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cbs: Add support for array subscripts in trace output

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This makes the trace output for arrays significantly nicer.
This commit is contained in:
Mark Thompson 2018-04-30 22:35:30 +01:00
parent 315cc8c098
commit 300ef25314
7 changed files with 261 additions and 206 deletions
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44
libavcodec/cbs.c
View File

@ -356,17 +356,43 @@ void ff_cbs_trace_header(CodedBitstreamContext *ctx,
}
void ff_cbs_trace_syntax_element(CodedBitstreamContext *ctx, int position,
const char *name, const char *bits,
int64_t value)
const char *str, const int *subscripts,
const char *bits, int64_t value)
{
char name[256];
size_t name_len, bits_len;
int pad;
int pad, subs, i, j, k, n;
if (!ctx->trace_enable)
return;
av_assert0(value >= INT_MIN && value <= UINT32_MAX);
subs = subscripts ? subscripts[0] : 0;
n = 0;
for (i = j = 0; str[i];) {
if (str[i] == '[') {
if (n < subs) {
++n;
k = snprintf(name + j, sizeof(name) - j, "[%d", subscripts[n]);
av_assert0(k > 0 && j + k < sizeof(name));
j += k;
for (++i; str[i] && str[i] != ']'; i++);
av_assert0(str[i] == ']');
} else {
while (str[i] && str[i] != ']')
name[j++] = str[i++];
av_assert0(str[i] == ']');
}
} else {
av_assert0(j + 1 < sizeof(name));
name[j++] = str[i++];
}
}
av_assert0(j + 1 < sizeof(name));
name[j] = 0;
av_assert0(n == subs);
name_len = strlen(name);
bits_len = strlen(bits);
@ -380,7 +406,8 @@ void ff_cbs_trace_syntax_element(CodedBitstreamContext *ctx, int position,
}
int ff_cbs_read_unsigned(CodedBitstreamContext *ctx, GetBitContext *gbc,
int width, const char *name, uint32_t *write_to,
int width, const char *name,
const int *subscripts, uint32_t *write_to,
uint32_t range_min, uint32_t range_max)
{
uint32_t value;
@ -406,7 +433,8 @@ int ff_cbs_read_unsigned(CodedBitstreamContext *ctx, GetBitContext *gbc,
bits[i] = value >> (width - i - 1) & 1 ? '1' : '0';
bits[i] = 0;
ff_cbs_trace_syntax_element(ctx, position, name, bits, value);
ff_cbs_trace_syntax_element(ctx, position, name, subscripts,
bits, value);
}
if (value < range_min || value > range_max) {
@ -421,7 +449,8 @@ int ff_cbs_read_unsigned(CodedBitstreamContext *ctx, GetBitContext *gbc,
}
int ff_cbs_write_unsigned(CodedBitstreamContext *ctx, PutBitContext *pbc,
int width, const char *name, uint32_t value,
int width, const char *name,
const int *subscripts, uint32_t value,
uint32_t range_min, uint32_t range_max)
{
av_assert0(width > 0 && width <= 32);
@ -443,7 +472,8 @@ int ff_cbs_write_unsigned(CodedBitstreamContext *ctx, PutBitContext *pbc,
bits[i] = value >> (width - i - 1) & 1 ? '1' : '0';
bits[i] = 0;
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc), name, bits, value);
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc),
name, subscripts, bits, value);
}
if (width < 32)

83
libavcodec/cbs_h2645.c
View File

@ -32,7 +32,8 @@
static int cbs_read_ue_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
const char *name, uint32_t *write_to,
const char *name, const int *subscripts,
uint32_t *write_to,
uint32_t range_min, uint32_t range_max)
{
uint32_t value;
@ -68,7 +69,8 @@ static int cbs_read_ue_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
--value;
if (ctx->trace_enable)
ff_cbs_trace_syntax_element(ctx, position, name, bits, value);
ff_cbs_trace_syntax_element(ctx, position, name, subscripts,
bits, value);
if (value < range_min || value > range_max) {
av_log(ctx->log_ctx, AV_LOG_ERROR, "%s out of range: "
@ -82,7 +84,8 @@ static int cbs_read_ue_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
}
static int cbs_read_se_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
const char *name, int32_t *write_to,
const char *name, const int *subscripts,
int32_t *write_to,
int32_t range_min, int32_t range_max)
{
int32_t value;
@ -122,7 +125,8 @@ static int cbs_read_se_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
value = v / 2;
if (ctx->trace_enable)
ff_cbs_trace_syntax_element(ctx, position, name, bits, value);
ff_cbs_trace_syntax_element(ctx, position, name, subscripts,
bits, value);
if (value < range_min || value > range_max) {
av_log(ctx->log_ctx, AV_LOG_ERROR, "%s out of range: "
@ -136,7 +140,8 @@ static int cbs_read_se_golomb(CodedBitstreamContext *ctx, GetBitContext *gbc,
}
static int cbs_write_ue_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
const char *name, uint32_t value,
const char *name, const int *subscripts,
uint32_t value,
uint32_t range_min, uint32_t range_max)
{
int len;
@ -164,7 +169,8 @@ static int cbs_write_ue_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
bits[len + i + 1] = (value + 1) >> (len - i - 1) & 1 ? '1' : '0';
bits[len + len + 1] = 0;
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc), name, bits, value);
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc),
name, subscripts, bits, value);
}
put_bits(pbc, len, 0);
@ -177,7 +183,8 @@ static int cbs_write_ue_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
}
static int cbs_write_se_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
const char *name, int32_t value,
const char *name, const int *subscripts,
int32_t value,
int32_t range_min, int32_t range_max)
{
int len;
@ -213,7 +220,8 @@ static int cbs_write_se_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
bits[len + i + 1] = (uvalue + 1) >> (len - i - 1) & 1 ? '1' : '0';
bits[len + len + 1] = 0;
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc), name, bits, value);
ff_cbs_trace_syntax_element(ctx, put_bits_count(pbc),
name, subscripts, bits, value);
}
put_bits(pbc, len, 0);
@ -239,9 +247,28 @@ static int cbs_write_se_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
#define FUNC_H264(rw, name) FUNC_NAME(rw, h264, name)
#define FUNC_H265(rw, name) FUNC_NAME(rw, h265, name)
#define SUBSCRIPTS(subs, ...) (subs > 0 ? ((int[subs + 1]){ subs, __VA_ARGS__ }) : NULL)
#define u(width, name, range_min, range_max) \
xu(width, name, current->name, range_min, range_max, 0)
#define flag(name) u(1, name, 0, 1)
#define ue(name, range_min, range_max) \
xue(name, current->name, range_min, range_max, 0)
#define se(name, range_min, range_max) \
xse(name, current->name, range_min, range_max, 0)
#define us(width, name, range_min, range_max, subs, ...) \
xu(width, name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define flags(name, subs, ...) \
xu(1, name, current->name, 0, 1, subs, __VA_ARGS__)
#define ues(name, range_min, range_max, subs, ...) \
xue(name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define ses(name, range_min, range_max, subs, ...) \
xse(name, current->name, range_min, range_max, subs, __VA_ARGS__)
#define fixed(width, name, value) do { \
av_unused uint32_t fixed_value = value; \
xu(width, name, fixed_value, value, value); \
xu(width, name, fixed_value, value, value, 0); \
} while (0)
@ -249,34 +276,29 @@ static int cbs_write_se_golomb(CodedBitstreamContext *ctx, PutBitContext *pbc,
#define READWRITE read
#define RWContext GetBitContext
#define xu(width, name, var, range_min, range_max) do { \
#define xu(width, name, var, range_min, range_max, subs, ...) do { \
uint32_t value = range_min; \
CHECK(ff_cbs_read_unsigned(ctx, rw, width, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
&value, range_min, range_max)); \
var = value; \
} while (0)
#define xue(name, var, range_min, range_max) do { \
#define xue(name, var, range_min, range_max, subs, ...) do { \
uint32_t value = range_min; \
CHECK(cbs_read_ue_golomb(ctx, rw, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
&value, range_min, range_max)); \
var = value; \
} while (0)
#define xse(name, var, range_min, range_max) do { \
#define xse(name, var, range_min, range_max, subs, ...) do { \
int32_t value = range_min; \
CHECK(cbs_read_se_golomb(ctx, rw, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
&value, range_min, range_max)); \
var = value; \
} while (0)
#define u(width, name, range_min, range_max) \
xu(width, name, current->name, range_min, range_max)
#define flag(name) u(1, name, 0, 1)
#define ue(name, range_min, range_max) \
xue(name, current->name, range_min, range_max)
#define se(name, range_min, range_max) \
xse(name, current->name, range_min, range_max)
#define infer(name, value) do { \
current->name = value; \
} while (0)
@ -316,10 +338,6 @@ static int cbs_h2645_read_more_rbsp_data(GetBitContext *gbc)
#undef xu
#undef xue
#undef xse
#undef u
#undef flag
#undef ue
#undef se
#undef infer
#undef more_rbsp_data
#undef byte_alignment
@ -330,30 +348,25 @@ static int cbs_h2645_read_more_rbsp_data(GetBitContext *gbc)
#define READWRITE write
#define RWContext PutBitContext
#define xu(width, name, var, range_min, range_max) do { \
#define xu(width, name, var, range_min, range_max, subs, ...) do { \
uint32_t value = var; \
CHECK(ff_cbs_write_unsigned(ctx, rw, width, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
value, range_min, range_max)); \
} while (0)
#define xue(name, var, range_min, range_max) do { \
#define xue(name, var, range_min, range_max, subs, ...) do { \
uint32_t value = var; \
CHECK(cbs_write_ue_golomb(ctx, rw, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
value, range_min, range_max)); \
} while (0)
#define xse(name, var, range_min, range_max) do { \
#define xse(name, var, range_min, range_max, subs, ...) do { \
int32_t value = var; \
CHECK(cbs_write_se_golomb(ctx, rw, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
value, range_min, range_max)); \
} while (0)
#define u(width, name, range_min, range_max) \
xu(width, name, current->name, range_min, range_max)
#define flag(name) u(1, name, 0, 1)
#define ue(name, range_min, range_max) \
xue(name, current->name, range_min, range_max)
#define se(name, range_min, range_max) \
xse(name, current->name, range_min, range_max)
#define infer(name, value) do { \
if (current->name != (value)) { \
av_log(ctx->log_ctx, AV_LOG_WARNING, "Warning: " \

101
libavcodec/cbs_h264_syntax_template.c
View File

@ -76,7 +76,7 @@ static int FUNC(scaling_list)(CodedBitstreamContext *ctx, RWContext *rw,
scale = 8;
for (i = 0; i < size_of_scaling_list; i++) {
xse(delta_scale, current->delta_scale[i], -128, +127);
ses(delta_scale[i], -128, +127, 1, i);
scale = (scale + current->delta_scale[i] + 256) % 256;
if (scale == 0)
break;
@ -95,9 +95,9 @@ static int FUNC(hrd_parameters)(CodedBitstreamContext *ctx, RWContext *rw,
u(4, cpb_size_scale, 0, 15);
for (i = 0; i <= current->cpb_cnt_minus1; i++) {
ue(bit_rate_value_minus1[i], 0, UINT32_MAX - 1);
ue(cpb_size_value_minus1[i], 0, UINT32_MAX - 1);
flag(cbr_flag[i]);
ues(bit_rate_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
ues(cpb_size_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
flags(cbr_flag[i], 1, i);
}
u(5, initial_cpb_removal_delay_length_minus1, 0, 31);
@ -256,7 +256,7 @@ static int FUNC(sps)(CodedBitstreamContext *ctx, RWContext *rw,
flag(seq_scaling_matrix_present_flag);
if (current->seq_scaling_matrix_present_flag) {
for (i = 0; i < ((current->chroma_format_idc != 3) ? 8 : 12); i++) {
flag(seq_scaling_list_present_flag[i]);
flags(seq_scaling_list_present_flag[i], 1, i);
if (current->seq_scaling_list_present_flag[i]) {
if (i < 6)
CHECK(FUNC(scaling_list)(ctx, rw,
@ -289,7 +289,7 @@ static int FUNC(sps)(CodedBitstreamContext *ctx, RWContext *rw,
ue(num_ref_frames_in_pic_order_cnt_cycle, 0, 255);
for (i = 0; i < current->num_ref_frames_in_pic_order_cnt_cycle; i++)
se(offset_for_ref_frame[i], INT32_MIN + 1, INT32_MAX);
ses(offset_for_ref_frame[i], INT32_MIN + 1, INT32_MAX, 1, i);
}
ue(max_num_ref_frames, 0, H264_MAX_DPB_FRAMES);
@ -390,12 +390,13 @@ static int FUNC(pps)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->slice_group_map_type == 0) {
for (iGroup = 0; iGroup <= current->num_slice_groups_minus1; iGroup++)
ue(run_length_minus1[iGroup], 0, pic_size - 1);
ues(run_length_minus1[iGroup], 0, pic_size - 1, 1, iGroup);
} else if (current->slice_group_map_type == 2) {
for (iGroup = 0; iGroup < current->num_slice_groups_minus1; iGroup++) {
ue(top_left[iGroup], 0, pic_size - 1);
ue(bottom_right[iGroup], current->top_left[iGroup], pic_size - 1);
ues(top_left[iGroup], 0, pic_size - 1, 1, iGroup);
ues(bottom_right[iGroup],
current->top_left[iGroup], pic_size - 1, 1, iGroup);
}
} else if (current->slice_group_map_type == 3 ||
current->slice_group_map_type == 4 ||
@ -408,8 +409,8 @@ static int FUNC(pps)(CodedBitstreamContext *ctx, RWContext *rw,
allocate(current->slice_group_id,
current->pic_size_in_map_units_minus1 + 1);
for (i = 0; i <= current->pic_size_in_map_units_minus1; i++)
u(av_log2(2 * current->num_slice_groups_minus1 + 1),
slice_group_id[i], 0, current->num_slice_groups_minus1);
us(av_log2(2 * current->num_slice_groups_minus1 + 1),
slice_group_id[i], 0, current->num_slice_groups_minus1, 1, i);
}
}
@ -435,7 +436,7 @@ static int FUNC(pps)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->pic_scaling_matrix_present_flag) {
for (i = 0; i < 6 + (((sps->chroma_format_idc != 3) ? 2 : 6) *
current->transform_8x8_mode_flag); i++) {
flag(pic_scaling_list_present_flag[i]);
flags(pic_scaling_list_present_flag[i], 1, i);
if (current->pic_scaling_list_present_flag[i]) {
if (i < 6)
CHECK(FUNC(scaling_list)(ctx, rw,
@ -483,10 +484,10 @@ static int FUNC(sei_buffering_period)(CodedBitstreamContext *ctx, RWContext *rw,
length = sps->vui.nal_hrd_parameters.initial_cpb_removal_delay_length_minus1 + 1;
xu(length, initial_cpb_removal_delay[SchedSelIdx],
current->nal.initial_cpb_removal_delay[i],
1, MAX_UINT_BITS(length));
1, MAX_UINT_BITS(length), 1, i);
xu(length, initial_cpb_removal_delay_offset[SchedSelIdx],
current->nal.initial_cpb_removal_delay_offset[i],
0, MAX_UINT_BITS(length));
0, MAX_UINT_BITS(length), 1, i);
}
}
@ -495,10 +496,10 @@ static int FUNC(sei_buffering_period)(CodedBitstreamContext *ctx, RWContext *rw,
length = sps->vui.vcl_hrd_parameters.initial_cpb_removal_delay_length_minus1 + 1;
xu(length, initial_cpb_removal_delay[SchedSelIdx],
current->vcl.initial_cpb_removal_delay[i],
1, MAX_UINT_BITS(length));
1, MAX_UINT_BITS(length), 1, i);
xu(length, initial_cpb_removal_delay_offset[SchedSelIdx],
current->vcl.initial_cpb_removal_delay_offset[i],
0, MAX_UINT_BITS(length));
0, MAX_UINT_BITS(length), 1, i);
}
}
@ -616,7 +617,7 @@ static int FUNC(sei_pic_timing)(CodedBitstreamContext *ctx, RWContext *rw,
return AVERROR_INVALIDDATA;
for (i = 0; i < num_clock_ts[current->pic_struct]; i++) {
flag(clock_timestamp_flag[i]);
flags(clock_timestamp_flag[i], 1, i);
if (current->clock_timestamp_flag[i])
CHECK(FUNC(sei_pic_timestamp)(ctx, rw, &current->timestamp[i]));
}
@ -652,7 +653,7 @@ static int FUNC(sei_user_data_registered)(CodedBitstreamContext *ctx, RWContext
allocate(current->data, current->data_length);
for (j = 0; j < current->data_length; j++)
xu(8, itu_t_t35_payload_byte, current->data[j], 0x00, 0xff);
xu(8, itu_t_t35_payload_byte[i], current->data[j], 0x00, 0xff, 1, i + j);
return 0;
}
@ -674,15 +675,13 @@ static int FUNC(sei_user_data_unregistered)(CodedBitstreamContext *ctx, RWContex
*payload_size = 16 + current->data_length;
#endif
for (i = 0; i < 16; i++) {
xu(8, uuid_iso_iec_11578,
current->uuid_iso_iec_11578[i], 0x00, 0xff);
}
for (i = 0; i < 16; i++)
us(8, uuid_iso_iec_11578[i], 0x00, 0xff, 1, i);
allocate(current->data, current->data_length);
for (i = 0; i < current->data_length; i++)
xu(8, user_data_payload_byte, current->data[i], 0x00, 0xff);
xu(8, user_data_payload_byte[i], current->data[i], 0x00, 0xff, 1, i);
return 0;
}
@ -764,7 +763,7 @@ static int FUNC(sei_payload)(CodedBitstreamContext *ctx, RWContext *rw,
{
allocate(current->payload.other.data, current->payload_size);
for (i = 0; i < current->payload_size; i++)
xu(8, payload_byte, current->payload.other.data[i], 0, 255);
xu(8, payload_byte, current->payload.other.data[i], 0, 255, 1, i);
}
}
@ -811,14 +810,14 @@ static int FUNC(sei)(CodedBitstreamContext *ctx, RWContext *rw,
fixed(8, ff_byte, 0xff);
payload_type += 255;
}
xu(8, last_payload_type_byte, tmp, 0, 254);
xu(8, last_payload_type_byte, tmp, 0, 254, 0);
payload_type += tmp;
while (show_bits(rw, 8) == 0xff) {
fixed(8, ff_byte, 0xff);
payload_size += 255;
}
xu(8, last_payload_size_byte, tmp, 0, 254);
xu(8, last_payload_size_byte, tmp, 0, 254, 0);
payload_size += tmp;
current->payload[k].payload_type = payload_type;
@ -854,14 +853,14 @@ static int FUNC(sei)(CodedBitstreamContext *ctx, RWContext *rw,
fixed(8, ff_byte, 0xff);
tmp -= 255;
}
xu(8, last_payload_type_byte, tmp, 0, 254);
xu(8, last_payload_type_byte, tmp, 0, 254, 0);
tmp = current->payload[k].payload_size;
while (tmp >= 255) {
fixed(8, ff_byte, 0xff);
tmp -= 255;
}
xu(8, last_payload_size_byte, tmp, 0, 254);
xu(8, last_payload_size_byte, tmp, 0, 254, 0);
CHECK(FUNC(sei_payload)(ctx, rw, &current->payload[k]));
}
@ -903,7 +902,7 @@ static int FUNC(ref_pic_list_modification)(CodedBitstreamContext *ctx, RWContext
if (current->ref_pic_list_modification_flag_l0) {
for (i = 0; i < H264_MAX_RPLM_COUNT; i++) {
xue(modification_of_pic_nums_idc,
current->rplm_l0[i].modification_of_pic_nums_idc, 0, 3);
current->rplm_l0[i].modification_of_pic_nums_idc, 0, 3, 0);
mopn = current->rplm_l0[i].modification_of_pic_nums_idc;
if (mopn == 3)
@ -913,11 +912,11 @@ static int FUNC(ref_pic_list_modification)(CodedBitstreamContext *ctx, RWContext
xue(abs_diff_pic_num_minus1,
current->rplm_l0[i].abs_diff_pic_num_minus1,
0, (1 + current->field_pic_flag) *
(1 << (sps->log2_max_frame_num_minus4 + 4)));
(1 << (sps->log2_max_frame_num_minus4 + 4)), 0);
else if (mopn == 2)
xue(long_term_pic_num,
current->rplm_l0[i].long_term_pic_num,
0, sps->max_num_ref_frames - 1);
0, sps->max_num_ref_frames - 1, 0);
}
}
}
@ -927,7 +926,7 @@ static int FUNC(ref_pic_list_modification)(CodedBitstreamContext *ctx, RWContext
if (current->ref_pic_list_modification_flag_l1) {
for (i = 0; i < H264_MAX_RPLM_COUNT; i++) {
xue(modification_of_pic_nums_idc,
current->rplm_l1[i].modification_of_pic_nums_idc, 0, 3);
current->rplm_l1[i].modification_of_pic_nums_idc, 0, 3, 0);
mopn = current->rplm_l1[i].modification_of_pic_nums_idc;
if (mopn == 3)
@ -937,11 +936,11 @@ static int FUNC(ref_pic_list_modification)(CodedBitstreamContext *ctx, RWContext
xue(abs_diff_pic_num_minus1,
current->rplm_l1[i].abs_diff_pic_num_minus1,
0, (1 + current->field_pic_flag) *
(1 << (sps->log2_max_frame_num_minus4 + 4)));
(1 << (sps->log2_max_frame_num_minus4 + 4)), 0);
else if (mopn == 2)
xue(long_term_pic_num,
current->rplm_l1[i].long_term_pic_num,
0, sps->max_num_ref_frames - 1);
0, sps->max_num_ref_frames - 1, 0);
}
}
}
@ -964,17 +963,17 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
ue(chroma_log2_weight_denom, 0, 7);
for (i = 0; i <= current->num_ref_idx_l0_active_minus1; i++) {
flag(luma_weight_l0_flag[i]);
flags(luma_weight_l0_flag[i], 1, i);
if (current->luma_weight_l0_flag[i]) {
se(luma_weight_l0[i], -128, +127);
se(luma_offset_l0[i], -128, +127);
ses(luma_weight_l0[i], -128, +127, 1, i);
ses(luma_offset_l0[i], -128, +127, 1, i);
}
if (chroma) {
flag(chroma_weight_l0_flag[i]);
flags(chroma_weight_l0_flag[i], 1, i);
if (current->chroma_weight_l0_flag[i]) {
for (j = 0; j < 2; j++) {
se(chroma_weight_l0[i][j], -128, +127);
se(chroma_offset_l0[i][j], -128, +127);
ses(chroma_weight_l0[i][j], -128, +127, 2, i, j);
ses(chroma_offset_l0[i][j], -128, +127, 2, i, j);
}
}
}
@ -982,17 +981,17 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->slice_type % 5 == 1) {
for (i = 0; i <= current->num_ref_idx_l1_active_minus1; i++) {
flag(luma_weight_l1_flag[i]);
flags(luma_weight_l1_flag[i], 1, i);
if (current->luma_weight_l1_flag[i]) {
se(luma_weight_l1[i], -128, +127);
se(luma_offset_l1[i], -128, +127);
ses(luma_weight_l1[i], -128, +127, 1, i);
ses(luma_offset_l1[i], -128, +127, 1, i);
}
if (chroma) {
flag(chroma_weight_l1_flag[i]);
flags(chroma_weight_l1_flag[i], 1, i);
if (current->chroma_weight_l1_flag[i]) {
for (j = 0; j < 2; j++) {
se(chroma_weight_l1[i][j], -128, +127);
se(chroma_offset_l1[i][j], -128, +127);
ses(chroma_weight_l1[i][j], -128, +127, 2, i, j);
ses(chroma_offset_l1[i][j], -128, +127, 2, i, j);
}
}
}
@ -1019,7 +1018,7 @@ static int FUNC(dec_ref_pic_marking)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = 0; i < H264_MAX_MMCO_COUNT; i++) {
xue(memory_management_control_operation,
current->mmco[i].memory_management_control_operation,
0, 6);
0, 6, 0);
mmco = current->mmco[i].memory_management_control_operation;
if (mmco == 0)
@ -1028,19 +1027,19 @@ static int FUNC(dec_ref_pic_marking)(CodedBitstreamContext *ctx, RWContext *rw,
if (mmco == 1 || mmco == 3)
xue(difference_of_pic_nums_minus1,
current->mmco[i].difference_of_pic_nums_minus1,
0, INT32_MAX);
0, INT32_MAX, 0);
if (mmco == 2)
xue(long_term_pic_num,
current->mmco[i].long_term_pic_num,
0, sps->max_num_ref_frames - 1);
0, sps->max_num_ref_frames - 1, 0);
if (mmco == 3 || mmco == 6)
xue(long_term_frame_idx,
current->mmco[i].long_term_frame_idx,
0, sps->max_num_ref_frames - 1);
0, sps->max_num_ref_frames - 1, 0);
if (mmco == 4)
xue(max_long_term_frame_idx_plus1,
current->mmco[i].max_long_term_frame_idx_plus1,
0, sps->max_num_ref_frames);
0, sps->max_num_ref_frames, 0);
}
if (i == H264_MAX_MMCO_COUNT) {
av_log(ctx->log_ctx, AV_LOG_ERROR, "Too many "

179
libavcodec/cbs_h265_syntax_template.c
View File

@ -74,13 +74,13 @@ static int FUNC(extension_data)(CodedBitstreamContext *ctx, RWContext *rw,
*rw = start;
allocate(current->data, (current->bit_length + 7) / 8);
for (k = 0; k < current->bit_length; k++) {
xu(1, extension_data, bit, 0, 1);
xu(1, extension_data, bit, 0, 1, 0);
current->data[k / 8] |= bit << (7 - k % 8);
}
}
#else
for (k = 0; k < current->bit_length; k++)
xu(1, extension_data, current->data[k / 8] >> (7 - k % 8), 0, 1);
xu(1, extension_data, current->data[k / 8] >> (7 - k % 8), 0, 1, 0);
#endif
return 0;
}
@ -98,7 +98,7 @@ static int FUNC(profile_tier_level)(CodedBitstreamContext *ctx, RWContext *rw,
u(5, general_profile_idc, 0, 31);
for (j = 0; j < 32; j++)
flag(general_profile_compatibility_flag[j]);
flags(general_profile_compatibility_flag[j], 1, j);
flag(general_progressive_source_flag);
flag(general_interlaced_source_flag);
@ -148,8 +148,8 @@ static int FUNC(profile_tier_level)(CodedBitstreamContext *ctx, RWContext *rw,
u(8, general_level_idc, 0, 255);
for (i = 0; i < max_num_sub_layers_minus1; i++) {
flag(sub_layer_profile_present_flag[i]);
flag(sub_layer_level_present_flag[i]);
flags(sub_layer_profile_present_flag[i], 1, i);
flags(sub_layer_level_present_flag[i], 1, i);
}
if (max_num_sub_layers_minus1 > 0) {
@ -180,13 +180,13 @@ static int FUNC(sub_layer_hrd_parameters)(CodedBitstreamContext *ctx, RWContext
current = &hrd->vcl_sub_layer_hrd_parameters[sub_layer_id];
for (i = 0; i <= hrd->cpb_cnt_minus1[sub_layer_id]; i++) {
ue(bit_rate_value_minus1[i], 0, UINT32_MAX - 1);
ue(cpb_size_value_minus1[i], 0, UINT32_MAX - 1);
ues(bit_rate_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
ues(cpb_size_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
if (hrd->sub_pic_hrd_params_present_flag) {
ue(cpb_size_du_value_minus1[i], 0, UINT32_MAX - 1);
ue(bit_rate_du_value_minus1[i], 0, UINT32_MAX - 1);
ues(cpb_size_du_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
ues(bit_rate_du_value_minus1[i], 0, UINT32_MAX - 1, 1, i);
}
flag(cbr_flag[i]);
flags(cbr_flag[i], 1, i);
}
return 0;
@ -230,21 +230,21 @@ static int FUNC(hrd_parameters)(CodedBitstreamContext *ctx, RWContext *rw,
}
for (i = 0; i <= max_num_sub_layers_minus1; i++) {
flag(fixed_pic_rate_general_flag[i]);
flags(fixed_pic_rate_general_flag[i], 1, i);
if (!current->fixed_pic_rate_general_flag[i])
flag(fixed_pic_rate_within_cvs_flag[i]);
flags(fixed_pic_rate_within_cvs_flag[i], 1, i);
else
infer(fixed_pic_rate_within_cvs_flag[i], 1);
if (current->fixed_pic_rate_within_cvs_flag[i]) {
ue(elemental_duration_in_tc_minus1[i], 0, 2047);
ues(elemental_duration_in_tc_minus1[i], 0, 2047, 1, i);
infer(low_delay_hrd_flag[i], 0);
} else
flag(low_delay_hrd_flag[i]);
flags(low_delay_hrd_flag[i], 1, i);
if (!current->low_delay_hrd_flag[i])
ue(cpb_cnt_minus1[i], 0, 31);
ues(cpb_cnt_minus1[i], 0, 31, 1, i);
else
infer(cpb_cnt_minus1[i], 0);
@ -392,9 +392,12 @@ static int FUNC(vps)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = (current->vps_sub_layer_ordering_info_present_flag ?
0 : current->vps_max_sub_layers_minus1);
i <= current->vps_max_sub_layers_minus1; i++) {
ue(vps_max_dec_pic_buffering_minus1[i], 0, HEVC_MAX_DPB_SIZE - 1);
ue(vps_max_num_reorder_pics[i], 0, current->vps_max_dec_pic_buffering_minus1[i]);
ue(vps_max_latency_increase_plus1[i], 0, UINT32_MAX - 1);
ues(vps_max_dec_pic_buffering_minus1[i],
0, HEVC_MAX_DPB_SIZE - 1, 1, i);
ues(vps_max_num_reorder_pics[i],
0, current->vps_max_dec_pic_buffering_minus1[i], 1, i);
ues(vps_max_latency_increase_plus1[i],
0, UINT32_MAX - 1, 1, i);
}
if (!current->vps_sub_layer_ordering_info_present_flag) {
for (i = 0; i < current->vps_max_sub_layers_minus1; i++) {
@ -411,7 +414,7 @@ static int FUNC(vps)(CodedBitstreamContext *ctx, RWContext *rw,
ue(vps_num_layer_sets_minus1, 0, HEVC_MAX_LAYER_SETS - 1);
for (i = 1; i <= current->vps_num_layer_sets_minus1; i++) {
for (j = 0; j <= current->vps_max_layer_id; j++)
flag(layer_id_included_flag[i][j]);
flags(layer_id_included_flag[i][j], 2, i, j);
}
for (j = 0; j <= current->vps_max_layer_id; j++)
infer(layer_id_included_flag[0][j], j == 0);
@ -425,11 +428,11 @@ static int FUNC(vps)(CodedBitstreamContext *ctx, RWContext *rw,
ue(vps_num_ticks_poc_diff_one_minus1, 0, UINT32_MAX - 1);
ue(vps_num_hrd_parameters, 0, current->vps_num_layer_sets_minus1 + 1);
for (i = 0; i < current->vps_num_hrd_parameters; i++) {
ue(hrd_layer_set_idx[i],
current->vps_base_layer_internal_flag ? 0 : 1,
current->vps_num_layer_sets_minus1);
ues(hrd_layer_set_idx[i],
current->vps_base_layer_internal_flag ? 0 : 1,
current->vps_num_layer_sets_minus1, 1, i);
if (i > 0)
flag(cprms_present_flag[i]);
flags(cprms_present_flag[i], 1, i);
else
infer(cprms_present_flag[0], 1);
@ -483,9 +486,9 @@ static int FUNC(st_ref_pic_set)(CodedBitstreamContext *ctx, RWContext *rw,
(current->abs_delta_rps_minus1 + 1);
for (j = 0; j <= num_delta_pocs; j++) {
flag(used_by_curr_pic_flag[j]);
flags(used_by_curr_pic_flag[j], 1, j);
if (!current->used_by_curr_pic_flag[j])
flag(use_delta_flag[j]);
flags(use_delta_flag[j], 1, j);
else
infer(use_delta_flag[j], 1);
}
@ -580,13 +583,13 @@ static int FUNC(st_ref_pic_set)(CodedBitstreamContext *ctx, RWContext *rw,
ue(num_positive_pics, 0, 15 - current->num_negative_pics);
for (i = 0; i < current->num_negative_pics; i++) {
ue(delta_poc_s0_minus1[i], 0, INT16_MAX);
flag(used_by_curr_pic_s0_flag[i]);
ues(delta_poc_s0_minus1[i], 0, INT16_MAX, 1, i);
flags(used_by_curr_pic_s0_flag[i], 1, i);
}
for (i = 0; i < current->num_positive_pics; i++) {
ue(delta_poc_s1_minus1[i], 0, INT16_MAX);
flag(used_by_curr_pic_s1_flag[i]);
ues(delta_poc_s1_minus1[i], 0, INT16_MAX, 1, i);
flags(used_by_curr_pic_s1_flag[i], 1, i);
}
}
@ -601,18 +604,21 @@ static int FUNC(scaling_list_data)(CodedBitstreamContext *ctx, RWContext *rw,
for (sizeId = 0; sizeId < 4; sizeId++) {
for (matrixId = 0; matrixId < 6; matrixId += (sizeId == 3 ? 3 : 1)) {
flag(scaling_list_pred_mode_flag[sizeId][matrixId]);
flags(scaling_list_pred_mode_flag[sizeId][matrixId],
2, sizeId, matrixId);
if (!current->scaling_list_pred_mode_flag[sizeId][matrixId]) {
ue(scaling_list_pred_matrix_id_delta[sizeId][matrixId],
0, sizeId == 3 ? matrixId / 3 : matrixId);
ues(scaling_list_pred_matrix_id_delta[sizeId][matrixId],
0, sizeId == 3 ? matrixId / 3 : matrixId,
2, sizeId, matrixId);
} else {
n = FFMIN(64, 1 << (4 + (sizeId << 1)));
if (sizeId > 1)
se(scaling_list_dc_coef_minus8[sizeId - 2][matrixId], -7, +247);
if (sizeId > 1) {
ses(scaling_list_dc_coef_minus8[sizeId - 2][matrixId], -7, +247,
2, sizeId - 2, matrixId);
}
for (i = 0; i < n; i++) {
xse(scaling_list_delta_coeff,
current->scaling_list_delta_coeff[sizeId][matrixId][i],
-128, +127);
ses(scaling_list_delta_coeff[sizeId][matrixId][i],
-128, +127, 3, sizeId, matrixId, i);
}
}
}
@ -658,8 +664,8 @@ static int FUNC(sps_scc_extension)(CodedBitstreamContext *ctx, RWContext *rw,
int bit_depth = comp == 0 ? current->bit_depth_luma_minus8 + 8
: current->bit_depth_chroma_minus8 + 8;
for (i = 0; i <= current->sps_num_palette_predictor_initializer_minus1; i++)
u(bit_depth, sps_palette_predictor_initializers[comp][i],
0, MAX_UINT_BITS(bit_depth));
us(bit_depth, sps_palette_predictor_initializers[comp][i],
0, MAX_UINT_BITS(bit_depth), 2, comp, i);
}
}
}
@ -742,9 +748,12 @@ static int FUNC(sps)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = (current->sps_sub_layer_ordering_info_present_flag ?
0 : current->sps_max_sub_layers_minus1);
i <= current->sps_max_sub_layers_minus1; i++) {
ue(sps_max_dec_pic_buffering_minus1[i], 0, HEVC_MAX_DPB_SIZE - 1);
ue(sps_max_num_reorder_pics[i], 0, current->sps_max_dec_pic_buffering_minus1[i]);
ue(sps_max_latency_increase_plus1[i], 0, UINT32_MAX - 1);
ues(sps_max_dec_pic_buffering_minus1[i],
0, HEVC_MAX_DPB_SIZE - 1, 1, i);
ues(sps_max_num_reorder_pics[i],
0, current->sps_max_dec_pic_buffering_minus1[i], 1, i);
ues(sps_max_latency_increase_plus1[i],
0, UINT32_MAX - 1, 1, i);
}
if (!current->sps_sub_layer_ordering_info_present_flag) {
for (i = 0; i < current->sps_max_sub_layers_minus1; i++) {
@ -819,10 +828,10 @@ static int FUNC(sps)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->long_term_ref_pics_present_flag) {
ue(num_long_term_ref_pics_sps, 0, HEVC_MAX_LONG_TERM_REF_PICS);
for (i = 0; i < current->num_long_term_ref_pics_sps; i++) {
u(current->log2_max_pic_order_cnt_lsb_minus4 + 4,
lt_ref_pic_poc_lsb_sps[i],
0, MAX_UINT_BITS(current->log2_max_pic_order_cnt_lsb_minus4 + 4));
flag(used_by_curr_pic_lt_sps_flag[i]);
us(current->log2_max_pic_order_cnt_lsb_minus4 + 4,
lt_ref_pic_poc_lsb_sps[i],
0, MAX_UINT_BITS(current->log2_max_pic_order_cnt_lsb_minus4 + 4), 1, i);
flags(used_by_curr_pic_lt_sps_flag[i], 1, i);
}
}
@ -875,8 +884,8 @@ static int FUNC(pps_range_extension)(CodedBitstreamContext *ctx, RWContext *rw,
0, sps->log2_diff_max_min_luma_coding_block_size);
ue(chroma_qp_offset_list_len_minus1, 0, 5);
for (i = 0; i <= current->chroma_qp_offset_list_len_minus1; i++) {
se(cb_qp_offset_list[i], -12, +12);
se(cr_qp_offset_list[i], -12, +12);
ses(cb_qp_offset_list[i], -12, +12, 1, i);
ses(cr_qp_offset_list[i], -12, +12, 1, i);
}
}
@ -918,8 +927,8 @@ static int FUNC(pps_scc_extension)(CodedBitstreamContext *ctx, RWContext *rw,
int bit_depth = comp == 0 ? current->luma_bit_depth_entry_minus8 + 8
: current->chroma_bit_depth_entry_minus8 + 8;
for (i = 0; i < current->pps_num_palette_predictor_initializer; i++)
u(bit_depth, pps_palette_predictor_initializers[comp][i],
0, MAX_UINT_BITS(bit_depth));
us(bit_depth, pps_palette_predictor_initializers[comp][i],
0, MAX_UINT_BITS(bit_depth), 2, comp, i);
}
}
}
@ -985,9 +994,9 @@ static int FUNC(pps)(CodedBitstreamContext *ctx, RWContext *rw,
flag(uniform_spacing_flag);
if (!current->uniform_spacing_flag) {
for (i = 0; i < current->num_tile_columns_minus1; i++)
ue(column_width_minus1[i], 0, sps->pic_width_in_luma_samples);
ues(column_width_minus1[i], 0, sps->pic_width_in_luma_samples, 1, i);
for (i = 0; i < current->num_tile_rows_minus1; i++)
ue(row_height_minus1[i], 0, sps->pic_height_in_luma_samples);
ues(row_height_minus1[i], 0, sps->pic_height_in_luma_samples, 1, i);
}
flag(loop_filter_across_tiles_enabled_flag);
} else {
@ -1078,14 +1087,14 @@ static int FUNC(ref_pic_lists_modification)(CodedBitstreamContext *ctx, RWContex
flag(ref_pic_list_modification_flag_l0);
if (current->ref_pic_list_modification_flag_l0) {
for (i = 0; i <= current->num_ref_idx_l0_active_minus1; i++)
u(entry_size, list_entry_l0[i], 0, num_pic_total_curr - 1);
us(entry_size, list_entry_l0[i], 0, num_pic_total_curr - 1, 1, i);
}
if (current->slice_type == HEVC_SLICE_B) {
flag(ref_pic_list_modification_flag_l1);
if (current->ref_pic_list_modification_flag_l1) {
for (i = 0; i <= current->num_ref_idx_l1_active_minus1; i++)
u(entry_size, list_entry_l1[i], 0, num_pic_total_curr - 1);
us(entry_size, list_entry_l1[i], 0, num_pic_total_curr - 1, 1, i);
}
}
@ -1109,14 +1118,14 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = 0; i <= current->num_ref_idx_l0_active_minus1; i++) {
if (1 /* is not same POC and same layer_id */)
flag(luma_weight_l0_flag[i]);
flags(luma_weight_l0_flag[i], 1, i);
else
infer(luma_weight_l0_flag[i], 0);
}
if (chroma) {
for (i = 0; i <= current->num_ref_idx_l0_active_minus1; i++) {
if (1 /* is not same POC and same layer_id */)
flag(chroma_weight_l0_flag[i]);
flags(chroma_weight_l0_flag[i], 1, i);
else
infer(chroma_weight_l0_flag[i], 0);
}
@ -1124,20 +1133,20 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = 0; i <= current->num_ref_idx_l0_active_minus1; i++) {
if (current->luma_weight_l0_flag[i]) {
se(delta_luma_weight_l0[i], -128, +127);
se(luma_offset_l0[i],
-(1 << (sps->bit_depth_luma_minus8 + 8 - 1)),
((1 << (sps->bit_depth_luma_minus8 + 8 - 1)) - 1));
ses(delta_luma_weight_l0[i], -128, +127, 1, i);
ses(luma_offset_l0[i],
-(1 << (sps->bit_depth_luma_minus8 + 8 - 1)),
((1 << (sps->bit_depth_luma_minus8 + 8 - 1)) - 1), 1, i);
} else {
infer(delta_luma_weight_l0[i], 0);
infer(luma_offset_l0[i], 0);
}
if (current->chroma_weight_l0_flag[i]) {
for (j = 0; j < 2; j++) {
se(delta_chroma_weight_l0[i][j], -128, +127);
se(chroma_offset_l0[i][j],
-(4 << (sps->bit_depth_chroma_minus8 + 8 - 1)),
((4 << (sps->bit_depth_chroma_minus8 + 8 - 1)) - 1));
ses(delta_chroma_weight_l0[i][j], -128, +127, 2, i, j);
ses(chroma_offset_l0[i][j],
-(4 << (sps->bit_depth_chroma_minus8 + 8 - 1)),
((4 << (sps->bit_depth_chroma_minus8 + 8 - 1)) - 1), 2, i, j);
}
} else {
for (j = 0; j < 2; j++) {
@ -1150,14 +1159,14 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->slice_type == HEVC_SLICE_B) {
for (i = 0; i <= current->num_ref_idx_l1_active_minus1; i++) {
if (1 /* RefPicList1[i] is not CurrPic, nor is it in a different layer */)
flag(luma_weight_l1_flag[i]);
flags(luma_weight_l1_flag[i], 1, i);
else
infer(luma_weight_l1_flag[i], 0);
}
if (chroma) {
for (i = 0; i <= current->num_ref_idx_l1_active_minus1; i++) {
if (1 /* RefPicList1[i] is not CurrPic, nor is it in a different layer */)
flag(chroma_weight_l1_flag[i]);
flags(chroma_weight_l1_flag[i], 1, i);
else
infer(chroma_weight_l1_flag[i], 0);
}
@ -1165,20 +1174,20 @@ static int FUNC(pred_weight_table)(CodedBitstreamContext *ctx, RWContext *rw,
for (i = 0; i <= current->num_ref_idx_l1_active_minus1; i++) {
if (current->luma_weight_l1_flag[i]) {
se(delta_luma_weight_l1[i], -128, +127);
se(luma_offset_l1[i],
-(1 << (sps->bit_depth_luma_minus8 + 8 - 1)),
((1 << (sps->bit_depth_luma_minus8 + 8 - 1)) - 1));
ses(delta_luma_weight_l1[i], -128, +127, 1, i);
ses(luma_offset_l1[i],
-(1 << (sps->bit_depth_luma_minus8 + 8 - 1)),
((1 << (sps->bit_depth_luma_minus8 + 8 - 1)) - 1), 1, i);
} else {
infer(delta_luma_weight_l1[i], 0);
infer(luma_offset_l1[i], 0);
}
if (current->chroma_weight_l1_flag[i]) {
for (j = 0; j < 2; j++) {
se(delta_chroma_weight_l1[i][j], -128, +127);
se(chroma_offset_l1[i][j],
-(4 << (sps->bit_depth_chroma_minus8 + 8 - 1)),
((4 << (sps->bit_depth_chroma_minus8 + 8 - 1)) - 1));
ses(delta_chroma_weight_l1[i][j], -128, +127, 2, i, j);
ses(chroma_offset_l1[i][j],
-(4 << (sps->bit_depth_chroma_minus8 + 8 - 1)),
((4 << (sps->bit_depth_chroma_minus8 + 8 - 1)) - 1), 2, i, j);
}
} else {
for (j = 0; j < 2; j++) {
@ -1253,7 +1262,7 @@ static int FUNC(slice_segment_header)(CodedBitstreamContext *ctx, RWContext *rw,
if (!current->dependent_slice_segment_flag) {
for (i = 0; i < pps->num_extra_slice_header_bits; i++)
flag(slice_reserved_flag[i]);
flags(slice_reserved_flag[i], 1, i);
ue(slice_type, 0, 2);
@ -1309,20 +1318,20 @@ static int FUNC(slice_segment_header)(CodedBitstreamContext *ctx, RWContext *rw,
current->num_long_term_pics; i++) {
if (i < current->num_long_term_sps) {
if (sps->num_long_term_ref_pics_sps > 1)
u(idx_size, lt_idx_sps[i],
0, sps->num_long_term_ref_pics_sps - 1);
us(idx_size, lt_idx_sps[i],
0, sps->num_long_term_ref_pics_sps - 1, 1, i);
if (sps->used_by_curr_pic_lt_sps_flag[current->lt_idx_sps[i]])
++num_pic_total_curr;
} else {
u(sps->log2_max_pic_order_cnt_lsb_minus4 + 4, poc_lsb_lt[i],
0, MAX_UINT_BITS(sps->log2_max_pic_order_cnt_lsb_minus4 + 4));
flag(used_by_curr_pic_lt_flag[i]);
us(sps->log2_max_pic_order_cnt_lsb_minus4 + 4, poc_lsb_lt[i],
0, MAX_UINT_BITS(sps->log2_max_pic_order_cnt_lsb_minus4 + 4), 1, i);
flags(used_by_curr_pic_lt_flag[i], 1, i);
if (current->used_by_curr_pic_lt_flag[i])
++num_pic_total_curr;
}
flag(delta_poc_msb_present_flag[i]);
flags(delta_poc_msb_present_flag[i], 1, i);
if (current->delta_poc_msb_present_flag[i])
ue(delta_poc_msb_cycle_lt[i], 0, UINT32_MAX - 1);
ues(delta_poc_msb_cycle_lt[i], 0, UINT32_MAX - 1, 1, i);
else
infer(delta_poc_msb_cycle_lt[i], 0);
}
@ -1480,15 +1489,15 @@ static int FUNC(slice_segment_header)(CodedBitstreamContext *ctx, RWContext *rw,
if (current->num_entry_point_offsets > 0) {
ue(offset_len_minus1, 0, 31);
for (i = 0; i < current->num_entry_point_offsets; i++)
u(current->offset_len_minus1 + 1, entry_point_offset_minus1[i],
0, MAX_UINT_BITS(current->offset_len_minus1 + 1));
us(current->offset_len_minus1 + 1, entry_point_offset_minus1[i],
0, MAX_UINT_BITS(current->offset_len_minus1 + 1), 1, i);
}
}
if (pps->slice_segment_header_extension_present_flag) {
ue(slice_segment_header_extension_length, 0, 256);
for (i = 0; i < current->slice_segment_header_extension_length; i++)
u(8, slice_segment_header_extension_data_byte[i], 0x00, 0xff);
us(8, slice_segment_header_extension_data_byte[i], 0x00, 0xff, 1, i);
}
CHECK(FUNC(byte_alignment)(ctx, rw));

10
libavcodec/cbs_internal.h
View File

@ -63,8 +63,8 @@ typedef struct CodedBitstreamType {
void ff_cbs_trace_header(CodedBitstreamContext *ctx,
const char *name);
void ff_cbs_trace_syntax_element(CodedBitstreamContext *ctx,
int position, const char *name,
void ff_cbs_trace_syntax_element(CodedBitstreamContext *ctx, int position,
const char *name, const int *subscripts,
const char *bitstring, int64_t value);
@ -72,11 +72,13 @@ void ff_cbs_trace_syntax_element(CodedBitstreamContext *ctx,
// generation of trace output.
int ff_cbs_read_unsigned(CodedBitstreamContext *ctx, GetBitContext *gbc,
int width, const char *name, uint32_t *write_to,
int width, const char *name,
const int *subscripts, uint32_t *write_to,
uint32_t range_min, uint32_t range_max);
int ff_cbs_write_unsigned(CodedBitstreamContext *ctx, PutBitContext *pbc,
int width, const char *name, uint32_t value,
int width, const char *name,
const int *subscripts, uint32_t value,
uint32_t range_min, uint32_t range_max);
// The largest value representable in N bits, suitable for use as

25
libavcodec/cbs_mpeg2.c
View File

@ -38,24 +38,29 @@
#define FUNC_MPEG2(rw, name) FUNC_NAME(rw, mpeg2, name)
#define FUNC(name) FUNC_MPEG2(READWRITE, name)
#define SUBSCRIPTS(subs, ...) (subs > 0 ? ((int[subs + 1]){ subs, __VA_ARGS__ }) : NULL)
#define ui(width, name) \
xui(width, name, current->name, 0)
#define uis(width, name, subs, ...) \
xui(width, name, current->name, subs, __VA_ARGS__)
#define READ
#define READWRITE read
#define RWContext GetBitContext
#define xui(width, name, var) do { \
#define xui(width, name, var, subs, ...) do { \
uint32_t value = 0; \
CHECK(ff_cbs_read_unsigned(ctx, rw, width, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
&value, 0, (1 << width) - 1)); \
var = value; \
} while (0)
#define ui(width, name) \
xui(width, name, current->name)
#define marker_bit() do { \
av_unused uint32_t one; \
CHECK(ff_cbs_read_unsigned(ctx, rw, 1, "marker_bit", &one, 1, 1)); \
CHECK(ff_cbs_read_unsigned(ctx, rw, 1, "marker_bit", NULL, &one, 1, 1)); \
} while (0)
#define nextbits(width, compare, var) \
@ -68,7 +73,6 @@
#undef READWRITE
#undef RWContext
#undef xui
#undef ui
#undef marker_bit
#undef nextbits
@ -77,16 +81,14 @@
#define READWRITE write
#define RWContext PutBitContext
#define xui(width, name, var) do { \
#define xui(width, name, var, subs, ...) do { \
CHECK(ff_cbs_write_unsigned(ctx, rw, width, #name, \
SUBSCRIPTS(subs, __VA_ARGS__), \
var, 0, (1 << width) - 1)); \
} while (0)
#define ui(width, name) \
xui(width, name, current->name)
#define marker_bit() do { \
CHECK(ff_cbs_write_unsigned(ctx, rw, 1, "marker_bit", 1, 1, 1)); \
CHECK(ff_cbs_write_unsigned(ctx, rw, 1, "marker_bit", NULL, 1, 1, 1)); \
} while (0)
#define nextbits(width, compare, var) (var)
@ -97,7 +99,6 @@
#undef READWRITE
#undef RWContext
#undef xui
#undef ui
#undef marker_bit
#undef nextbits

25
libavcodec/cbs_mpeg2_syntax_template.c
View File

@ -44,13 +44,13 @@ static int FUNC(sequence_header)(CodedBitstreamContext *ctx, RWContext *rw,
ui(1, load_intra_quantiser_matrix);
if (current->load_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, intra_quantiser_matrix[i]);
uis(8, intra_quantiser_matrix[i], 1, i);
}
ui(1, load_non_intra_quantiser_matrix);
if (current->load_non_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, non_intra_quantiser_matrix[i]);
uis(8, non_intra_quantiser_matrix[i], 1, i);
}
return 0;
@ -79,7 +79,7 @@ static int FUNC(user_data)(CodedBitstreamContext *ctx, RWContext *rw,
#endif
for (k = 0; k < current->user_data_length; k++)
xui(8, user_data, current->user_data[k]);
xui(8, user_data, current->user_data[k], 0);
return 0;
}
@ -250,25 +250,25 @@ static int FUNC(quant_matrix_extension)(CodedBitstreamContext *ctx, RWContext *r
ui(1, load_intra_quantiser_matrix);
if (current->load_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, intra_quantiser_matrix[i]);
uis(8, intra_quantiser_matrix[i], 1, i);
}
ui(1, load_non_intra_quantiser_matrix);
if (current->load_non_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, non_intra_quantiser_matrix[i]);
uis(8, non_intra_quantiser_matrix[i], 1, i);
}
ui(1, load_chroma_intra_quantiser_matrix);
if (current->load_chroma_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, intra_quantiser_matrix[i]);
uis(8, intra_quantiser_matrix[i], 1, i);
}
ui(1, load_chroma_non_intra_quantiser_matrix);
if (current->load_chroma_non_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
ui(8, chroma_non_intra_quantiser_matrix[i]);
uis(8, chroma_non_intra_quantiser_matrix[i], 1, i);
}
return 0;
@ -366,15 +366,16 @@ static int FUNC(slice_header)(CodedBitstreamContext *ctx, RWContext *rw,
if (!current->extra_information)
return AVERROR(ENOMEM);
for (k = 0; k < current->extra_information_length; k++) {
xui(1, extra_bit_slice, bit);
xui(8, extra_information_slice,
current->extra_information[k]);
xui(1, extra_bit_slice, bit, 0);
xui(8, extra_information_slice[k],
current->extra_information[k], 1, k);
}
}
#else
for (k = 0; k < current->extra_information_length; k++) {
xui(1, extra_bit_slice, 1);
xui(8, extra_information_slice, current->extra_information[k]);
xui(1, extra_bit_slice, 1, 0);
xui(8, extra_information_slice[k],
current->extra_information[k], 1, k);
}
#endif
}