[FFmpeg-devel] [PATCH]Support QT b64a ARGB64 rawvideo

[Carl Eugen Hoyos]

Hi!

Attached patches fix ticket #5657.

Please comment, Carl Eugen

From 1bba7103c093951cab1bb9aa7b5eaf07b44d2781 Mon Sep 17 00:00:00 2001
From: v0lt <v...@rambler.ru>
Date: Sun, 3 Jul 2016 23:04:08 +0200
Subject: [PATCH 1/2] lavc/rawdec: Support QuickTime b64a ARGB64 rawvideo.

Fixes ticket #5657.
---
 libavcodec/raw.c     |    1 +
 libavcodec/rawdec.c  |    9 +++++++++
 libavcodec/version.h |    2 +-
 libavformat/isom.c   |    1 +
 4 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/libavcodec/raw.c b/libavcodec/raw.c
index bfa2537..35dfbab 100644
--- a/libavcodec/raw.c
+++ b/libavcodec/raw.c
@@ -224,6 +224,7 @@ const PixelFormatTag ff_raw_pix_fmt_tags[] = {
     { AV_PIX_FMT_ABGR,    MKTAG('A', 'B', 'G', 'R') },
     { AV_PIX_FMT_GRAY16BE,MKTAG('b', '1', '6', 'g') },
     { AV_PIX_FMT_RGB48BE, MKTAG('b', '4', '8', 'r') },
+    { AV_PIX_FMT_RGBA64BE,MKTAG('b', '6', '4', 'a') },
 
     /* vlc */
     { AV_PIX_FMT_YUV410P,     MKTAG('I', '4', '1', '0') },
diff --git a/libavcodec/rawdec.c b/libavcodec/rawdec.c
index 765e567..8085ffa 100644
--- a/libavcodec/rawdec.c
+++ b/libavcodec/rawdec.c
@@ -444,6 +444,15 @@ static int raw_decode(AVCodecContext *avctx, void *data, 
int *got_frame,
         }
     }
 
+    if (avctx->codec_tag == MKTAG('b', '6', '4', 'a') &&
+        avctx->pix_fmt   == AV_PIX_FMT_RGBA64BE) {
+        uint64_t *pixel = frame->data[0];
+        int i, n = avctx->width * avctx->height;
+        for (i = 0; i < n; i++) {
+            *pixel++ = *pixel << 48 | *pixel >> 16;
+        }
+    }
+
     if (avctx->field_order > AV_FIELD_PROGRESSIVE) { /* we have interlaced 
material flagged in container */
         frame->interlaced_frame = 1;
         if (avctx->field_order == AV_FIELD_TT || avctx->field_order == 
AV_FIELD_TB)
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 4f6423b..5e04754 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR  57
 #define LIBAVCODEC_VERSION_MINOR  48
-#define LIBAVCODEC_VERSION_MICRO 101
+#define LIBAVCODEC_VERSION_MICRO 102
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \
diff --git a/libavformat/isom.c b/libavformat/isom.c
index d412f06..cb457dd 100644
--- a/libavformat/isom.c
+++ b/libavformat/isom.c
@@ -86,6 +86,7 @@ const AVCodecTag ff_codec_movvideo_tags[] = {
     { AV_CODEC_ID_RAWVIDEO, MKTAG('A', 'B', 'G', 'R') },
     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '1', '6', 'g') },
     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '4', '8', 'r') },
+    { AV_CODEC_ID_RAWVIDEO, MKTAG('b', '6', '4', 'a') },
     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'b', 'g') }, /* BOXX */
     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'r', 'g') },
     { AV_CODEC_ID_RAWVIDEO, MKTAG('b', 'x', 'y', 'v') },
-- 
1.7.10.4


From a39dab26a0ea6d89eef761492ea09b45346fd413 Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <ceho...@ag.or.at>
Date: Sun, 3 Jul 2016 23:05:44 +0200
Subject: [PATCH 2/2] lavc/rawenc: Support QuickTime b64a ARGB64 rawvideo.

---
 libavcodec/rawenc.c  |    8 ++++++++
 libavcodec/version.h |    2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/libavcodec/rawenc.c b/libavcodec/rawenc.c
index d837056..f1c0c5a 100644
--- a/libavcodec/rawenc.c
+++ b/libavcodec/rawenc.c
@@ -69,6 +69,14 @@ static int raw_encode(AVCodecContext *avctx, AVPacket *pkt,
         int x;
         for(x = 1; x < frame->height*frame->width*2; x += 2)
             pkt->data[x] ^= 0x80;
+    } else if (avctx->codec_tag == AV_RL32("b64a") && ret > 0 &&
+        frame->format == AV_PIX_FMT_RGBA64BE) {
+        uint64_t pixel;
+        int x;
+        for (x = 0; x < frame->height * frame->width; x++) {
+            pixel = AV_RN64(&pkt->data[8 * x]);
+            AV_WN64(&pkt->data[8 * x], pixel << 16 | pixel >> 48);
+        }
     }
     pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 5e04754..310aa95 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR  57
 #define LIBAVCODEC_VERSION_MINOR  48
-#define LIBAVCODEC_VERSION_MICRO 102
+#define LIBAVCODEC_VERSION_MICRO 103
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \
-- 
1.7.10.4


_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
http://ffmpeg.org/mailman/listinfo/ffmpeg-devel