Small fix. Sorry for my spam-like patch posting, but that's the way I
work at the moment. I'll try to limit myself in the future.
Mats
>From 0cf62b279e2577655e3867e8b0287c191784eeaa Mon Sep 17 00:00:00 2001
From: Mats Peterson <matsp...@yahoo.com>
Date: Wed, 24 Feb 2016 12:49:50 +0100
Subject: [PATCH v26] lavf/movenc: Add palette to video sample description
---
libavformat/movenc.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++++--
libavformat/movenc.h | 5 ++++
2 files changed, 66 insertions(+), 2 deletions(-)
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index b9c0f7a..f9b16b4 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -1711,10 +1711,29 @@ static int mov_write_video_tag(AVIOContext *pb, MOVMuxContext *mov, MOVTrack *tr
avio_write(pb, compressor_name, 31);
if (track->mode == MODE_MOV && track->enc->bits_per_coded_sample)
- avio_wb16(pb, track->enc->bits_per_coded_sample);
+ avio_wb16(pb, track->enc->bits_per_coded_sample |
+ (track->enc->pix_fmt == AV_PIX_FMT_GRAY8 ? 0x20 : 0));
else
avio_wb16(pb, 0x18); /* Reserved */
- avio_wb16(pb, 0xffff); /* Reserved */
+
+ if (track->is_unaligned_qt_rgb && track->enc->pix_fmt == AV_PIX_FMT_PAL8) {
+ int i;
+ avio_wb16(pb, 0); /* Color table ID */
+ avio_wb32(pb, 0); /* Color table seed */
+ avio_wb16(pb, 0x8000); /* Color table flags */
+ avio_wb16(pb, 255); /* Color table size (zero-relative) */
+ for (i = 0; i < 256; i++) {
+ uint16_t r = (track->palette[i] >> 16) & 0xff;
+ uint16_t g = (track->palette[i] >> 8) & 0xff;
+ uint16_t b = track->palette[i] & 0xff;
+ avio_wb16(pb, 0);
+ avio_wb16(pb, (r << 8) | r);
+ avio_wb16(pb, (g << 8) | g);
+ avio_wb16(pb, (b << 8) | b);
+ }
+ } else
+ avio_wb16(pb, 0xffff); /* Reserved */
+
if (track->tag == MKTAG('m','p','4','v'))
mov_write_esds_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_H263)
@@ -4703,6 +4722,7 @@ static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
} else {
int i;
MOVMuxContext *mov = s->priv_data;
+ MOVTrack *trk = &mov->tracks[pkt->stream_index];
if (!pkt->size)
return mov_write_single_packet(s, pkt); /* Passthrough. */
@@ -4739,6 +4759,31 @@ static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
}
}
+ if (trk->is_unaligned_qt_rgb) {
+ const uint8_t *data = pkt->data;
+ int size = pkt->size;
+ int64_t bpc = trk->enc->bits_per_coded_sample != 15 ? trk->enc->bits_per_coded_sample : 16;
+ int expected_stride = ((trk->enc->width * bpc + 15) >> 4)*2;
+ int ret = ff_reshuffle_raw_rgb(s, &pkt, trk->enc, expected_stride);
+ if (ret < 0)
+ return ret;
+ if (ret == CONTAINS_PAL && !trk->pal_done) {
+ int pal_size = 1 << trk->enc->bits_per_coded_sample;
+ memset(trk->palette, 0, AVPALETTE_SIZE);
+ memcpy(trk->palette, data + size - 4*pal_size, 4*pal_size);
+ trk->pal_done++;
+ } else if (trk->enc->pix_fmt == AV_PIX_FMT_GRAY8 ||
+ trk->enc->pix_fmt == AV_PIX_FMT_MONOBLACK) {
+ for (i = 0; i < pkt->size; i++)
+ pkt->data[i] = ~pkt->data[i];
+ }
+ if (ret) {
+ ret = mov_write_single_packet(s, pkt);
+ av_packet_free(&pkt);
+ return ret;
+ }
+ }
+
return mov_write_single_packet(s, pkt);
}
}
@@ -5249,6 +5294,20 @@ static int mov_write_header(AVFormatContext *s)
"WARNING codec timebase is very high. If duration is too long,\n"
"file may not be playable by quicktime. Specify a shorter timebase\n"
"or choose different container.\n");
+ if (track->mode == MODE_MOV &&
+ track->enc->codec_id == AV_CODEC_ID_RAWVIDEO &&
+ track->tag == MKTAG('r','a','w',' ')) {
+ enum AVPixelFormat pix_fmt = track->enc->pix_fmt;
+ if (pix_fmt == AV_PIX_FMT_NONE && track->enc->bits_per_coded_sample == 1)
+ pix_fmt = AV_PIX_FMT_MONOWHITE;
+ track->is_unaligned_qt_rgb =
+ pix_fmt == AV_PIX_FMT_RGB24 ||
+ pix_fmt == AV_PIX_FMT_BGR24 ||
+ pix_fmt == AV_PIX_FMT_PAL8 ||
+ pix_fmt == AV_PIX_FMT_GRAY8 ||
+ pix_fmt == AV_PIX_FMT_MONOWHITE ||
+ pix_fmt == AV_PIX_FMT_MONOBLACK;
+ }
} else if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
track->timescale = st->codec->sample_rate;
if (!st->codec->frame_size && !av_get_bits_per_sample(st->codec->codec_id)) {
diff --git a/libavformat/movenc.h b/libavformat/movenc.h
index deb90fe..44caff9 100644
--- a/libavformat/movenc.h
+++ b/libavformat/movenc.h
@@ -152,6 +152,11 @@ typedef struct MOVTrack {
void *eac3_priv;
MOVMuxCencContext cenc;
+
+ uint32_t palette[AVPALETTE_COUNT];
+ int pal_done;
+
+ int is_unaligned_qt_rgb;
} MOVTrack;
typedef enum {
--
1.7.10.4
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