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FFmpeg
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cfhd: Add tag names

tags/n4.4
Kieran Kunhya 5 years ago
parent
35adac6e92
commit
ec33f7793e
1 changed files with 21 additions and 11 deletions
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  1. +21
    -11
      libavcodec/cfhd.c

+ 21
- 11
libavcodec/cfhd.c View File

@@ -41,15 +41,25 @@
#define ALPHA_COMPAND_GAIN 9400

enum CFHDParam {
SampleType = 1,
SampleIndexTable = 2,
BitstreamMarker = 4,
TransformType = 10,
ChannelCount = 12,
SubbandCount = 14,
ImageWidth = 20,
ImageHeight = 21,
LowpassWidth = 27,
LowpassHeight = 28,
LowpassPrecision = 35,
HighpassWidth = 41,
HighpassHeight = 42,
SubbandNumber = 48,
Quantization = 53,
BandHeader = 55,
ChannelNumber = 62,
SampleFlags = 68,
EncodedFormat = 84,
BitsPerComponent = 101,
ChannelWidth = 104,
ChannelHeight = 105,
@@ -479,7 +489,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
s->prescale_shift[1] = (data >> 3) & 0x7;
s->prescale_shift[2] = (data >> 6) & 0x7;
av_log(avctx, AV_LOG_DEBUG, "Prescale shift (VC-5): %x\n", data);
} else if (tag == 27) {
} else if (tag == LowpassWidth) {
av_log(avctx, AV_LOG_DEBUG, "Lowpass width %"PRIu16"\n", data);
if (data < 3 || data > s->plane[s->channel_num].band[0][0].a_width) {
av_log(avctx, AV_LOG_ERROR, "Invalid lowpass width\n");
@@ -488,7 +498,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
}
s->plane[s->channel_num].band[0][0].width = data;
s->plane[s->channel_num].band[0][0].stride = data;
} else if (tag == 28) {
} else if (tag == LowpassHeight) {
av_log(avctx, AV_LOG_DEBUG, "Lowpass height %"PRIu16"\n", data);
if (data < 3 || data > s->plane[s->channel_num].band[0][0].a_height) {
av_log(avctx, AV_LOG_ERROR, "Invalid lowpass height\n");
@@ -496,9 +506,9 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
break;
}
s->plane[s->channel_num].band[0][0].height = data;
} else if (tag == 1)
} else if (tag == SampleType)
av_log(avctx, AV_LOG_DEBUG, "Sample type? %"PRIu16"\n", data);
else if (tag == 10) {
else if (tag == TransformType) {
if (data != 0) {
avpriv_report_missing_feature(avctx, "Transform type of %"PRIu16, data);
ret = AVERROR_PATCHWELCOME;
@@ -515,7 +525,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
avpriv_report_missing_feature(avctx, "Skip frame");
ret = AVERROR_PATCHWELCOME;
break;
} else if (tag == 2) {
} else if (tag == SampleIndexTable) {
av_log(avctx, AV_LOG_DEBUG, "tag=2 header - skipping %i tag/value pairs\n", data);
if (data > bytestream2_get_bytes_left(&gb) / 4) {
av_log(avctx, AV_LOG_ERROR, "too many tag/value pairs (%d)\n", data);
@@ -527,7 +537,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
uint16_t val2 = bytestream2_get_be16(&gb);
av_log(avctx, AV_LOG_DEBUG, "Tag/Value = %x %x\n", tag2, val2);
}
} else if (tag == 41) {
} else if (tag == HighpassWidth) {
av_log(avctx, AV_LOG_DEBUG, "Highpass width %i channel %i level %i subband %i\n", data, s->channel_num, s->level, s->subband_num);
if (data < 3) {
av_log(avctx, AV_LOG_ERROR, "Invalid highpass width\n");
@@ -536,7 +546,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
}
s->plane[s->channel_num].band[s->level][s->subband_num].width = data;
s->plane[s->channel_num].band[s->level][s->subband_num].stride = FFALIGN(data, 8);
} else if (tag == 42) {
} else if (tag == HighpassHeight) {
av_log(avctx, AV_LOG_DEBUG, "Highpass height %i\n", data);
if (data < 3) {
av_log(avctx, AV_LOG_ERROR, "Invalid highpass height\n");
@@ -576,7 +586,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
break;
}
s->bpc = data;
} else if (tag == 84) {
} else if (tag == EncodedFormat) {
av_log(avctx, AV_LOG_DEBUG, "Sample format? %i\n", data);
if (data == 1) {
s->coded_format = AV_PIX_FMT_YUV422P10;
@@ -612,7 +622,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
av_log(avctx, AV_LOG_DEBUG, "Unknown tag %i data %x\n", tag, data);

/* Some kind of end of header tag */
if (tag == 4 && data == 0x1a4a && s->coded_width && s->coded_height &&
if (tag == BitstreamMarker && data == 0x1a4a && s->coded_width && s->coded_height &&
s->coded_format != AV_PIX_FMT_NONE) {
if (s->a_width != s->coded_width || s->a_height != s->coded_height ||
s->a_format != s->coded_format) {
@@ -645,7 +655,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
coeff_data = s->plane[s->channel_num].subband[s->subband_num_actual];

/* Lowpass coefficients */
if (tag == 4 && data == 0xf0f && s->a_width && s->a_height) {
if (tag == BitstreamMarker && data == 0xf0f && s->a_width && s->a_height) {
int lowpass_height = s->plane[s->channel_num].band[0][0].height;
int lowpass_width = s->plane[s->channel_num].band[0][0].width;
int lowpass_a_height = s->plane[s->channel_num].band[0][0].a_height;
@@ -685,7 +695,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
av_log(avctx, AV_LOG_DEBUG, "Lowpass coefficients %d\n", lowpass_width * lowpass_height);
}

if (tag == 55 && s->subband_num_actual != 255 && s->a_width && s->a_height) {
if (tag == BandHeader && s->subband_num_actual != 255 && s->a_width && s->a_height) {
int highpass_height = s->plane[s->channel_num].band[s->level][s->subband_num].height;
int highpass_width = s->plane[s->channel_num].band[s->level][s->subband_num].width;
int highpass_a_width = s->plane[s->channel_num].band[s->level][s->subband_num].a_width;


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