVoiceMessage(mediaFile, mediaFile, durationMs, wfStr);
+    auto* request = (struct attachment_send_req*)u_calloc(1, sizeof(struct attachment_send_req));
+    if (!request) { DEBUG_ERROR(DEBUG_CATEGORY_MEDIA, "InputBar: voice request allocation failed"); return; }
+    request->info.kind = ATTACHMENT_VOICE; request->preset = VoiceEncoder::preset();
+    if (!m_recorder->takeRecording(request)) { u_free(request); return; }
+    emit submitAttachment(m_recordTarget, request);
 }
 
 void InputBar::onAttachClicked() {
@@ -360,7 +336,7 @@ void InputBar::onAttachClicked() {
     if (srcPath.isEmpty()) return;
 
     QFileInfo fi(srcPath);
-    if (m_dmMode) {
+    if (m_dmMode && !QStringList{"mp4", "mov", "mkv", "avi", "webm", "m4v"}.contains(fi.suffix().toLower())) {
         m_pendingAttachSrc = srcPath;
         m_pendingAttachDest = srcPath;
         m_pendingAttachName = fi.fileName();
@@ -381,9 +357,9 @@ void InputBar::onAttachClicked() {
     QString ts = now.toString("yyyyMMdd-HHmmss");
     int rnd = rand() & 0xFFFF;
 
-    bool asImage = isImageFile(fi.suffix());
+    bool asImage = !m_dmMode && isImageFile(fi.suffix());
     bool asVideo = false;
-    if (!asImage && video_probe(srcPath.toUtf8().constData())) {
+    if (!asImage && QStringList{"mp4", "mov", "mkv", "avi", "webm", "m4v"}.contains(fi.suffix().toLower())) {
         QMessageBox box(this);
         box.setWindowTitle(QString::fromUtf8("Отправить видео"));
         box.setText(QString::fromUtf8("Файл содержит видео. Как отправить?"));
diff --git a/tools/chatgui/src/inputbar.h b/tools/chatgui/src/inputbar.h
index 3032cf97..0d119d69 100644
--- a/tools/chatgui/src/inputbar.h
+++ b/tools/chatgui/src/inputbar.h
@@ -9,6 +9,7 @@ class QProgressBar;
 class QTimer;
 class EmojiPanel;
 class AudioRecorder;
+struct attachment_send_req;
 
 class InputBar : public QWidget {
     Q_OBJECT
@@ -18,19 +19,16 @@ public:
 
     void setRecordingContext(const QString& mediaDirBase, const QString& channelId);
 
-    /* DM использует прикрепление оригинального файла без канальной подготовки. */
+    /* Общий composer для канала и PM. */
     void setDmMode(bool enabled);
     void setMediaEnabled(bool enabled);
 
 signals:
     void sendMessage(const QString &text);
-    void sendVoiceMessage(const QString& mediaSrc, const QString& mediaDest,
-                          int durationMs, const QString& waveformStr);
-    void sendFileAttachment(const QString& mediaSrc, const QString& mediaDest,
+    void submitAttachment(const QString& target, struct attachment_send_req* request);
+    void sendFileAttachment(const QString& target, const QString& mediaSrc, const QString& mediaDest,
                             const QString& displayName);
-    void sendVideoAttachment(const QString& mediaSrc, const QString& mediaDest,
-                             const QString& displayName);
-    void sendImageAttachment(const QString& mediaSrc, const QString& mediaDest,
+    void sendImageAttachment(const QString& target, const QString& mediaSrc, const QString& mediaDest,
                              const QString& displayName);
 
 protected:
@@ -70,6 +68,7 @@ private:
     QString m_voiceFilePath;
     QString m_mediaDirBase;
     QString m_channelIdForRecord;
+    QString m_recordTarget;
     QString m_pendingAttachSrc;
     QString m_pendingAttachDest;
     QString m_pendingAttachName;